diff --git a/dist/ethers-providers.js b/dist/ethers-providers.js
index 51e48f93f..4c58be24c 100644
--- a/dist/ethers-providers.js
+++ b/dist/ethers-providers.js
@@ -4082,8 +4082,8 @@ utils.defineProperty(EtherscanProvider.prototype, 'perform', function(method, pa
 
         case 'getStorageAt':
             url += '/api?module=proxy&action=eth_getStorageAt&address=' + params.address;
-            url += '&position=' + utils.hexStripZeros(params.position);
-            url += '&tag=' + utils.hexStripZeros(params.blockTag) + apiKey;
+            url += '&position=' + params.position;
+            url += '&tag=' + params.blockTag + apiKey;
             return Provider.fetchJSON(url, null, getJsonResult);
 
         case 'sendTransaction':
@@ -4094,7 +4094,7 @@ utils.defineProperty(EtherscanProvider.prototype, 'perform', function(method, pa
 
         case 'getBlock':
             if (params.blockTag) {
-                url += '/api?module=proxy&action=eth_getBlockByNumber&tag=' + utils.hexStripZeros(params.blockTag);
+                url += '/api?module=proxy&action=eth_getBlockByNumber&tag=' + params.blockTag;
                 url += '&boolean=false';
                 url += apiKey;
                 return Provider.fetchJSON(url, null, getJsonResult);
@@ -4460,35 +4460,23 @@ utils.defineProperty(JsonRpcProvider.prototype, 'perform', function(method, para
             return this.send('eth_gasPrice', []);
 
         case 'getBalance':
-            var blockTag = params.blockTag;
-            if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-            return this.send('eth_getBalance', [params.address, blockTag]);
+            return this.send('eth_getBalance', [params.address, params.blockTag]);
 
         case 'getTransactionCount':
-            var blockTag = params.blockTag;
-            if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-            return this.send('eth_getTransactionCount', [params.address, blockTag]);
+            return this.send('eth_getTransactionCount', [params.address, params.blockTag]);
 
         case 'getCode':
-            var blockTag = params.blockTag;
-            if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-            return this.send('eth_getCode', [params.address, blockTag]);
+            return this.send('eth_getCode', [params.address, params.blockTag]);
 
         case 'getStorageAt':
-            var position = params.position;
-            if (utils.isHexString(position)) { position = utils.hexStripZeros(position); }
-            var blockTag = params.blockTag;
-            if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-            return this.send('eth_getStorageAt', [params.address, position, blockTag]);
+            return this.send('eth_getStorageAt', [params.address, params.position, params.blockTag]);
 
         case 'sendTransaction':
             return this.send('eth_sendRawTransaction', [params.signedTransaction]);
 
         case 'getBlock':
             if (params.blockTag) {
-                var blockTag = params.blockTag;
-                if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-                return this.send('eth_getBlockByNumber', [blockTag, false]);
+                return this.send('eth_getBlockByNumber', [params.blockTag, false]);
             } else if (params.blockHash) {
                 return this.send('eth_getBlockByHash', [params.blockHash, false]);
             }
@@ -4638,6 +4626,7 @@ var utils = (function() {
         isHexString: convert.isHexString,
 
         concat: convert.concat,
+        hexStripZeros: convert.hexStripZeros,
         stripZeros: convert.stripZeros,
 
         namehash: require('../utils/namehash'),
@@ -4742,10 +4731,10 @@ function checkBlockTag(blockTag) {
     }
 
     if (typeof(blockTag) === 'number') {
-        return utils.hexlify(blockTag);
+        return utils.hexStripZeros(utils.hexlify(blockTag));
     }
 
-    if (utils.isHexString(blockTag)) { return blockTag; }
+    if (utils.isHexString(blockTag)) { return utils.hexStripZeros(blockTag); }
 
     throw new Error('invalid blockTag');
 }
@@ -5272,7 +5261,7 @@ utils.defineProperty(Provider.prototype, 'getStorageAt', function(addressOrName,
         var params = {
             address: address,
             blockTag: checkBlockTag(blockTag),
-            position: utils.hexlify(position),
+            position: utils.hexStripZeros(utils.hexlify(position)),
         };
         return self.perform('getStorageAt', params).then(function(result) {
             return utils.hexlify(result);
diff --git a/dist/ethers-providers.min.js b/dist/ethers-providers.min.js
index 605fbd519..d4687e0f7 100644
--- a/dist/ethers-providers.min.js
+++ b/dist/ethers-providers.min.js
@@ -1,3 +1,3 @@
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d,e,f,g=a.words,h=b.words,i=c.words,j=0,k=0|g[0],l=8191&k,m=k>>>13,n=0|g[1],o=8191&n,p=n>>>13,q=0|g[2],r=8191&q,s=q>>>13,t=0|g[3],u=8191&t,v=t>>>13,w=0|g[4],x=8191&w,y=w>>>13,z=0|g[5],A=8191&z,B=z>>>13,C=0|g[6],D=8191&C,E=C>>>13,F=0|g[7],G=8191&F,H=F>>>13,I=0|g[8],J=8191&I,K=I>>>13,L=0|g[9],M=8191&L,N=L>>>13,O=0|h[0],P=8191&O,Q=O>>>13,R=0|h[1],S=8191&R,T=R>>>13,U=0|h[2],V=8191&U,W=U>>>13,X=0|h[3],Y=8191&X,Z=X>>>13,$=0|h[4],_=8191&$,aa=$>>>13,ba=0|h[5],ca=8191&ba,da=ba>>>13,ea=0|h[6],fa=8191&ea,ga=ea>>>13,ha=0|h[7],ia=8191&ha,ja=ha>>>13,ka=0|h[8],la=8191&ka,ma=ka>>>13,na=0|h[9],oa=8191&na,pa=na>>>13;c.negative=a.negative^b.negative,c.length=19,d=Math.imul(l,P),e=Math.imul(l,Q),e=e+Math.imul(m,P)|0,f=Math.imul(m,Q);var qa=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(qa>>>26)|0,qa&=67108863,d=Math.imul(o,P),e=Math.imul(o,Q),e=e+Math.imul(p,P)|0,f=Math.imul(p,Q),d=d+Math.imul(l,S)|0,e=e+Math.imul(l,T)|0,e=e+Math.imul(m,S)|0,f=f+Math.imul(m,T)|0;var ra=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(ra>>>26)|0,ra&=67108863,d=Math.imul(r,P),e=Math.imul(r,Q),e=e+Math.imul(s,P)|0,f=Math.imul(s,Q),d=d+Math.imul(o,S)|0,e=e+Math.imul(o,T)|0,e=e+Math.imul(p,S)|0,f=f+Math.imul(p,T)|0,d=d+Math.imul(l,V)|0,e=e+Math.imul(l,W)|0,e=e+Math.imul(m,V)|0,f=f+Math.imul(m,W)|0;var sa=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(sa>>>26)|0,sa&=67108863,d=Math.imul(u,P),e=Math.imul(u,Q),e=e+Math.imul(v,P)|0,f=Math.imul(v,Q),d=d+Math.imul(r,S)|0,e=e+Math.imul(r,T)|0,e=e+Math.imul(s,S)|0,f=f+Math.imul(s,T)|0,d=d+Math.imul(o,V)|0,e=e+Math.imul(o,W)|0,e=e+Math.imul(p,V)|0,f=f+Math.imul(p,W)|0,d=d+Math.imul(l,Y)|0,e=e+Math.imul(l,Z)|0,e=e+Math.imul(m,Y)|0,f=f+Math.imul(m,Z)|0;var ta=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(ta>>>26)|0,ta&=67108863,d=Math.imul(x,P),e=Math.imul(x,Q),e=e+Math.imul(y,P)|0,f=Math.imul(y,Q),d=d+Math.imul(u,S)|0,e=e+Math.imul(u,T)|0,e=e+Math.imul(v,S)|0,f=f+Math.imul(v,T)|0,d=d+Math.imul(r,V)|0,e=e+Math.imul(r,W)|0,e=e+Math.imul(s,V)|0,f=f+Math.imul(s,W)|0,d=d+Math.imul(o,Y)|0,e=e+Math.imul(o,Z)|0,e=e+Math.imul(p,Y)|0,f=f+Math.imul(p,Z)|0,d=d+Math.imul(l,_)|0,e=e+Math.imul(l,aa)|0,e=e+Math.imul(m,_)|0,f=f+Math.imul(m,aa)|0;var ua=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(ua>>>26)|0,ua&=67108863,d=Math.imul(A,P),e=Math.imul(A,Q),e=e+Math.imul(B,P)|0,f=Math.imul(B,Q),d=d+Math.imul(x,S)|0,e=e+Math.imul(x,T)|0,e=e+Math.imul(y,S)|0,f=f+Math.imul(y,T)|0,d=d+Math.imul(u,V)|0,e=e+Math.imul(u,W)|0,e=e+Math.imul(v,V)|0,f=f+Math.imul(v,W)|0,d=d+Math.imul(r,Y)|0,e=e+Math.imul(r,Z)|0,e=e+Math.imul(s,Y)|0,f=f+Math.imul(s,Z)|0,d=d+Math.imul(o,_)|0,e=e+Math.imul(o,aa)|0,e=e+Math.imul(p,_)|0,f=f+Math.imul(p,aa)|0,d=d+Math.imul(l,ca)|0,e=e+Math.imul(l,da)|0,e=e+Math.imul(m,ca)|0,f=f+Math.imul(m,da)|0;var va=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(va>>>26)|0,va&=67108863,d=Math.imul(D,P),e=Math.imul(D,Q),e=e+Math.imul(E,P)|0,f=Math.imul(E,Q),d=d+Math.imul(A,S)|0,e=e+Math.imul(A,T)|0,e=e+Math.imul(B,S)|0,f=f+Math.imul(B,T)|0,d=d+Math.imul(x,V)|0,e=e+Math.imul(x,W)|0,e=e+Math.imul(y,V)|0,f=f+Math.imul(y,W)|0,d=d+Math.imul(u,Y)|0,e=e+Math.imul(u,Z)|0,e=e+Math.imul(v,Y)|0,f=f+Math.imul(v,Z)|0,d=d+Math.imul(r,_)|0,e=e+Math.imul(r,aa)|0,e=e+Math.imul(s,_)|0,f=f+Math.imul(s,aa)|0,d=d+Math.imul(o,ca)|0,e=e+Math.imul(o,da)|0,e=e+Math.imul(p,ca)|0,f=f+Math.imul(p,da)|0,d=d+Math.imul(l,fa)|0,e=e+Math.imul(l,ga)|0,e=e+Math.imul(m,fa)|0,f=f+Math.imul(m,ga)|0;var wa=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(wa>>>26)|0,wa&=67108863,d=Math.imul(G,P),e=Math.imul(G,Q),e=e+Math.imul(H,P)|0,f=Math.imul(H,Q),d=d+Math.imul(D,S)|0,e=e+Math.imul(D,T)|0,e=e+Math.imul(E,S)|0,f=f+Math.imul(E,T)|0,d=d+Math.imul(A,V)|0,e=e+Math.imul(A,W)|0,e=e+Math.imul(B,V)|0,f=f+Math.imul(B,W)|0,d=d+Math.imul(x,Y)|0,e=e+Math.imul(x,Z)|0,e=e+Math.imul(y,Y)|0,f=f+Math.imul(y,Z)|0,d=d+Math.imul(u,_)|0,e=e+Math.imul(u,aa)|0,e=e+Math.imul(v,_)|0,f=f+Math.imul(v,aa)|0,d=d+Math.imul(r,ca)|0,e=e+Math.imul(r,da)|0,e=e+Math.imul(s,ca)|0,f=f+Math.imul(s,da)|0,d=d+Math.imul(o,fa)|0,e=e+Math.imul(o,ga)|0,e=e+Math.imul(p,fa)|0,f=f+Math.imul(p,ga)|0,d=d+Math.imul(l,ia)|0,e=e+Math.imul(l,ja)|0,e=e+Math.imul(m,ia)|0,f=f+Math.imul(m,ja)|0;var xa=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(xa>>>26)|0,xa&=67108863,d=Math.imul(J,P),e=Math.imul(J,Q),e=e+Math.imul(K,P)|0,f=Math.imul(K,Q),d=d+Math.imul(G,S)|0,e=e+Math.imul(G,T)|0,e=e+Math.imul(H,S)|0,f=f+Math.imul(H,T)|0,d=d+Math.imul(D,V)|0,e=e+Math.imul(D,W)|0,e=e+Math.imul(E,V)|0,f=f+Math.imul(E,W)|0,d=d+Math.imul(A,Y)|0,e=e+Math.imul(A,Z)|0,e=e+Math.imul(B,Y)|0,f=f+Math.imul(B,Z)|0,d=d+Math.imul(x,_)|0,e=e+Math.imul(x,aa)|0,e=e+Math.imul(y,_)|0,f=f+Math.imul(y,aa)|0,d=d+Math.imul(u,ca)|0,e=e+Math.imul(u,da)|0,e=e+Math.imul(v,ca)|0,f=f+Math.imul(v,da)|0,d=d+Math.imul(r,fa)|0,e=e+Math.imul(r,ga)|0,e=e+Math.imul(s,fa)|0,f=f+Math.imul(s,ga)|0,d=d+Math.imul(o,ia)|0,e=e+Math.imul(o,ja)|0,e=e+Math.imul(p,ia)|0,f=f+Math.imul(p,ja)|0,d=d+Math.imul(l,la)|0,e=e+Math.imul(l,ma)|0,e=e+Math.imul(m,la)|0,f=f+Math.imul(m,ma)|0;var ya=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(ya>>>26)|0,ya&=67108863,d=Math.imul(M,P),e=Math.imul(M,Q),e=e+Math.imul(N,P)|0,f=Math.imul(N,Q),d=d+Math.imul(J,S)|0,e=e+Math.imul(J,T)|0,e=e+Math.imul(K,S)|0,f=f+Math.imul(K,T)|0,d=d+Math.imul(G,V)|0,e=e+Math.imul(G,W)|0,e=e+Math.imul(H,V)|0,f=f+Math.imul(H,W)|0,d=d+Math.imul(D,Y)|0,e=e+Math.imul(D,Z)|0,e=e+Math.imul(E,Y)|0,f=f+Math.imul(E,Z)|0,d=d+Math.imul(A,_)|0,e=e+Math.imul(A,aa)|0,e=e+Math.imul(B,_)|0,f=f+Math.imul(B,aa)|0,d=d+Math.imul(x,ca)|0,e=e+Math.imul(x,da)|0,e=e+Math.imul(y,ca)|0,f=f+Math.imul(y,da)|0,d=d+Math.imul(u,fa)|0,e=e+Math.imul(u,ga)|0,e=e+Math.imul(v,fa)|0,f=f+Math.imul(v,ga)|0,d=d+Math.imul(r,ia)|0,e=e+Math.imul(r,ja)|0,e=e+Math.imul(s,ia)|0,f=f+Math.imul(s,ja)|0,d=d+Math.imul(o,la)|0,e=e+Math.imul(o,ma)|0,e=e+Math.imul(p,la)|0,f=f+Math.imul(p,ma)|0,d=d+Math.imul(l,oa)|0,e=e+Math.imul(l,pa)|0,e=e+Math.imul(m,oa)|0,f=f+Math.imul(m,pa)|0;var za=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(za>>>26)|0,za&=67108863,d=Math.imul(M,S),e=Math.imul(M,T),e=e+Math.imul(N,S)|0,f=Math.imul(N,T),d=d+Math.imul(J,V)|0,e=e+Math.imul(J,W)|0,e=e+Math.imul(K,V)|0,f=f+Math.imul(K,W)|0,d=d+Math.imul(G,Y)|0,e=e+Math.imul(G,Z)|0,e=e+Math.imul(H,Y)|0,f=f+Math.imul(H,Z)|0,d=d+Math.imul(D,_)|0,e=e+Math.imul(D,aa)|0,e=e+Math.imul(E,_)|0,f=f+Math.imul(E,aa)|0,d=d+Math.imul(A,ca)|0,e=e+Math.imul(A,da)|0,e=e+Math.imul(B,ca)|0,f=f+Math.imul(B,da)|0,d=d+Math.imul(x,fa)|0,e=e+Math.imul(x,ga)|0,e=e+Math.imul(y,fa)|0,f=f+Math.imul(y,ga)|0,d=d+Math.imul(u,ia)|0,e=e+Math.imul(u,ja)|0,e=e+Math.imul(v,ia)|0,f=f+Math.imul(v,ja)|0,d=d+Math.imul(r,la)|0,e=e+Math.imul(r,ma)|0,e=e+Math.imul(s,la)|0,f=f+Math.imul(s,ma)|0,d=d+Math.imul(o,oa)|0,e=e+Math.imul(o,pa)|0,e=e+Math.imul(p,oa)|0,f=f+Math.imul(p,pa)|0;var Aa=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Aa>>>26)|0,Aa&=67108863,d=Math.imul(M,V),e=Math.imul(M,W),e=e+Math.imul(N,V)|0,f=Math.imul(N,W),d=d+Math.imul(J,Y)|0,e=e+Math.imul(J,Z)|0,e=e+Math.imul(K,Y)|0,f=f+Math.imul(K,Z)|0,d=d+Math.imul(G,_)|0,e=e+Math.imul(G,aa)|0,e=e+Math.imul(H,_)|0,f=f+Math.imul(H,aa)|0,d=d+Math.imul(D,ca)|0,e=e+Math.imul(D,da)|0,e=e+Math.imul(E,ca)|0,f=f+Math.imul(E,da)|0,d=d+Math.imul(A,fa)|0,e=e+Math.imul(A,ga)|0,e=e+Math.imul(B,fa)|0,f=f+Math.imul(B,ga)|0,d=d+Math.imul(x,ia)|0,e=e+Math.imul(x,ja)|0,e=e+Math.imul(y,ia)|0,f=f+Math.imul(y,ja)|0,d=d+Math.imul(u,la)|0,e=e+Math.imul(u,ma)|0,e=e+Math.imul(v,la)|0,f=f+Math.imul(v,ma)|0,d=d+Math.imul(r,oa)|0,e=e+Math.imul(r,pa)|0,e=e+Math.imul(s,oa)|0,f=f+Math.imul(s,pa)|0;var Ba=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Ba>>>26)|0,Ba&=67108863,d=Math.imul(M,Y),e=Math.imul(M,Z),e=e+Math.imul(N,Y)|0,f=Math.imul(N,Z),d=d+Math.imul(J,_)|0,e=e+Math.imul(J,aa)|0,e=e+Math.imul(K,_)|0,f=f+Math.imul(K,aa)|0,d=d+Math.imul(G,ca)|0,e=e+Math.imul(G,da)|0,e=e+Math.imul(H,ca)|0,f=f+Math.imul(H,da)|0,d=d+Math.imul(D,fa)|0,e=e+Math.imul(D,ga)|0,e=e+Math.imul(E,fa)|0,f=f+Math.imul(E,ga)|0,d=d+Math.imul(A,ia)|0,e=e+Math.imul(A,ja)|0,e=e+Math.imul(B,ia)|0,f=f+Math.imul(B,ja)|0,d=d+Math.imul(x,la)|0,e=e+Math.imul(x,ma)|0,e=e+Math.imul(y,la)|0,f=f+Math.imul(y,ma)|0,d=d+Math.imul(u,oa)|0,e=e+Math.imul(u,pa)|0,e=e+Math.imul(v,oa)|0,f=f+Math.imul(v,pa)|0;var Ca=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Ca>>>26)|0,Ca&=67108863,d=Math.imul(M,_),e=Math.imul(M,aa),e=e+Math.imul(N,_)|0,f=Math.imul(N,aa),d=d+Math.imul(J,ca)|0,e=e+Math.imul(J,da)|0,e=e+Math.imul(K,ca)|0,f=f+Math.imul(K,da)|0,d=d+Math.imul(G,fa)|0,e=e+Math.imul(G,ga)|0,e=e+Math.imul(H,fa)|0,f=f+Math.imul(H,ga)|0,d=d+Math.imul(D,ia)|0,e=e+Math.imul(D,ja)|0,e=e+Math.imul(E,ia)|0,f=f+Math.imul(E,ja)|0,d=d+Math.imul(A,la)|0,e=e+Math.imul(A,ma)|0,e=e+Math.imul(B,la)|0,f=f+Math.imul(B,ma)|0,d=d+Math.imul(x,oa)|0,e=e+Math.imul(x,pa)|0,e=e+Math.imul(y,oa)|0,f=f+Math.imul(y,pa)|0;var Da=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Da>>>26)|0,Da&=67108863,d=Math.imul(M,ca),e=Math.imul(M,da),e=e+Math.imul(N,ca)|0,f=Math.imul(N,da),d=d+Math.imul(J,fa)|0,e=e+Math.imul(J,ga)|0,e=e+Math.imul(K,fa)|0,f=f+Math.imul(K,ga)|0,d=d+Math.imul(G,ia)|0,e=e+Math.imul(G,ja)|0,e=e+Math.imul(H,ia)|0,f=f+Math.imul(H,ja)|0,d=d+Math.imul(D,la)|0,e=e+Math.imul(D,ma)|0,e=e+Math.imul(E,la)|0,f=f+Math.imul(E,ma)|0,d=d+Math.imul(A,oa)|0,e=e+Math.imul(A,pa)|0,e=e+Math.imul(B,oa)|0,f=f+Math.imul(B,pa)|0;var Ea=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Ea>>>26)|0,Ea&=67108863,d=Math.imul(M,fa),e=Math.imul(M,ga),e=e+Math.imul(N,fa)|0,f=Math.imul(N,ga),d=d+Math.imul(J,ia)|0,e=e+Math.imul(J,ja)|0,e=e+Math.imul(K,ia)|0,f=f+Math.imul(K,ja)|0,d=d+Math.imul(G,la)|0,e=e+Math.imul(G,ma)|0,e=e+Math.imul(H,la)|0,f=f+Math.imul(H,ma)|0,d=d+Math.imul(D,oa)|0,e=e+Math.imul(D,pa)|0,e=e+Math.imul(E,oa)|0,f=f+Math.imul(E,pa)|0;var Fa=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Fa>>>26)|0,Fa&=67108863,d=Math.imul(M,ia),e=Math.imul(M,ja),e=e+Math.imul(N,ia)|0,f=Math.imul(N,ja),d=d+Math.imul(J,la)|0,e=e+Math.imul(J,ma)|0,e=e+Math.imul(K,la)|0,f=f+Math.imul(K,ma)|0,d=d+Math.imul(G,oa)|0,e=e+Math.imul(G,pa)|0,e=e+Math.imul(H,oa)|0,f=f+Math.imul(H,pa)|0;var Ga=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Ga>>>26)|0,Ga&=67108863,d=Math.imul(M,la),e=Math.imul(M,ma),e=e+Math.imul(N,la)|0,f=Math.imul(N,ma),d=d+Math.imul(J,oa)|0,e=e+Math.imul(J,pa)|0,e=e+Math.imul(K,oa)|0,f=f+Math.imul(K,pa)|0;var Ha=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Ha>>>26)|0,Ha&=67108863,d=Math.imul(M,oa),e=Math.imul(M,pa),e=e+Math.imul(N,oa)|0,f=Math.imul(N,pa);var Ia=(j+d|0)+((8191&e)<<13)|0;return j=(f+(e>>>13)|0)+(Ia>>>26)|0,Ia&=67108863,i[0]=qa,i[1]=ra,i[2]=sa,i[3]=ta,i[4]=ua,i[5]=va,i[6]=wa,i[7]=xa,i[8]=ya,i[9]=za,i[10]=Aa,i[11]=Ba,i[12]=Ca,i[13]=Da,i[14]=Ea,i[15]=Fa,i[16]=Ga,i[17]=Ha,i[18]=Ia,0!==j&&(i[19]=j,c.length++),c};Math.imul||(z=j),f.prototype.mulTo=function(a,b){var c,d=this.length+a.length;return c=10===this.length&&10===a.length?z(this,a,b):d<63?j(this,a,b):d<1024?k(this,a,b):l(this,a,b)},m.prototype.makeRBT=function(a){for(var b=new Array(a),c=f.prototype._countBits(a)-1,d=0;d<a;d++)b[d]=this.revBin(d,c,a);return b},m.prototype.revBin=function(a,b,c){if(0===a||a===c-1)return a;for(var d=0,e=0;e<b;e++)d|=(1&a)<<b-e-1,a>>=1;return d},m.prototype.permute=function(a,b,c,d,e,f){for(var g=0;g<f;g++)d[g]=b[a[g]],e[g]=c[a[g]]},m.prototype.transform=function(a,b,c,d,e,f){this.permute(f,a,b,c,d,e);for(var g=1;g<e;g<<=1)for(var h=g<<1,i=Math.cos(2*Math.PI/h),j=Math.sin(2*Math.PI/h),k=0;k<e;k+=h)for(var l=i,m=j,n=0;n<g;n++){var o=c[k+n],p=d[k+n],q=c[k+n+g],r=d[k+n+g],s=l*q-m*r;r=l*r+m*q,q=s,c[k+n]=o+q,d[k+n]=p+r,c[k+n+g]=o-q,d[k+n+g]=p-r,n!==h&&(s=i*l-j*m,m=i*m+j*l,l=s)}},m.prototype.guessLen13b=function(a,b){var c=1|Math.max(b,a),d=1&c,e=0;for(c=c/2|0;c;c>>>=1)e++;return 1<<e+1+d},m.prototype.conjugate=function(a,b,c){if(!(c<=1))for(var d=0;d<c/2;d++){var e=a[d];a[d]=a[c-d-1],a[c-d-1]=e,e=b[d],b[d]=-b[c-d-1],b[c-d-1]=-e}},m.prototype.normalize13b=function(a,b){for(var c=0,d=0;d<b/2;d++){var e=8192*Math.round(a[2*d+1]/b)+Math.round(a[2*d]/b)+c;a[d]=67108863&e,c=e<67108864?0:e/67108864|0}return a},m.prototype.convert13b=function(a,b,c,e){for(var f=0,g=0;g<b;g++)f+=0|a[g],c[2*g]=8191&f,f>>>=13,c[2*g+1]=8191&f,f>>>=13;for(g=2*b;g<e;++g)c[g]=0;d(0===f),d(0===(f&-8192))},m.prototype.stub=function(a){for(var b=new Array(a),c=0;c<a;c++)b[c]=0;return b},m.prototype.mulp=function(a,b,c){var d=2*this.guessLen13b(a.length,b.length),e=this.makeRBT(d),f=this.stub(d),g=new Array(d),h=new Array(d),i=new Array(d),j=new Array(d),k=new Array(d),l=new Array(d),m=c.words;m.length=d,this.convert13b(a.words,a.length,g,d),this.convert13b(b.words,b.length,j,d),this.transform(g,f,h,i,d,e),this.transform(j,f,k,l,d,e);for(var n=0;n<d;n++){var o=h[n]*k[n]-i[n]*l[n];i[n]=h[n]*l[n]+i[n]*k[n],h[n]=o}return this.conjugate(h,i,d),this.transform(h,i,m,f,d,e),this.conjugate(m,f,d),this.normalize13b(m,d),c.negative=a.negative^b.negative,c.length=a.length+b.length,c.strip()},f.prototype.mul=function(a){var b=new f(null);return b.words=new Array(this.length+a.length),this.mulTo(a,b)},f.prototype.mulf=function(a){var b=new f(null);return b.words=new Array(this.length+a.length),l(this,a,b)},f.prototype.imul=function(a){return this.clone().mulTo(a,this)},f.prototype.imuln=function(a){d("number"==typeof a),d(a<67108864);for(var b=0,c=0;c<this.length;c++){var e=(0|this.words[c])*a,f=(67108863&e)+(67108863&b);b>>=26,b+=e/67108864|0,b+=f>>>26,this.words[c]=67108863&f}return 0!==b&&(this.words[c]=b,this.length++),this},f.prototype.muln=function(a){return this.clone().imuln(a)},f.prototype.sqr=function(){return this.mul(this)},f.prototype.isqr=function(){return this.imul(this.clone())},f.prototype.pow=function(a){var b=i(a);if(0===b.length)return new f(1);for(var c=this,d=0;d<b.length&&0===b[d];d++,c=c.sqr());if(++d<b.length)for(var e=c.sqr();d<b.length;d++,e=e.sqr())0!==b[d]&&(c=c.mul(e));return c},f.prototype.iushln=function(a){d("number"==typeof a&&a>=0);var b,c=a%26,e=(a-c)/26,f=67108863>>>26-c<<26-c;if(0!==c){var g=0;for(b=0;b<this.length;b++){var h=this.words[b]&f,i=(0|this.words[b])-h<<c;this.words[b]=i|g,g=h>>>26-c}g&&(this.words[b]=g,this.length++)}if(0!==e){for(b=this.length-1;b>=0;b--)this.words[b+e]=this.words[b];for(b=0;b<e;b++)this.words[b]=0;this.length+=e}return this.strip()},f.prototype.ishln=function(a){return d(0===this.negative),this.iushln(a)},f.prototype.iushrn=function(a,b,c){d("number"==typeof a&&a>=0);var e;e=b?(b-b%26)/26:0;var f=a%26,g=Math.min((a-f)/26,this.length),h=67108863^67108863>>>f<<f,i=c;if(e-=g,e=Math.max(0,e),i){for(var j=0;j<g;j++)i.words[j]=this.words[j];i.length=g}if(0===g);else if(this.length>g)for(this.length-=g,j=0;j<this.length;j++)this.words[j]=this.words[j+g];else this.words[0]=0,this.length=1;var k=0;for(j=this.length-1;j>=0&&(0!==k||j>=e);j--){var l=0|this.words[j];this.words[j]=k<<26-f|l>>>f,k=l&h}return i&&0!==k&&(i.words[i.length++]=k),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},f.prototype.ishrn=function(a,b,c){return d(0===this.negative),this.iushrn(a,b,c)},f.prototype.shln=function(a){return this.clone().ishln(a)},f.prototype.ushln=function(a){return this.clone().iushln(a)},f.prototype.shrn=function(a){return this.clone().ishrn(a)},f.prototype.ushrn=function(a){return this.clone().iushrn(a)},f.prototype.testn=function(a){d("number"==typeof a&&a>=0);var b=a%26,c=(a-b)/26,e=1<<b;if(this.length<=c)return!1;var f=this.words[c];return!!(f&e)},f.prototype.imaskn=function(a){d("number"==typeof a&&a>=0);var b=a%26,c=(a-b)/26;if(d(0===this.negative,"imaskn works only with positive numbers"),this.length<=c)return this;if(0!==b&&c++,this.length=Math.min(c,this.length),0!==b){var e=67108863^67108863>>>b<<b;this.words[this.length-1]&=e}return this.strip()},f.prototype.maskn=function(a){return this.clone().imaskn(a)},f.prototype.iaddn=function(a){return d("number"==typeof a),d(a<67108864),a<0?this.isubn(-a):0!==this.negative?1===this.length&&(0|this.words[0])<a?(this.words[0]=a-(0|this.words[0]),this.negative=0,this):(this.negative=0,this.isubn(a),this.negative=1,this):this._iaddn(a)},f.prototype._iaddn=function(a){this.words[0]+=a;for(var b=0;b<this.length&&this.words[b]>=67108864;b++)this.words[b]-=67108864,b===this.length-1?this.words[b+1]=1:this.words[b+1]++;return this.length=Math.max(this.length,b+1),this},f.prototype.isubn=function(a){if(d("number"==typeof a),d(a<67108864),a<0)return this.iaddn(-a);if(0!==this.negative)return this.negative=0,this.iaddn(a),this.negative=1,this;if(this.words[0]-=a,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var b=0;b<this.length&&this.words[b]<0;b++)this.words[b]+=67108864,this.words[b+1]-=1;return this.strip()},f.prototype.addn=function(a){return this.clone().iaddn(a)},f.prototype.subn=function(a){return this.clone().isubn(a)},f.prototype.iabs=function(){return this.negative=0,this},f.prototype.abs=function(){return this.clone().iabs()},f.prototype._ishlnsubmul=function(a,b,c){var e,f=a.length+c;this._expand(f);var g,h=0;for(e=0;e<a.length;e++){g=(0|this.words[e+c])+h;var i=(0|a.words[e])*b;g-=67108863&i,h=(g>>26)-(i/67108864|0),this.words[e+c]=67108863&g}for(;e<this.length-c;e++)g=(0|this.words[e+c])+h,h=g>>26,this.words[e+c]=67108863&g;if(0===h)return this.strip();for(d(h===-1),h=0,e=0;e<this.length;e++)g=-(0|this.words[e])+h,h=g>>26,this.words[e]=67108863&g;return this.negative=1,this.strip()},f.prototype._wordDiv=function(a,b){var c=this.length-a.length,d=this.clone(),e=a,g=0|e.words[e.length-1],h=this._countBits(g);c=26-h,0!==c&&(e=e.ushln(c),d.iushln(c),g=0|e.words[e.length-1]);var i,j=d.length-e.length;if("mod"!==b){i=new f(null),i.length=j+1,i.words=new Array(i.length);for(var k=0;k<i.length;k++)i.words[k]=0}var l=d.clone()._ishlnsubmul(e,1,j);0===l.negative&&(d=l,i&&(i.words[j]=1));for(var m=j-1;m>=0;m--){var n=67108864*(0|d.words[e.length+m])+(0|d.words[e.length+m-1]);for(n=Math.min(n/g|0,67108863),d._ishlnsubmul(e,n,m);0!==d.negative;)n--,d.negative=0,d._ishlnsubmul(e,1,m),d.isZero()||(d.negative^=1);i&&(i.words[m]=n)}return i&&i.strip(),d.strip(),"div"!==b&&0!==c&&d.iushrn(c),{div:i||null,mod:d}},f.prototype.divmod=function(a,b,c){if(d(!a.isZero()),this.isZero())return{div:new f(0),mod:new f(0)};var e,g,h;return 0!==this.negative&&0===a.negative?(h=this.neg().divmod(a,b),"mod"!==b&&(e=h.div.neg()),"div"!==b&&(g=h.mod.neg(),c&&0!==g.negative&&g.iadd(a)),{div:e,mod:g}):0===this.negative&&0!==a.negative?(h=this.divmod(a.neg(),b),"mod"!==b&&(e=h.div.neg()),
-{div:e,mod:h.mod}):0!==(this.negative&a.negative)?(h=this.neg().divmod(a.neg(),b),"div"!==b&&(g=h.mod.neg(),c&&0!==g.negative&&g.isub(a)),{div:h.div,mod:g}):a.length>this.length||this.cmp(a)<0?{div:new f(0),mod:this}:1===a.length?"div"===b?{div:this.divn(a.words[0]),mod:null}:"mod"===b?{div:null,mod:new f(this.modn(a.words[0]))}:{div:this.divn(a.words[0]),mod:new f(this.modn(a.words[0]))}:this._wordDiv(a,b)},f.prototype.div=function(a){return this.divmod(a,"div",!1).div},f.prototype.mod=function(a){return this.divmod(a,"mod",!1).mod},f.prototype.umod=function(a){return this.divmod(a,"mod",!0).mod},f.prototype.divRound=function(a){var b=this.divmod(a);if(b.mod.isZero())return b.div;var c=0!==b.div.negative?b.mod.isub(a):b.mod,d=a.ushrn(1),e=a.andln(1),f=c.cmp(d);return f<0||1===e&&0===f?b.div:0!==b.div.negative?b.div.isubn(1):b.div.iaddn(1)},f.prototype.modn=function(a){d(a<=67108863);for(var b=(1<<26)%a,c=0,e=this.length-1;e>=0;e--)c=(b*c+(0|this.words[e]))%a;return c},f.prototype.idivn=function(a){d(a<=67108863);for(var b=0,c=this.length-1;c>=0;c--){var e=(0|this.words[c])+67108864*b;this.words[c]=e/a|0,b=e%a}return this.strip()},f.prototype.divn=function(a){return this.clone().idivn(a)},f.prototype.egcd=function(a){d(0===a.negative),d(!a.isZero());var b=this,c=a.clone();b=0!==b.negative?b.umod(a):b.clone();for(var e=new f(1),g=new f(0),h=new f(0),i=new f(1),j=0;b.isEven()&&c.isEven();)b.iushrn(1),c.iushrn(1),++j;for(var k=c.clone(),l=b.clone();!b.isZero();){for(var m=0,n=1;0===(b.words[0]&n)&&m<26;++m,n<<=1);if(m>0)for(b.iushrn(m);m-- >0;)(e.isOdd()||g.isOdd())&&(e.iadd(k),g.isub(l)),e.iushrn(1),g.iushrn(1);for(var o=0,p=1;0===(c.words[0]&p)&&o<26;++o,p<<=1);if(o>0)for(c.iushrn(o);o-- >0;)(h.isOdd()||i.isOdd())&&(h.iadd(k),i.isub(l)),h.iushrn(1),i.iushrn(1);b.cmp(c)>=0?(b.isub(c),e.isub(h),g.isub(i)):(c.isub(b),h.isub(e),i.isub(g))}return{a:h,b:i,gcd:c.iushln(j)}},f.prototype._invmp=function(a){d(0===a.negative),d(!a.isZero());var b=this,c=a.clone();b=0!==b.negative?b.umod(a):b.clone();for(var e=new f(1),g=new f(0),h=c.clone();b.cmpn(1)>0&&c.cmpn(1)>0;){for(var i=0,j=1;0===(b.words[0]&j)&&i<26;++i,j<<=1);if(i>0)for(b.iushrn(i);i-- >0;)e.isOdd()&&e.iadd(h),e.iushrn(1);for(var k=0,l=1;0===(c.words[0]&l)&&k<26;++k,l<<=1);if(k>0)for(c.iushrn(k);k-- >0;)g.isOdd()&&g.iadd(h),g.iushrn(1);b.cmp(c)>=0?(b.isub(c),e.isub(g)):(c.isub(b),g.isub(e))}var m;return m=0===b.cmpn(1)?e:g,m.cmpn(0)<0&&m.iadd(a),m},f.prototype.gcd=function(a){if(this.isZero())return a.abs();if(a.isZero())return this.abs();var b=this.clone(),c=a.clone();b.negative=0,c.negative=0;for(var d=0;b.isEven()&&c.isEven();d++)b.iushrn(1),c.iushrn(1);for(;;){for(;b.isEven();)b.iushrn(1);for(;c.isEven();)c.iushrn(1);var e=b.cmp(c);if(e<0){var f=b;b=c,c=f}else if(0===e||0===c.cmpn(1))break;b.isub(c)}return c.iushln(d)},f.prototype.invm=function(a){return this.egcd(a).a.umod(a)},f.prototype.isEven=function(){return 0===(1&this.words[0])},f.prototype.isOdd=function(){return 1===(1&this.words[0])},f.prototype.andln=function(a){return this.words[0]&a},f.prototype.bincn=function(a){d("number"==typeof a);var b=a%26,c=(a-b)/26,e=1<<b;if(this.length<=c)return this._expand(c+1),this.words[c]|=e,this;for(var f=e,g=c;0!==f&&g<this.length;g++){var h=0|this.words[g];h+=f,f=h>>>26,h&=67108863,this.words[g]=h}return 0!==f&&(this.words[g]=f,this.length++),this},f.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},f.prototype.cmpn=function(a){var b=a<0;if(0!==this.negative&&!b)return-1;if(0===this.negative&&b)return 1;this.strip();var c;if(this.length>1)c=1;else{b&&(a=-a),d(a<=67108863,"Number is too big");var e=0|this.words[0];c=e===a?0:e<a?-1:1}return 0!==this.negative?0|-c:c},f.prototype.cmp=function(a){if(0!==this.negative&&0===a.negative)return-1;if(0===this.negative&&0!==a.negative)return 1;var b=this.ucmp(a);return 0!==this.negative?0|-b:b},f.prototype.ucmp=function(a){if(this.length>a.length)return 1;if(this.length<a.length)return-1;for(var b=0,c=this.length-1;c>=0;c--){var d=0|this.words[c],e=0|a.words[c];if(d!==e){d<e?b=-1:d>e&&(b=1);break}}return b},f.prototype.gtn=function(a){return 1===this.cmpn(a)},f.prototype.gt=function(a){return 1===this.cmp(a)},f.prototype.gten=function(a){return this.cmpn(a)>=0},f.prototype.gte=function(a){return this.cmp(a)>=0},f.prototype.ltn=function(a){return this.cmpn(a)===-1},f.prototype.lt=function(a){return this.cmp(a)===-1},f.prototype.lten=function(a){return this.cmpn(a)<=0},f.prototype.lte=function(a){return this.cmp(a)<=0},f.prototype.eqn=function(a){return 0===this.cmpn(a)},f.prototype.eq=function(a){return 0===this.cmp(a)},f.red=function(a){return new s(a)},f.prototype.toRed=function(a){return d(!this.red,"Already a number in reduction context"),d(0===this.negative,"red works only with positives"),a.convertTo(this)._forceRed(a)},f.prototype.fromRed=function(){return d(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},f.prototype._forceRed=function(a){return this.red=a,this},f.prototype.forceRed=function(a){return d(!this.red,"Already a number in reduction context"),this._forceRed(a)},f.prototype.redAdd=function(a){return d(this.red,"redAdd works only with red numbers"),this.red.add(this,a)},f.prototype.redIAdd=function(a){return d(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,a)},f.prototype.redSub=function(a){return d(this.red,"redSub works only with red numbers"),this.red.sub(this,a)},f.prototype.redISub=function(a){return d(this.red,"redISub works only with red numbers"),this.red.isub(this,a)},f.prototype.redShl=function(a){return d(this.red,"redShl works only with red numbers"),this.red.shl(this,a)},f.prototype.redMul=function(a){return d(this.red,"redMul works only with red numbers"),this.red._verify2(this,a),this.red.mul(this,a)},f.prototype.redIMul=function(a){return d(this.red,"redMul works only with red numbers"),this.red._verify2(this,a),this.red.imul(this,a)},f.prototype.redSqr=function(){return d(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},f.prototype.redISqr=function(){return d(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},f.prototype.redSqrt=function(){return d(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},f.prototype.redInvm=function(){return d(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},f.prototype.redNeg=function(){return d(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},f.prototype.redPow=function(a){return d(this.red&&!a.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,a)};var A={k256:null,p224:null,p192:null,p25519:null};n.prototype._tmp=function(){var a=new f(null);return a.words=new Array(Math.ceil(this.n/13)),a},n.prototype.ireduce=function(a){var b,c=a;do this.split(c,this.tmp),c=this.imulK(c),c=c.iadd(this.tmp),b=c.bitLength();while(b>this.n);var d=b<this.n?-1:c.ucmp(this.p);return 0===d?(c.words[0]=0,c.length=1):d>0?c.isub(this.p):c.strip(),c},n.prototype.split=function(a,b){a.iushrn(this.n,0,b)},n.prototype.imulK=function(a){return a.imul(this.k)},e(o,n),o.prototype.split=function(a,b){for(var c=4194303,d=Math.min(a.length,9),e=0;e<d;e++)b.words[e]=a.words[e];if(b.length=d,a.length<=9)return a.words[0]=0,void(a.length=1);var f=a.words[9];for(b.words[b.length++]=f&c,e=10;e<a.length;e++){var g=0|a.words[e];a.words[e-10]=(g&c)<<4|f>>>22,f=g}f>>>=22,a.words[e-10]=f,0===f&&a.length>10?a.length-=10:a.length-=9},o.prototype.imulK=function(a){a.words[a.length]=0,a.words[a.length+1]=0,a.length+=2;for(var b=0,c=0;c<a.length;c++){var d=0|a.words[c];b+=977*d,a.words[c]=67108863&b,b=64*d+(b/67108864|0)}return 0===a.words[a.length-1]&&(a.length--,0===a.words[a.length-1]&&a.length--),a},e(p,n),e(q,n),e(r,n),r.prototype.imulK=function(a){for(var b=0,c=0;c<a.length;c++){var d=19*(0|a.words[c])+b,e=67108863&d;d>>>=26,a.words[c]=e,b=d}return 0!==b&&(a.words[a.length++]=b),a},f._prime=function B(a){if(A[a])return A[a];var B;if("k256"===a)B=new o;else if("p224"===a)B=new p;else if("p192"===a)B=new q;else{if("p25519"!==a)throw new Error("Unknown prime "+a);B=new r}return A[a]=B,B},s.prototype._verify1=function(a){d(0===a.negative,"red works only with positives"),d(a.red,"red works only with red numbers")},s.prototype._verify2=function(a,b){d(0===(a.negative|b.negative),"red works only with positives"),d(a.red&&a.red===b.red,"red works only with red numbers")},s.prototype.imod=function(a){return this.prime?this.prime.ireduce(a)._forceRed(this):a.umod(this.m)._forceRed(this)},s.prototype.neg=function(a){return a.isZero()?a.clone():this.m.sub(a)._forceRed(this)},s.prototype.add=function(a,b){this._verify2(a,b);var c=a.add(b);return c.cmp(this.m)>=0&&c.isub(this.m),c._forceRed(this)},s.prototype.iadd=function(a,b){this._verify2(a,b);var c=a.iadd(b);return c.cmp(this.m)>=0&&c.isub(this.m),c},s.prototype.sub=function(a,b){this._verify2(a,b);var c=a.sub(b);return c.cmpn(0)<0&&c.iadd(this.m),c._forceRed(this)},s.prototype.isub=function(a,b){this._verify2(a,b);var c=a.isub(b);return c.cmpn(0)<0&&c.iadd(this.m),c},s.prototype.shl=function(a,b){return this._verify1(a),this.imod(a.ushln(b))},s.prototype.imul=function(a,b){return this._verify2(a,b),this.imod(a.imul(b))},s.prototype.mul=function(a,b){return this._verify2(a,b),this.imod(a.mul(b))},s.prototype.isqr=function(a){return this.imul(a,a.clone())},s.prototype.sqr=function(a){return this.mul(a,a)},s.prototype.sqrt=function(a){if(a.isZero())return a.clone();var b=this.m.andln(3);if(d(b%2===1),3===b){var c=this.m.add(new f(1)).iushrn(2);return this.pow(a,c)}for(var e=this.m.subn(1),g=0;!e.isZero()&&0===e.andln(1);)g++,e.iushrn(1);d(!e.isZero());var h=new f(1).toRed(this),i=h.redNeg(),j=this.m.subn(1).iushrn(1),k=this.m.bitLength();for(k=new f(2*k*k).toRed(this);0!==this.pow(k,j).cmp(i);)k.redIAdd(i);for(var l=this.pow(k,e),m=this.pow(a,e.addn(1).iushrn(1)),n=this.pow(a,e),o=g;0!==n.cmp(h);){for(var p=n,q=0;0!==p.cmp(h);q++)p=p.redSqr();d(q<o);var r=this.pow(l,new f(1).iushln(o-q-1));m=m.redMul(r),l=r.redSqr(),n=n.redMul(l),o=q}return m},s.prototype.invm=function(a){var b=a._invmp(this.m);return 0!==b.negative?(b.negative=0,this.imod(b).redNeg()):this.imod(b)},s.prototype.pow=function(a,b){if(b.isZero())return new f(1).toRed(this);if(0===b.cmpn(1))return a.clone();var c=4,d=new Array(1<<c);d[0]=new f(1).toRed(this),d[1]=a;for(var e=2;e<d.length;e++)d[e]=this.mul(d[e-1],a);var g=d[0],h=0,i=0,j=b.bitLength()%26;for(0===j&&(j=26),e=b.length-1;e>=0;e--){for(var k=b.words[e],l=j-1;l>=0;l--){var m=k>>l&1;g!==d[0]&&(g=this.sqr(g)),0!==m||0!==h?(h<<=1,h|=m,i++,(i===c||0===e&&0===l)&&(g=this.mul(g,d[h]),i=0,h=0)):i=0}j=26}return g},s.prototype.convertTo=function(a){var b=a.umod(this.m);return b===a?b.clone():b},s.prototype.convertFrom=function(a){var b=a.clone();return b.red=null,b},f.mont=function(a){return new t(a)},e(t,s),t.prototype.convertTo=function(a){return this.imod(a.ushln(this.shift))},t.prototype.convertFrom=function(a){var b=this.imod(a.mul(this.rinv));return b.red=null,b},t.prototype.imul=function(a,b){if(a.isZero()||b.isZero())return a.words[0]=0,a.length=1,a;var c=a.imul(b),d=c.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),e=c.isub(d).iushrn(this.shift),f=e;return e.cmp(this.m)>=0?f=e.isub(this.m):e.cmpn(0)<0&&(f=e.iadd(this.m)),f._forceRed(this)},t.prototype.mul=function(a,b){if(a.isZero()||b.isZero())return new f(0)._forceRed(this);var c=a.mul(b),d=c.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),e=c.isub(d).iushrn(this.shift),g=e;return e.cmp(this.m)>=0?g=e.isub(this.m):e.cmpn(0)<0&&(g=e.iadd(this.m)),g._forceRed(this)},t.prototype.invm=function(a){var b=this.imod(a._invmp(this.m).mul(this.r2));return b._forceRed(this)}}("undefined"==typeof b||b,this)},{buffer:2}],2:[function(a,b,c){},{}],3:[function(a,b,c){"function"==typeof Object.create?b.exports=function(a,b){a.super_=b,a.prototype=Object.create(b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}})}:b.exports=function(a,b){a.super_=b;var c=function(){};c.prototype=b.prototype,a.prototype=new c,a.prototype.constructor=a}},{}],4:[function(a,b,c){(function(a,c){!function(){"use strict";function d(a,b,c){this.blocks=[],this.s=[],this.padding=b,this.outputBits=c,this.reset=!0,this.block=0,this.start=0,this.blockCount=1600-(a<<1)>>5,this.byteCount=this.blockCount<<2,this.outputBlocks=c>>5,this.extraBytes=(31&c)>>3;for(var d=0;d<50;++d)this.s[d]=0}var e="object"==typeof window?window:{},f=!e.JS_SHA3_NO_NODE_JS&&"object"==typeof a&&a.versions&&a.versions.node;f&&(e=c);for(var g=!e.JS_SHA3_NO_COMMON_JS&&"object"==typeof b&&b.exports,h="0123456789abcdef".split(""),i=[31,7936,2031616,520093696],j=[1,256,65536,16777216],k=[6,1536,393216,100663296],l=[0,8,16,24],m=[1,0,32898,0,32906,2147483648,2147516416,2147483648,32907,0,2147483649,0,2147516545,2147483648,32777,2147483648,138,0,136,0,2147516425,0,2147483658,0,2147516555,0,139,2147483648,32905,2147483648,32771,2147483648,32770,2147483648,128,2147483648,32778,0,2147483658,2147483648,2147516545,2147483648,32896,2147483648,2147483649,0,2147516424,2147483648],n=[224,256,384,512],o=[128,256],p=["hex","buffer","arrayBuffer","array"],q=function(a,b,c){return function(e){return new d(a,b,a).update(e)[c]()}},r=function(a,b,c){return function(e,f){return new d(a,b,f).update(e)[c]()}},s=function(a,b){var c=q(a,b,"hex");c.create=function(){return new d(a,b,a)},c.update=function(a){return c.create().update(a)};for(var e=0;e<p.length;++e){var f=p[e];c[f]=q(a,b,f)}return c},t=function(a,b){var c=r(a,b,"hex");c.create=function(c){return new d(a,b,c)},c.update=function(a,b){return c.create(b).update(a)};for(var e=0;e<p.length;++e){var f=p[e];c[f]=r(a,b,f)}return c},u=[{name:"keccak",padding:j,bits:n,createMethod:s},{name:"sha3",padding:k,bits:n,createMethod:s},{name:"shake",padding:i,bits:o,createMethod:t}],v={},w=[],x=0;x<u.length;++x)for(var y=u[x],z=y.bits,A=0;A<z.length;++A){var B=y.name+"_"+z[A];w.push(B),v[B]=y.createMethod(z[A],y.padding)}d.prototype.update=function(a){var b="string"!=typeof a;b&&a.constructor===ArrayBuffer&&(a=new Uint8Array(a));for(var c,d,e=a.length,f=this.blocks,g=this.byteCount,h=this.blockCount,i=0,j=this.s;i<e;){if(this.reset)for(this.reset=!1,f[0]=this.block,c=1;c<h+1;++c)f[c]=0;if(b)for(c=this.start;i<e&&c<g;++i)f[c>>2]|=a[i]<<l[3&c++];else for(c=this.start;i<e&&c<g;++i)d=a.charCodeAt(i),d<128?f[c>>2]|=d<<l[3&c++]:d<2048?(f[c>>2]|=(192|d>>6)<<l[3&c++],f[c>>2]|=(128|63&d)<<l[3&c++]):d<55296||d>=57344?(f[c>>2]|=(224|d>>12)<<l[3&c++],f[c>>2]|=(128|d>>6&63)<<l[3&c++],f[c>>2]|=(128|63&d)<<l[3&c++]):(d=65536+((1023&d)<<10|1023&a.charCodeAt(++i)),f[c>>2]|=(240|d>>18)<<l[3&c++],f[c>>2]|=(128|d>>12&63)<<l[3&c++],f[c>>2]|=(128|d>>6&63)<<l[3&c++],f[c>>2]|=(128|63&d)<<l[3&c++]);if(this.lastByteIndex=c,c>=g){for(this.start=c-g,this.block=f[h],c=0;c<h;++c)j[c]^=f[c];C(j),this.reset=!0}else this.start=c}return this},d.prototype.finalize=function(){var a=this.blocks,b=this.lastByteIndex,c=this.blockCount,d=this.s;if(a[b>>2]|=this.padding[3&b],this.lastByteIndex===this.byteCount)for(a[0]=a[c],b=1;b<c+1;++b)a[b]=0;for(a[c-1]|=2147483648,b=0;b<c;++b)d[b]^=a[b];C(d)},d.prototype.toString=d.prototype.hex=function(){this.finalize();for(var a,b=this.blockCount,c=this.s,d=this.outputBlocks,e=this.extraBytes,f=0,g=0,i="";g<d;){for(f=0;f<b&&g<d;++f,++g)a=c[f],i+=h[a>>4&15]+h[15&a]+h[a>>12&15]+h[a>>8&15]+h[a>>20&15]+h[a>>16&15]+h[a>>28&15]+h[a>>24&15];g%b===0&&(C(c),f=0)}return e&&(a=c[f],e>0&&(i+=h[a>>4&15]+h[15&a]),e>1&&(i+=h[a>>12&15]+h[a>>8&15]),e>2&&(i+=h[a>>20&15]+h[a>>16&15])),i},d.prototype.arrayBuffer=function(){this.finalize();var a,b=this.blockCount,c=this.s,d=this.outputBlocks,e=this.extraBytes,f=0,g=0,h=this.outputBits>>3;a=e?new ArrayBuffer(d+1<<2):new ArrayBuffer(h);for(var i=new Uint32Array(a);g<d;){for(f=0;f<b&&g<d;++f,++g)i[g]=c[f];g%b===0&&C(c)}return e&&(i[f]=c[f],a=a.slice(0,h)),a},d.prototype.buffer=d.prototype.arrayBuffer,d.prototype.digest=d.prototype.array=function(){this.finalize();for(var a,b,c=this.blockCount,d=this.s,e=this.outputBlocks,f=this.extraBytes,g=0,h=0,i=[];h<e;){for(g=0;g<c&&h<e;++g,++h)a=h<<2,b=d[g],i[a]=255&b,i[a+1]=b>>8&255,i[a+2]=b>>16&255,i[a+3]=b>>24&255;h%c===0&&C(d)}return f&&(a=h<<2,b=d[g],f>0&&(i[a]=255&b),f>1&&(i[a+1]=b>>8&255),f>2&&(i[a+2]=b>>16&255)),i};var C=function(a){var b,c,d,e,f,g,h,i,j,k,l,n,o,p,q,r,s,t,u,v,w,x,y,z,A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z,$,_,aa,ba,ca,da,ea,fa,ga,ha,ia,ja,ka;for(d=0;d<48;d+=2)e=a[0]^a[10]^a[20]^a[30]^a[40],f=a[1]^a[11]^a[21]^a[31]^a[41],g=a[2]^a[12]^a[22]^a[32]^a[42],h=a[3]^a[13]^a[23]^a[33]^a[43],i=a[4]^a[14]^a[24]^a[34]^a[44],j=a[5]^a[15]^a[25]^a[35]^a[45],k=a[6]^a[16]^a[26]^a[36]^a[46],l=a[7]^a[17]^a[27]^a[37]^a[47],n=a[8]^a[18]^a[28]^a[38]^a[48],o=a[9]^a[19]^a[29]^a[39]^a[49],b=n^(g<<1|h>>>31),c=o^(h<<1|g>>>31),a[0]^=b,a[1]^=c,a[10]^=b,a[11]^=c,a[20]^=b,a[21]^=c,a[30]^=b,a[31]^=c,a[40]^=b,a[41]^=c,b=e^(i<<1|j>>>31),c=f^(j<<1|i>>>31),a[2]^=b,a[3]^=c,a[12]^=b,a[13]^=c,a[22]^=b,a[23]^=c,a[32]^=b,a[33]^=c,a[42]^=b,a[43]^=c,b=g^(k<<1|l>>>31),c=h^(l<<1|k>>>31),a[4]^=b,a[5]^=c,a[14]^=b,a[15]^=c,a[24]^=b,a[25]^=c,a[34]^=b,a[35]^=c,a[44]^=b,a[45]^=c,b=i^(n<<1|o>>>31),c=j^(o<<1|n>>>31),a[6]^=b,a[7]^=c,a[16]^=b,a[17]^=c,a[26]^=b,a[27]^=c,a[36]^=b,a[37]^=c,a[46]^=b,a[47]^=c,b=k^(e<<1|f>>>31),c=l^(f<<1|e>>>31),a[8]^=b,a[9]^=c,a[18]^=b,a[19]^=c,a[28]^=b,a[29]^=c,a[38]^=b,a[39]^=c,a[48]^=b,a[49]^=c,p=a[0],q=a[1],V=a[11]<<4|a[10]>>>28,W=a[10]<<4|a[11]>>>28,D=a[20]<<3|a[21]>>>29,E=a[21]<<3|a[20]>>>29,ha=a[31]<<9|a[30]>>>23,ia=a[30]<<9|a[31]>>>23,R=a[40]<<18|a[41]>>>14,S=a[41]<<18|a[40]>>>14,J=a[2]<<1|a[3]>>>31,K=a[3]<<1|a[2]>>>31,r=a[13]<<12|a[12]>>>20,s=a[12]<<12|a[13]>>>20,X=a[22]<<10|a[23]>>>22,Y=a[23]<<10|a[22]>>>22,F=a[33]<<13|a[32]>>>19,G=a[32]<<13|a[33]>>>19,ja=a[42]<<2|a[43]>>>30,ka=a[43]<<2|a[42]>>>30,ba=a[5]<<30|a[4]>>>2,ca=a[4]<<30|a[5]>>>2,L=a[14]<<6|a[15]>>>26,M=a[15]<<6|a[14]>>>26,t=a[25]<<11|a[24]>>>21,u=a[24]<<11|a[25]>>>21,Z=a[34]<<15|a[35]>>>17,$=a[35]<<15|a[34]>>>17,H=a[45]<<29|a[44]>>>3,I=a[44]<<29|a[45]>>>3,z=a[6]<<28|a[7]>>>4,A=a[7]<<28|a[6]>>>4,da=a[17]<<23|a[16]>>>9,ea=a[16]<<23|a[17]>>>9,N=a[26]<<25|a[27]>>>7,O=a[27]<<25|a[26]>>>7,v=a[36]<<21|a[37]>>>11,w=a[37]<<21|a[36]>>>11,_=a[47]<<24|a[46]>>>8,aa=a[46]<<24|a[47]>>>8,T=a[8]<<27|a[9]>>>5,U=a[9]<<27|a[8]>>>5,B=a[18]<<20|a[19]>>>12,C=a[19]<<20|a[18]>>>12,fa=a[29]<<7|a[28]>>>25,ga=a[28]<<7|a[29]>>>25,P=a[38]<<8|a[39]>>>24,Q=a[39]<<8|a[38]>>>24,x=a[48]<<14|a[49]>>>18,y=a[49]<<14|a[48]>>>18,a[0]=p^~r&t,a[1]=q^~s&u,a[10]=z^~B&D,a[11]=A^~C&E,a[20]=J^~L&N,a[21]=K^~M&O,a[30]=T^~V&X,a[31]=U^~W&Y,a[40]=ba^~da&fa,a[41]=ca^~ea&ga,a[2]=r^~t&v,a[3]=s^~u&w,a[12]=B^~D&F,a[13]=C^~E&G,a[22]=L^~N&P,a[23]=M^~O&Q,a[32]=V^~X&Z,a[33]=W^~Y&$,a[42]=da^~fa&ha,a[43]=ea^~ga&ia,a[4]=t^~v&x,a[5]=u^~w&y,a[14]=D^~F&H,a[15]=E^~G&I,a[24]=N^~P&R,a[25]=O^~Q&S,a[34]=X^~Z&_,a[35]=Y^~$&aa,a[44]=fa^~ha&ja,a[45]=ga^~ia&ka,a[6]=v^~x&p,a[7]=w^~y&q,a[16]=F^~H&z,a[17]=G^~I&A,a[26]=P^~R&J,a[27]=Q^~S&K,a[36]=Z^~_&T,a[37]=$^~aa&U,a[46]=ha^~ja&ba,a[47]=ia^~ka&ca,a[8]=x^~p&r,a[9]=y^~q&s,a[18]=H^~z&B,a[19]=I^~A&C,a[28]=R^~J&L,a[29]=S^~K&M,a[38]=_^~T&V,a[39]=aa^~U&W,a[48]=ja^~ba&da,a[49]=ka^~ca&ea,a[0]^=m[d],a[1]^=m[d+1]};if(g)b.exports=v;else for(var x=0;x<w.length;++x)e[w[x]]=v[w[x]]}()}).call(this,a("_process"),"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{_process:5}],5:[function(a,b,c){b.exports=void 0},{}],6:[function(a,b,c){"use strict";try{b.exports.XMLHttpRequest=XMLHttpRequest}catch(d){console.log("Warning: XMLHttpRequest is not defined"),b.exports.XMLHttpRequest=null}},{}],7:[function(a,b,c){"use strict";function d(a){var b=[];for(var c in a)if(null!=a[c]){var d=j.hexlify(a[c]);({gasLimit:!0,gasPrice:!0,nonce:!0,value:!0})[c]&&(d=j.hexStripZeros(d)),b.push(c+"="+d)}return b.join("&")}function e(a,b){i.call(this,a);var c=null;switch(this.name){case"homestead":c="https://api.etherscan.io";break;case"ropsten":c="https://ropsten.etherscan.io";break;case"rinkeby":c="https://rinkeby.etherscan.io";break;case"kovan":c="https://kovan.etherscan.io";break;default:throw new Error("unsupported network")}j.defineProperty(this,"baseUrl",c),j.defineProperty(this,"apiKey",b||null)}function f(a){if(0==a.status&&"No records found"===a.message)return a.result;if(1!=a.status||"OK"!=a.message){var b=new Error("invalid response");throw b.result=JSON.stringify(a),b}return a.result}function g(a){if("2.0"!=a.jsonrpc){var b=new Error("invalid response");throw b.result=JSON.stringify(a),b}if(a.error){var b=new Error(a.error.message||"unknown error");throw a.error.code&&(b.code=a.error.code),a.error.data&&(b.data=a.error.data),b}return a.result}function h(a){if("pending"===a)throw new Error("pending not supported");return"latest"===a?a:parseInt(a.substring(2),16)}var i=a("./provider.js"),j=function(){var b=a("../utils/convert.js");return{defineProperty:a("../utils/properties.js").defineProperty,hexlify:b.hexlify,hexStripZeros:b.hexStripZeros}}();i.inherits(e),j.defineProperty(e.prototype,"_call",function(){}),j.defineProperty(e.prototype,"_callProxy",function(){}),j.defineProperty(e.prototype,"perform",function(a,b){b||(b={});var c=this.baseUrl,e="";switch(this.apiKey&&(e+="&apikey="+this.apiKey),a){case"getBlockNumber":return c+="/api?module=proxy&action=eth_blockNumber"+e,i.fetchJSON(c,null,g);case"getGasPrice":return c+="/api?module=proxy&action=eth_gasPrice"+e,i.fetchJSON(c,null,g);case"getBalance":return c+="/api?module=account&action=balance&address="+b.address,c+="&tag="+b.blockTag+e,i.fetchJSON(c,null,f);case"getTransactionCount":return c+="/api?module=proxy&action=eth_getTransactionCount&address="+b.address,c+="&tag="+b.blockTag+e,i.fetchJSON(c,null,g);case"getCode":return c+="/api?module=proxy&action=eth_getCode&address="+b.address,c+="&tag="+b.blockTag+e,i.fetchJSON(c,null,g);case"getStorageAt":return c+="/api?module=proxy&action=eth_getStorageAt&address="+b.address,c+="&position="+j.hexStripZeros(b.position),c+="&tag="+j.hexStripZeros(b.blockTag)+e,i.fetchJSON(c,null,g);case"sendTransaction":return c+="/api?module=proxy&action=eth_sendRawTransaction&hex="+b.signedTransaction,c+=e,i.fetchJSON(c,null,g);case"getBlock":if(b.blockTag)return c+="/api?module=proxy&action=eth_getBlockByNumber&tag="+j.hexStripZeros(b.blockTag),c+="&boolean=false",c+=e,i.fetchJSON(c,null,g);throw new Error("getBlock by blockHash not implmeneted");case"getTransaction":return c+="/api?module=proxy&action=eth_getTransactionByHash&txhash="+b.transactionHash,c+=e,i.fetchJSON(c,null,g);case"getTransactionReceipt":return c+="/api?module=proxy&action=eth_getTransactionReceipt&txhash="+b.transactionHash,c+=e,i.fetchJSON(c,null,g);case"call":var k=d(b.transaction);return k&&(k="&"+k),c+="/api?module=proxy&action=eth_call"+k,c+=e,i.fetchJSON(c,null,g);case"estimateGas":var k=d(b.transaction);return k&&(k="&"+k),c+="/api?module=proxy&action=eth_estimateGas&"+k,c+=e,i.fetchJSON(c,null,g);case"getLogs":c+="/api?module=logs&action=getLogs";try{if(b.filter.fromBlock&&(c+="&fromBlock="+h(b.filter.fromBlock)),b.filter.toBlock&&(c+="&toBlock="+h(b.filter.toBlock)),b.filter.address&&(c+="&address="+b.filter.address),b.filter.topics&&b.filter.topics.length>0){if(b.filter.topics.length>1)throw new Error("unsupported topic format");var l=b.filter.topics[0];if("string"!=typeof l||66!==l.length)throw new Error("unsupported topic0 format");c+="&topic0="+l}}catch(m){return Promise.reject(m)}return c+=e,i.fetchJSON(c,null,f);case"getEtherPrice":return"homestead"!==this.name?Promise.resolve(0):(c+="/api?module=stats&action=ethprice",c+=e,i.fetchJSON(c,null,f).then(function(a){return parseFloat(a.ethusd)}))}return Promise.reject(new Error("not implemented - "+a))}),j.defineProperty(e.prototype,"getHistory",function(a,b,c){var d=this.baseUrl,e="";return this.apiKey&&(e+="&apikey="+this.apiKey),null==b&&(b=0),null==c&&(c=99999999),this.resolveName(a).then(function(a){return d+="/api?module=account&action=txlist&address="+a,d+="&fromBlock="+b,d+="&endBlock="+c,d+="&sort=asc",i.fetchJSON(d,null,f).then(function(a){var b=[];return a.forEach(function(a){["contractAddress","to"].forEach(function(b){""==a[b]&&delete a[b]}),null==a.creates&&null!=a.contractAddress&&(a.creates=a.contractAddress),b.push(i._formatters.checkTransactionResponse(a))}),b})})}),b.exports=e},{"../utils/convert.js":18,"../utils/properties.js":21,"./provider.js":13}],8:[function(a,b,c){"use strict";function d(a){if(0===a.length)throw new Error("no providers");var b={};if(["chainId","ensAddress","name","testnet"].forEach(function(c){for(var d=1;d<a.length;d++)if(a[0][c]!==a[d][c])throw new Error("incompatible providers - "+c+" mismatch");b[c]=a[0][c]}),!(this instanceof d))throw new Error("missing new");f.call(this,b),a=a.slice(0),Object.defineProperty(this,"providers",{get:function(){return a.slice(0)}})}var e=a("inherits"),f=a("./provider.js"),g=function(){return{defineProperty:a("../utils/properties.js").defineProperty}}();e(d,f),g.defineProperty(d.prototype,"perform",function(a,b){var c=this.providers;return new Promise(function(d,e){function f(){if(!c.length)return void e(g);var h=c.shift();h.perform(a,b).then(function(a){d(a)},function(a){g||(g=a),f()})}var g=null;f()})}),b.exports=d},{"../utils/properties.js":21,"./provider.js":13,inherits:3}],9:[function(a,b,c){"use strict";function d(a){return new g([new h(a),new f(a)])}var e=a("./provider.js"),f=a("./etherscan-provider.js"),g=a("./fallback-provider.js"),h=a("./infura-provider.js"),i=a("./json-rpc-provider.js"),j=a("./web3-provider.js");b.exports={EtherscanProvider:f,FallbackProvider:g,InfuraProvider:h,JsonRpcProvider:i,Web3Provider:j,isProvider:e.isProvider,networks:e.networks,getDefaultProvider:d,Provider:e}},{"./etherscan-provider.js":7,"./fallback-provider.js":8,"./infura-provider.js":10,"./json-rpc-provider.js":11,"./provider.js":13,"./web3-provider.js":14}],10:[function(a,b,c){"use strict";function d(a,b){if(!(this instanceof d))throw new Error("missing new");a=e.getNetwork(a);var c=null;switch(a.name){case"homestead":c="mainnet.infura.io";break;case"ropsten":c="ropsten.infura.io";break;case"rinkeby":c="rinkeby.infura.io";break;case"kovan":c="kovan.infura.io";break;default:throw new Error("unsupported network")}var h="https://"+c+"/"+(b||"");f.call(this,h,a),g.defineProperty(this,"apiAccessToken",b||null)}var e=a("./provider"),f=a("./json-rpc-provider"),g=function(){return{defineProperty:a("../utils/properties.js").defineProperty}}();f.inherits(d),g.defineProperty(d.prototype,"_startPending",function(){console.log("WARNING: INFURA does not support pending filters")}),g.defineProperty(d.prototype,"_stopPending",function(){}),b.exports=d},{"../utils/properties.js":21,"./json-rpc-provider":11,"./provider":13}],11:[function(a,b,c){"use strict";function d(a){return new Promise(function(b){setTimeout(function(){b()},a)})}function e(a){if(a.error){var b=new Error(a.error.message);throw b.code=a.error.code,b.data=a.error.data,b}return a.result}function f(a){var b={};for(var c in a)b[c]=i.hexlify(a[c]);return["gasLimit","gasPrice","nonce","value"].forEach(function(a){b[a]&&(b[a]=i.hexStripZeros(b[a]))}),null!=b.gasLimit&&null==b.gas&&(b.gas=b.gasLimit,delete b.gasLimit),b}function g(a,b){if(!(this instanceof g))throw new Error("missing new");if(1==arguments.lengt)if("string"==typeof a)try{b=h.getNetwork(a),a=null}catch(c){}else b=a,a=null;h.call(this,b),a||(a="http://localhost:8545"),i.defineProperty(this,"url",a)}var h=a("./provider.js"),i=function(){var b=a("../utils/convert");return{defineProperty:a("../utils/properties").defineProperty,hexlify:b.hexlify,isHexString:b.isHexString,hexStripZeros:b.hexStripZeros}}();h.inherits(g),i.defineProperty(g.prototype,"send",function(a,b){var c={method:a,params:b,id:42,jsonrpc:"2.0"};return h.fetchJSON(this.url,JSON.stringify(c),e)}),i.defineProperty(g.prototype,"perform",function(a,b){switch(a){case"getBlockNumber":return this.send("eth_blockNumber",[]);case"getGasPrice":return this.send("eth_gasPrice",[]);case"getBalance":var c=b.blockTag;return i.isHexString(c)&&(c=i.hexStripZeros(c)),this.send("eth_getBalance",[b.address,c]);case"getTransactionCount":var c=b.blockTag;return i.isHexString(c)&&(c=i.hexStripZeros(c)),this.send("eth_getTransactionCount",[b.address,c]);case"getCode":var c=b.blockTag;return i.isHexString(c)&&(c=i.hexStripZeros(c)),this.send("eth_getCode",[b.address,c]);case"getStorageAt":var d=b.position;i.isHexString(d)&&(d=i.hexStripZeros(d));var c=b.blockTag;return i.isHexString(c)&&(c=i.hexStripZeros(c)),this.send("eth_getStorageAt",[b.address,d,c]);case"sendTransaction":return this.send("eth_sendRawTransaction",[b.signedTransaction]);case"getBlock":if(b.blockTag){var c=b.blockTag;return i.isHexString(c)&&(c=i.hexStripZeros(c)),this.send("eth_getBlockByNumber",[c,!1])}return b.blockHash?this.send("eth_getBlockByHash",[b.blockHash,!1]):Promise.reject(new Error("invalid block tag or block hash"));case"getTransaction":return this.send("eth_getTransactionByHash",[b.transactionHash]);case"getTransactionReceipt":return this.send("eth_getTransactionReceipt",[b.transactionHash]);case"call":return this.send("eth_call",[f(b.transaction),"latest"]);case"estimateGas":return this.send("eth_estimateGas",[f(b.transaction)]);case"getLogs":return this.send("eth_getLogs",[b.filter])}return Promise.reject(new Error("not implemented - "+a))}),i.defineProperty(g.prototype,"_startPending",function(){if(null==this._pendingFilter){var a=this,b=this.send("eth_newPendingTransactionFilter",[]);this._pendingFilter=b,b.then(function(c){function e(){a.send("eth_getFilterChanges",[c]).then(function(c){if(a._pendingFilter==b){var e=Promise.resolve();return c.forEach(function(b){e=e.then(function(){return a.getTransaction(b).then(function(b){a.emit("pending",b)})})}),e.then(function(){return d(1e3)})}}).then(function(){return a._pendingFilter!=b?void a.send("eth_uninstallFilter",[filterIf]):void setTimeout(function(){e()},0)})}return e(),c})}}),i.defineProperty(g.prototype,"_stopPending",function(){this._pendingFilter=null}),i.defineProperty(g,"_hexlifyTransaction",function(a){return f(a)}),b.exports=g},{"../utils/convert":18,"../utils/properties":21,"./provider.js":13}],12:[function(a,b,c){b.exports={unspecified:{chainId:0,name:"unspecified"},homestead:{chainId:1,ensAddress:"0x314159265dd8dbb310642f98f50c066173c1259b",name:"homestead"},mainnet:{chainId:1,ensAddress:"0x314159265dd8dbb310642f98f50c066173c1259b",name:"homestead"},morden:{chainId:2,name:"morden"},ropsten:{chainId:3,ensAddress:"0x112234455c3a32fd11230c42e7bccd4a84e02010",name:"ropsten"},testnet:{chainId:3,ensAddress:"0x112234455c3a32fd11230c42e7bccd4a84e02010",name:"ropsten"},rinkeby:{chainId:4,name:"rinkeby"},kovan:{chainId:42,name:"kovan"},classic:{chainId:61,name:"classic"}}},{}],13:[function(a,b,c){"use strict";function d(a){var b={};for(var c in a)b[c]=a[c];return b}function e(a,b){var c={};for(var d in a)try{var e=a[d](b[d]);void 0!==e&&(c[d]=e)}catch(f){throw f.checkKey=d,f.checkValue=b[d],f}return c}function f(a,b){return function(c){return null==c?b:a(c)}}function g(a,b){return function(c){return c?a(c):b}}function h(a){return function(b){if(!Array.isArray(b))throw new Error("not an array");var c=[];return b.forEach(function(b){c.push(a(b))}),c}}function i(a){if(!D.isHexString(a)||66!==a.length)throw new Error("invalid hash - "+a);return a}function j(a){return D.bigNumberify(a).toNumber()}function k(a){if("boolean"==typeof a)return a;if("string"==typeof a){if("true"===a)return!0;if("false"===a)return!1}throw new Error("invaid boolean - "+a)}function l(a){if(!D.isHexString(a))throw new Error("invalid uint256");for(;a.length<66;)a="0x0"+a.substring(2);return a}function m(a){if(null==a)return"latest";if("earliest"===a)return"0x0";if("latest"===a||"pending"===a)return a;if("number"==typeof a)return D.hexlify(a);if(D.isHexString(a))return a;throw new Error("invalid blockTag");
-}function n(a){return null!=a.author&&null==a.miner&&(a.miner=a.author),e(E,a)}function o(a){if(null!=a.gas&&null==a.gasLimit&&(a.gasLimit=a.gas),a.to&&D.bigNumberify(a.to).isZero()&&(a.to="0x0000000000000000000000000000000000000000"),null!=a.input&&null==a.data&&(a.data=a.input),null==a.to&&null==a.creates&&(a.creates=D.getContractAddress(a)),!a.raw&&a.v&&a.r&&a.s){var b=[D.stripZeros(D.hexlify(a.nonce)),D.stripZeros(D.hexlify(a.gasPrice)),D.stripZeros(D.hexlify(a.gasLimit)),a.to||"0x",D.stripZeros(D.hexlify(a.value||"0x")),D.hexlify(a.data||"0x"),D.stripZeros(D.hexlify(a.v||"0x")),D.stripZeros(D.hexlify(a.r)),D.stripZeros(D.hexlify(a.s))];a.raw=D.RLP.encode(b)}var c=e(F,a),d=a.networkId;return D.isHexString(d)&&(d=D.bigNumberify(d).toNumber()),"number"!=typeof d&&null!=c.v&&(d=(c.v-35)/2,d<0&&(d=0),d=parseInt(d)),"number"!=typeof d&&(d=0),c.networkId=d,c.blockHash&&"x"===c.blockHash.replace(/0/g,"")&&(c.blockHash=null),c}function p(a){return e(G,a)}function q(a){return e(H,a)}function r(a){var b=(a.status,a.root,e(I,a));return b.logs.forEach(function(a,b){null==a.transactionLogIndex&&(a.transactionLogIndex=b)}),null!=a.status&&(b.byzantium=!0),b}function s(a){return Array.isArray(a)?a.forEach(function(a){s(a)}):null!=a&&i(a),a}function t(a){return e(J,a)}function u(a){return e(K,a)}function v(a){function b(){e.getBlockNumber().then(function(a){if(a!==f){null===f&&(f=a-1);for(var b=f+1;b<=a;b++)e.emit("block",b);var c={};Object.keys(d).forEach(function(b){var d=z(b);"transaction"===d.type?e.getTransaction(d.hash).then(function(a){a&&a.blockNumber&&e.emit(d.hash,a)}):"address"===d.type?(g[d.address]&&(c[d.address]=g[d.address]),e.getBalance(d.address,"latest").then(function(a){var b=g[d.address];b&&a.eq(b)||(g[d.address]=a,e.emit(d.address,a))})):"topic"===d.type&&e.getLogs({fromBlock:f+1,toBlock:a,topics:d.topic}).then(function(a){0!==a.length&&a.forEach(function(a){e.emit(d.topic,a)})})}),f=a,g=c}}),e.doPoll()}if(!(this instanceof v))throw new 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b=a("../utils/convert");return{defineProperty:a("../utils/properties").defineProperty,getAddress:a("../utils/address").getAddress,getContractAddress:a("../utils/contract-address").getContractAddress,bigNumberify:a("../utils/bignumber").bigNumberify,arrayify:b.arrayify,hexlify:b.hexlify,isHexString:b.isHexString,concat:b.concat,stripZeros:b.stripZeros,namehash:a("../utils/namehash"),toUtf8String:a("../utils/utf8").toUtf8String,RLP:a("../utils/rlp")}}(),E={hash:i,parentHash:i,number:j,timestamp:j,nonce:f(D.hexlify),difficulty:f(j),gasLimit:D.bigNumberify,gasUsed:D.bigNumberify,miner:D.getAddress,extraData:D.hexlify,transactions:f(h(i))},F={hash:i,blockHash:f(i,null),blockNumber:f(j,null),transactionIndex:f(j,null),from:D.getAddress,gasPrice:D.bigNumberify,gasLimit:D.bigNumberify,to:f(D.getAddress,null),value:D.bigNumberify,nonce:j,data:D.hexlify,r:f(l),s:f(l),v:f(j),creates:f(D.getAddress,null),raw:f(D.hexlify)},G={from:f(D.getAddress),nonce:f(j),gasLimit:f(D.bigNumberify),gasPrice:f(D.bigNumberify),to:f(D.getAddress),value:f(D.bigNumberify),data:f(D.hexlify)},H={transactionLogIndex:f(j),transactionIndex:j,blockNumber:j,transactionHash:i,address:D.getAddress,topics:h(i),data:D.hexlify,logIndex:j,blockHash:i},I={contractAddress:f(D.getAddress,null),transactionIndex:j,root:f(i),gasUsed:D.bigNumberify,logsBloom:D.hexlify,blockHash:i,transactionHash:i,logs:h(q),blockNumber:j,cumulativeGasUsed:D.bigNumberify,status:f(j)},J={fromBlock:f(m,void 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c=this;return this.resolveName(a).then(function(a){var d={address:a,blockTag:m(b)};return c.perform("getBalance",d).then(function(a){return D.bigNumberify(a)})})}),D.defineProperty(v.prototype,"getTransactionCount",function(a,b){var c=this;return this.resolveName(a).then(function(a){var d={address:a,blockTag:m(b)};return c.perform("getTransactionCount",d).then(function(a){var b=parseInt(a);if(b!=a)throw new Error("invalid response - getTransactionCount");return b})})}),D.defineProperty(v.prototype,"getCode",function(a,b){var c=this;return this.resolveName(a).then(function(a){var d={address:a,blockTag:m(b)};return c.perform("getCode",d).then(function(a){return D.hexlify(a)})})}),D.defineProperty(v.prototype,"getStorageAt",function(a,b,c){var d=this;return this.resolveName(a).then(function(a){var e={address:a,blockTag:m(c),position:D.hexlify(b)};return d.perform("getStorageAt",e).then(function(a){return D.hexlify(a)})})}),D.defineProperty(v.prototype,"sendTransaction",function(a){try{var b={signedTransaction:D.hexlify(a)};return this.perform("sendTransaction",b).then(function(a){if(a=D.hexlify(a),66!==a.length)throw new Error("invalid response - sendTransaction");return a})}catch(c){return Promise.reject(c)}}),D.defineProperty(v.prototype,"call",function(a){var b=this;return this._resolveNames(a,["to","from"]).then(function(a){var c={transaction:p(a)};return b.perform("call",c).then(function(a){return D.hexlify(a)})})}),D.defineProperty(v.prototype,"estimateGas",function(a){var b=this;return this._resolveNames(a,["to","from"]).then(function(a){var c={transaction:p(a)};return b.perform("estimateGas",c).then(function(a){return D.bigNumberify(a)})})}),D.defineProperty(v.prototype,"getBlock",function(a){try{var b=D.hexlify(a);if(66===b.length)return this.perform("getBlock",{blockHash:b}).then(function(a){return null==a?null:n(a)})}catch(c){console.log("DEBUG",c)}try{var d=m(a);return this.perform("getBlock",{blockTag:d}).then(function(a){return 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c=[],e=d(a);return b.forEach(function(a){void 0!==e[a]&&c.push(this.resolveName(e[a]).then(function(b){e[a]=b}))},this),Promise.all(c).then(function(){return e})}),D.defineProperty(v.prototype,"_getResolver",function(a){var b=D.namehash(a),c="0x0178b8bf"+b.substring(2),d={to:this.ensAddress,data:c};return this.call(d).then(function(a){return 66!=a.length?null:D.getAddress("0x"+a.substring(26))})}),D.defineProperty(v.prototype,"resolveName",function(a){try{return Promise.resolve(D.getAddress(a))}catch(b){}if(!this.ensAddress)throw new Error("network does not have ENS deployed");var c=this,d=D.namehash(a);return this._getResolver(a).then(function(a){var b="0x3b3b57de"+d.substring(2),e={to:a,data:b};return c.call(e)}).then(function(a){if(66!=a.length)return null;var b=D.getAddress("0x"+a.substring(26));return"0x0000000000000000000000000000000000000000"===b?null:b})}),D.defineProperty(v.prototype,"lookupAddress",function(a){if(!this.ensAddress)throw new Error("network does not have ENS 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c=y(a);this._events[c]||(this._events[c]=[]),this._events[c].push({eventName:a,listener:b,type:"on"}),"pending"===c&&this._startPending(),this.polling=!0}),D.defineProperty(v.prototype,"once",function(a,b){var c=y(a);this._events[c]||(this._events[c]=[]),this._events[c].push({eventName:a,listener:b,type:"once"}),"pending"===c&&this._startPending(),this.polling=!0}),D.defineProperty(v.prototype,"emit",function(a){var b=y(a),c=Array.prototype.slice.call(arguments,1),d=this._events[b];if(d){for(var e=0;e<d.length;e++){var f=d[e];"once"===f.type&&(d.splice(e,1),e--);try{f.listener.apply(this,c)}catch(g){console.log("Event Listener Error: "+g.message)}}0===d.length&&(delete this._events[b],"pending"===b&&this._stopPending()),0===this.listenerCount()&&(this.polling=!1)}}),D.defineProperty(v.prototype,"listenerCount",function(a){if(!a){var b=0;for(var c in this._events)b+=this._events[c].length;return b}var d=this._events[y(a)];return d?d.length:0}),D.defineProperty(v.prototype,"listeners",function(a){var b=this._events[y(a)];if(!b)return 0;for(var c=[],d=0;d<b.length;d++)c.push(b[d].listener);return c}),D.defineProperty(v.prototype,"removeAllListeners",function(a){delete this._events[y(a)],0===this.listenerCount()&&(this.polling=!1)}),D.defineProperty(v.prototype,"removeListener",function(a,b){var c=y(a),d=this._events[c];if(!d)return 0;for(var e=0;e<d.length;e++)if(d[e].listener===b){d.splice(e,1);break}0===d.length&&this.removeAllListeners(a)}),D.defineProperty(v,"_formatters",{checkTransactionResponse:o}),b.exports=v},{"../utils/address":15,"../utils/bignumber":16,"../utils/contract-address":17,"../utils/convert":18,"../utils/namehash":20,"../utils/properties":21,"../utils/rlp":22,"../utils/utf8":24,"./networks.json":12,inherits:3,xmlhttprequest:6}],14:[function(a,b,c){"use strict";function d(a,b){if(!(this instanceof d))throw new Error("missing new");g.defineProperty(this,"provider",a),b?(g.defineProperty(this,"address",b),g.defineProperty(this,"_syncAddress",!0)):(Object.defineProperty(this,"address",{enumerable:!0,get:function(){throw new Error("unsupported sync operation; use getAddress")}}),g.defineProperty(this,"_syncAddress",!1))}function e(a,b){if(!(this instanceof e))throw new Error("missing new");var c=a.host||a.path||"unknown";f.call(this,c,b),g.defineProperty(this,"_web3Provider",a)}var f=(a("./provider"),a("./json-rpc-provider")),g=function(){return{defineProperty:a("../utils/properties").defineProperty,getAddress:a("../utils/address").getAddress,toUtf8Bytes:a("../utils/utf8").toUtf8Bytes,hexlify:a("../utils/convert").hexlify}}();g.defineProperty(d.prototype,"getAddress",function(){return this._syncAddress?Promise.resolve(this.address):this.provider.send("eth_accounts",[]).then(function(a){if(0===a.length)throw new Error("no account");return 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b._web3Provider.isMetaMask&&(d="personal_sign",e=[g.hexlify(c),a.toLowerCase()]),b.send(d,e)})}),g.defineProperty(d.prototype,"unlock",function(a){var b=this.provider;return this.getAddress().then(function(c){return b.send("personal_unlockAccount",[c.toLowerCase(),a,null])})}),f.inherits(e),g.defineProperty(e.prototype,"getSigner",function(a){return new d(this,a)}),g.defineProperty(e.prototype,"listAccounts",function(){return this.send("eth_accounts",[]).then(function(a){return a.forEach(function(b,c){a[c]=g.getAddress(b)}),a})}),g.defineProperty(e.prototype,"send",function(a,b){var c=this._web3Provider;return new Promise(function(d,e){var f={method:a,params:b,id:42,jsonrpc:"2.0"};c.sendAsync(f,function(a,b){if(a)return void e(a);if(b.error){var a=new Error(b.error.message);return a.code=b.error.code,a.data=b.error.data,void e(a)}d(b.result)})})}),b.exports=e},{"../utils/address":15,"../utils/convert":18,"../utils/properties":21,"../utils/utf8":24,"./json-rpc-provider":11,"./provider":13}],15:[function(a,b,c){function d(a){"string"==typeof a&&a.match(/^0x[0-9A-Fa-f]{40}$/)||i("invalid address",{input:a}),a=a.toLowerCase();for(var b=a.substring(2).split(""),c=0;c<b.length;c++)b[c]=b[c].charCodeAt(0);b=h.arrayify(j(b)),a=a.substring(2).split("");for(var c=0;c<40;c+=2)b[c>>1]>>4>=8&&(a[c]=a[c].toUpperCase()),(15&b[c>>1])>=8&&(a[c+1]=a[c+1].toUpperCase());return"0x"+a.join("")}function e(a){return Math.log10?Math.log10(a):Math.log(a)/Math.LN10}function f(a,b){var c=null;if("string"!=typeof a&&i("invalid address",{input:a}),a.match(/^(0x)?[0-9a-fA-F]{40}$/))"0x"!==a.substring(0,2)&&(a="0x"+a),c=d(a),a.match(/([A-F].*[a-f])|([a-f].*[A-F])/)&&c!==a&&i("invalid address checksum",{input:a,expected:c});else if(a.match(/^XE[0-9]{2}[0-9A-Za-z]{30,31}$/)){for(a.substring(2,4)!==l(a)&&i("invalid address icap 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A={k256:null,p224:null,p192:null,p25519:null};n.prototype._tmp=function(){var a=new f(null);return a.words=new Array(Math.ceil(this.n/13)),a},n.prototype.ireduce=function(a){var b,c=a;do this.split(c,this.tmp),c=this.imulK(c),c=c.iadd(this.tmp),b=c.bitLength();while(b>this.n);var d=b<this.n?-1:c.ucmp(this.p);return 0===d?(c.words[0]=0,c.length=1):d>0?c.isub(this.p):c.strip(),c},n.prototype.split=function(a,b){a.iushrn(this.n,0,b)},n.prototype.imulK=function(a){return a.imul(this.k)},e(o,n),o.prototype.split=function(a,b){for(var c=4194303,d=Math.min(a.length,9),e=0;e<d;e++)b.words[e]=a.words[e];if(b.length=d,a.length<=9)return a.words[0]=0,void(a.length=1);var f=a.words[9];for(b.words[b.length++]=f&c,e=10;e<a.length;e++){var g=0|a.words[e];a.words[e-10]=(g&c)<<4|f>>>22,f=g}f>>>=22,a.words[e-10]=f,0===f&&a.length>10?a.length-=10:a.length-=9},o.prototype.imulK=function(a){a.words[a.length]=0,a.words[a.length+1]=0,a.length+=2;for(var b=0,c=0;c<a.length;c++){var d=0|a.words[c];b+=977*d,a.words[c]=67108863&b,b=64*d+(b/67108864|0)}return 0===a.words[a.length-1]&&(a.length--,0===a.words[a.length-1]&&a.length--),a},e(p,n),e(q,n),e(r,n),r.prototype.imulK=function(a){for(var b=0,c=0;c<a.length;c++){var d=19*(0|a.words[c])+b,e=67108863&d;d>>>=26,a.words[c]=e,b=d}return 0!==b&&(a.words[a.length++]=b),a},f._prime=function B(a){if(A[a])return A[a];var B;if("k256"===a)B=new o;else if("p224"===a)B=new p;else if("p192"===a)B=new q;else{if("p25519"!==a)throw new Error("Unknown prime "+a);B=new r}return A[a]=B,B},s.prototype._verify1=function(a){d(0===a.negative,"red works only with positives"),d(a.red,"red works only with red numbers")},s.prototype._verify2=function(a,b){d(0===(a.negative|b.negative),"red works only with positives"),d(a.red&&a.red===b.red,"red works only with red numbers")},s.prototype.imod=function(a){return this.prime?this.prime.ireduce(a)._forceRed(this):a.umod(this.m)._forceRed(this)},s.prototype.neg=function(a){return a.isZero()?a.clone():this.m.sub(a)._forceRed(this)},s.prototype.add=function(a,b){this._verify2(a,b);var c=a.add(b);return c.cmp(this.m)>=0&&c.isub(this.m),c._forceRed(this)},s.prototype.iadd=function(a,b){this._verify2(a,b);var c=a.iadd(b);return c.cmp(this.m)>=0&&c.isub(this.m),c},s.prototype.sub=function(a,b){this._verify2(a,b);var c=a.sub(b);return c.cmpn(0)<0&&c.iadd(this.m),c._forceRed(this)},s.prototype.isub=function(a,b){this._verify2(a,b);var c=a.isub(b);return c.cmpn(0)<0&&c.iadd(this.m),c},s.prototype.shl=function(a,b){return this._verify1(a),this.imod(a.ushln(b))},s.prototype.imul=function(a,b){return this._verify2(a,b),this.imod(a.imul(b))},s.prototype.mul=function(a,b){return this._verify2(a,b),this.imod(a.mul(b))},s.prototype.isqr=function(a){return this.imul(a,a.clone())},s.prototype.sqr=function(a){return this.mul(a,a)},s.prototype.sqrt=function(a){if(a.isZero())return a.clone();var b=this.m.andln(3);if(d(b%2===1),3===b){var c=this.m.add(new f(1)).iushrn(2);return this.pow(a,c)}for(var e=this.m.subn(1),g=0;!e.isZero()&&0===e.andln(1);)g++,e.iushrn(1);d(!e.isZero());var h=new f(1).toRed(this),i=h.redNeg(),j=this.m.subn(1).iushrn(1),k=this.m.bitLength();for(k=new f(2*k*k).toRed(this);0!==this.pow(k,j).cmp(i);)k.redIAdd(i);for(var l=this.pow(k,e),m=this.pow(a,e.addn(1).iushrn(1)),n=this.pow(a,e),o=g;0!==n.cmp(h);){for(var p=n,q=0;0!==p.cmp(h);q++)p=p.redSqr();d(q<o);var r=this.pow(l,new f(1).iushln(o-q-1));m=m.redMul(r),l=r.redSqr(),n=n.redMul(l),o=q}return m},s.prototype.invm=function(a){var b=a._invmp(this.m);return 0!==b.negative?(b.negative=0,this.imod(b).redNeg()):this.imod(b)},s.prototype.pow=function(a,b){if(b.isZero())return new f(1).toRed(this);if(0===b.cmpn(1))return a.clone();var c=4,d=new Array(1<<c);d[0]=new f(1).toRed(this),d[1]=a;for(var e=2;e<d.length;e++)d[e]=this.mul(d[e-1],a);var g=d[0],h=0,i=0,j=b.bitLength()%26;for(0===j&&(j=26),e=b.length-1;e>=0;e--){for(var k=b.words[e],l=j-1;l>=0;l--){var m=k>>l&1;g!==d[0]&&(g=this.sqr(g)),0!==m||0!==h?(h<<=1,h|=m,i++,(i===c||0===e&&0===l)&&(g=this.mul(g,d[h]),i=0,h=0)):i=0}j=26}return g},s.prototype.convertTo=function(a){var b=a.umod(this.m);return b===a?b.clone():b},s.prototype.convertFrom=function(a){var b=a.clone();return b.red=null,b},f.mont=function(a){return new t(a)},e(t,s),t.prototype.convertTo=function(a){return this.imod(a.ushln(this.shift))},t.prototype.convertFrom=function(a){var b=this.imod(a.mul(this.rinv));return b.red=null,b},t.prototype.imul=function(a,b){if(a.isZero()||b.isZero())return a.words[0]=0,a.length=1,a;var c=a.imul(b),d=c.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),e=c.isub(d).iushrn(this.shift),f=e;return e.cmp(this.m)>=0?f=e.isub(this.m):e.cmpn(0)<0&&(f=e.iadd(this.m)),f._forceRed(this)},t.prototype.mul=function(a,b){if(a.isZero()||b.isZero())return new f(0)._forceRed(this);var c=a.mul(b),d=c.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),e=c.isub(d).iushrn(this.shift),g=e;return e.cmp(this.m)>=0?g=e.isub(this.m):e.cmpn(0)<0&&(g=e.iadd(this.m)),g._forceRed(this)},t.prototype.invm=function(a){var b=this.imod(a._invmp(this.m).mul(this.r2));return b._forceRed(this)}}("undefined"==typeof b||b,this)},{buffer:2}],2:[function(a,b,c){},{}],3:[function(a,b,c){"function"==typeof Object.create?b.exports=function(a,b){a.super_=b,a.prototype=Object.create(b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}})}:b.exports=function(a,b){a.super_=b;var c=function(){};c.prototype=b.prototype,a.prototype=new c,a.prototype.constructor=a}},{}],4:[function(a,b,c){(function(a,c){!function(){"use strict";function d(a,b,c){this.blocks=[],this.s=[],this.padding=b,this.outputBits=c,this.reset=!0,this.block=0,this.start=0,this.blockCount=1600-(a<<1)>>5,this.byteCount=this.blockCount<<2,this.outputBlocks=c>>5,this.extraBytes=(31&c)>>3;for(var d=0;d<50;++d)this.s[d]=0}var e="object"==typeof window?window:{},f=!e.JS_SHA3_NO_NODE_JS&&"object"==typeof a&&a.versions&&a.versions.node;f&&(e=c);for(var g=!e.JS_SHA3_NO_COMMON_JS&&"object"==typeof b&&b.exports,h="0123456789abcdef".split(""),i=[31,7936,2031616,520093696],j=[1,256,65536,16777216],k=[6,1536,393216,100663296],l=[0,8,16,24],m=[1,0,32898,0,32906,2147483648,2147516416,2147483648,32907,0,2147483649,0,2147516545,2147483648,32777,2147483648,138,0,136,0,2147516425,0,2147483658,0,2147516555,0,139,2147483648,32905,2147483648,32771,2147483648,32770,2147483648,128,2147483648,32778,0,2147483658,2147483648,2147516545,2147483648,32896,2147483648,2147483649,0,2147516424,2147483648],n=[224,256,384,512],o=[128,256],p=["hex","buffer","arrayBuffer","array"],q=function(a,b,c){return function(e){return new d(a,b,a).update(e)[c]()}},r=function(a,b,c){return function(e,f){return new d(a,b,f).update(e)[c]()}},s=function(a,b){var c=q(a,b,"hex");c.create=function(){return new d(a,b,a)},c.update=function(a){return c.create().update(a)};for(var e=0;e<p.length;++e){var f=p[e];c[f]=q(a,b,f)}return c},t=function(a,b){var c=r(a,b,"hex");c.create=function(c){return new d(a,b,c)},c.update=function(a,b){return c.create(b).update(a)};for(var e=0;e<p.length;++e){var f=p[e];c[f]=r(a,b,f)}return c},u=[{name:"keccak",padding:j,bits:n,createMethod:s},{name:"sha3",padding:k,bits:n,createMethod:s},{name:"shake",padding:i,bits:o,createMethod:t}],v={},w=[],x=0;x<u.length;++x)for(var y=u[x],z=y.bits,A=0;A<z.length;++A){var B=y.name+"_"+z[A];w.push(B),v[B]=y.createMethod(z[A],y.padding)}d.prototype.update=function(a){var b="string"!=typeof a;b&&a.constructor===ArrayBuffer&&(a=new Uint8Array(a));for(var c,d,e=a.length,f=this.blocks,g=this.byteCount,h=this.blockCount,i=0,j=this.s;i<e;){if(this.reset)for(this.reset=!1,f[0]=this.block,c=1;c<h+1;++c)f[c]=0;if(b)for(c=this.start;i<e&&c<g;++i)f[c>>2]|=a[i]<<l[3&c++];else for(c=this.start;i<e&&c<g;++i)d=a.charCodeAt(i),d<128?f[c>>2]|=d<<l[3&c++]:d<2048?(f[c>>2]|=(192|d>>6)<<l[3&c++],f[c>>2]|=(128|63&d)<<l[3&c++]):d<55296||d>=57344?(f[c>>2]|=(224|d>>12)<<l[3&c++],f[c>>2]|=(128|d>>6&63)<<l[3&c++],f[c>>2]|=(128|63&d)<<l[3&c++]):(d=65536+((1023&d)<<10|1023&a.charCodeAt(++i)),f[c>>2]|=(240|d>>18)<<l[3&c++],f[c>>2]|=(128|d>>12&63)<<l[3&c++],f[c>>2]|=(128|d>>6&63)<<l[3&c++],f[c>>2]|=(128|63&d)<<l[3&c++]);if(this.lastByteIndex=c,c>=g){for(this.start=c-g,this.block=f[h],c=0;c<h;++c)j[c]^=f[c];C(j),this.reset=!0}else this.start=c}return this},d.prototype.finalize=function(){var a=this.blocks,b=this.lastByteIndex,c=this.blockCount,d=this.s;if(a[b>>2]|=this.padding[3&b],this.lastByteIndex===this.byteCount)for(a[0]=a[c],b=1;b<c+1;++b)a[b]=0;for(a[c-1]|=2147483648,b=0;b<c;++b)d[b]^=a[b];C(d)},d.prototype.toString=d.prototype.hex=function(){this.finalize();for(var a,b=this.blockCount,c=this.s,d=this.outputBlocks,e=this.extraBytes,f=0,g=0,i="";g<d;){for(f=0;f<b&&g<d;++f,++g)a=c[f],i+=h[a>>4&15]+h[15&a]+h[a>>12&15]+h[a>>8&15]+h[a>>20&15]+h[a>>16&15]+h[a>>28&15]+h[a>>24&15];g%b===0&&(C(c),f=0)}return e&&(a=c[f],e>0&&(i+=h[a>>4&15]+h[15&a]),e>1&&(i+=h[a>>12&15]+h[a>>8&15]),e>2&&(i+=h[a>>20&15]+h[a>>16&15])),i},d.prototype.arrayBuffer=function(){this.finalize();var a,b=this.blockCount,c=this.s,d=this.outputBlocks,e=this.extraBytes,f=0,g=0,h=this.outputBits>>3;a=e?new ArrayBuffer(d+1<<2):new ArrayBuffer(h);for(var i=new Uint32Array(a);g<d;){for(f=0;f<b&&g<d;++f,++g)i[g]=c[f];g%b===0&&C(c)}return e&&(i[f]=c[f],a=a.slice(0,h)),a},d.prototype.buffer=d.prototype.arrayBuffer,d.prototype.digest=d.prototype.array=function(){this.finalize();for(var a,b,c=this.blockCount,d=this.s,e=this.outputBlocks,f=this.extraBytes,g=0,h=0,i=[];h<e;){for(g=0;g<c&&h<e;++g,++h)a=h<<2,b=d[g],i[a]=255&b,i[a+1]=b>>8&255,i[a+2]=b>>16&255,i[a+3]=b>>24&255;h%c===0&&C(d)}return f&&(a=h<<2,b=d[g],f>0&&(i[a]=255&b),f>1&&(i[a+1]=b>>8&255),f>2&&(i[a+2]=b>>16&255)),i};var C=function(a){var b,c,d,e,f,g,h,i,j,k,l,n,o,p,q,r,s,t,u,v,w,x,y,z,A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z,$,_,aa,ba,ca,da,ea,fa,ga,ha,ia,ja,ka;for(d=0;d<48;d+=2)e=a[0]^a[10]^a[20]^a[30]^a[40],f=a[1]^a[11]^a[21]^a[31]^a[41],g=a[2]^a[12]^a[22]^a[32]^a[42],h=a[3]^a[13]^a[23]^a[33]^a[43],i=a[4]^a[14]^a[24]^a[34]^a[44],j=a[5]^a[15]^a[25]^a[35]^a[45],k=a[6]^a[16]^a[26]^a[36]^a[46],l=a[7]^a[17]^a[27]^a[37]^a[47],n=a[8]^a[18]^a[28]^a[38]^a[48],o=a[9]^a[19]^a[29]^a[39]^a[49],b=n^(g<<1|h>>>31),c=o^(h<<1|g>>>31),a[0]^=b,a[1]^=c,a[10]^=b,a[11]^=c,a[20]^=b,a[21]^=c,a[30]^=b,a[31]^=c,a[40]^=b,a[41]^=c,b=e^(i<<1|j>>>31),c=f^(j<<1|i>>>31),a[2]^=b,a[3]^=c,a[12]^=b,a[13]^=c,a[22]^=b,a[23]^=c,a[32]^=b,a[33]^=c,a[42]^=b,a[43]^=c,b=g^(k<<1|l>>>31),c=h^(l<<1|k>>>31),a[4]^=b,a[5]^=c,a[14]^=b,a[15]^=c,a[24]^=b,a[25]^=c,a[34]^=b,a[35]^=c,a[44]^=b,a[45]^=c,b=i^(n<<1|o>>>31),c=j^(o<<1|n>>>31),a[6]^=b,a[7]^=c,a[16]^=b,a[17]^=c,a[26]^=b,a[27]^=c,a[36]^=b,a[37]^=c,a[46]^=b,a[47]^=c,b=k^(e<<1|f>>>31),c=l^(f<<1|e>>>31),a[8]^=b,a[9]^=c,a[18]^=b,a[19]^=c,a[28]^=b,a[29]^=c,a[38]^=b,a[39]^=c,a[48]^=b,a[49]^=c,p=a[0],q=a[1],V=a[11]<<4|a[10]>>>28,W=a[10]<<4|a[11]>>>28,D=a[20]<<3|a[21]>>>29,E=a[21]<<3|a[20]>>>29,ha=a[31]<<9|a[30]>>>23,ia=a[30]<<9|a[31]>>>23,R=a[40]<<18|a[41]>>>14,S=a[41]<<18|a[40]>>>14,J=a[2]<<1|a[3]>>>31,K=a[3]<<1|a[2]>>>31,r=a[13]<<12|a[12]>>>20,s=a[12]<<12|a[13]>>>20,X=a[22]<<10|a[23]>>>22,Y=a[23]<<10|a[22]>>>22,F=a[33]<<13|a[32]>>>19,G=a[32]<<13|a[33]>>>19,ja=a[42]<<2|a[43]>>>30,ka=a[43]<<2|a[42]>>>30,ba=a[5]<<30|a[4]>>>2,ca=a[4]<<30|a[5]>>>2,L=a[14]<<6|a[15]>>>26,M=a[15]<<6|a[14]>>>26,t=a[25]<<11|a[24]>>>21,u=a[24]<<11|a[25]>>>21,Z=a[34]<<15|a[35]>>>17,$=a[35]<<15|a[34]>>>17,H=a[45]<<29|a[44]>>>3,I=a[44]<<29|a[45]>>>3,z=a[6]<<28|a[7]>>>4,A=a[7]<<28|a[6]>>>4,da=a[17]<<23|a[16]>>>9,ea=a[16]<<23|a[17]>>>9,N=a[26]<<25|a[27]>>>7,O=a[27]<<25|a[26]>>>7,v=a[36]<<21|a[37]>>>11,w=a[37]<<21|a[36]>>>11,_=a[47]<<24|a[46]>>>8,aa=a[46]<<24|a[47]>>>8,T=a[8]<<27|a[9]>>>5,U=a[9]<<27|a[8]>>>5,B=a[18]<<20|a[19]>>>12,C=a[19]<<20|a[18]>>>12,fa=a[29]<<7|a[28]>>>25,ga=a[28]<<7|a[29]>>>25,P=a[38]<<8|a[39]>>>24,Q=a[39]<<8|a[38]>>>24,x=a[48]<<14|a[49]>>>18,y=a[49]<<14|a[48]>>>18,a[0]=p^~r&t,a[1]=q^~s&u,a[10]=z^~B&D,a[11]=A^~C&E,a[20]=J^~L&N,a[21]=K^~M&O,a[30]=T^~V&X,a[31]=U^~W&Y,a[40]=ba^~da&fa,a[41]=ca^~ea&ga,a[2]=r^~t&v,a[3]=s^~u&w,a[12]=B^~D&F,a[13]=C^~E&G,a[22]=L^~N&P,a[23]=M^~O&Q,a[32]=V^~X&Z,a[33]=W^~Y&$,a[42]=da^~fa&ha,a[43]=ea^~ga&ia,a[4]=t^~v&x,a[5]=u^~w&y,a[14]=D^~F&H,a[15]=E^~G&I,a[24]=N^~P&R,a[25]=O^~Q&S,a[34]=X^~Z&_,a[35]=Y^~$&aa,a[44]=fa^~ha&ja,a[45]=ga^~ia&ka,a[6]=v^~x&p,a[7]=w^~y&q,a[16]=F^~H&z,a[17]=G^~I&A,a[26]=P^~R&J,a[27]=Q^~S&K,a[36]=Z^~_&T,a[37]=$^~aa&U,a[46]=ha^~ja&ba,a[47]=ia^~ka&ca,a[8]=x^~p&r,a[9]=y^~q&s,a[18]=H^~z&B,a[19]=I^~A&C,a[28]=R^~J&L,a[29]=S^~K&M,a[38]=_^~T&V,a[39]=aa^~U&W,a[48]=ja^~ba&da,a[49]=ka^~ca&ea,a[0]^=m[d],a[1]^=m[d+1]};if(g)b.exports=v;else for(var x=0;x<w.length;++x)e[w[x]]=v[w[x]]}()}).call(this,a("_process"),"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{_process:5}],5:[function(a,b,c){b.exports=void 0},{}],6:[function(a,b,c){"use strict";try{b.exports.XMLHttpRequest=XMLHttpRequest}catch(d){console.log("Warning: XMLHttpRequest is not defined"),b.exports.XMLHttpRequest=null}},{}],7:[function(a,b,c){"use strict";function d(a){var b=[];for(var c in a)if(null!=a[c]){var d=j.hexlify(a[c]);({gasLimit:!0,gasPrice:!0,nonce:!0,value:!0})[c]&&(d=j.hexStripZeros(d)),b.push(c+"="+d)}return b.join("&")}function e(a,b){i.call(this,a);var c=null;switch(this.name){case"homestead":c="https://api.etherscan.io";break;case"ropsten":c="https://ropsten.etherscan.io";break;case"rinkeby":c="https://rinkeby.etherscan.io";break;case"kovan":c="https://kovan.etherscan.io";break;default:throw new Error("unsupported network")}j.defineProperty(this,"baseUrl",c),j.defineProperty(this,"apiKey",b||null)}function f(a){if(0==a.status&&"No records found"===a.message)return a.result;if(1!=a.status||"OK"!=a.message){var b=new Error("invalid response");throw b.result=JSON.stringify(a),b}return a.result}function g(a){if("2.0"!=a.jsonrpc){var b=new Error("invalid response");throw b.result=JSON.stringify(a),b}if(a.error){var b=new Error(a.error.message||"unknown error");throw a.error.code&&(b.code=a.error.code),a.error.data&&(b.data=a.error.data),b}return a.result}function h(a){if("pending"===a)throw new Error("pending not supported");return"latest"===a?a:parseInt(a.substring(2),16)}var i=a("./provider.js"),j=function(){var b=a("../utils/convert.js");return{defineProperty:a("../utils/properties.js").defineProperty,hexlify:b.hexlify,hexStripZeros:b.hexStripZeros}}();i.inherits(e),j.defineProperty(e.prototype,"_call",function(){}),j.defineProperty(e.prototype,"_callProxy",function(){}),j.defineProperty(e.prototype,"perform",function(a,b){b||(b={});var c=this.baseUrl,e="";switch(this.apiKey&&(e+="&apikey="+this.apiKey),a){case"getBlockNumber":return c+="/api?module=proxy&action=eth_blockNumber"+e,i.fetchJSON(c,null,g);case"getGasPrice":return c+="/api?module=proxy&action=eth_gasPrice"+e,i.fetchJSON(c,null,g);case"getBalance":return c+="/api?module=account&action=balance&address="+b.address,c+="&tag="+b.blockTag+e,i.fetchJSON(c,null,f);case"getTransactionCount":return c+="/api?module=proxy&action=eth_getTransactionCount&address="+b.address,c+="&tag="+b.blockTag+e,i.fetchJSON(c,null,g);case"getCode":return c+="/api?module=proxy&action=eth_getCode&address="+b.address,c+="&tag="+b.blockTag+e,i.fetchJSON(c,null,g);case"getStorageAt":return c+="/api?module=proxy&action=eth_getStorageAt&address="+b.address,c+="&position="+b.position,c+="&tag="+b.blockTag+e,i.fetchJSON(c,null,g);case"sendTransaction":return c+="/api?module=proxy&action=eth_sendRawTransaction&hex="+b.signedTransaction,c+=e,i.fetchJSON(c,null,g);case"getBlock":if(b.blockTag)return c+="/api?module=proxy&action=eth_getBlockByNumber&tag="+b.blockTag,c+="&boolean=false",c+=e,i.fetchJSON(c,null,g);throw new Error("getBlock by blockHash not implmeneted");case"getTransaction":return c+="/api?module=proxy&action=eth_getTransactionByHash&txhash="+b.transactionHash,c+=e,i.fetchJSON(c,null,g);case"getTransactionReceipt":return c+="/api?module=proxy&action=eth_getTransactionReceipt&txhash="+b.transactionHash,c+=e,i.fetchJSON(c,null,g);case"call":var j=d(b.transaction);return j&&(j="&"+j),c+="/api?module=proxy&action=eth_call"+j,c+=e,i.fetchJSON(c,null,g);case"estimateGas":var j=d(b.transaction);return j&&(j="&"+j),c+="/api?module=proxy&action=eth_estimateGas&"+j,c+=e,i.fetchJSON(c,null,g);case"getLogs":c+="/api?module=logs&action=getLogs";try{if(b.filter.fromBlock&&(c+="&fromBlock="+h(b.filter.fromBlock)),b.filter.toBlock&&(c+="&toBlock="+h(b.filter.toBlock)),b.filter.address&&(c+="&address="+b.filter.address),b.filter.topics&&b.filter.topics.length>0){if(b.filter.topics.length>1)throw new Error("unsupported topic format");var k=b.filter.topics[0];if("string"!=typeof k||66!==k.length)throw new Error("unsupported topic0 format");c+="&topic0="+k}}catch(l){return Promise.reject(l)}return c+=e,i.fetchJSON(c,null,f);case"getEtherPrice":return"homestead"!==this.name?Promise.resolve(0):(c+="/api?module=stats&action=ethprice",c+=e,i.fetchJSON(c,null,f).then(function(a){return parseFloat(a.ethusd)}))}return Promise.reject(new Error("not implemented - "+a))}),j.defineProperty(e.prototype,"getHistory",function(a,b,c){var d=this.baseUrl,e="";return this.apiKey&&(e+="&apikey="+this.apiKey),null==b&&(b=0),null==c&&(c=99999999),this.resolveName(a).then(function(a){return d+="/api?module=account&action=txlist&address="+a,d+="&fromBlock="+b,d+="&endBlock="+c,d+="&sort=asc",i.fetchJSON(d,null,f).then(function(a){var b=[];return a.forEach(function(a){["contractAddress","to"].forEach(function(b){""==a[b]&&delete a[b]}),null==a.creates&&null!=a.contractAddress&&(a.creates=a.contractAddress),b.push(i._formatters.checkTransactionResponse(a))}),b})})}),b.exports=e},{"../utils/convert.js":18,"../utils/properties.js":21,"./provider.js":13}],8:[function(a,b,c){"use strict";function d(a){if(0===a.length)throw new Error("no providers");var b={};if(["chainId","ensAddress","name","testnet"].forEach(function(c){for(var d=1;d<a.length;d++)if(a[0][c]!==a[d][c])throw new Error("incompatible providers - "+c+" mismatch");b[c]=a[0][c]}),!(this instanceof d))throw new Error("missing new");f.call(this,b),a=a.slice(0),Object.defineProperty(this,"providers",{get:function(){return a.slice(0)}})}var e=a("inherits"),f=a("./provider.js"),g=function(){return{defineProperty:a("../utils/properties.js").defineProperty}}();e(d,f),g.defineProperty(d.prototype,"perform",function(a,b){var c=this.providers;return new Promise(function(d,e){function f(){if(!c.length)return void e(g);var h=c.shift();h.perform(a,b).then(function(a){d(a)},function(a){g||(g=a),f()})}var g=null;f()})}),b.exports=d},{"../utils/properties.js":21,"./provider.js":13,inherits:3}],9:[function(a,b,c){"use strict";function d(a){return new g([new h(a),new f(a)])}var e=a("./provider.js"),f=a("./etherscan-provider.js"),g=a("./fallback-provider.js"),h=a("./infura-provider.js"),i=a("./json-rpc-provider.js"),j=a("./web3-provider.js");b.exports={EtherscanProvider:f,FallbackProvider:g,InfuraProvider:h,JsonRpcProvider:i,Web3Provider:j,isProvider:e.isProvider,networks:e.networks,getDefaultProvider:d,Provider:e}},{"./etherscan-provider.js":7,"./fallback-provider.js":8,"./infura-provider.js":10,"./json-rpc-provider.js":11,"./provider.js":13,"./web3-provider.js":14}],10:[function(a,b,c){"use strict";function d(a,b){if(!(this instanceof d))throw new Error("missing new");a=e.getNetwork(a);var c=null;switch(a.name){case"homestead":c="mainnet.infura.io";break;case"ropsten":c="ropsten.infura.io";break;case"rinkeby":c="rinkeby.infura.io";break;case"kovan":c="kovan.infura.io";break;default:throw new Error("unsupported network")}var h="https://"+c+"/"+(b||"");f.call(this,h,a),g.defineProperty(this,"apiAccessToken",b||null)}var e=a("./provider"),f=a("./json-rpc-provider"),g=function(){return{defineProperty:a("../utils/properties.js").defineProperty}}();f.inherits(d),g.defineProperty(d.prototype,"_startPending",function(){console.log("WARNING: INFURA does not support pending filters")}),g.defineProperty(d.prototype,"_stopPending",function(){}),b.exports=d},{"../utils/properties.js":21,"./json-rpc-provider":11,"./provider":13}],11:[function(a,b,c){"use strict";function d(a){return new Promise(function(b){setTimeout(function(){b()},a)})}function e(a){if(a.error){var b=new Error(a.error.message);throw b.code=a.error.code,b.data=a.error.data,b}return a.result}function f(a){var b={};for(var c in a)b[c]=i.hexlify(a[c]);return["gasLimit","gasPrice","nonce","value"].forEach(function(a){b[a]&&(b[a]=i.hexStripZeros(b[a]))}),null!=b.gasLimit&&null==b.gas&&(b.gas=b.gasLimit,delete b.gasLimit),b}function g(a,b){if(!(this instanceof g))throw new Error("missing new");if(1==arguments.lengt)if("string"==typeof a)try{b=h.getNetwork(a),a=null}catch(c){}else b=a,a=null;h.call(this,b),a||(a="http://localhost:8545"),i.defineProperty(this,"url",a)}var h=a("./provider.js"),i=function(){var b=a("../utils/convert");return{defineProperty:a("../utils/properties").defineProperty,hexlify:b.hexlify,isHexString:b.isHexString,hexStripZeros:b.hexStripZeros}}();h.inherits(g),i.defineProperty(g.prototype,"send",function(a,b){var c={method:a,params:b,id:42,jsonrpc:"2.0"};return h.fetchJSON(this.url,JSON.stringify(c),e)}),i.defineProperty(g.prototype,"perform",function(a,b){switch(a){case"getBlockNumber":return this.send("eth_blockNumber",[]);case"getGasPrice":return this.send("eth_gasPrice",[]);case"getBalance":return this.send("eth_getBalance",[b.address,b.blockTag]);case"getTransactionCount":return this.send("eth_getTransactionCount",[b.address,b.blockTag]);case"getCode":return this.send("eth_getCode",[b.address,b.blockTag]);case"getStorageAt":return this.send("eth_getStorageAt",[b.address,b.position,b.blockTag]);case"sendTransaction":return this.send("eth_sendRawTransaction",[b.signedTransaction]);case"getBlock":return b.blockTag?this.send("eth_getBlockByNumber",[b.blockTag,!1]):b.blockHash?this.send("eth_getBlockByHash",[b.blockHash,!1]):Promise.reject(new Error("invalid block tag or block hash"));case"getTransaction":return this.send("eth_getTransactionByHash",[b.transactionHash]);case"getTransactionReceipt":return this.send("eth_getTransactionReceipt",[b.transactionHash]);case"call":return this.send("eth_call",[f(b.transaction),"latest"]);case"estimateGas":return this.send("eth_estimateGas",[f(b.transaction)]);case"getLogs":return this.send("eth_getLogs",[b.filter])}return Promise.reject(new Error("not implemented - "+a))}),i.defineProperty(g.prototype,"_startPending",function(){if(null==this._pendingFilter){var a=this,b=this.send("eth_newPendingTransactionFilter",[]);this._pendingFilter=b,b.then(function(c){function e(){a.send("eth_getFilterChanges",[c]).then(function(c){if(a._pendingFilter==b){var e=Promise.resolve();return c.forEach(function(b){e=e.then(function(){return a.getTransaction(b).then(function(b){a.emit("pending",b)})})}),e.then(function(){return d(1e3)})}}).then(function(){return a._pendingFilter!=b?void a.send("eth_uninstallFilter",[filterIf]):void setTimeout(function(){e()},0)})}return e(),c})}}),i.defineProperty(g.prototype,"_stopPending",function(){this._pendingFilter=null}),i.defineProperty(g,"_hexlifyTransaction",function(a){return f(a)}),b.exports=g},{"../utils/convert":18,"../utils/properties":21,"./provider.js":13}],12:[function(a,b,c){b.exports={unspecified:{chainId:0,name:"unspecified"},homestead:{chainId:1,ensAddress:"0x314159265dd8dbb310642f98f50c066173c1259b",name:"homestead"},mainnet:{chainId:1,ensAddress:"0x314159265dd8dbb310642f98f50c066173c1259b",name:"homestead"},morden:{chainId:2,name:"morden"},ropsten:{chainId:3,ensAddress:"0x112234455c3a32fd11230c42e7bccd4a84e02010",name:"ropsten"},testnet:{chainId:3,ensAddress:"0x112234455c3a32fd11230c42e7bccd4a84e02010",name:"ropsten"},rinkeby:{chainId:4,name:"rinkeby"},kovan:{chainId:42,name:"kovan"},classic:{chainId:61,name:"classic"}}},{}],13:[function(a,b,c){"use strict";function d(a){var b={};for(var c in a)b[c]=a[c];return b}function e(a,b){var c={};for(var d in a)try{var e=a[d](b[d]);void 0!==e&&(c[d]=e)}catch(f){throw f.checkKey=d,f.checkValue=b[d],f}return c}function f(a,b){return function(c){return null==c?b:a(c)}}function g(a,b){return function(c){return c?a(c):b}}function h(a){return function(b){if(!Array.isArray(b))throw new Error("not an array");var c=[];return b.forEach(function(b){c.push(a(b))}),c}}function i(a){if(!D.isHexString(a)||66!==a.length)throw new Error("invalid hash - "+a);return a}function j(a){return D.bigNumberify(a).toNumber()}function k(a){if("boolean"==typeof a)return a;if("string"==typeof a){if("true"===a)return!0;if("false"===a)return!1}throw new Error("invaid boolean - "+a)}function l(a){if(!D.isHexString(a))throw new Error("invalid uint256");for(;a.length<66;)a="0x0"+a.substring(2);return a}function m(a){if(null==a)return"latest";if("earliest"===a)return"0x0";if("latest"===a||"pending"===a)return a;if("number"==typeof a)return D.hexStripZeros(D.hexlify(a));if(D.isHexString(a))return D.hexStripZeros(a);throw new Error("invalid blockTag")}function n(a){return null!=a.author&&null==a.miner&&(a.miner=a.author),e(E,a)}function 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+!a.raw&&a.v&&a.r&&a.s){var b=[D.stripZeros(D.hexlify(a.nonce)),D.stripZeros(D.hexlify(a.gasPrice)),D.stripZeros(D.hexlify(a.gasLimit)),a.to||"0x",D.stripZeros(D.hexlify(a.value||"0x")),D.hexlify(a.data||"0x"),D.stripZeros(D.hexlify(a.v||"0x")),D.stripZeros(D.hexlify(a.r)),D.stripZeros(D.hexlify(a.s))];a.raw=D.RLP.encode(b)}var c=e(F,a),d=a.networkId;return D.isHexString(d)&&(d=D.bigNumberify(d).toNumber()),"number"!=typeof d&&null!=c.v&&(d=(c.v-35)/2,d<0&&(d=0),d=parseInt(d)),"number"!=typeof d&&(d=0),c.networkId=d,c.blockHash&&"x"===c.blockHash.replace(/0/g,"")&&(c.blockHash=null),c}function p(a){return e(G,a)}function q(a){return e(H,a)}function r(a){var b=(a.status,a.root,e(I,a));return b.logs.forEach(function(a,b){null==a.transactionLogIndex&&(a.transactionLogIndex=b)}),null!=a.status&&(b.byzantium=!0),b}function s(a){return Array.isArray(a)?a.forEach(function(a){s(a)}):null!=a&&i(a),a}function t(a){return e(J,a)}function u(a){return e(K,a)}function v(a){function b(){e.getBlockNumber().then(function(a){if(a!==f){null===f&&(f=a-1);for(var b=f+1;b<=a;b++)e.emit("block",b);var c={};Object.keys(d).forEach(function(b){var d=z(b);"transaction"===d.type?e.getTransaction(d.hash).then(function(a){a&&a.blockNumber&&e.emit(d.hash,a)}):"address"===d.type?(g[d.address]&&(c[d.address]=g[d.address]),e.getBalance(d.address,"latest").then(function(a){var b=g[d.address];b&&a.eq(b)||(g[d.address]=a,e.emit(d.address,a))})):"topic"===d.type&&e.getLogs({fromBlock:f+1,toBlock:a,topics:d.topic}).then(function(a){0!==a.length&&a.forEach(function(a){e.emit(d.topic,a)})})}),f=a,g=c}}),e.doPoll()}if(!(this instanceof v))throw new Error("missing new");a=v.getNetwork(a);var c=null;a.ensAddress&&(c=D.getAddress(a.ensAddress)),D.defineProperty(this,"chainId",a.chainId),D.defineProperty(this,"ensAddress",c),D.defineProperty(this,"name",a.name);var d={};D.defineProperty(this,"_events",d);var e=this,f=null,g={};D.defineProperty(this,"resetEventsBlock",function(a){f=a,e.doPoll()});var h=null;Object.defineProperty(this,"polling",{get:function(){return null!=h},set:function(a){setTimeout(function(){a&&!h?h=setInterval(b,4e3):!a&&h&&(clearInterval(h),h=null)},0)}})}function w(a){return function(b){A(b,a),D.defineProperty(b,"inherits",w(b))}}function x(a,b){if(Array.isArray(a)){var c=[];return a.forEach(function(a){c.push(x(a,b))}),c}return b(a)}function y(a){try{return"address:"+D.getAddress(a)}catch(b){}if("block"===a)return"block";if("pending"===a)return"pending";if(D.isHexString(a)){if(66===a.length)return"tx:"+a}else if(Array.isArray(a)){a=x(a,function(a){return null==a&&(a="0x"),a});try{return"topic:"+D.RLP.encode(a)}catch(b){console.log(b)}}throw new Error("invalid event - "+a)}function 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b=a("../utils/convert");return{defineProperty:a("../utils/properties").defineProperty,getAddress:a("../utils/address").getAddress,getContractAddress:a("../utils/contract-address").getContractAddress,bigNumberify:a("../utils/bignumber").bigNumberify,arrayify:b.arrayify,hexlify:b.hexlify,isHexString:b.isHexString,concat:b.concat,hexStripZeros:b.hexStripZeros,stripZeros:b.stripZeros,namehash:a("../utils/namehash"),toUtf8String:a("../utils/utf8").toUtf8String,RLP:a("../utils/rlp")}}(),E={hash:i,parentHash:i,number:j,timestamp:j,nonce:f(D.hexlify),difficulty:f(j),gasLimit:D.bigNumberify,gasUsed:D.bigNumberify,miner:D.getAddress,extraData:D.hexlify,transactions:f(h(i))},F={hash:i,blockHash:f(i,null),blockNumber:f(j,null),transactionIndex:f(j,null),from:D.getAddress,gasPrice:D.bigNumberify,gasLimit:D.bigNumberify,to:f(D.getAddress,null),value:D.bigNumberify,nonce:j,data:D.hexlify,r:f(l),s:f(l),v:f(j),creates:f(D.getAddress,null),raw:f(D.hexlify)},G={from:f(D.getAddress),nonce:f(j),gasLimit:f(D.bigNumberify),gasPrice:f(D.bigNumberify),to:f(D.getAddress),value:f(D.bigNumberify),data:f(D.hexlify)},H={transactionLogIndex:f(j),transactionIndex:j,blockNumber:j,transactionHash:i,address:D.getAddress,topics:h(i),data:D.hexlify,logIndex:j,blockHash:i},I={contractAddress:f(D.getAddress,null),transactionIndex:j,root:f(i),gasUsed:D.bigNumberify,logsBloom:D.hexlify,blockHash:i,transactionHash:i,logs:h(q),blockNumber:j,cumulativeGasUsed:D.bigNumberify,status:f(j)},J={fromBlock:f(m,void 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c=this;return this.resolveName(a).then(function(a){var d={address:a,blockTag:m(b)};return c.perform("getBalance",d).then(function(a){return D.bigNumberify(a)})})}),D.defineProperty(v.prototype,"getTransactionCount",function(a,b){var c=this;return this.resolveName(a).then(function(a){var d={address:a,blockTag:m(b)};return c.perform("getTransactionCount",d).then(function(a){var b=parseInt(a);if(b!=a)throw new Error("invalid response - getTransactionCount");return b})})}),D.defineProperty(v.prototype,"getCode",function(a,b){var c=this;return this.resolveName(a).then(function(a){var d={address:a,blockTag:m(b)};return c.perform("getCode",d).then(function(a){return D.hexlify(a)})})}),D.defineProperty(v.prototype,"getStorageAt",function(a,b,c){var d=this;return this.resolveName(a).then(function(a){var e={address:a,blockTag:m(c),position:D.hexStripZeros(D.hexlify(b))};return d.perform("getStorageAt",e).then(function(a){return D.hexlify(a)})})}),D.defineProperty(v.prototype,"sendTransaction",function(a){try{var b={signedTransaction:D.hexlify(a)};return this.perform("sendTransaction",b).then(function(a){if(a=D.hexlify(a),66!==a.length)throw new Error("invalid response - sendTransaction");return a})}catch(c){return Promise.reject(c)}}),D.defineProperty(v.prototype,"call",function(a){var b=this;return this._resolveNames(a,["to","from"]).then(function(a){var c={transaction:p(a)};return b.perform("call",c).then(function(a){return D.hexlify(a)})})}),D.defineProperty(v.prototype,"estimateGas",function(a){var b=this;return this._resolveNames(a,["to","from"]).then(function(a){var c={transaction:p(a)};return b.perform("estimateGas",c).then(function(a){return D.bigNumberify(a)})})}),D.defineProperty(v.prototype,"getBlock",function(a){try{var b=D.hexlify(a);if(66===b.length)return this.perform("getBlock",{blockHash:b}).then(function(a){return null==a?null:n(a)})}catch(c){console.log("DEBUG",c)}try{var d=m(a);return this.perform("getBlock",{blockTag:d}).then(function(a){return null==a?null:n(a)})}catch(c){console.log("DEBUG",c)}return Promise.reject(new Error("invalid block hash or block tag"))}),D.defineProperty(v.prototype,"getTransaction",function(a){try{var b={transactionHash:i(a)};return this.perform("getTransaction",b).then(function(a){return null!=a&&(a=o(a)),a})}catch(c){return Promise.reject(c)}}),D.defineProperty(v.prototype,"getTransactionReceipt",function(a){try{var b={transactionHash:i(a)};return this.perform("getTransactionReceipt",b).then(function(a){return null!=a&&(a=r(a)),a})}catch(c){return Promise.reject(c)}}),D.defineProperty(v.prototype,"getLogs",function(a){var b=this;return this._resolveNames(a,["address"]).then(function(a){var c={filter:t(a)};return b.perform("getLogs",c).then(function(a){return h(u)(a)})})}),D.defineProperty(v.prototype,"getEtherPrice",function(){try{return this.perform("getEtherPrice",{}).then(function(a){return a})}catch(a){return 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b=D.getAddress("0x"+a.substring(26));return"0x0000000000000000000000000000000000000000"===b?null:b})}),D.defineProperty(v.prototype,"lookupAddress",function(a){if(!this.ensAddress)throw new Error("network does not have ENS deployed");a=D.getAddress(a);var b=a.substring(2)+".addr.reverse",c=D.namehash(b),d=this;return this._getResolver(b).then(function(a){if(!a)return null;var b="0x691f3431"+c.substring(2),e={to:a,data:b};return d.call(e)}).then(function(b){if(b=b.substring(2),b.length<64)return null;if(b=b.substring(64),b.length<64)return null;var c=D.bigNumberify("0x"+b.substring(0,64)).toNumber();if(b=b.substring(64),2*c>b.length)return null;var e=D.toUtf8String("0x"+b.substring(0,2*c));return d.resolveName(e).then(function(b){return b!=a?null:e})})}),D.defineProperty(v.prototype,"doPoll",function(){}),D.defineProperty(v.prototype,"perform",function(a,b){return Promise.reject(new Error("not implemented - 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e=0;e<d.length;e++)if(d[e].listener===b){d.splice(e,1);break}0===d.length&&this.removeAllListeners(a)}),D.defineProperty(v,"_formatters",{checkTransactionResponse:o}),b.exports=v},{"../utils/address":15,"../utils/bignumber":16,"../utils/contract-address":17,"../utils/convert":18,"../utils/namehash":20,"../utils/properties":21,"../utils/rlp":22,"../utils/utf8":24,"./networks.json":12,inherits:3,xmlhttprequest:6}],14:[function(a,b,c){"use strict";function d(a,b){if(!(this instanceof d))throw new Error("missing new");g.defineProperty(this,"provider",a),b?(g.defineProperty(this,"address",b),g.defineProperty(this,"_syncAddress",!0)):(Object.defineProperty(this,"address",{enumerable:!0,get:function(){throw new Error("unsupported sync operation; use getAddress")}}),g.defineProperty(this,"_syncAddress",!1))}function e(a,b){if(!(this instanceof e))throw new Error("missing new");var c=a.host||a.path||"unknown";f.call(this,c,b),g.defineProperty(this,"_web3Provider",a)}var f=(a("./provider"),a("./json-rpc-provider")),g=function(){return{defineProperty:a("../utils/properties").defineProperty,getAddress:a("../utils/address").getAddress,toUtf8Bytes:a("../utils/utf8").toUtf8Bytes,hexlify:a("../utils/convert").hexlify}}();g.defineProperty(d.prototype,"getAddress",function(){return this._syncAddress?Promise.resolve(this.address):this.provider.send("eth_accounts",[]).then(function(a){if(0===a.length)throw new Error("no account");return g.getAddress(a[0])})}),g.defineProperty(d.prototype,"getBalance",function(a){var b=this.provider;return this.getAddress().then(function(c){return b.getBalance(c,a)})}),g.defineProperty(d.prototype,"getTransactionCount",function(a){var b=this.provider;return this.getAddress().then(function(c){return b.getTransactionCount(c,a)})}),g.defineProperty(d.prototype,"sendTransaction",function(a){var b=this.provider;return a=f._hexlifyTransaction(a),this.getAddress().then(function(c){return a.from=c.toLowerCase(),b.send("eth_sendTransaction",[a]).then(function(a){return new Promise(function(c,d){function e(){b.getTransaction(a).then(function(a){return a?void c(a):void setTimeout(e,1e3)})}e()})})})}),g.defineProperty(d.prototype,"signMessage",function(a){var b=this.provider,c="string"==typeof a?g.toUtf8Bytes(a):a;return this.getAddress().then(function(a){var d="eth_sign",e=[a.toLowerCase(),g.hexlify(c)];return b._web3Provider.isMetaMask&&(d="personal_sign",e=[g.hexlify(c),a.toLowerCase()]),b.send(d,e)})}),g.defineProperty(d.prototype,"unlock",function(a){var b=this.provider;return this.getAddress().then(function(c){return b.send("personal_unlockAccount",[c.toLowerCase(),a,null])})}),f.inherits(e),g.defineProperty(e.prototype,"getSigner",function(a){return new d(this,a)}),g.defineProperty(e.prototype,"listAccounts",function(){return this.send("eth_accounts",[]).then(function(a){return a.forEach(function(b,c){a[c]=g.getAddress(b)}),a})}),g.defineProperty(e.prototype,"send",function(a,b){var c=this._web3Provider;return new Promise(function(d,e){var f={method:a,params:b,id:42,jsonrpc:"2.0"};c.sendAsync(f,function(a,b){if(a)return void e(a);if(b.error){var a=new Error(b.error.message);return a.code=b.error.code,a.data=b.error.data,void e(a)}d(b.result)})})}),b.exports=e},{"../utils/address":15,"../utils/convert":18,"../utils/properties":21,"../utils/utf8":24,"./json-rpc-provider":11,"./provider":13}],15:[function(a,b,c){function d(a){"string"==typeof a&&a.match(/^0x[0-9A-Fa-f]{40}$/)||i("invalid address",{input:a}),a=a.toLowerCase();for(var b=a.substring(2).split(""),c=0;c<b.length;c++)b[c]=b[c].charCodeAt(0);b=h.arrayify(j(b)),a=a.substring(2).split("");for(var c=0;c<40;c+=2)b[c>>1]>>4>=8&&(a[c]=a[c].toUpperCase()),(15&b[c>>1])>=8&&(a[c+1]=a[c+1].toUpperCase());return"0x"+a.join("")}function e(a){return Math.log10?Math.log10(a):Math.log(a)/Math.LN10}function f(a,b){var c=null;if("string"!=typeof a&&i("invalid address",{input:a}),a.match(/^(0x)?[0-9a-fA-F]{40}$/))"0x"!==a.substring(0,2)&&(a="0x"+a),c=d(a),a.match(/([A-F].*[a-f])|([a-f].*[A-F])/)&&c!==a&&i("invalid address checksum",{input:a,expected:c});else if(a.match(/^XE[0-9]{2}[0-9A-Za-z]{30,31}$/)){for(a.substring(2,4)!==l(a)&&i("invalid address icap checksum",{input:a}),c=new g(a.substring(4),36).toString(16);c.length<40;)c="0"+c;c=d("0x"+c)}else i("invalid address",{input:a});if(b){for(var e=new g(c.substring(2),16).toString(36).toUpperCase();e.length<30;)e="0"+e;return"XE"+l("XE00"+e)+e}return c}var g=a("bn.js"),h=a("./convert"),i=a("./throw-error"),j=a("./keccak256"),k=9007199254740991,l=function(){for(var a={},b=0;b<10;b++)a[String(b)]=String(b);for(var b=0;b<26;b++)a[String.fromCharCode(65+b)]=String(10+b);var c=Math.floor(e(k));return function(b){b=b.toUpperCase(),b=b.substring(4)+b.substring(0,2)+"00";for(var d=b.split(""),e=0;e<d.length;e++)d[e]=a[d[e]];for(d=d.join("");d.length>=c;){var f=d.substring(0,c);d=parseInt(f,10)%97+d.substring(f.length)}for(var g=String(98-parseInt(d,10)%97);g.length<2;)g="0"+g;return g}}();b.exports={getAddress:f}},{"./convert":18,"./keccak256":19,"./throw-error":23,"bn.js":1}],16:[function(a,b,c){function d(a){if(!(this instanceof d))throw new Error("missing new");i.isHexString(a)?("0x"==a&&(a="0x0"),a=new g(a.substring(2),16)):"string"==typeof a&&"-"===a[0]&&i.isHexString(a.substring(1))?a=new g(a.substring(3),16).mul(d.constantNegativeOne._bn):"string"==typeof a&&a.match(/^-?[0-9]*$/)?(""==a&&(a="0"),a=new g(a)):"number"==typeof a&&parseInt(a)==a?a=new g(a):g.isBN(a)||(e(a)?a=a._bn:i.isArrayish(a)?a=new g(i.hexlify(a).substring(2),16):j("invalid BigNumber value",{input:a})),h(this,"_bn",a)}function e(a){return a._bn&&a._bn.mod}function f(a){return e(a)?a:new d(a)}var g=a("bn.js"),h=a("./properties").defineProperty,i=a("./convert"),j=a("./throw-error");h(d,"constantNegativeOne",f(-1)),h(d,"constantZero",f(0)),h(d,"constantOne",f(1)),h(d,"constantTwo",f(2)),h(d,"constantWeiPerEther",f(new g("1000000000000000000"))),h(d.prototype,"fromTwos",function(a){return new d(this._bn.fromTwos(a))}),h(d.prototype,"toTwos",function(a){return new d(this._bn.toTwos(a))}),h(d.prototype,"add",function(a){return new d(this._bn.add(f(a)._bn))}),h(d.prototype,"sub",function(a){return new d(this._bn.sub(f(a)._bn))}),h(d.prototype,"div",function(a){return new d(this._bn.div(f(a)._bn))}),h(d.prototype,"mul",function(a){return new d(this._bn.mul(f(a)._bn))}),h(d.prototype,"mod",function(a){return new d(this._bn.mod(f(a)._bn))}),h(d.prototype,"pow",function(a){return new d(this._bn.pow(f(a)._bn))}),h(d.prototype,"maskn",function(a){return new d(this._bn.maskn(a))}),h(d.prototype,"eq",function(a){return this._bn.eq(f(a)._bn)}),h(d.prototype,"lt",function(a){return this._bn.lt(f(a)._bn)}),h(d.prototype,"lte",function(a){return this._bn.lte(f(a)._bn)}),h(d.prototype,"gt",function(a){return this._bn.gt(f(a)._bn)}),h(d.prototype,"gte",function(a){return this._bn.gte(f(a)._bn)}),h(d.prototype,"isZero",function(){return this._bn.isZero()}),h(d.prototype,"toNumber",function(a){return this._bn.toNumber()}),h(d.prototype,"toString",function(){return this._bn.toString(10)}),h(d.prototype,"toHexString",function(){var a=this._bn.toString(16);return a.length%2&&(a="0"+a),"0x"+a}),b.exports={isBigNumber:e,bigNumberify:f,BigNumber:d}},{"./convert":18,"./properties":21,"./throw-error":23,"bn.js":1}],17:[function(a,b,c){function d(a){if(!a.from)throw new Error("missing from address");var b=a.nonce;return e("0x"+g(h.encode([e(a.from),f.stripZeros(f.hexlify(b,"nonce"))])).substring(26))}var e=a("./address").getAddress,f=a("./convert"),g=a("./keccak256"),h=a("./rlp");b.exports={getContractAddress:d}},{"./address":15,"./convert":18,"./keccak256":19,"./rlp":22}],18:[function(a,b,c){function d(a){return a.slice?a:(a.slice=function(){var b=Array.prototype.slice.call(arguments);return new Uint8Array(Array.prototype.slice.apply(a,b))},a)}function e(a){if(!a||parseInt(a.length)!=a.length||"string"==typeof a)return!1;for(var b=0;b<a.length;b++){var c=a[b];if(c<0||c>=256||parseInt(c)!=c)return!1}return!0}function f(a,b){if(a&&a.toHexString&&(a=a.toHexString()),j(a)){a=a.substring(2),a.length%2&&(a="0"+a);for(var c=[],f=0;f<a.length;f+=2)c.push(parseInt(a.substr(f,2),16));return d(new Uint8Array(c))}return e(a)?d(new Uint8Array(a)):void n("invalid arrayify value",{name:b,input:a})}function g(a){for(var b=[],c=0,e=0;e<a.length;e++){var g=f(a[e]);b.push(g),c+=g.length}for(var h=new Uint8Array(c),i=0,e=0;e<b.length;e++)h.set(b[e],i),i+=b[e].length;return d(h)}function h(a){if(a=f(a),0===a.length)return a;for(var b=0;0===a[b];)b++;return b&&(a=a.slice(b)),a}function i(a,b){if(a=f(a),b<a.length)throw new Error("cannot pad");var c=new Uint8Array(b);return c.set(a,b-a.length),d(c)}function j(a,b){return!("string"!=typeof a||!a.match(/^0x[0-9A-Fa-f]*$/))&&(!b||a.length===2+2*b)}function k(a,b){if(a&&a.toHexString)return a.toHexString();if("number"==typeof a){a<0&&n("cannot hexlify negative value",{name:b,input:a});for(var c="";a;)c=o[15&a]+c,a=parseInt(a/16);return c.length?(c.length%2&&(c="0"+c),"0x"+c):"0x00"}if(j(a))return a.length%2&&(a="0x0"+a.substring(2)),a;if(e(a)){for(var d=[],f=0;f<a.length;f++){var g=a[f];d.push(o[(240&g)>>4]+o[15&g])}return"0x"+d.join("")}n("invalid hexlify value",{name:b,input:a})}function l(a){for(;a.length>3&&"0x0"===a.substring(0,3);)a="0x"+a.substring(3);return a}function m(a,b){for(;a.length<2*b+2;)a="0x0"+a.substring(2);return a}var n=(a("./properties.js").defineProperty,a("./throw-error")),o="0123456789abcdef";b.exports={arrayify:f,isArrayish:e,concat:g,padZeros:i,stripZeros:h,hexlify:k,isHexString:j,hexStripZeros:l,hexZeroPad:m}},{"./properties.js":21,"./throw-error":23}],19:[function(a,b,c){"use strict";function d(a){return a=f.arrayify(a),"0x"+e.keccak_256(a)}var e=a("js-sha3"),f=a("./convert.js");b.exports=d},{"./convert.js":18,"js-sha3":4}],20:[function(a,b,c){"use strict";function d(a,b){if(a=a.toLowerCase(),!a.match(j))throw new Error("contains invalid UseSTD3ASCIIRules characters");for(var c=h,d=0;a.length&&(!b||d<b);){var k=a.match(i),l=f.toUtf8Bytes(k[3]);c=g(e.concat([c,g(l)])),a=k[2]||"",d++}return e.hexlify(c)}var e=a("./convert"),f=a("./utf8"),g=a("./keccak256"),h=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],i=new RegExp("^((.*)\\.)?([^.]+)$"),j=new RegExp("^[a-z0-9.-]*$");b.exports=d},{"./convert":18,"./keccak256":19,"./utf8":24}],21:[function(a,b,c){"use strict";function d(a,b,c){Object.defineProperty(a,b,{enumerable:!0,value:c,writable:!1})}function e(a,b,c){var d=JSON.stringify(c);Object.defineProperty(a,b,{enumerable:!0,get:function(){return JSON.parse(d)}})}b.exports={defineFrozen:e,defineProperty:d}},{}],22:[function(a,b,c){function d(a){for(var b=[];a;)b.unshift(255&a),a>>=8;return b}function e(a,b,c){for(var d=0,e=0;e<c;e++)d=256*d+a[b+e];return d}function f(a){if(Array.isArray(a)){var b=[];if(a.forEach(function(a){b=b.concat(f(a))}),b.length<=55)return b.unshift(192+b.length),b;var c=d(b.length);return c.unshift(247+c.length),c.concat(b)}if(a=[].slice.call(k.arrayify(a)),1===a.length&&a[0]<=127)return a;if(a.length<=55)return a.unshift(128+a.length),a;var c=d(a.length);return c.unshift(183+c.length),c.concat(a)}function g(a){return k.hexlify(f(a))}function h(a,b,c,d){for(var e=[];c<b+1+d;){var f=i(a,c);if(e.push(f.result),c+=f.consumed,c>b+1+d)throw new Error("invalid rlp")}return{consumed:1+d,result:e}}function i(a,b){if(0===a.length)throw new Error("invalid rlp data");if(a[b]>=248){var c=a[b]-247;if(b+1+c>a.length)throw new Error("too short");var d=e(a,b+1,c);if(b+1+c+d>a.length)throw new Error("to short");return h(a,b,b+1+c,c+d)}if(a[b]>=192){var d=a[b]-192;if(b+1+d>a.length)throw new Error("invalid rlp data");return h(a,b,b+1,d)}if(a[b]>=184){var c=a[b]-183;if(b+1+c>a.length)throw new Error("invalid rlp data");var d=e(a,b+1,c);if(b+1+c+d>a.length)throw new Error("invalid rlp data");var f=k.hexlify(a.slice(b+1+c,b+1+c+d));return{consumed:1+c+d,result:f}}if(a[b]>=128){var d=a[b]-128;if(b+1+d>a.offset)throw new Error("invlaid rlp data");var f=k.hexlify(a.slice(b+1,b+1+d));return{consumed:1+d,result:f}}return{consumed:1,result:k.hexlify(a[b])}}function j(a){a=k.arrayify(a);var b=i(a,0);if(b.consumed!==a.length)throw new Error("invalid rlp data");return b.result}var k=a("./convert.js");b.exports={encode:g,decode:j}},{"./convert.js":18}],23:[function(a,b,c){"use strict";function d(a,b){var c=new Error(a);for(var d in b)c[d]=b[d];throw c}b.exports=d},{}],24:[function(a,b,c){function d(a){for(var b=[],c=0,d=0;d<a.length;d++){var e=a.charCodeAt(d);e<128?b[c++]=e:e<2048?(b[c++]=e>>6|192,b[c++]=63&e|128):55296==(64512&e)&&d+1<a.length&&56320==(64512&a.charCodeAt(d+1))?(e=65536+((1023&e)<<10)+(1023&a.charCodeAt(++d)),b[c++]=e>>18|240,b[c++]=e>>12&63|128,b[c++]=e>>6&63|128,b[c++]=63&e|128):(b[c++]=e>>12|224,b[c++]=e>>6&63|128,b[c++]=63&e|128)}return f.arrayify(b)}function e(a){a=f.arrayify(a);for(var b="",c=0;c<a.length;){var d=a[c++];if(d>>7!=0){if(d>>6!=2){var e=null;if(d>>5==6)e=1;else if(d>>4==14)e=2;else if(d>>3==30)e=3;else if(d>>2==62)e=4;else{if(d>>1!=126)continue;e=5}if(c+e>a.length){for(;c<a.length&&a[c]>>6==2;c++);if(c!=a.length)continue;return b}var g,h=d&(1<<8-e-1)-1;for(g=0;g<e;g++){var i=a[c++];if(i>>6!=2)break;h=h<<6|63&i}g==e?h<=65535?b+=String.fromCharCode(h):(h-=65536,b+=String.fromCharCode((h>>10&1023)+55296,(1023&h)+56320)):c--}}else b+=String.fromCharCode(d)}return b}var f=a("./convert.js");b.exports={toUtf8Bytes:d,toUtf8String:e}},{"./convert.js":18}]},{},[9])(9)});
\ No newline at end of file
diff --git a/dist/ethers.js b/dist/ethers.js
index 5e2bd8308..ebe3c1b52 100644
--- a/dist/ethers.js
+++ b/dist/ethers.js
@@ -9585,7 +9585,7 @@ uuid.unparse = unparse;
 module.exports = uuid;
 
 },{"./rng":43}],45:[function(require,module,exports){
-module.exports={"version":"3.0.1"}
+module.exports={"version":"3.0.2"}
 },{}],46:[function(require,module,exports){
 'use strict';
 
@@ -9733,8 +9733,8 @@ utils.defineProperty(EtherscanProvider.prototype, 'perform', function(method, pa
 
         case 'getStorageAt':
             url += '/api?module=proxy&action=eth_getStorageAt&address=' + params.address;
-            url += '&position=' + utils.hexStripZeros(params.position);
-            url += '&tag=' + utils.hexStripZeros(params.blockTag) + apiKey;
+            url += '&position=' + params.position;
+            url += '&tag=' + params.blockTag + apiKey;
             return Provider.fetchJSON(url, null, getJsonResult);
 
         case 'sendTransaction':
@@ -9745,7 +9745,7 @@ utils.defineProperty(EtherscanProvider.prototype, 'perform', function(method, pa
 
         case 'getBlock':
             if (params.blockTag) {
-                url += '/api?module=proxy&action=eth_getBlockByNumber&tag=' + utils.hexStripZeros(params.blockTag);
+                url += '/api?module=proxy&action=eth_getBlockByNumber&tag=' + params.blockTag;
                 url += '&boolean=false';
                 url += apiKey;
                 return Provider.fetchJSON(url, null, getJsonResult);
@@ -10111,35 +10111,23 @@ utils.defineProperty(JsonRpcProvider.prototype, 'perform', function(method, para
             return this.send('eth_gasPrice', []);
 
         case 'getBalance':
-            var blockTag = params.blockTag;
-            if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-            return this.send('eth_getBalance', [params.address, blockTag]);
+            return this.send('eth_getBalance', [params.address, params.blockTag]);
 
         case 'getTransactionCount':
-            var blockTag = params.blockTag;
-            if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-            return this.send('eth_getTransactionCount', [params.address, blockTag]);
+            return this.send('eth_getTransactionCount', [params.address, params.blockTag]);
 
         case 'getCode':
-            var blockTag = params.blockTag;
-            if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-            return this.send('eth_getCode', [params.address, blockTag]);
+            return this.send('eth_getCode', [params.address, params.blockTag]);
 
         case 'getStorageAt':
-            var position = params.position;
-            if (utils.isHexString(position)) { position = utils.hexStripZeros(position); }
-            var blockTag = params.blockTag;
-            if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-            return this.send('eth_getStorageAt', [params.address, position, blockTag]);
+            return this.send('eth_getStorageAt', [params.address, params.position, params.blockTag]);
 
         case 'sendTransaction':
             return this.send('eth_sendRawTransaction', [params.signedTransaction]);
 
         case 'getBlock':
             if (params.blockTag) {
-                var blockTag = params.blockTag;
-                if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-                return this.send('eth_getBlockByNumber', [blockTag, false]);
+                return this.send('eth_getBlockByNumber', [params.blockTag, false]);
             } else if (params.blockHash) {
                 return this.send('eth_getBlockByHash', [params.blockHash, false]);
             }
@@ -10289,6 +10277,7 @@ var utils = (function() {
         isHexString: convert.isHexString,
 
         concat: convert.concat,
+        hexStripZeros: convert.hexStripZeros,
         stripZeros: convert.stripZeros,
 
         namehash: require('../utils/namehash'),
@@ -10393,10 +10382,10 @@ function checkBlockTag(blockTag) {
     }
 
     if (typeof(blockTag) === 'number') {
-        return utils.hexlify(blockTag);
+        return utils.hexStripZeros(utils.hexlify(blockTag));
     }
 
-    if (utils.isHexString(blockTag)) { return blockTag; }
+    if (utils.isHexString(blockTag)) { return utils.hexStripZeros(blockTag); }
 
     throw new Error('invalid blockTag');
 }
@@ -10923,7 +10912,7 @@ utils.defineProperty(Provider.prototype, 'getStorageAt', function(addressOrName,
         var params = {
             address: address,
             blockTag: checkBlockTag(blockTag),
-            position: utils.hexlify(position),
+            position: utils.hexStripZeros(utils.hexlify(position)),
         };
         return self.perform('getStorageAt', params).then(function(result) {
             return utils.hexlify(result);
diff --git a/dist/ethers.min.js b/dist/ethers.min.js
index a318eb56d..d14cf969f 100644
--- a/dist/ethers.min.js
+++ b/dist/ethers.min.js
@@ -2,7 +2,7 @@
 if(!(this instanceof E))throw Error("AES must be instanitated with `new`");Object.defineProperty(this,"key",{value:g(a,!0)}),this._prepare()};E.prototype._prepare=function(){var a=o[this.key.length];if(null==a)throw new Error("invalid key size (must be 16, 24 or 32 bytes)");this._Ke=[],this._Kd=[];for(var b=0;b<=a;b++)this._Ke.push([0,0,0,0]),this._Kd.push([0,0,0,0]);for(var c,d=4*(a+1),e=this.key.length/4,f=j(this.key),b=0;b<e;b++)c=b>>2,this._Ke[c][b%4]=f[b],this._Kd[a-c][b%4]=f[b];for(var g,h=0,i=e;i<d;){if(g=f[e-1],f[0]^=q[g>>16&255]<<24^q[g>>8&255]<<16^q[255&g]<<8^q[g>>24&255]^p[h]<<24,h+=1,8!=e)for(var b=1;b<e;b++)f[b]^=f[b-1];else{for(var b=1;b<e/2;b++)f[b]^=f[b-1];g=f[e/2-1],f[e/2]^=q[255&g]^q[g>>8&255]<<8^q[g>>16&255]<<16^q[g>>24&255]<<24;for(var b=e/2+1;b<e;b++)f[b]^=f[b-1]}for(var k,l,b=0;b<e&&i<d;)k=i>>2,l=i%4,this._Ke[k][l]=f[b],this._Kd[a-k][l]=f[b++],i++}for(var k=1;k<a;k++)for(var l=0;l<4;l++)g=this._Kd[k][l],this._Kd[k][l]=A[g>>24&255]^B[g>>16&255]^C[g>>8&255]^D[255&g]},E.prototype.encrypt=function(a){if(16!=a.length)throw new Error("invalid plaintext size (must be 16 bytes)");for(var b=this._Ke.length-1,c=[0,0,0,0],d=j(a),e=0;e<4;e++)d[e]^=this._Ke[0][e];for(var f=1;f<b;f++){for(var e=0;e<4;e++)c[e]=s[d[e]>>24&255]^t[d[(e+1)%4]>>16&255]^u[d[(e+2)%4]>>8&255]^v[255&d[(e+3)%4]]^this._Ke[f][e];d=c.slice()}for(var g,i=h(16),e=0;e<4;e++)g=this._Ke[b][e],i[4*e]=255&(q[d[e]>>24&255]^g>>24),i[4*e+1]=255&(q[d[(e+1)%4]>>16&255]^g>>16),i[4*e+2]=255&(q[d[(e+2)%4]>>8&255]^g>>8),i[4*e+3]=255&(q[255&d[(e+3)%4]]^g);return i},E.prototype.decrypt=function(a){if(16!=a.length)throw new Error("invalid ciphertext size (must be 16 bytes)");for(var b=this._Kd.length-1,c=[0,0,0,0],d=j(a),e=0;e<4;e++)d[e]^=this._Kd[0][e];for(var f=1;f<b;f++){for(var e=0;e<4;e++)c[e]=w[d[e]>>24&255]^x[d[(e+3)%4]>>16&255]^y[d[(e+2)%4]>>8&255]^z[255&d[(e+1)%4]]^this._Kd[f][e];d=c.slice()}for(var g,i=h(16),e=0;e<4;e++)g=this._Kd[b][e],i[4*e]=255&(r[d[e]>>24&255]^g>>24),i[4*e+1]=255&(r[d[(e+3)%4]>>16&255]^g>>16),i[4*e+2]=255&(r[d[(e+2)%4]>>8&255]^g>>8),i[4*e+3]=255&(r[255&d[(e+1)%4]]^g);return i};var F=function(a){if(!(this instanceof F))throw Error("AES must be instanitated with `new`");this.description="Electronic Code Block",this.name="ecb",this._aes=new E(a)};F.prototype.encrypt=function(a){if(a=g(a),a.length%16!==0)throw new Error("invalid plaintext size (must be multiple of 16 bytes)");for(var b=h(a.length),c=h(16),d=0;d<a.length;d+=16)i(a,c,0,d,d+16),c=this._aes.encrypt(c),i(c,b,d);return b},F.prototype.decrypt=function(a){if(a=g(a),a.length%16!==0)throw new Error("invalid ciphertext size (must be multiple of 16 bytes)");for(var b=h(a.length),c=h(16),d=0;d<a.length;d+=16)i(a,c,0,d,d+16),c=this._aes.decrypt(c),i(c,b,d);return b};var G=function(a,b){if(!(this instanceof G))throw Error("AES must be instanitated with `new`");if(this.description="Cipher Block Chaining",this.name="cbc",b){if(16!=b.length)throw new Error("invalid initialation vector size (must be 16 bytes)")}else b=h(16);this._lastCipherblock=g(b,!0),this._aes=new E(a)};G.prototype.encrypt=function(a){if(a=g(a),a.length%16!==0)throw new Error("invalid plaintext size (must be multiple of 16 bytes)");for(var b=h(a.length),c=h(16),d=0;d<a.length;d+=16){i(a,c,0,d,d+16);for(var e=0;e<16;e++)c[e]^=this._lastCipherblock[e];this._lastCipherblock=this._aes.encrypt(c),i(this._lastCipherblock,b,d)}return b},G.prototype.decrypt=function(a){if(a=g(a),a.length%16!==0)throw new Error("invalid ciphertext size (must be multiple of 16 bytes)");for(var b=h(a.length),c=h(16),d=0;d<a.length;d+=16){i(a,c,0,d,d+16),c=this._aes.decrypt(c);for(var e=0;e<16;e++)b[d+e]=c[e]^this._lastCipherblock[e];i(a,this._lastCipherblock,0,d,d+16)}return b};var H=function(a,b,c){if(!(this instanceof H))throw Error("AES must be instanitated with `new`");if(this.description="Cipher Feedback",this.name="cfb",b){if(16!=b.length)throw new Error("invalid initialation vector size (must be 16 size)")}else b=h(16);c||(c=1),this.segmentSize=c,this._shiftRegister=g(b,!0),this._aes=new E(a)};H.prototype.encrypt=function(a){if(a.length%this.segmentSize!=0)throw new Error("invalid plaintext size (must be segmentSize bytes)");for(var b,c=g(a,!0),d=0;d<c.length;d+=this.segmentSize){b=this._aes.encrypt(this._shiftRegister);for(var e=0;e<this.segmentSize;e++)c[d+e]^=b[e];i(this._shiftRegister,this._shiftRegister,0,this.segmentSize),i(c,this._shiftRegister,16-this.segmentSize,d,d+this.segmentSize)}return c},H.prototype.decrypt=function(a){if(a.length%this.segmentSize!=0)throw new Error("invalid ciphertext size (must be segmentSize bytes)");for(var b,c=g(a,!0),d=0;d<c.length;d+=this.segmentSize){b=this._aes.encrypt(this._shiftRegister);for(var e=0;e<this.segmentSize;e++)c[d+e]^=b[e];i(this._shiftRegister,this._shiftRegister,0,this.segmentSize),i(a,this._shiftRegister,16-this.segmentSize,d,d+this.segmentSize)}return c};var I=function(a,b){if(!(this instanceof I))throw Error("AES must be instanitated with `new`");if(this.description="Output Feedback",this.name="ofb",b){if(16!=b.length)throw new Error("invalid initialation vector size (must be 16 bytes)")}else b=h(16);this._lastPrecipher=g(b,!0),this._lastPrecipherIndex=16,this._aes=new E(a)};I.prototype.encrypt=function(a){for(var b=g(a,!0),c=0;c<b.length;c++)16===this._lastPrecipherIndex&&(this._lastPrecipher=this._aes.encrypt(this._lastPrecipher),this._lastPrecipherIndex=0),b[c]^=this._lastPrecipher[this._lastPrecipherIndex++];return b},I.prototype.decrypt=I.prototype.encrypt;var J=function(a){if(!(this instanceof J))throw Error("Counter must be instanitated with `new`");0===a||a||(a=1),"number"==typeof a?(this._counter=h(16),this.setValue(a)):this.setBytes(a)};J.prototype.setValue=function(a){if("number"!=typeof a||parseInt(a)!=a)throw new Error("invalid counter value (must be an integer)");for(var b=15;b>=0;--b)this._counter[b]=a%256,a>>=8},J.prototype.setBytes=function(a){if(a=g(a,!0),16!=a.length)throw new Error("invalid counter bytes size (must be 16 bytes)");this._counter=a},J.prototype.increment=function(){for(var a=15;a>=0;a--){if(255!==this._counter[a]){this._counter[a]++;break}this._counter[a]=0}};var K=function(a,b){if(!(this instanceof K))throw Error("AES must be instanitated with `new`");this.description="Counter",this.name="ctr",b instanceof J||(b=new J(b)),this._counter=b,this._remainingCounter=null,this._remainingCounterIndex=16,this._aes=new E(a)};K.prototype.encrypt=function(a){for(var b=g(a,!0),c=0;c<b.length;c++)16===this._remainingCounterIndex&&(this._remainingCounter=this._aes.encrypt(this._counter._counter),this._remainingCounterIndex=0,this._counter.increment()),b[c]^=this._remainingCounter[this._remainingCounterIndex++];return b},K.prototype.decrypt=K.prototype.encrypt;var L={AES:E,Counter:J,ModeOfOperation:{ecb:F,cbc:G,cfb:H,ofb:I,ctr:K},utils:{hex:n,utf8:m},padding:{pkcs7:{pad:k,strip:l}},_arrayTest:{coerceArray:g,createArray:h,copyArray:i}};"undefined"!=typeof d?c.exports=L:"function"==typeof a&&a.amd?a(L):(b.aesjs&&(L._aesjs=b.aesjs),b.aesjs=L)}(this)},{}],6:[function(a,b,c){!function(b,c){"use strict";function d(a,b){if(!a)throw new Error(b||"Assertion failed")}function e(a,b){a.super_=b;var c=function(){};c.prototype=b.prototype,a.prototype=new c,a.prototype.constructor=a}function f(a,b,c){return f.isBN(a)?a:(this.negative=0,this.words=null,this.length=0,this.red=null,void(null!==a&&("le"!==b&&"be"!==b||(c=b,b=10),this._init(a||0,b||10,c||"be"))))}function g(a,b,c){for(var d=0,e=Math.min(a.length,c),f=b;f<e;f++){var g=a.charCodeAt(f)-48;d<<=4,d|=g>=49&&g<=54?g-49+10:g>=17&&g<=22?g-17+10:15&g}return d}function h(a,b,c,d){for(var e=0,f=Math.min(a.length,c),g=b;g<f;g++){var h=a.charCodeAt(g)-48;e*=d,e+=h>=49?h-49+10:h>=17?h-17+10:h}return e}function i(a){for(var b=new Array(a.bitLength()),c=0;c<b.length;c++){var d=c/26|0,e=c%26;b[c]=(a.words[d]&1<<e)>>>e}return b}function j(a,b,c){c.negative=b.negative^a.negative;var d=a.length+b.length|0;c.length=d,d=d-1|0;var e=0|a.words[0],f=0|b.words[0],g=e*f,h=67108863&g,i=g/67108864|0;c.words[0]=h;for(var j=1;j<d;j++){for(var k=i>>>26,l=67108863&i,m=Math.min(j,b.length-1),n=Math.max(0,j-a.length+1);n<=m;n++){var o=j-n|0;e=0|a.words[o],f=0|b.words[n],g=e*f+l,k+=g/67108864|0,l=67108863&g}c.words[j]=0|l,i=0|k}return 0!==i?c.words[j]=0|i:c.length--,c.strip()}function k(a,b,c){c.negative=b.negative^a.negative,c.length=a.length+b.length;for(var d=0,e=0,f=0;f<c.length-1;f++){var g=e;e=0;for(var h=67108863&d,i=Math.min(f,b.length-1),j=Math.max(0,f-a.length+1);j<=i;j++){var k=f-j,l=0|a.words[k],m=0|b.words[j],n=l*m,o=67108863&n;g=g+(n/67108864|0)|0,o=o+h|0,h=67108863&o,g=g+(o>>>26)|0,e+=g>>>26,g&=67108863}c.words[f]=h,d=g,g=e}return 0!==d?c.words[f]=d:c.length--,c.strip()}function l(a,b,c){var d=new m;return d.mulp(a,b,c)}function m(a,b){this.x=a,this.y=b}function n(a,b){this.name=a,this.p=new f(b,16),this.n=this.p.bitLength(),this.k=new f(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function o(){n.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function p(){n.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function q(){n.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function r(){n.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function s(a){if("string"==typeof a){var b=f._prime(a);this.m=b.p,this.prime=b}else d(a.gtn(1),"modulus must be greater than 1"),this.m=a,this.prime=null}function t(a){s.call(this,a),this.shift=this.m.bitLength(),this.shift%26!==0&&(this.shift+=26-this.shift%26),this.r=new f(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}"object"==typeof b?b.exports=f:c.BN=f,f.BN=f,f.wordSize=26;var u;try{u=a("buffer").Buffer}catch(v){}f.isBN=function(a){return a instanceof f||null!==a&&"object"==typeof a&&a.constructor.wordSize===f.wordSize&&Array.isArray(a.words)},f.max=function(a,b){return a.cmp(b)>0?a:b},f.min=function(a,b){return a.cmp(b)<0?a:b},f.prototype._init=function(a,b,c){if("number"==typeof a)return this._initNumber(a,b,c);if("object"==typeof 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va=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(va>>>26)|0,va&=67108863,d=Math.imul(D,P),e=Math.imul(D,Q),e=e+Math.imul(E,P)|0,f=Math.imul(E,Q),d=d+Math.imul(A,S)|0,e=e+Math.imul(A,T)|0,e=e+Math.imul(B,S)|0,f=f+Math.imul(B,T)|0,d=d+Math.imul(x,V)|0,e=e+Math.imul(x,W)|0,e=e+Math.imul(y,V)|0,f=f+Math.imul(y,W)|0,d=d+Math.imul(u,Y)|0,e=e+Math.imul(u,Z)|0,e=e+Math.imul(v,Y)|0,f=f+Math.imul(v,Z)|0,d=d+Math.imul(r,_)|0,e=e+Math.imul(r,aa)|0,e=e+Math.imul(s,_)|0,f=f+Math.imul(s,aa)|0,d=d+Math.imul(o,ca)|0,e=e+Math.imul(o,da)|0,e=e+Math.imul(p,ca)|0,f=f+Math.imul(p,da)|0,d=d+Math.imul(l,fa)|0,e=e+Math.imul(l,ga)|0,e=e+Math.imul(m,fa)|0,f=f+Math.imul(m,ga)|0;var wa=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(wa>>>26)|0,wa&=67108863,d=Math.imul(G,P),e=Math.imul(G,Q),e=e+Math.imul(H,P)|0,f=Math.imul(H,Q),d=d+Math.imul(D,S)|0,e=e+Math.imul(D,T)|0,e=e+Math.imul(E,S)|0,f=f+Math.imul(E,T)|0,d=d+Math.imul(A,V)|0,e=e+Math.imul(A,W)|0,e=e+Math.imul(B,V)|0,f=f+Math.imul(B,W)|0,d=d+Math.imul(x,Y)|0,e=e+Math.imul(x,Z)|0,e=e+Math.imul(y,Y)|0,f=f+Math.imul(y,Z)|0,d=d+Math.imul(u,_)|0,e=e+Math.imul(u,aa)|0,e=e+Math.imul(v,_)|0,f=f+Math.imul(v,aa)|0,d=d+Math.imul(r,ca)|0,e=e+Math.imul(r,da)|0,e=e+Math.imul(s,ca)|0,f=f+Math.imul(s,da)|0,d=d+Math.imul(o,fa)|0,e=e+Math.imul(o,ga)|0,e=e+Math.imul(p,fa)|0,f=f+Math.imul(p,ga)|0,d=d+Math.imul(l,ia)|0,e=e+Math.imul(l,ja)|0,e=e+Math.imul(m,ia)|0,f=f+Math.imul(m,ja)|0;var xa=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(xa>>>26)|0,xa&=67108863,d=Math.imul(J,P),e=Math.imul(J,Q),e=e+Math.imul(K,P)|0,f=Math.imul(K,Q),d=d+Math.imul(G,S)|0,e=e+Math.imul(G,T)|0,e=e+Math.imul(H,S)|0,f=f+Math.imul(H,T)|0,d=d+Math.imul(D,V)|0,e=e+Math.imul(D,W)|0,e=e+Math.imul(E,V)|0,f=f+Math.imul(E,W)|0,d=d+Math.imul(A,Y)|0,e=e+Math.imul(A,Z)|0,e=e+Math.imul(B,Y)|0,f=f+Math.imul(B,Z)|0,d=d+Math.imul(x,_)|0,e=e+Math.imul(x,aa)|0,e=e+Math.imul(y,_)|0,f=f+Math.imul(y,aa)|0,d=d+Math.imul(u,ca)|0,e=e+Math.imul(u,da)|0,e=e+Math.imul(v,ca)|0,f=f+Math.imul(v,da)|0,d=d+Math.imul(r,fa)|0,e=e+Math.imul(r,ga)|0,e=e+Math.imul(s,fa)|0,f=f+Math.imul(s,ga)|0,d=d+Math.imul(o,ia)|0,e=e+Math.imul(o,ja)|0,e=e+Math.imul(p,ia)|0,f=f+Math.imul(p,ja)|0,d=d+Math.imul(l,la)|0,e=e+Math.imul(l,ma)|0,e=e+Math.imul(m,la)|0,f=f+Math.imul(m,ma)|0;var ya=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(ya>>>26)|0,ya&=67108863,d=Math.imul(M,P),e=Math.imul(M,Q),e=e+Math.imul(N,P)|0,f=Math.imul(N,Q),d=d+Math.imul(J,S)|0,e=e+Math.imul(J,T)|0,e=e+Math.imul(K,S)|0,f=f+Math.imul(K,T)|0,d=d+Math.imul(G,V)|0,e=e+Math.imul(G,W)|0,e=e+Math.imul(H,V)|0,f=f+Math.imul(H,W)|0,d=d+Math.imul(D,Y)|0,e=e+Math.imul(D,Z)|0,e=e+Math.imul(E,Y)|0,f=f+Math.imul(E,Z)|0,d=d+Math.imul(A,_)|0,e=e+Math.imul(A,aa)|0,e=e+Math.imul(B,_)|0,f=f+Math.imul(B,aa)|0,d=d+Math.imul(x,ca)|0,e=e+Math.imul(x,da)|0,e=e+Math.imul(y,ca)|0,f=f+Math.imul(y,da)|0,d=d+Math.imul(u,fa)|0,e=e+Math.imul(u,ga)|0,e=e+Math.imul(v,fa)|0,f=f+Math.imul(v,ga)|0,d=d+Math.imul(r,ia)|0,e=e+Math.imul(r,ja)|0,e=e+Math.imul(s,ia)|0,f=f+Math.imul(s,ja)|0,d=d+Math.imul(o,la)|0,e=e+Math.imul(o,ma)|0,e=e+Math.imul(p,la)|0,f=f+Math.imul(p,ma)|0,d=d+Math.imul(l,oa)|0,e=e+Math.imul(l,pa)|0,e=e+Math.imul(m,oa)|0,f=f+Math.imul(m,pa)|0;var za=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(za>>>26)|0,za&=67108863,d=Math.imul(M,S),e=Math.imul(M,T),e=e+Math.imul(N,S)|0,f=Math.imul(N,T),d=d+Math.imul(J,V)|0,e=e+Math.imul(J,W)|0,e=e+Math.imul(K,V)|0,f=f+Math.imul(K,W)|0,d=d+Math.imul(G,Y)|0,e=e+Math.imul(G,Z)|0,e=e+Math.imul(H,Y)|0,f=f+Math.imul(H,Z)|0,d=d+Math.imul(D,_)|0,e=e+Math.imul(D,aa)|0,e=e+Math.imul(E,_)|0,f=f+Math.imul(E,aa)|0,d=d+Math.imul(A,ca)|0,e=e+Math.imul(A,da)|0,e=e+Math.imul(B,ca)|0,f=f+Math.imul(B,da)|0,d=d+Math.imul(x,fa)|0,e=e+Math.imul(x,ga)|0,e=e+Math.imul(y,fa)|0,f=f+Math.imul(y,ga)|0,d=d+Math.imul(u,ia)|0,e=e+Math.imul(u,ja)|0,e=e+Math.imul(v,ia)|0,f=f+Math.imul(v,ja)|0,d=d+Math.imul(r,la)|0,e=e+Math.imul(r,ma)|0,e=e+Math.imul(s,la)|0,f=f+Math.imul(s,ma)|0,d=d+Math.imul(o,oa)|0,e=e+Math.imul(o,pa)|0,e=e+Math.imul(p,oa)|0,f=f+Math.imul(p,pa)|0;var Aa=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Aa>>>26)|0,Aa&=67108863,d=Math.imul(M,V),e=Math.imul(M,W),e=e+Math.imul(N,V)|0,f=Math.imul(N,W),d=d+Math.imul(J,Y)|0,e=e+Math.imul(J,Z)|0,e=e+Math.imul(K,Y)|0,f=f+Math.imul(K,Z)|0,d=d+Math.imul(G,_)|0,e=e+Math.imul(G,aa)|0,e=e+Math.imul(H,_)|0,f=f+Math.imul(H,aa)|0,d=d+Math.imul(D,ca)|0,e=e+Math.imul(D,da)|0,e=e+Math.imul(E,ca)|0,f=f+Math.imul(E,da)|0,d=d+Math.imul(A,fa)|0,e=e+Math.imul(A,ga)|0,e=e+Math.imul(B,fa)|0,f=f+Math.imul(B,ga)|0,d=d+Math.imul(x,ia)|0,e=e+Math.imul(x,ja)|0,e=e+Math.imul(y,ia)|0,f=f+Math.imul(y,ja)|0,d=d+Math.imul(u,la)|0,e=e+Math.imul(u,ma)|0,e=e+Math.imul(v,la)|0,f=f+Math.imul(v,ma)|0,d=d+Math.imul(r,oa)|0,e=e+Math.imul(r,pa)|0,e=e+Math.imul(s,oa)|0,f=f+Math.imul(s,pa)|0;var Ba=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Ba>>>26)|0,Ba&=67108863,d=Math.imul(M,Y),e=Math.imul(M,Z),e=e+Math.imul(N,Y)|0,f=Math.imul(N,Z),d=d+Math.imul(J,_)|0,e=e+Math.imul(J,aa)|0,e=e+Math.imul(K,_)|0,f=f+Math.imul(K,aa)|0,d=d+Math.imul(G,ca)|0,e=e+Math.imul(G,da)|0,e=e+Math.imul(H,ca)|0,f=f+Math.imul(H,da)|0,d=d+Math.imul(D,fa)|0,e=e+Math.imul(D,ga)|0,e=e+Math.imul(E,fa)|0,f=f+Math.imul(E,ga)|0,d=d+Math.imul(A,ia)|0,e=e+Math.imul(A,ja)|0,e=e+Math.imul(B,ia)|0,f=f+Math.imul(B,ja)|0,d=d+Math.imul(x,la)|0,e=e+Math.imul(x,ma)|0,e=e+Math.imul(y,la)|0,f=f+Math.imul(y,ma)|0,d=d+Math.imul(u,oa)|0,e=e+Math.imul(u,pa)|0,e=e+Math.imul(v,oa)|0,f=f+Math.imul(v,pa)|0;var Ca=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Ca>>>26)|0,Ca&=67108863,d=Math.imul(M,_),e=Math.imul(M,aa),e=e+Math.imul(N,_)|0,f=Math.imul(N,aa),d=d+Math.imul(J,ca)|0,e=e+Math.imul(J,da)|0,e=e+Math.imul(K,ca)|0,f=f+Math.imul(K,da)|0,d=d+Math.imul(G,fa)|0,e=e+Math.imul(G,ga)|0,e=e+Math.imul(H,fa)|0,f=f+Math.imul(H,ga)|0,d=d+Math.imul(D,ia)|0,e=e+Math.imul(D,ja)|0,e=e+Math.imul(E,ia)|0,f=f+Math.imul(E,ja)|0,d=d+Math.imul(A,la)|0,e=e+Math.imul(A,ma)|0,e=e+Math.imul(B,la)|0,f=f+Math.imul(B,ma)|0,d=d+Math.imul(x,oa)|0,e=e+Math.imul(x,pa)|0,e=e+Math.imul(y,oa)|0,f=f+Math.imul(y,pa)|0;var Da=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Da>>>26)|0,Da&=67108863,d=Math.imul(M,ca),e=Math.imul(M,da),e=e+Math.imul(N,ca)|0,f=Math.imul(N,da),d=d+Math.imul(J,fa)|0,e=e+Math.imul(J,ga)|0,e=e+Math.imul(K,fa)|0,f=f+Math.imul(K,ga)|0,d=d+Math.imul(G,ia)|0,e=e+Math.imul(G,ja)|0,e=e+Math.imul(H,ia)|0,f=f+Math.imul(H,ja)|0,d=d+Math.imul(D,la)|0,e=e+Math.imul(D,ma)|0,e=e+Math.imul(E,la)|0,f=f+Math.imul(E,ma)|0,d=d+Math.imul(A,oa)|0,e=e+Math.imul(A,pa)|0,e=e+Math.imul(B,oa)|0,f=f+Math.imul(B,pa)|0;var Ea=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Ea>>>26)|0,Ea&=67108863,d=Math.imul(M,fa),e=Math.imul(M,ga),e=e+Math.imul(N,fa)|0,f=Math.imul(N,ga),d=d+Math.imul(J,ia)|0,e=e+Math.imul(J,ja)|0,e=e+Math.imul(K,ia)|0,f=f+Math.imul(K,ja)|0,d=d+Math.imul(G,la)|0,e=e+Math.imul(G,ma)|0,e=e+Math.imul(H,la)|0,f=f+Math.imul(H,ma)|0,d=d+Math.imul(D,oa)|0,e=e+Math.imul(D,pa)|0,e=e+Math.imul(E,oa)|0,f=f+Math.imul(E,pa)|0;var Fa=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Fa>>>26)|0,Fa&=67108863,d=Math.imul(M,ia),e=Math.imul(M,ja),e=e+Math.imul(N,ia)|0,f=Math.imul(N,ja),d=d+Math.imul(J,la)|0,e=e+Math.imul(J,ma)|0,e=e+Math.imul(K,la)|0,f=f+Math.imul(K,ma)|0,d=d+Math.imul(G,oa)|0,e=e+Math.imul(G,pa)|0,e=e+Math.imul(H,oa)|0,f=f+Math.imul(H,pa)|0;var Ga=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Ga>>>26)|0,Ga&=67108863,d=Math.imul(M,la),e=Math.imul(M,ma),e=e+Math.imul(N,la)|0,f=Math.imul(N,ma),d=d+Math.imul(J,oa)|0,e=e+Math.imul(J,pa)|0,e=e+Math.imul(K,oa)|0,f=f+Math.imul(K,pa)|0;var Ha=(j+d|0)+((8191&e)<<13)|0;j=(f+(e>>>13)|0)+(Ha>>>26)|0,Ha&=67108863,d=Math.imul(M,oa),e=Math.imul(M,pa),e=e+Math.imul(N,oa)|0,f=Math.imul(N,pa);var Ia=(j+d|0)+((8191&e)<<13)|0;return j=(f+(e>>>13)|0)+(Ia>>>26)|0,Ia&=67108863,i[0]=qa,i[1]=ra,i[2]=sa,i[3]=ta,i[4]=ua,i[5]=va,i[6]=wa,i[7]=xa,i[8]=ya,i[9]=za,i[10]=Aa,i[11]=Ba,i[12]=Ca,i[13]=Da,i[14]=Ea,i[15]=Fa,i[16]=Ga,i[17]=Ha,i[18]=Ia,0!==j&&(i[19]=j,c.length++),c};Math.imul||(z=j),f.prototype.mulTo=function(a,b){var c,d=this.length+a.length;return c=10===this.length&&10===a.length?z(this,a,b):d<63?j(this,a,b):d<1024?k(this,a,b):l(this,a,b)},m.prototype.makeRBT=function(a){for(var b=new Array(a),c=f.prototype._countBits(a)-1,d=0;d<a;d++)b[d]=this.revBin(d,c,a);return b},m.prototype.revBin=function(a,b,c){if(0===a||a===c-1)return a;for(var d=0,e=0;e<b;e++)d|=(1&a)<<b-e-1,a>>=1;return d},m.prototype.permute=function(a,b,c,d,e,f){for(var g=0;g<f;g++)d[g]=b[a[g]],e[g]=c[a[g]]},m.prototype.transform=function(a,b,c,d,e,f){this.permute(f,a,b,c,d,e);for(var g=1;g<e;g<<=1)for(var h=g<<1,i=Math.cos(2*Math.PI/h),j=Math.sin(2*Math.PI/h),k=0;k<e;k+=h)for(var l=i,m=j,n=0;n<g;n++){var o=c[k+n],p=d[k+n],q=c[k+n+g],r=d[k+n+g],s=l*q-m*r;r=l*r+m*q,q=s,c[k+n]=o+q,d[k+n]=p+r,c[k+n+g]=o-q,d[k+n+g]=p-r,n!==h&&(s=i*l-j*m,m=i*m+j*l,l=s)}},m.prototype.guessLen13b=function(a,b){var c=1|Math.max(b,a),d=1&c,e=0;for(c=c/2|0;c;c>>>=1)e++;return 1<<e+1+d},m.prototype.conjugate=function(a,b,c){if(!(c<=1))for(var d=0;d<c/2;d++){var e=a[d];a[d]=a[c-d-1],a[c-d-1]=e,e=b[d],b[d]=-b[c-d-1],b[c-d-1]=-e}},m.prototype.normalize13b=function(a,b){for(var c=0,d=0;d<b/2;d++){var e=8192*Math.round(a[2*d+1]/b)+Math.round(a[2*d]/b)+c;a[d]=67108863&e,c=e<67108864?0:e/67108864|0}return a},m.prototype.convert13b=function(a,b,c,e){for(var f=0,g=0;g<b;g++)f+=0|a[g],c[2*g]=8191&f,
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Array(this.length+a.length),l(this,a,b)},f.prototype.imul=function(a){return this.clone().mulTo(a,this)},f.prototype.imuln=function(a){d("number"==typeof a),d(a<67108864);for(var b=0,c=0;c<this.length;c++){var e=(0|this.words[c])*a,f=(67108863&e)+(67108863&b);b>>=26,b+=e/67108864|0,b+=f>>>26,this.words[c]=67108863&f}return 0!==b&&(this.words[c]=b,this.length++),this},f.prototype.muln=function(a){return this.clone().imuln(a)},f.prototype.sqr=function(){return this.mul(this)},f.prototype.isqr=function(){return this.imul(this.clone())},f.prototype.pow=function(a){var b=i(a);if(0===b.length)return new f(1);for(var c=this,d=0;d<b.length&&0===b[d];d++,c=c.sqr());if(++d<b.length)for(var e=c.sqr();d<b.length;d++,e=e.sqr())0!==b[d]&&(c=c.mul(e));return c},f.prototype.iushln=function(a){d("number"==typeof a&&a>=0);var b,c=a%26,e=(a-c)/26,f=67108863>>>26-c<<26-c;if(0!==c){var g=0;for(b=0;b<this.length;b++){var h=this.words[b]&f,i=(0|this.words[b])-h<<c;this.words[b]=i|g,g=h>>>26-c}g&&(this.words[b]=g,this.length++)}if(0!==e){for(b=this.length-1;b>=0;b--)this.words[b+e]=this.words[b];for(b=0;b<e;b++)this.words[b]=0;this.length+=e}return this.strip()},f.prototype.ishln=function(a){return d(0===this.negative),this.iushln(a)},f.prototype.iushrn=function(a,b,c){d("number"==typeof a&&a>=0);var e;e=b?(b-b%26)/26:0;var f=a%26,g=Math.min((a-f)/26,this.length),h=67108863^67108863>>>f<<f,i=c;if(e-=g,e=Math.max(0,e),i){for(var j=0;j<g;j++)i.words[j]=this.words[j];i.length=g}if(0===g);else if(this.length>g)for(this.length-=g,j=0;j<this.length;j++)this.words[j]=this.words[j+g];else this.words[0]=0,this.length=1;var k=0;for(j=this.length-1;j>=0&&(0!==k||j>=e);j--){var l=0|this.words[j];this.words[j]=k<<26-f|l>>>f,k=l&h}return i&&0!==k&&(i.words[i.length++]=k),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},f.prototype.ishrn=function(a,b,c){return d(0===this.negative),this.iushrn(a,b,c)},f.prototype.shln=function(a){return this.clone().ishln(a)},f.prototype.ushln=function(a){return this.clone().iushln(a)},f.prototype.shrn=function(a){return this.clone().ishrn(a)},f.prototype.ushrn=function(a){return this.clone().iushrn(a)},f.prototype.testn=function(a){d("number"==typeof a&&a>=0);var b=a%26,c=(a-b)/26,e=1<<b;if(this.length<=c)return!1;var f=this.words[c];return!!(f&e)},f.prototype.imaskn=function(a){d("number"==typeof a&&a>=0);var b=a%26,c=(a-b)/26;if(d(0===this.negative,"imaskn works only with positive numbers"),this.length<=c)return this;if(0!==b&&c++,this.length=Math.min(c,this.length),0!==b){var e=67108863^67108863>>>b<<b;this.words[this.length-1]&=e}return this.strip()},f.prototype.maskn=function(a){return this.clone().imaskn(a)},f.prototype.iaddn=function(a){return d("number"==typeof a),d(a<67108864),a<0?this.isubn(-a):0!==this.negative?1===this.length&&(0|this.words[0])<a?(this.words[0]=a-(0|this.words[0]),this.negative=0,this):(this.negative=0,this.isubn(a),this.negative=1,this):this._iaddn(a)},f.prototype._iaddn=function(a){this.words[0]+=a;for(var b=0;b<this.length&&this.words[b]>=67108864;b++)this.words[b]-=67108864,b===this.length-1?this.words[b+1]=1:this.words[b+1]++;return this.length=Math.max(this.length,b+1),this},f.prototype.isubn=function(a){if(d("number"==typeof a),d(a<67108864),a<0)return this.iaddn(-a);if(0!==this.negative)return this.negative=0,this.iaddn(a),this.negative=1,this;if(this.words[0]-=a,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var b=0;b<this.length&&this.words[b]<0;b++)this.words[b]+=67108864,this.words[b+1]-=1;return this.strip()},f.prototype.addn=function(a){return this.clone().iaddn(a)},f.prototype.subn=function(a){return this.clone().isubn(a)},f.prototype.iabs=function(){return this.negative=0,this},f.prototype.abs=function(){return this.clone().iabs()},f.prototype._ishlnsubmul=function(a,b,c){var e,f=a.length+c;this._expand(f);var g,h=0;for(e=0;e<a.length;e++){g=(0|this.words[e+c])+h;var i=(0|a.words[e])*b;g-=67108863&i,h=(g>>26)-(i/67108864|0),this.words[e+c]=67108863&g}for(;e<this.length-c;e++)g=(0|this.words[e+c])+h,h=g>>26,this.words[e+c]=67108863&g;if(0===h)return this.strip();for(d(h===-1),h=0,e=0;e<this.length;e++)g=-(0|this.words[e])+h,h=g>>26,this.words[e]=67108863&g;return this.negative=1,this.strip()},f.prototype._wordDiv=function(a,b){var c=this.length-a.length,d=this.clone(),e=a,g=0|e.words[e.length-1],h=this._countBits(g);c=26-h,0!==c&&(e=e.ushln(c),d.iushln(c),g=0|e.words[e.length-1]);var i,j=d.length-e.length;if("mod"!==b){i=new f(null),i.length=j+1,i.words=new Array(i.length);for(var k=0;k<i.length;k++)i.words[k]=0}var l=d.clone()._ishlnsubmul(e,1,j);0===l.negative&&(d=l,i&&(i.words[j]=1));for(var m=j-1;m>=0;m--){var n=67108864*(0|d.words[e.length+m])+(0|d.words[e.length+m-1]);for(n=Math.min(n/g|0,67108863),d._ishlnsubmul(e,n,m);0!==d.negative;)n--,d.negative=0,d._ishlnsubmul(e,1,m),d.isZero()||(d.negative^=1);i&&(i.words[m]=n)}return i&&i.strip(),d.strip(),"div"!==b&&0!==c&&d.iushrn(c),{div:i||null,mod:d}},f.prototype.divmod=function(a,b,c){if(d(!a.isZero()),this.isZero())return{div:new f(0),mod:new f(0)};var e,g,h;return 0!==this.negative&&0===a.negative?(h=this.neg().divmod(a,b),"mod"!==b&&(e=h.div.neg()),"div"!==b&&(g=h.mod.neg(),c&&0!==g.negative&&g.iadd(a)),{div:e,mod:g}):0===this.negative&&0!==a.negative?(h=this.divmod(a.neg(),b),"mod"!==b&&(e=h.div.neg()),{div:e,mod:h.mod}):0!==(this.negative&a.negative)?(h=this.neg().divmod(a.neg(),b),"div"!==b&&(g=h.mod.neg(),c&&0!==g.negative&&g.isub(a)),{div:h.div,mod:g}):a.length>this.length||this.cmp(a)<0?{div:new f(0),mod:this}:1===a.length?"div"===b?{div:this.divn(a.words[0]),mod:null}:"mod"===b?{div:null,mod:new f(this.modn(a.words[0]))}:{div:this.divn(a.words[0]),mod:new f(this.modn(a.words[0]))}:this._wordDiv(a,b)},f.prototype.div=function(a){return this.divmod(a,"div",!1).div},f.prototype.mod=function(a){return this.divmod(a,"mod",!1).mod},f.prototype.umod=function(a){return this.divmod(a,"mod",!0).mod},f.prototype.divRound=function(a){var b=this.divmod(a);if(b.mod.isZero())return b.div;var c=0!==b.div.negative?b.mod.isub(a):b.mod,d=a.ushrn(1),e=a.andln(1),f=c.cmp(d);return f<0||1===e&&0===f?b.div:0!==b.div.negative?b.div.isubn(1):b.div.iaddn(1)},f.prototype.modn=function(a){d(a<=67108863);for(var b=(1<<26)%a,c=0,e=this.length-1;e>=0;e--)c=(b*c+(0|this.words[e]))%a;return c},f.prototype.idivn=function(a){d(a<=67108863);for(var b=0,c=this.length-1;c>=0;c--){var e=(0|this.words[c])+67108864*b;this.words[c]=e/a|0,b=e%a}return this.strip()},f.prototype.divn=function(a){return this.clone().idivn(a)},f.prototype.egcd=function(a){d(0===a.negative),d(!a.isZero());var b=this,c=a.clone();b=0!==b.negative?b.umod(a):b.clone();for(var e=new f(1),g=new f(0),h=new f(0),i=new f(1),j=0;b.isEven()&&c.isEven();)b.iushrn(1),c.iushrn(1),++j;for(var k=c.clone(),l=b.clone();!b.isZero();){for(var m=0,n=1;0===(b.words[0]&n)&&m<26;++m,n<<=1);if(m>0)for(b.iushrn(m);m-- >0;)(e.isOdd()||g.isOdd())&&(e.iadd(k),g.isub(l)),e.iushrn(1),g.iushrn(1);for(var o=0,p=1;0===(c.words[0]&p)&&o<26;++o,p<<=1);if(o>0)for(c.iushrn(o);o-- >0;)(h.isOdd()||i.isOdd())&&(h.iadd(k),i.isub(l)),h.iushrn(1),i.iushrn(1);b.cmp(c)>=0?(b.isub(c),e.isub(h),g.isub(i)):(c.isub(b),h.isub(e),i.isub(g))}return{a:h,b:i,gcd:c.iushln(j)}},f.prototype._invmp=function(a){d(0===a.negative),d(!a.isZero());var b=this,c=a.clone();b=0!==b.negative?b.umod(a):b.clone();for(var e=new f(1),g=new f(0),h=c.clone();b.cmpn(1)>0&&c.cmpn(1)>0;){for(var i=0,j=1;0===(b.words[0]&j)&&i<26;++i,j<<=1);if(i>0)for(b.iushrn(i);i-- >0;)e.isOdd()&&e.iadd(h),e.iushrn(1);for(var k=0,l=1;0===(c.words[0]&l)&&k<26;++k,l<<=1);if(k>0)for(c.iushrn(k);k-- >0;)g.isOdd()&&g.iadd(h),g.iushrn(1);b.cmp(c)>=0?(b.isub(c),e.isub(g)):(c.isub(b),g.isub(e))}var m;return m=0===b.cmpn(1)?e:g,m.cmpn(0)<0&&m.iadd(a),m},f.prototype.gcd=function(a){if(this.isZero())return a.abs();if(a.isZero())return this.abs();var b=this.clone(),c=a.clone();b.negative=0,c.negative=0;for(var d=0;b.isEven()&&c.isEven();d++)b.iushrn(1),c.iushrn(1);for(;;){for(;b.isEven();)b.iushrn(1);for(;c.isEven();)c.iushrn(1);var e=b.cmp(c);if(e<0){var f=b;b=c,c=f}else if(0===e||0===c.cmpn(1))break;b.isub(c)}return c.iushln(d)},f.prototype.invm=function(a){return this.egcd(a).a.umod(a)},f.prototype.isEven=function(){return 0===(1&this.words[0])},f.prototype.isOdd=function(){return 1===(1&this.words[0])},f.prototype.andln=function(a){return this.words[0]&a},f.prototype.bincn=function(a){d("number"==typeof a);var b=a%26,c=(a-b)/26,e=1<<b;if(this.length<=c)return this._expand(c+1),this.words[c]|=e,this;for(var f=e,g=c;0!==f&&g<this.length;g++){var h=0|this.words[g];h+=f,f=h>>>26,h&=67108863,this.words[g]=h}return 0!==f&&(this.words[g]=f,this.length++),this},f.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},f.prototype.cmpn=function(a){var b=a<0;if(0!==this.negative&&!b)return-1;if(0===this.negative&&b)return 1;this.strip();var c;if(this.length>1)c=1;else{b&&(a=-a),d(a<=67108863,"Number is too big");var e=0|this.words[0];c=e===a?0:e<a?-1:1}return 0!==this.negative?0|-c:c},f.prototype.cmp=function(a){if(0!==this.negative&&0===a.negative)return-1;if(0===this.negative&&0!==a.negative)return 1;var b=this.ucmp(a);return 0!==this.negative?0|-b:b},f.prototype.ucmp=function(a){if(this.length>a.length)return 1;if(this.length<a.length)return-1;for(var b=0,c=this.length-1;c>=0;c--){var d=0|this.words[c],e=0|a.words[c];if(d!==e){d<e?b=-1:d>e&&(b=1);break}}return b},f.prototype.gtn=function(a){return 1===this.cmpn(a)},f.prototype.gt=function(a){return 1===this.cmp(a)},f.prototype.gten=function(a){return this.cmpn(a)>=0},f.prototype.gte=function(a){return this.cmp(a)>=0},f.prototype.ltn=function(a){return this.cmpn(a)===-1},f.prototype.lt=function(a){return this.cmp(a)===-1},f.prototype.lten=function(a){return this.cmpn(a)<=0},f.prototype.lte=function(a){return this.cmp(a)<=0},f.prototype.eqn=function(a){return 0===this.cmpn(a)},f.prototype.eq=function(a){return 0===this.cmp(a)},f.red=function(a){return new s(a)},f.prototype.toRed=function(a){return d(!this.red,"Already a number in reduction context"),d(0===this.negative,"red works only with positives"),a.convertTo(this)._forceRed(a)},f.prototype.fromRed=function(){return d(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},f.prototype._forceRed=function(a){return this.red=a,this},f.prototype.forceRed=function(a){return d(!this.red,"Already a number in reduction context"),this._forceRed(a)},f.prototype.redAdd=function(a){return d(this.red,"redAdd works only with red numbers"),this.red.add(this,a)},f.prototype.redIAdd=function(a){return d(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,a)},f.prototype.redSub=function(a){return d(this.red,"redSub works only with red numbers"),this.red.sub(this,a)},f.prototype.redISub=function(a){return d(this.red,"redISub works only with red numbers"),this.red.isub(this,a)},f.prototype.redShl=function(a){return d(this.red,"redShl works only with red numbers"),this.red.shl(this,a)},f.prototype.redMul=function(a){return d(this.red,"redMul works only with red numbers"),this.red._verify2(this,a),this.red.mul(this,a)},f.prototype.redIMul=function(a){return d(this.red,"redMul works only with red numbers"),this.red._verify2(this,a),this.red.imul(this,a)},f.prototype.redSqr=function(){return d(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},f.prototype.redISqr=function(){return d(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},f.prototype.redSqrt=function(){return d(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},f.prototype.redInvm=function(){return d(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},f.prototype.redNeg=function(){return d(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},f.prototype.redPow=function(a){return d(this.red&&!a.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,a)};var A={k256:null,p224:null,p192:null,p25519:null};n.prototype._tmp=function(){var a=new f(null);return a.words=new Array(Math.ceil(this.n/13)),a},n.prototype.ireduce=function(a){var b,c=a;do this.split(c,this.tmp),c=this.imulK(c),c=c.iadd(this.tmp),b=c.bitLength();while(b>this.n);var d=b<this.n?-1:c.ucmp(this.p);return 0===d?(c.words[0]=0,c.length=1):d>0?c.isub(this.p):c.strip(),c},n.prototype.split=function(a,b){a.iushrn(this.n,0,b)},n.prototype.imulK=function(a){return a.imul(this.k)},e(o,n),o.prototype.split=function(a,b){for(var c=4194303,d=Math.min(a.length,9),e=0;e<d;e++)b.words[e]=a.words[e];if(b.length=d,a.length<=9)return a.words[0]=0,void(a.length=1);var f=a.words[9];for(b.words[b.length++]=f&c,e=10;e<a.length;e++){var g=0|a.words[e];a.words[e-10]=(g&c)<<4|f>>>22,f=g}f>>>=22,a.words[e-10]=f,0===f&&a.length>10?a.length-=10:a.length-=9},o.prototype.imulK=function(a){a.words[a.length]=0,a.words[a.length+1]=0,a.length+=2;for(var b=0,c=0;c<a.length;c++){var d=0|a.words[c];b+=977*d,a.words[c]=67108863&b,b=64*d+(b/67108864|0)}return 0===a.words[a.length-1]&&(a.length--,0===a.words[a.length-1]&&a.length--),a},e(p,n),e(q,n),e(r,n),r.prototype.imulK=function(a){for(var b=0,c=0;c<a.length;c++){var d=19*(0|a.words[c])+b,e=67108863&d;d>>>=26,a.words[c]=e,b=d}return 0!==b&&(a.words[a.length++]=b),a},f._prime=function B(a){if(A[a])return A[a];var B;if("k256"===a)B=new o;else if("p224"===a)B=new p;else if("p192"===a)B=new q;else{if("p25519"!==a)throw new Error("Unknown prime "+a);B=new r}return A[a]=B,B},s.prototype._verify1=function(a){d(0===a.negative,"red works only with positives"),d(a.red,"red works only with red numbers")},s.prototype._verify2=function(a,b){d(0===(a.negative|b.negative),"red works only with positives"),d(a.red&&a.red===b.red,"red works only with red numbers")},s.prototype.imod=function(a){return this.prime?this.prime.ireduce(a)._forceRed(this):a.umod(this.m)._forceRed(this)},s.prototype.neg=function(a){return a.isZero()?a.clone():this.m.sub(a)._forceRed(this)},s.prototype.add=function(a,b){this._verify2(a,b);var c=a.add(b);return c.cmp(this.m)>=0&&c.isub(this.m),c._forceRed(this)},s.prototype.iadd=function(a,b){this._verify2(a,b);var c=a.iadd(b);return c.cmp(this.m)>=0&&c.isub(this.m),c},s.prototype.sub=function(a,b){this._verify2(a,b);var c=a.sub(b);return c.cmpn(0)<0&&c.iadd(this.m),c._forceRed(this)},s.prototype.isub=function(a,b){this._verify2(a,b);var c=a.isub(b);return c.cmpn(0)<0&&c.iadd(this.m),c},s.prototype.shl=function(a,b){return this._verify1(a),this.imod(a.ushln(b))},s.prototype.imul=function(a,b){return this._verify2(a,b),this.imod(a.imul(b))},s.prototype.mul=function(a,b){return this._verify2(a,b),this.imod(a.mul(b))},s.prototype.isqr=function(a){return this.imul(a,a.clone())},s.prototype.sqr=function(a){return this.mul(a,a)},s.prototype.sqrt=function(a){if(a.isZero())return a.clone();var b=this.m.andln(3);if(d(b%2===1),3===b){var c=this.m.add(new f(1)).iushrn(2);return this.pow(a,c)}for(var e=this.m.subn(1),g=0;!e.isZero()&&0===e.andln(1);)g++,e.iushrn(1);d(!e.isZero());var h=new f(1).toRed(this),i=h.redNeg(),j=this.m.subn(1).iushrn(1),k=this.m.bitLength();for(k=new f(2*k*k).toRed(this);0!==this.pow(k,j).cmp(i);)k.redIAdd(i);for(var l=this.pow(k,e),m=this.pow(a,e.addn(1).iushrn(1)),n=this.pow(a,e),o=g;0!==n.cmp(h);){for(var p=n,q=0;0!==p.cmp(h);q++)p=p.redSqr();d(q<o);var r=this.pow(l,new f(1).iushln(o-q-1));m=m.redMul(r),l=r.redSqr(),n=n.redMul(l),o=q}return m},s.prototype.invm=function(a){var b=a._invmp(this.m);return 0!==b.negative?(b.negative=0,this.imod(b).redNeg()):this.imod(b)},s.prototype.pow=function(a,b){if(b.isZero())return new f(1).toRed(this);if(0===b.cmpn(1))return a.clone();var c=4,d=new Array(1<<c);d[0]=new f(1).toRed(this),d[1]=a;for(var e=2;e<d.length;e++)d[e]=this.mul(d[e-1],a);var g=d[0],h=0,i=0,j=b.bitLength()%26;for(0===j&&(j=26),e=b.length-1;e>=0;e--){for(var k=b.words[e],l=j-1;l>=0;l--){var m=k>>l&1;g!==d[0]&&(g=this.sqr(g)),0!==m||0!==h?(h<<=1,h|=m,i++,(i===c||0===e&&0===l)&&(g=this.mul(g,d[h]),i=0,h=0)):i=0}j=26}return g},s.prototype.convertTo=function(a){var b=a.umod(this.m);return b===a?b.clone():b},s.prototype.convertFrom=function(a){var b=a.clone();return b.red=null,b},f.mont=function(a){return new t(a)},e(t,s),t.prototype.convertTo=function(a){return this.imod(a.ushln(this.shift))},t.prototype.convertFrom=function(a){var b=this.imod(a.mul(this.rinv));return b.red=null,b},t.prototype.imul=function(a,b){if(a.isZero()||b.isZero())return a.words[0]=0,a.length=1,a;var c=a.imul(b),d=c.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),e=c.isub(d).iushrn(this.shift),f=e;return e.cmp(this.m)>=0?f=e.isub(this.m):e.cmpn(0)<0&&(f=e.iadd(this.m)),f._forceRed(this)},t.prototype.mul=function(a,b){if(a.isZero()||b.isZero())return new f(0)._forceRed(this);var c=a.mul(b),d=c.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),e=c.isub(d).iushrn(this.shift),g=e;return e.cmp(this.m)>=0?g=e.isub(this.m):e.cmpn(0)<0&&(g=e.iadd(this.m)),g._forceRed(this)},t.prototype.invm=function(a){var b=this.imod(a._invmp(this.m).mul(this.r2));return b._forceRed(this)}}("undefined"==typeof b||b,this)},{buffer:8}],7:[function(a,b,c){var d=a("../../utils").randomBytes;b.exports=function(a){return d(a)}},{"../../utils":63}],8:[function(a,b,c){},{}],9:[function(a,b,c){"use strict";var d=c;d.version=a("../package.json").version,d.utils=a("./elliptic/utils"),d.rand=a("brorand"),d.hmacDRBG=a("./elliptic/hmac-drbg"),d.curve=a("./elliptic/curve"),d.curves=a("./elliptic/curves"),d.ec=a("./elliptic/ec"),d.eddsa=a("./elliptic/eddsa")},{"../package.json":23,"./elliptic/curve":12,"./elliptic/curves":15,"./elliptic/ec":16,"./elliptic/eddsa":19,"./elliptic/hmac-drbg":20,"./elliptic/utils":22,brorand:7}],10:[function(a,b,c){"use strict";function d(a,b){this.type=a,this.p=new f(b.p,16),this.red=b.prime?f.red(b.prime):f.mont(this.p),this.zero=new f(0).toRed(this.red),this.one=new f(1).toRed(this.red),this.two=new f(2).toRed(this.red),this.n=b.n&&new f(b.n,16),this.g=b.g&&this.pointFromJSON(b.g,b.gRed),this._wnafT1=new Array(4),this._wnafT2=new Array(4),this._wnafT3=new Array(4),this._wnafT4=new Array(4);var c=this.n&&this.p.div(this.n);!c||c.cmpn(100)>0?this.redN=null:(this._maxwellTrick=!0,this.redN=this.n.toRed(this.red))}function e(a,b){this.curve=a,this.type=b,this.precomputed=null}var f=a("bn.js"),g=a("../../elliptic"),h=g.utils,i=h.getNAF,j=h.getJSF,k=h.assert;b.exports=d,d.prototype.point=function(){throw new Error("Not implemented")},d.prototype.validate=function(){throw new Error("Not implemented")},d.prototype._fixedNafMul=function(a,b){k(a.precomputed);var c=a._getDoubles(),d=i(b,1),e=(1<<c.step+1)-(c.step%2===0?2:1);e/=3;for(var f=[],g=0;g<d.length;g+=c.step){for(var h=0,b=g+c.step-1;b>=g;b--)h=(h<<1)+d[b];f.push(h)}for(var j=this.jpoint(null,null,null),l=this.jpoint(null,null,null),m=e;m>0;m--){for(var g=0;g<f.length;g++){var h=f[g];h===m?l=l.mixedAdd(c.points[g]):h===-m&&(l=l.mixedAdd(c.points[g].neg()))}j=j.add(l)}return j.toP()},d.prototype._wnafMul=function(a,b){var c=4,d=a._getNAFPoints(c);c=d.wnd;for(var e=d.points,f=i(b,c),g=this.jpoint(null,null,null),h=f.length-1;h>=0;h--){for(var b=0;h>=0&&0===f[h];h--)b++;if(h>=0&&b++,g=g.dblp(b),h<0)break;var j=f[h];k(0!==j),g="affine"===a.type?j>0?g.mixedAdd(e[j-1>>1]):g.mixedAdd(e[-j-1>>1].neg()):j>0?g.add(e[j-1>>1]):g.add(e[-j-1>>1].neg())}return"affine"===a.type?g.toP():g},d.prototype._wnafMulAdd=function(a,b,c,d,e){for(var f=this._wnafT1,g=this._wnafT2,h=this._wnafT3,k=0,l=0;l<d;l++){var m=b[l],n=m._getNAFPoints(a);f[l]=n.wnd,g[l]=n.points}for(var l=d-1;l>=1;l-=2){var o=l-1,p=l;if(1===f[o]&&1===f[p]){var q=[b[o],null,null,b[p]];0===b[o].y.cmp(b[p].y)?(q[1]=b[o].add(b[p]),q[2]=b[o].toJ().mixedAdd(b[p].neg())):0===b[o].y.cmp(b[p].y.redNeg())?(q[1]=b[o].toJ().mixedAdd(b[p]),q[2]=b[o].add(b[p].neg())):(q[1]=b[o].toJ().mixedAdd(b[p]),q[2]=b[o].toJ().mixedAdd(b[p].neg()));var r=[-3,-1,-5,-7,0,7,5,1,3],s=j(c[o],c[p]);k=Math.max(s[0].length,k),h[o]=new Array(k),h[p]=new Array(k);for(var t=0;t<k;t++){var u=0|s[0][t],v=0|s[1][t];h[o][t]=r[3*(u+1)+(v+1)],h[p][t]=0,g[o]=q}}else h[o]=i(c[o],f[o]),h[p]=i(c[p],f[p]),k=Math.max(h[o].length,k),k=Math.max(h[p].length,k)}for(var w=this.jpoint(null,null,null),x=this._wnafT4,l=k;l>=0;l--){for(var y=0;l>=0;){for(var z=!0,t=0;t<d;t++)x[t]=0|h[t][l],0!==x[t]&&(z=!1);if(!z)break;y++,l--}if(l>=0&&y++,w=w.dblp(y),l<0)break;for(var t=0;t<d;t++){var m,A=x[t];0!==A&&(A>0?m=g[t][A-1>>1]:A<0&&(m=g[t][-A-1>>1].neg()),w="affine"===m.type?w.mixedAdd(m):w.add(m))}}for(var l=0;l<d;l++)g[l]=null;return e?w:w.toP()},d.BasePoint=e,e.prototype.eq=function(){throw new Error("Not implemented")},e.prototype.validate=function(){return this.curve.validate(this)},d.prototype.decodePoint=function(a,b){a=h.toArray(a,b);var c=this.p.byteLength();if((4===a[0]||6===a[0]||7===a[0])&&a.length-1===2*c){6===a[0]?k(a[a.length-1]%2===0):7===a[0]&&k(a[a.length-1]%2===1);var d=this.point(a.slice(1,1+c),a.slice(1+c,1+2*c));return d}if((2===a[0]||3===a[0])&&a.length-1===c)return this.pointFromX(a.slice(1,1+c),3===a[0]);throw new Error("Unknown point format")},e.prototype.encodeCompressed=function(a){return this.encode(a,!0)},e.prototype._encode=function(a){var b=this.curve.p.byteLength(),c=this.getX().toArray("be",b);return a?[this.getY().isEven()?2:3].concat(c):[4].concat(c,this.getY().toArray("be",b))},e.prototype.encode=function(a,b){return h.encode(this._encode(b),a)},e.prototype.precompute=function(a){if(this.precomputed)return this;var b={doubles:null,naf:null,beta:null};return b.naf=this._getNAFPoints(8),b.doubles=this._getDoubles(4,a),b.beta=this._getBeta(),this.precomputed=b,this},e.prototype._hasDoubles=function(a){if(!this.precomputed)return!1;var b=this.precomputed.doubles;return!!b&&b.points.length>=Math.ceil((a.bitLength()+1)/b.step)},e.prototype._getDoubles=function(a,b){if(this.precomputed&&this.precomputed.doubles)return this.precomputed.doubles;for(var c=[this],d=this,e=0;e<b;e+=a){for(var f=0;f<a;f++)d=d.dbl();c.push(d)}return{step:a,points:c}},e.prototype._getNAFPoints=function(a){if(this.precomputed&&this.precomputed.naf)return this.precomputed.naf;for(var b=[this],c=(1<<a)-1,d=1===c?null:this.dbl(),e=1;e<c;e++)b[e]=b[e-1].add(d);return{wnd:a,points:b}},e.prototype._getBeta=function(){return null},e.prototype.dblp=function(a){for(var b=this,c=0;c<a;c++)b=b.dbl();return b}},{"../../elliptic":9,"bn.js":6}],11:[function(a,b,c){b.exports={}},{}],12:[function(a,b,c){"use strict";var d=c;d.base=a("./base"),d["short"]=a("./short"),d.mont=a("./mont"),d.edwards=a("./edwards")},{"./base":10,"./edwards":11,"./mont":13,"./short":14}],13:[function(a,b,c){arguments[4][11][0].apply(c,arguments)},{dup:11}],14:[function(a,b,c){"use strict";function d(a){k.call(this,"short",a),this.a=new i(a.a,16).toRed(this.red),this.b=new i(a.b,16).toRed(this.red),this.tinv=this.two.redInvm(),this.zeroA=0===this.a.fromRed().cmpn(0),this.threeA=0===this.a.fromRed().sub(this.p).cmpn(-3),this.endo=this._getEndomorphism(a),this._endoWnafT1=new Array(4),this._endoWnafT2=new Array(4)}function e(a,b,c,d){k.BasePoint.call(this,a,"affine"),null===b&&null===c?(this.x=null,this.y=null,this.inf=!0):(this.x=new i(b,16),this.y=new i(c,16),d&&(this.x.forceRed(this.curve.red),this.y.forceRed(this.curve.red)),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.y.red||(this.y=this.y.toRed(this.curve.red)),this.inf=!1)}function f(a,b,c,d){k.BasePoint.call(this,a,"jacobian"),null===b&&null===c&&null===d?(this.x=this.curve.one,this.y=this.curve.one,this.z=new i(0)):(this.x=new i(b,16),this.y=new i(c,16),this.z=new i(d,16)),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.y.red||(this.y=this.y.toRed(this.curve.red)),this.z.red||(this.z=this.z.toRed(this.curve.red)),this.zOne=this.z===this.curve.one}var g=a("../curve"),h=a("../../elliptic"),i=a("bn.js"),j=a("inherits"),k=g.base,l=h.utils.assert;j(d,k),b.exports=d,d.prototype._getEndomorphism=function(a){if(this.zeroA&&this.g&&this.n&&1===this.p.modn(3)){var b,c;if(a.beta)b=new i(a.beta,16).toRed(this.red);else{var d=this._getEndoRoots(this.p);b=d[0].cmp(d[1])<0?d[0]:d[1],b=b.toRed(this.red)}if(a.lambda)c=new i(a.lambda,16);else{var e=this._getEndoRoots(this.n);0===this.g.mul(e[0]).x.cmp(this.g.x.redMul(b))?c=e[0]:(c=e[1],l(0===this.g.mul(c).x.cmp(this.g.x.redMul(b))))}var f;return f=a.basis?a.basis.map(function(a){return{a:new i(a.a,16),b:new i(a.b,16)}}):this._getEndoBasis(c),{beta:b,lambda:c,basis:f}}},d.prototype._getEndoRoots=function(a){var b=a===this.p?this.red:i.mont(a),c=new i(2).toRed(b).redInvm(),d=c.redNeg(),e=new i(3).toRed(b).redNeg().redSqrt().redMul(c),f=d.redAdd(e).fromRed(),g=d.redSub(e).fromRed();return[f,g]},d.prototype._getEndoBasis=function(a){for(var b,c,d,e,f,g,h,j,k,l=this.n.ushrn(Math.floor(this.n.bitLength()/2)),m=a,n=this.n.clone(),o=new i(1),p=new i(0),q=new i(0),r=new i(1),s=0;0!==m.cmpn(0);){var t=n.div(m);j=n.sub(t.mul(m)),k=q.sub(t.mul(o));var u=r.sub(t.mul(p));if(!d&&j.cmp(l)<0)b=h.neg(),c=o,d=j.neg(),e=k;else if(d&&2===++s)break;h=j,n=m,m=j,q=o,o=k,r=p,p=u}f=j.neg(),g=k;var v=d.sqr().add(e.sqr()),w=f.sqr().add(g.sqr());return w.cmp(v)>=0&&(f=b,g=c),d.negative&&(d=d.neg(),e=e.neg()),f.negative&&(f=f.neg(),g=g.neg()),[{a:d,b:e},{a:f,b:g}]},d.prototype._endoSplit=function(a){var b=this.endo.basis,c=b[0],d=b[1],e=d.b.mul(a).divRound(this.n),f=c.b.neg().mul(a).divRound(this.n),g=e.mul(c.a),h=f.mul(d.a),i=e.mul(c.b),j=f.mul(d.b),k=a.sub(g).sub(h),l=i.add(j).neg();return{k1:k,k2:l}},d.prototype.pointFromX=function(a,b){a=new i(a,16),a.red||(a=a.toRed(this.red));var c=a.redSqr().redMul(a).redIAdd(a.redMul(this.a)).redIAdd(this.b),d=c.redSqrt();if(0!==d.redSqr().redSub(c).cmp(this.zero))throw new Error("invalid point");var e=d.fromRed().isOdd();return(b&&!e||!b&&e)&&(d=d.redNeg()),this.point(a,d)},d.prototype.validate=function(a){if(a.inf)return!0;var b=a.x,c=a.y,d=this.a.redMul(b),e=b.redSqr().redMul(b).redIAdd(d).redIAdd(this.b);return 0===c.redSqr().redISub(e).cmpn(0)},d.prototype._endoWnafMulAdd=function(a,b,c){for(var d=this._endoWnafT1,e=this._endoWnafT2,f=0;f<a.length;f++){var g=this._endoSplit(b[f]),h=a[f],i=h._getBeta();g.k1.negative&&(g.k1.ineg(),h=h.neg(!0)),g.k2.negative&&(g.k2.ineg(),i=i.neg(!0)),d[2*f]=h,d[2*f+1]=i,e[2*f]=g.k1,e[2*f+1]=g.k2}for(var j=this._wnafMulAdd(1,d,e,2*f,c),k=0;k<2*f;k++)d[k]=null,e[k]=null;return j},j(e,k.BasePoint),d.prototype.point=function(a,b,c){return new e(this,a,b,c)},d.prototype.pointFromJSON=function(a,b){return e.fromJSON(this,a,b)},e.prototype._getBeta=function(){if(this.curve.endo){var a=this.precomputed;if(a&&a.beta)return a.beta;var b=this.curve.point(this.x.redMul(this.curve.endo.beta),this.y);if(a){var c=this.curve,d=function(a){return c.point(a.x.redMul(c.endo.beta),a.y)};a.beta=b,b.precomputed={beta:null,naf:a.naf&&{wnd:a.naf.wnd,points:a.naf.points.map(d)},doubles:a.doubles&&{step:a.doubles.step,points:a.doubles.points.map(d)}}}return b}},e.prototype.toJSON=function(){return this.precomputed?[this.x,this.y,this.precomputed&&{doubles:this.precomputed.doubles&&{step:this.precomputed.doubles.step,points:this.precomputed.doubles.points.slice(1)},naf:this.precomputed.naf&&{wnd:this.precomputed.naf.wnd,points:this.precomputed.naf.points.slice(1)}}]:[this.x,this.y]},e.fromJSON=function(a,b,c){function d(b){return a.point(b[0],b[1],c)}"string"==typeof b&&(b=JSON.parse(b));var e=a.point(b[0],b[1],c);if(!b[2])return e;var f=b[2];return e.precomputed={beta:null,doubles:f.doubles&&{step:f.doubles.step,points:[e].concat(f.doubles.points.map(d))},naf:f.naf&&{wnd:f.naf.wnd,points:[e].concat(f.naf.points.map(d))}},e},e.prototype.inspect=function(){return this.isInfinity()?"<EC Point Infinity>":"<EC Point x: "+this.x.fromRed().toString(16,2)+" y: "+this.y.fromRed().toString(16,2)+">"},e.prototype.isInfinity=function(){return this.inf},e.prototype.add=function(a){if(this.inf)return a;if(a.inf)return this;if(this.eq(a))return this.dbl();if(this.neg().eq(a))return this.curve.point(null,null);if(0===this.x.cmp(a.x))return this.curve.point(null,null);var b=this.y.redSub(a.y);0!==b.cmpn(0)&&(b=b.redMul(this.x.redSub(a.x).redInvm()));var c=b.redSqr().redISub(this.x).redISub(a.x),d=b.redMul(this.x.redSub(c)).redISub(this.y);return this.curve.point(c,d)},e.prototype.dbl=function(){if(this.inf)return this;var a=this.y.redAdd(this.y);if(0===a.cmpn(0))return this.curve.point(null,null);var b=this.curve.a,c=this.x.redSqr(),d=a.redInvm(),e=c.redAdd(c).redIAdd(c).redIAdd(b).redMul(d),f=e.redSqr().redISub(this.x.redAdd(this.x)),g=e.redMul(this.x.redSub(f)).redISub(this.y);return this.curve.point(f,g)},e.prototype.getX=function(){return this.x.fromRed()},e.prototype.getY=function(){return this.y.fromRed()},e.prototype.mul=function(a){return a=new i(a,16),this._hasDoubles(a)?this.curve._fixedNafMul(this,a):this.curve.endo?this.curve._endoWnafMulAdd([this],[a]):this.curve._wnafMul(this,a)},e.prototype.mulAdd=function(a,b,c){var d=[this,b],e=[a,c];return this.curve.endo?this.curve._endoWnafMulAdd(d,e):this.curve._wnafMulAdd(1,d,e,2)},e.prototype.jmulAdd=function(a,b,c){var d=[this,b],e=[a,c];return this.curve.endo?this.curve._endoWnafMulAdd(d,e,!0):this.curve._wnafMulAdd(1,d,e,2,!0)},e.prototype.eq=function(a){return this===a||this.inf===a.inf&&(this.inf||0===this.x.cmp(a.x)&&0===this.y.cmp(a.y))},e.prototype.neg=function(a){if(this.inf)return this;var b=this.curve.point(this.x,this.y.redNeg());if(a&&this.precomputed){var c=this.precomputed,d=function(a){return a.neg()};b.precomputed={naf:c.naf&&{wnd:c.naf.wnd,points:c.naf.points.map(d)},doubles:c.doubles&&{step:c.doubles.step,points:c.doubles.points.map(d)}}}return b},e.prototype.toJ=function(){if(this.inf)return this.curve.jpoint(null,null,null);var a=this.curve.jpoint(this.x,this.y,this.curve.one);return a},j(f,k.BasePoint),d.prototype.jpoint=function(a,b,c){return new f(this,a,b,c)},f.prototype.toP=function(){if(this.isInfinity())return this.curve.point(null,null);var a=this.z.redInvm(),b=a.redSqr(),c=this.x.redMul(b),d=this.y.redMul(b).redMul(a);return this.curve.point(c,d)},f.prototype.neg=function(){return this.curve.jpoint(this.x,this.y.redNeg(),this.z)},f.prototype.add=function(a){if(this.isInfinity())return a;if(a.isInfinity())return this;var b=a.z.redSqr(),c=this.z.redSqr(),d=this.x.redMul(b),e=a.x.redMul(c),f=this.y.redMul(b.redMul(a.z)),g=a.y.redMul(c.redMul(this.z)),h=d.redSub(e),i=f.redSub(g);if(0===h.cmpn(0))return 0!==i.cmpn(0)?this.curve.jpoint(null,null,null):this.dbl();var j=h.redSqr(),k=j.redMul(h),l=d.redMul(j),m=i.redSqr().redIAdd(k).redISub(l).redISub(l),n=i.redMul(l.redISub(m)).redISub(f.redMul(k)),o=this.z.redMul(a.z).redMul(h);return this.curve.jpoint(m,n,o)},f.prototype.mixedAdd=function(a){if(this.isInfinity())return a.toJ();if(a.isInfinity())return this;var b=this.z.redSqr(),c=this.x,d=a.x.redMul(b),e=this.y,f=a.y.redMul(b).redMul(this.z),g=c.redSub(d),h=e.redSub(f);if(0===g.cmpn(0))return 0!==h.cmpn(0)?this.curve.jpoint(null,null,null):this.dbl();var i=g.redSqr(),j=i.redMul(g),k=c.redMul(i),l=h.redSqr().redIAdd(j).redISub(k).redISub(k),m=h.redMul(k.redISub(l)).redISub(e.redMul(j)),n=this.z.redMul(g);
 return this.curve.jpoint(l,m,n)},f.prototype.dblp=function(a){if(0===a)return this;if(this.isInfinity())return this;if(!a)return this.dbl();if(this.curve.zeroA||this.curve.threeA){for(var b=this,c=0;c<a;c++)b=b.dbl();return b}for(var d=this.curve.a,e=this.curve.tinv,f=this.x,g=this.y,h=this.z,i=h.redSqr().redSqr(),j=g.redAdd(g),c=0;c<a;c++){var k=f.redSqr(),l=j.redSqr(),m=l.redSqr(),n=k.redAdd(k).redIAdd(k).redIAdd(d.redMul(i)),o=f.redMul(l),p=n.redSqr().redISub(o.redAdd(o)),q=o.redISub(p),r=n.redMul(q);r=r.redIAdd(r).redISub(m);var s=j.redMul(h);c+1<a&&(i=i.redMul(m)),f=p,h=s,j=r}return this.curve.jpoint(f,j.redMul(e),h)},f.prototype.dbl=function(){return this.isInfinity()?this:this.curve.zeroA?this._zeroDbl():this.curve.threeA?this._threeDbl():this._dbl()},f.prototype._zeroDbl=function(){var a,b,c;if(this.zOne){var d=this.x.redSqr(),e=this.y.redSqr(),f=e.redSqr(),g=this.x.redAdd(e).redSqr().redISub(d).redISub(f);g=g.redIAdd(g);var h=d.redAdd(d).redIAdd(d),i=h.redSqr().redISub(g).redISub(g),j=f.redIAdd(f);j=j.redIAdd(j),j=j.redIAdd(j),a=i,b=h.redMul(g.redISub(i)).redISub(j),c=this.y.redAdd(this.y)}else{var k=this.x.redSqr(),l=this.y.redSqr(),m=l.redSqr(),n=this.x.redAdd(l).redSqr().redISub(k).redISub(m);n=n.redIAdd(n);var o=k.redAdd(k).redIAdd(k),p=o.redSqr(),q=m.redIAdd(m);q=q.redIAdd(q),q=q.redIAdd(q),a=p.redISub(n).redISub(n),b=o.redMul(n.redISub(a)).redISub(q),c=this.y.redMul(this.z),c=c.redIAdd(c)}return this.curve.jpoint(a,b,c)},f.prototype._threeDbl=function(){var a,b,c;if(this.zOne){var d=this.x.redSqr(),e=this.y.redSqr(),f=e.redSqr(),g=this.x.redAdd(e).redSqr().redISub(d).redISub(f);g=g.redIAdd(g);var h=d.redAdd(d).redIAdd(d).redIAdd(this.curve.a),i=h.redSqr().redISub(g).redISub(g);a=i;var j=f.redIAdd(f);j=j.redIAdd(j),j=j.redIAdd(j),b=h.redMul(g.redISub(i)).redISub(j),c=this.y.redAdd(this.y)}else{var k=this.z.redSqr(),l=this.y.redSqr(),m=this.x.redMul(l),n=this.x.redSub(k).redMul(this.x.redAdd(k));n=n.redAdd(n).redIAdd(n);var o=m.redIAdd(m);o=o.redIAdd(o);var p=o.redAdd(o);a=n.redSqr().redISub(p),c=this.y.redAdd(this.z).redSqr().redISub(l).redISub(k);var q=l.redSqr();q=q.redIAdd(q),q=q.redIAdd(q),q=q.redIAdd(q),b=n.redMul(o.redISub(a)).redISub(q)}return this.curve.jpoint(a,b,c)},f.prototype._dbl=function(){var a=this.curve.a,b=this.x,c=this.y,d=this.z,e=d.redSqr().redSqr(),f=b.redSqr(),g=c.redSqr(),h=f.redAdd(f).redIAdd(f).redIAdd(a.redMul(e)),i=b.redAdd(b);i=i.redIAdd(i);var j=i.redMul(g),k=h.redSqr().redISub(j.redAdd(j)),l=j.redISub(k),m=g.redSqr();m=m.redIAdd(m),m=m.redIAdd(m),m=m.redIAdd(m);var n=h.redMul(l).redISub(m),o=c.redAdd(c).redMul(d);return this.curve.jpoint(k,n,o)},f.prototype.trpl=function(){if(!this.curve.zeroA)return this.dbl().add(this);var a=this.x.redSqr(),b=this.y.redSqr(),c=this.z.redSqr(),d=b.redSqr(),e=a.redAdd(a).redIAdd(a),f=e.redSqr(),g=this.x.redAdd(b).redSqr().redISub(a).redISub(d);g=g.redIAdd(g),g=g.redAdd(g).redIAdd(g),g=g.redISub(f);var h=g.redSqr(),i=d.redIAdd(d);i=i.redIAdd(i),i=i.redIAdd(i),i=i.redIAdd(i);var j=e.redIAdd(g).redSqr().redISub(f).redISub(h).redISub(i),k=b.redMul(j);k=k.redIAdd(k),k=k.redIAdd(k);var l=this.x.redMul(h).redISub(k);l=l.redIAdd(l),l=l.redIAdd(l);var m=this.y.redMul(j.redMul(i.redISub(j)).redISub(g.redMul(h)));m=m.redIAdd(m),m=m.redIAdd(m),m=m.redIAdd(m);var n=this.z.redAdd(g).redSqr().redISub(c).redISub(h);return this.curve.jpoint(l,m,n)},f.prototype.mul=function(a,b){return a=new i(a,b),this.curve._wnafMul(this,a)},f.prototype.eq=function(a){if("affine"===a.type)return this.eq(a.toJ());if(this===a)return!0;var b=this.z.redSqr(),c=a.z.redSqr();if(0!==this.x.redMul(c).redISub(a.x.redMul(b)).cmpn(0))return!1;var d=b.redMul(this.z),e=c.redMul(a.z);return 0===this.y.redMul(e).redISub(a.y.redMul(d)).cmpn(0)},f.prototype.eqXToP=function(a){var b=this.z.redSqr(),c=a.toRed(this.curve.red).redMul(b);if(0===this.x.cmp(c))return!0;for(var d=a.clone(),e=this.curve.redN.redMul(b);;){if(d.iadd(this.curve.n),d.cmp(this.curve.p)>=0)return!1;if(c.redIAdd(e),0===this.x.cmp(c))return!0}return!1},f.prototype.inspect=function(){return this.isInfinity()?"<EC JPoint Infinity>":"<EC JPoint x: "+this.x.toString(16,2)+" y: "+this.y.toString(16,2)+" z: "+this.z.toString(16,2)+">"},f.prototype.isInfinity=function(){return 0===this.z.cmpn(0)}},{"../../elliptic":9,"../curve":12,"bn.js":6,inherits:37}],15:[function(a,b,c){"use strict";function d(a){"short"===a.type?this.curve=new h.curve["short"](a):"edwards"===a.type?this.curve=new h.curve.edwards(a):this.curve=new h.curve.mont(a),this.g=this.curve.g,this.n=this.curve.n,this.hash=a.hash,i(this.g.validate(),"Invalid curve"),i(this.g.mul(this.n).isInfinity(),"Invalid curve, G*N != O")}function e(a,b){Object.defineProperty(f,a,{configurable:!0,enumerable:!0,get:function(){var c=new d(b);return Object.defineProperty(f,a,{configurable:!0,enumerable:!0,value:c}),c}})}var f=c,g=a("hash.js"),h=a("../elliptic"),i=h.utils.assert;f.PresetCurve=d,e("p192",{type:"short",prime:"p192",p:"ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff",a:"ffffffff ffffffff ffffffff fffffffe ffffffff fffffffc",b:"64210519 e59c80e7 0fa7e9ab 72243049 feb8deec c146b9b1",n:"ffffffff ffffffff ffffffff 99def836 146bc9b1 b4d22831",hash:g.sha256,gRed:!1,g:["188da80e b03090f6 7cbf20eb 43a18800 f4ff0afd 82ff1012","07192b95 ffc8da78 631011ed 6b24cdd5 73f977a1 1e794811"]}),e("p224",{type:"short",prime:"p224",p:"ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001",a:"ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff fffffffe",b:"b4050a85 0c04b3ab f5413256 5044b0b7 d7bfd8ba 270b3943 2355ffb4",n:"ffffffff ffffffff ffffffff ffff16a2 e0b8f03e 13dd2945 5c5c2a3d",hash:g.sha256,gRed:!1,g:["b70e0cbd 6bb4bf7f 321390b9 4a03c1d3 56c21122 343280d6 115c1d21","bd376388 b5f723fb 4c22dfe6 cd4375a0 5a074764 44d58199 85007e34"]}),e("p256",{type:"short",prime:null,p:"ffffffff 00000001 00000000 00000000 00000000 ffffffff ffffffff ffffffff",a:"ffffffff 00000001 00000000 00000000 00000000 ffffffff ffffffff fffffffc",b:"5ac635d8 aa3a93e7 b3ebbd55 769886bc 651d06b0 cc53b0f6 3bce3c3e 27d2604b",n:"ffffffff 00000000 ffffffff ffffffff bce6faad a7179e84 f3b9cac2 fc632551",hash:g.sha256,gRed:!1,g:["6b17d1f2 e12c4247 f8bce6e5 63a440f2 77037d81 2deb33a0 f4a13945 d898c296","4fe342e2 fe1a7f9b 8ee7eb4a 7c0f9e16 2bce3357 6b315ece cbb64068 37bf51f5"]}),e("p384",{type:"short",prime:null,p:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe ffffffff 00000000 00000000 ffffffff",a:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe ffffffff 00000000 00000000 fffffffc",b:"b3312fa7 e23ee7e4 988e056b e3f82d19 181d9c6e fe814112 0314088f 5013875a c656398d 8a2ed19d 2a85c8ed d3ec2aef",n:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff c7634d81 f4372ddf 581a0db2 48b0a77a ecec196a ccc52973",hash:g.sha384,gRed:!1,g:["aa87ca22 be8b0537 8eb1c71e f320ad74 6e1d3b62 8ba79b98 59f741e0 82542a38 5502f25d bf55296c 3a545e38 72760ab7","3617de4a 96262c6f 5d9e98bf 9292dc29 f8f41dbd 289a147c e9da3113 b5f0b8c0 0a60b1ce 1d7e819d 7a431d7c 90ea0e5f"]}),e("p521",{type:"short",prime:null,p:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff",a:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffc",b:"00000051 953eb961 8e1c9a1f 929a21a0 b68540ee a2da725b 99b315f3 b8b48991 8ef109e1 56193951 ec7e937b 1652c0bd 3bb1bf07 3573df88 3d2c34f1 ef451fd4 6b503f00",n:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffa 51868783 bf2f966b 7fcc0148 f709a5d0 3bb5c9b8 899c47ae bb6fb71e 91386409",hash:g.sha512,gRed:!1,g:["000000c6 858e06b7 0404e9cd 9e3ecb66 2395b442 9c648139 053fb521 f828af60 6b4d3dba a14b5e77 efe75928 fe1dc127 a2ffa8de 3348b3c1 856a429b f97e7e31 c2e5bd66","00000118 39296a78 9a3bc004 5c8a5fb4 2c7d1bd9 98f54449 579b4468 17afbd17 273e662c 97ee7299 5ef42640 c550b901 3fad0761 353c7086 a272c240 88be9476 9fd16650"]}),e("curve25519",{type:"mont",prime:"p25519",p:"7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed",a:"76d06",b:"1",n:"1000000000000000 0000000000000000 14def9dea2f79cd6 5812631a5cf5d3ed",hash:g.sha256,gRed:!1,g:["9"]}),e("ed25519",{type:"edwards",prime:"p25519",p:"7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed",a:"-1",c:"1",d:"52036cee2b6ffe73 8cc740797779e898 00700a4d4141d8ab 75eb4dca135978a3",n:"1000000000000000 0000000000000000 14def9dea2f79cd6 5812631a5cf5d3ed",hash:g.sha256,gRed:!1,g:["216936d3cd6e53fec0a4e231fdd6dc5c692cc7609525a7b2c9562d608f25d51a","6666666666666666666666666666666666666666666666666666666666666658"]});var j;try{j=a("./precomputed/secp256k1")}catch(k){j=void 0}e("secp256k1",{type:"short",prime:"k256",p:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f",a:"0",b:"7",n:"ffffffff ffffffff ffffffff fffffffe baaedce6 af48a03b bfd25e8c d0364141",h:"1",hash:g.sha256,beta:"7ae96a2b657c07106e64479eac3434e99cf0497512f58995c1396c28719501ee",lambda:"5363ad4cc05c30e0a5261c028812645a122e22ea20816678df02967c1b23bd72",basis:[{a:"3086d221a7d46bcde86c90e49284eb15",b:"-e4437ed6010e88286f547fa90abfe4c3"},{a:"114ca50f7a8e2f3f657c1108d9d44cfd8",b:"3086d221a7d46bcde86c90e49284eb15"}],gRed:!1,g:["79be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798","483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8",j]})},{"../elliptic":9,"./precomputed/secp256k1":21,"hash.js":24}],16:[function(a,b,c){"use strict";function d(a){return this instanceof d?("string"==typeof a&&(h(f.curves.hasOwnProperty(a),"Unknown curve "+a),a=f.curves[a]),a instanceof f.curves.PresetCurve&&(a={curve:a}),this.curve=a.curve.curve,this.n=this.curve.n,this.nh=this.n.ushrn(1),this.g=this.curve.g,this.g=a.curve.g,this.g.precompute(a.curve.n.bitLength()+1),void(this.hash=a.hash||a.curve.hash)):new d(a)}var e=a("bn.js"),f=a("../../elliptic"),g=f.utils,h=g.assert,i=a("./key"),j=a("./signature");b.exports=d,d.prototype.keyPair=function(a){return new i(this,a)},d.prototype.keyFromPrivate=function(a,b){return i.fromPrivate(this,a,b)},d.prototype.keyFromPublic=function(a,b){return i.fromPublic(this,a,b)},d.prototype.genKeyPair=function(a){a||(a={});for(var b=new f.hmacDRBG({hash:this.hash,pers:a.pers,entropy:a.entropy||f.rand(this.hash.hmacStrength),nonce:this.n.toArray()}),c=this.n.byteLength(),d=this.n.sub(new e(2));;){var g=new e(b.generate(c));if(!(g.cmp(d)>0))return g.iaddn(1),this.keyFromPrivate(g)}},d.prototype._truncateToN=function(a,b){var c=8*a.byteLength()-this.n.bitLength();return c>0&&(a=a.ushrn(c)),!b&&a.cmp(this.n)>=0?a.sub(this.n):a},d.prototype.sign=function(a,b,c,d){"object"==typeof c&&(d=c,c=null),d||(d={}),b=this.keyFromPrivate(b,c),a=this._truncateToN(new e(a,16));for(var g=this.n.byteLength(),h=b.getPrivate().toArray("be",g),i=a.toArray("be",g),k=new f.hmacDRBG({hash:this.hash,entropy:h,nonce:i,pers:d.pers,persEnc:d.persEnc}),l=this.n.sub(new e(1)),m=0;!0;m++){var n=d.k?d.k(m):new e(k.generate(this.n.byteLength()));if(n=this._truncateToN(n,!0),!(n.cmpn(1)<=0||n.cmp(l)>=0)){var o=this.g.mul(n);if(!o.isInfinity()){var p=o.getX(),q=p.umod(this.n);if(0!==q.cmpn(0)){var r=n.invm(this.n).mul(q.mul(b.getPrivate()).iadd(a));if(r=r.umod(this.n),0!==r.cmpn(0)){var s=(o.getY().isOdd()?1:0)|(0!==p.cmp(q)?2:0);return d.canonical&&r.cmp(this.nh)>0&&(r=this.n.sub(r),s^=1),new j({r:q,s:r,recoveryParam:s})}}}}}},d.prototype.verify=function(a,b,c,d){a=this._truncateToN(new e(a,16)),c=this.keyFromPublic(c,d),b=new j(b,"hex");var f=b.r,g=b.s;if(f.cmpn(1)<0||f.cmp(this.n)>=0)return!1;if(g.cmpn(1)<0||g.cmp(this.n)>=0)return!1;var h=g.invm(this.n),i=h.mul(a).umod(this.n),k=h.mul(f).umod(this.n);if(!this.curve._maxwellTrick){var l=this.g.mulAdd(i,c.getPublic(),k);return!l.isInfinity()&&0===l.getX().umod(this.n).cmp(f)}var l=this.g.jmulAdd(i,c.getPublic(),k);return!l.isInfinity()&&l.eqXToP(f)},d.prototype.recoverPubKey=function(a,b,c,d){h((3&c)===c,"The recovery param is more than two bits"),b=new j(b,d);var f=this.n,g=new e(a),i=b.r,k=b.s,l=1&c,m=c>>1;if(i.cmp(this.curve.p.umod(this.curve.n))>=0&&m)throw new Error("Unable to find sencond key candinate");i=m?this.curve.pointFromX(i.add(this.curve.n),l):this.curve.pointFromX(i,l);var n=b.r.invm(f),o=f.sub(g).mul(n).umod(f),p=k.mul(n).umod(f);return this.g.mulAdd(o,i,p)},d.prototype.getKeyRecoveryParam=function(a,b,c,d){if(b=new j(b,d),null!==b.recoveryParam)return b.recoveryParam;for(var e=0;e<4;e++){var f;try{f=this.recoverPubKey(a,b,e)}catch(a){continue}if(f.eq(c))return e}throw new Error("Unable to find valid recovery factor")}},{"../../elliptic":9,"./key":17,"./signature":18,"bn.js":6}],17:[function(a,b,c){"use strict";function d(a,b){this.ec=a,this.priv=null,this.pub=null,b.priv&&this._importPrivate(b.priv,b.privEnc),b.pub&&this._importPublic(b.pub,b.pubEnc)}var e=a("bn.js"),f=a("../../elliptic"),g=f.utils,h=g.assert;b.exports=d,d.fromPublic=function(a,b,c){return b instanceof d?b:new d(a,{pub:b,pubEnc:c})},d.fromPrivate=function(a,b,c){return b instanceof d?b:new d(a,{priv:b,privEnc:c})},d.prototype.validate=function(){var a=this.getPublic();return a.isInfinity()?{result:!1,reason:"Invalid public key"}:a.validate()?a.mul(this.ec.curve.n).isInfinity()?{result:!0,reason:null}:{result:!1,reason:"Public key * N != O"}:{result:!1,reason:"Public key is not a point"}},d.prototype.getPublic=function(a,b){return"string"==typeof a&&(b=a,a=null),this.pub||(this.pub=this.ec.g.mul(this.priv)),b?this.pub.encode(b,a):this.pub},d.prototype.getPrivate=function(a){return"hex"===a?this.priv.toString(16,2):this.priv},d.prototype._importPrivate=function(a,b){this.priv=new e(a,b||16),this.priv=this.priv.umod(this.ec.curve.n)},d.prototype._importPublic=function(a,b){return a.x||a.y?("mont"===this.ec.curve.type?h(a.x,"Need x coordinate"):"short"!==this.ec.curve.type&&"edwards"!==this.ec.curve.type||h(a.x&&a.y,"Need both x and y coordinate"),void(this.pub=this.ec.curve.point(a.x,a.y))):void(this.pub=this.ec.curve.decodePoint(a,b))},d.prototype.derive=function(a){return a.mul(this.priv).getX()},d.prototype.sign=function(a,b,c){return this.ec.sign(a,this,b,c)},d.prototype.verify=function(a,b){return this.ec.verify(a,b,this)},d.prototype.inspect=function(){return"<Key priv: "+(this.priv&&this.priv.toString(16,2))+" pub: "+(this.pub&&this.pub.inspect())+" >"}},{"../../elliptic":9,"bn.js":6}],18:[function(a,b,c){"use strict";function d(a,b){return a instanceof d?a:void(this._importDER(a,b)||(l(a.r&&a.s,"Signature without r or s"),this.r=new i(a.r,16),this.s=new i(a.s,16),void 0===a.recoveryParam?this.recoveryParam=null:this.recoveryParam=a.recoveryParam))}function e(){this.place=0}function f(a,b){var c=a[b.place++];if(!(128&c))return c;for(var d=15&c,e=0,f=0,g=b.place;f<d;f++,g++)e<<=8,e|=a[g];return b.place=g,e}function g(a){for(var b=0,c=a.length-1;!a[b]&&!(128&a[b+1])&&b<c;)b++;return 0===b?a:a.slice(b)}function h(a,b){if(b<128)return void a.push(b);var c=1+(Math.log(b)/Math.LN2>>>3);for(a.push(128|c);--c;)a.push(b>>>(c<<3)&255);a.push(b)}var i=a("bn.js"),j=a("../../elliptic"),k=j.utils,l=k.assert;b.exports=d,d.prototype._importDER=function(a,b){a=k.toArray(a,b);var c=new e;if(48!==a[c.place++])return!1;var d=f(a,c);if(d+c.place!==a.length)return!1;if(2!==a[c.place++])return!1;var g=f(a,c),h=a.slice(c.place,g+c.place);if(c.place+=g,2!==a[c.place++])return!1;var j=f(a,c);if(a.length!==j+c.place)return!1;var l=a.slice(c.place,j+c.place);return 0===h[0]&&128&h[1]&&(h=h.slice(1)),0===l[0]&&128&l[1]&&(l=l.slice(1)),this.r=new i(h),this.s=new i(l),this.recoveryParam=null,!0},d.prototype.toDER=function(a){var b=this.r.toArray(),c=this.s.toArray();for(128&b[0]&&(b=[0].concat(b)),128&c[0]&&(c=[0].concat(c)),b=g(b),c=g(c);!(c[0]||128&c[1]);)c=c.slice(1);var d=[2];h(d,b.length),d=d.concat(b),d.push(2),h(d,c.length);var e=d.concat(c),f=[48];return h(f,e.length),f=f.concat(e),k.encode(f,a)}},{"../../elliptic":9,"bn.js":6}],19:[function(a,b,c){arguments[4][11][0].apply(c,arguments)},{dup:11}],20:[function(a,b,c){"use strict";function d(a){if(!(this instanceof d))return new d(a);this.hash=a.hash,this.predResist=!!a.predResist,this.outLen=this.hash.outSize,this.minEntropy=a.minEntropy||this.hash.hmacStrength,this.reseed=null,this.reseedInterval=null,this.K=null,this.V=null;var b=g.toArray(a.entropy,a.entropyEnc),c=g.toArray(a.nonce,a.nonceEnc),e=g.toArray(a.pers,a.persEnc);h(b.length>=this.minEntropy/8,"Not enough entropy. Minimum is: "+this.minEntropy+" bits"),this._init(b,c,e)}var e=a("hash.js"),f=a("../elliptic"),g=f.utils,h=g.assert;b.exports=d,d.prototype._init=function(a,b,c){var d=a.concat(b).concat(c);this.K=new Array(this.outLen/8),this.V=new Array(this.outLen/8);for(var e=0;e<this.V.length;e++)this.K[e]=0,this.V[e]=1;this._update(d),this.reseed=1,this.reseedInterval=281474976710656},d.prototype._hmac=function(){return new e.hmac(this.hash,this.K)},d.prototype._update=function(a){var b=this._hmac().update(this.V).update([0]);a&&(b=b.update(a)),this.K=b.digest(),this.V=this._hmac().update(this.V).digest(),a&&(this.K=this._hmac().update(this.V).update([1]).update(a).digest(),this.V=this._hmac().update(this.V).digest())},d.prototype.reseed=function(a,b,c,d){"string"!=typeof b&&(d=c,c=b,b=null),a=g.toBuffer(a,b),c=g.toBuffer(c,d),h(a.length>=this.minEntropy/8,"Not enough entropy. Minimum is: "+this.minEntropy+" bits"),this._update(a.concat(c||[])),this.reseed=1},d.prototype.generate=function(a,b,c,d){if(this.reseed>this.reseedInterval)throw new Error("Reseed is required");"string"!=typeof b&&(d=c,c=b,b=null),c&&(c=g.toArray(c,d),this._update(c));for(var e=[];e.length<a;)this.V=this._hmac().update(this.V).digest(),e=e.concat(this.V);var f=e.slice(0,a);return this._update(c),this.reseed++,g.encode(f,b)}},{"../elliptic":9,"hash.js":24}],21:[function(a,b,c){b.exports=void 0},{}],22:[function(a,b,c){"use strict";function d(a,b){if(Array.isArray(a))return a.slice();if(!a)return[];var c=[];if("string"!=typeof a){for(var d=0;d<a.length;d++)c[d]=0|a[d];return c}if(b){if("hex"===b){a=a.replace(/[^a-z0-9]+/gi,""),a.length%2!==0&&(a="0"+a);for(var d=0;d<a.length;d+=2)c.push(parseInt(a[d]+a[d+1],16))}}else for(var d=0;d<a.length;d++){var e=a.charCodeAt(d),f=e>>8,g=255&e;f?c.push(f,g):c.push(g)}return c}function e(a){return 1===a.length?"0"+a:a}function f(a){for(var b="",c=0;c<a.length;c++)b+=e(a[c].toString(16));return b}function g(a,b){for(var c=[],d=1<<b+1,e=a.clone();e.cmpn(1)>=0;){var f;if(e.isOdd()){var g=e.andln(d-1);f=g>(d>>1)-1?(d>>1)-g:g,e.isubn(f)}else f=0;c.push(f);for(var h=0!==e.cmpn(0)&&0===e.andln(d-1)?b+1:1,i=1;i<h;i++)c.push(0);e.iushrn(h)}return c}function h(a,b){var c=[[],[]];a=a.clone(),b=b.clone();for(var d=0,e=0;a.cmpn(-d)>0||b.cmpn(-e)>0;){var f=a.andln(3)+d&3,g=b.andln(3)+e&3;3===f&&(f=-1),3===g&&(g=-1);var h;if(0===(1&f))h=0;else{var i=a.andln(7)+d&7;h=3!==i&&5!==i||2!==g?f:-f}c[0].push(h);var j;if(0===(1&g))j=0;else{var i=b.andln(7)+e&7;j=3!==i&&5!==i||2!==f?g:-g}c[1].push(j),2*d===h+1&&(d=1-d),2*e===j+1&&(e=1-e),a.iushrn(1),b.iushrn(1)}return c}function i(a,b,c){var d="_"+b;a.prototype[b]=function(){return void 0!==this[d]?this[d]:this[d]=c.call(this)}}function j(a){return"string"==typeof a?l.toArray(a,"hex"):a}function k(a){return new m(a,"hex","le")}var l=c,m=a("bn.js");l.assert=function(a,b){if(!a)throw new Error(b||"Assertion failed")},l.toArray=d,l.zero2=e,l.toHex=f,l.encode=function(a,b){return"hex"===b?f(a):a},l.getNAF=g,l.getJSF=h,l.cachedProperty=i,l.parseBytes=j,l.intFromLE=k},{"bn.js":6}],23:[function(a,b,c){b.exports={version:"6.3.3"}},{}],24:[function(a,b,c){var d=c;d.utils=a("./hash/utils"),d.common=a("./hash/common"),d.sha=a("./hash/sha"),d.ripemd=a("./hash/ripemd"),d.hmac=a("./hash/hmac"),d.sha1=d.sha.sha1,d.sha256=d.sha.sha256,d.sha224=d.sha.sha224,d.sha384=d.sha.sha384,d.sha512=d.sha.sha512,d.ripemd160=d.ripemd.ripemd160},{"./hash/common":25,"./hash/hmac":26,"./hash/ripemd":27,"./hash/sha":28,"./hash/utils":35}],25:[function(a,b,c){"use strict";function d(){this.pending=null,this.pendingTotal=0,this.blockSize=this.constructor.blockSize,this.outSize=this.constructor.outSize,this.hmacStrength=this.constructor.hmacStrength,this.padLength=this.constructor.padLength/8,this.endian="big",this._delta8=this.blockSize/8,this._delta32=this.blockSize/32}var e=a("./utils"),f=a("minimalistic-assert");c.BlockHash=d,d.prototype.update=function(a,b){if(a=e.toArray(a,b),this.pending?this.pending=this.pending.concat(a):this.pending=a,this.pendingTotal+=a.length,this.pending.length>=this._delta8){a=this.pending;var c=a.length%this._delta8;this.pending=a.slice(a.length-c,a.length),0===this.pending.length&&(this.pending=null),a=e.join32(a,0,a.length-c,this.endian);for(var d=0;d<a.length;d+=this._delta32)this._update(a,d,d+this._delta32)}return this},d.prototype.digest=function(a){return this.update(this._pad()),f(null===this.pending),this._digest(a)},d.prototype._pad=function(){var a=this.pendingTotal,b=this._delta8,c=b-(a+this.padLength)%b,d=new Array(c+this.padLength);d[0]=128;for(var e=1;e<c;e++)d[e]=0;if(a<<=3,"big"===this.endian){for(var f=8;f<this.padLength;f++)d[e++]=0;d[e++]=0,d[e++]=0,d[e++]=0,d[e++]=0,d[e++]=a>>>24&255,d[e++]=a>>>16&255,d[e++]=a>>>8&255,d[e++]=255&a}else for(d[e++]=255&a,d[e++]=a>>>8&255,d[e++]=a>>>16&255,d[e++]=a>>>24&255,d[e++]=0,d[e++]=0,d[e++]=0,d[e++]=0,f=8;f<this.padLength;f++)d[e++]=0;return d}},{"./utils":35,"minimalistic-assert":39}],26:[function(a,b,c){"use strict";function d(a,b,c){return this instanceof d?(this.Hash=a,this.blockSize=a.blockSize/8,this.outSize=a.outSize/8,this.inner=null,this.outer=null,void this._init(e.toArray(b,c))):new d(a,b,c)}var e=a("./utils"),f=a("minimalistic-assert");b.exports=d,d.prototype._init=function(a){a.length>this.blockSize&&(a=(new this.Hash).update(a).digest()),f(a.length<=this.blockSize);for(var b=a.length;b<this.blockSize;b++)a.push(0);for(b=0;b<a.length;b++)a[b]^=54;for(this.inner=(new this.Hash).update(a),b=0;b<a.length;b++)a[b]^=106;this.outer=(new this.Hash).update(a)},d.prototype.update=function(a,b){return this.inner.update(a,b),this},d.prototype.digest=function(a){return this.outer.update(this.inner.digest()),this.outer.digest(a)}},{"./utils":35,"minimalistic-assert":39}],27:[function(a,b,c){b.exports={ripemd160:null}},{}],28:[function(a,b,c){"use strict";c.sha1=a("./sha/1"),c.sha224=a("./sha/224"),c.sha256=a("./sha/256"),c.sha384=a("./sha/384"),c.sha512=a("./sha/512")},{"./sha/1":29,"./sha/224":30,"./sha/256":31,"./sha/384":32,"./sha/512":33}],29:[function(a,b,c){arguments[4][11][0].apply(c,arguments)},{dup:11}],30:[function(a,b,c){arguments[4][11][0].apply(c,arguments)},{dup:11}],31:[function(a,b,c){"use strict";function d(){return this instanceof d?(r.call(this),this.h=[1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225],this.k=s,void(this.W=new Array(64))):new d}var e=a("../utils"),f=a("../common"),g=a("./common"),h=a("minimalistic-assert"),i=e.sum32,j=e.sum32_4,k=e.sum32_5,l=g.ch32,m=g.maj32,n=g.s0_256,o=g.s1_256,p=g.g0_256,q=g.g1_256,r=f.BlockHash,s=[1116352408,1899447441,3049323471,3921009573,961987163,1508970993,2453635748,2870763221,3624381080,310598401,607225278,1426881987,1925078388,2162078206,2614888103,3248222580,3835390401,4022224774,264347078,604807628,770255983,1249150122,1555081692,1996064986,2554220882,2821834349,2952996808,3210313671,3336571891,3584528711,113926993,338241895,666307205,773529912,1294757372,1396182291,1695183700,1986661051,2177026350,2456956037,2730485921,2820302411,3259730800,3345764771,3516065817,3600352804,4094571909,275423344,430227734,506948616,659060556,883997877,958139571,1322822218,1537002063,1747873779,1955562222,2024104815,2227730452,2361852424,2428436474,2756734187,3204031479,3329325298];e.inherits(d,r),b.exports=d,d.blockSize=512,d.outSize=256,d.hmacStrength=192,d.padLength=64,d.prototype._update=function(a,b){for(var c=this.W,d=0;d<16;d++)c[d]=a[b+d];for(;d<c.length;d++)c[d]=j(q(c[d-2]),c[d-7],p(c[d-15]),c[d-16]);var e=this.h[0],f=this.h[1],g=this.h[2],r=this.h[3],s=this.h[4],t=this.h[5],u=this.h[6],v=this.h[7];for(h(this.k.length===c.length),d=0;d<c.length;d++){var w=k(v,o(s),l(s,t,u),this.k[d],c[d]),x=i(n(e),m(e,f,g));v=u,u=t,t=s,s=i(r,w),r=g,g=f,f=e,e=i(w,x)}this.h[0]=i(this.h[0],e),this.h[1]=i(this.h[1],f),this.h[2]=i(this.h[2],g),this.h[3]=i(this.h[3],r),this.h[4]=i(this.h[4],s),this.h[5]=i(this.h[5],t),this.h[6]=i(this.h[6],u),this.h[7]=i(this.h[7],v)},d.prototype._digest=function(a){return"hex"===a?e.toHex32(this.h,"big"):e.split32(this.h,"big")}},{"../common":25,"../utils":35,"./common":34,"minimalistic-assert":39}],32:[function(a,b,c){arguments[4][11][0].apply(c,arguments)},{dup:11}],33:[function(a,b,c){"use strict";function d(){return this instanceof d?(E.call(this),this.h=[1779033703,4089235720,3144134277,2227873595,1013904242,4271175723,2773480762,1595750129,1359893119,2917565137,2600822924,725511199,528734635,4215389547,1541459225,327033209],this.k=F,void(this.W=new Array(160))):new d}function e(a,b,c,d,e){var f=a&c^~a&e;return f<0&&(f+=4294967296),f}function f(a,b,c,d,e,f){var g=b&d^~b&f;return g<0&&(g+=4294967296),g}function g(a,b,c,d,e){var f=a&c^a&e^c&e;return f<0&&(f+=4294967296),f}function h(a,b,c,d,e,f){var g=b&d^b&f^d&f;return g<0&&(g+=4294967296),g}function i(a,b){var c=t(a,b,28),d=t(b,a,2),e=t(b,a,7),f=c^d^e;return f<0&&(f+=4294967296),f}function j(a,b){var c=u(a,b,28),d=u(b,a,2),e=u(b,a,7),f=c^d^e;return f<0&&(f+=4294967296),f}function k(a,b){var c=t(a,b,14),d=t(a,b,18),e=t(b,a,9),f=c^d^e;return f<0&&(f+=4294967296),f}function l(a,b){var c=u(a,b,14),d=u(a,b,18),e=u(b,a,9),f=c^d^e;return f<0&&(f+=4294967296),f}function m(a,b){var c=t(a,b,1),d=t(a,b,8),e=v(a,b,7),f=c^d^e;return f<0&&(f+=4294967296),f}function n(a,b){var c=u(a,b,1),d=u(a,b,8),e=w(a,b,7),f=c^d^e;return f<0&&(f+=4294967296),f}function o(a,b){var c=t(a,b,19),d=t(b,a,29),e=v(a,b,6),f=c^d^e;return f<0&&(f+=4294967296),f}function p(a,b){var c=u(a,b,19),d=u(b,a,29),e=w(a,b,6),f=c^d^e;return f<0&&(f+=4294967296),f}var q=a("../utils"),r=a("../common"),s=a("minimalistic-assert"),t=q.rotr64_hi,u=q.rotr64_lo,v=q.shr64_hi,w=q.shr64_lo,x=q.sum64,y=q.sum64_hi,z=q.sum64_lo,A=q.sum64_4_hi,B=q.sum64_4_lo,C=q.sum64_5_hi,D=q.sum64_5_lo,E=r.BlockHash,F=[1116352408,3609767458,1899447441,602891725,3049323471,3964484399,3921009573,2173295548,961987163,4081628472,1508970993,3053834265,2453635748,2937671579,2870763221,3664609560,3624381080,2734883394,310598401,1164996542,607225278,1323610764,1426881987,3590304994,1925078388,4068182383,2162078206,991336113,2614888103,633803317,3248222580,3479774868,3835390401,2666613458,4022224774,944711139,264347078,2341262773,604807628,2007800933,770255983,1495990901,1249150122,1856431235,1555081692,3175218132,1996064986,2198950837,2554220882,3999719339,2821834349,766784016,2952996808,2566594879,3210313671,3203337956,3336571891,1034457026,3584528711,2466948901,113926993,3758326383,338241895,168717936,666307205,1188179964,773529912,1546045734,1294757372,1522805485,1396182291,2643833823,1695183700,2343527390,1986661051,1014477480,2177026350,1206759142,2456956037,344077627,2730485921,1290863460,2820302411,3158454273,3259730800,3505952657,3345764771,106217008,3516065817,3606008344,3600352804,1432725776,4094571909,1467031594,275423344,851169720,430227734,3100823752,506948616,1363258195,659060556,3750685593,883997877,3785050280,958139571,3318307427,1322822218,3812723403,1537002063,2003034995,1747873779,3602036899,1955562222,1575990012,2024104815,1125592928,2227730452,2716904306,2361852424,442776044,2428436474,593698344,2756734187,3733110249,3204031479,2999351573,3329325298,3815920427,3391569614,3928383900,3515267271,566280711,3940187606,3454069534,4118630271,4000239992,116418474,1914138554,174292421,2731055270,289380356,3203993006,460393269,320620315,685471733,587496836,852142971,1086792851,1017036298,365543100,1126000580,2618297676,1288033470,3409855158,1501505948,4234509866,1607167915,987167468,1816402316,1246189591];q.inherits(d,E),b.exports=d,d.blockSize=1024,d.outSize=512,d.hmacStrength=192,d.padLength=128,d.prototype._prepareBlock=function(a,b){for(var c=this.W,d=0;d<32;d++)c[d]=a[b+d];for(;d<c.length;d+=2){var e=o(c[d-4],c[d-3]),f=p(c[d-4],c[d-3]),g=c[d-14],h=c[d-13],i=m(c[d-30],c[d-29]),j=n(c[d-30],c[d-29]),k=c[d-32],l=c[d-31];c[d]=A(e,f,g,h,i,j,k,l),c[d+1]=B(e,f,g,h,i,j,k,l)}},d.prototype._update=function(a,b){this._prepareBlock(a,b);var c=this.W,d=this.h[0],m=this.h[1],n=this.h[2],o=this.h[3],p=this.h[4],q=this.h[5],r=this.h[6],t=this.h[7],u=this.h[8],v=this.h[9],w=this.h[10],A=this.h[11],B=this.h[12],E=this.h[13],F=this.h[14],G=this.h[15];s(this.k.length===c.length);for(var H=0;H<c.length;H+=2){var I=F,J=G,K=k(u,v),L=l(u,v),M=e(u,v,w,A,B,E),N=f(u,v,w,A,B,E),O=this.k[H],P=this.k[H+1],Q=c[H],R=c[H+1],S=C(I,J,K,L,M,N,O,P,Q,R),T=D(I,J,K,L,M,N,O,P,Q,R);I=i(d,m),J=j(d,m),K=g(d,m,n,o,p,q),L=h(d,m,n,o,p,q);var U=y(I,J,K,L),V=z(I,J,K,L);F=B,G=E,B=w,E=A,w=u,A=v,u=y(r,t,S,T),v=z(t,t,S,T),r=p,t=q,p=n,q=o,n=d,o=m,d=y(S,T,U,V),m=z(S,T,U,V)}x(this.h,0,d,m),x(this.h,2,n,o),x(this.h,4,p,q),x(this.h,6,r,t),x(this.h,8,u,v),x(this.h,10,w,A),x(this.h,12,B,E),x(this.h,14,F,G)},d.prototype._digest=function(a){return"hex"===a?q.toHex32(this.h,"big"):q.split32(this.h,"big")}},{"../common":25,"../utils":35,"minimalistic-assert":39}],34:[function(a,b,c){"use strict";function d(a,b,c,d){return 0===a?e(b,c,d):1===a||3===a?g(b,c,d):2===a?f(b,c,d):void 0}function e(a,b,c){return a&b^~a&c}function f(a,b,c){return a&b^a&c^b&c}function g(a,b,c){return a^b^c}function h(a){return m(a,2)^m(a,13)^m(a,22)}function i(a){return m(a,6)^m(a,11)^m(a,25)}function j(a){return m(a,7)^m(a,18)^a>>>3}function k(a){return m(a,17)^m(a,19)^a>>>10}var l=a("../utils"),m=l.rotr32;c.ft_1=d,c.ch32=e,c.maj32=f,c.p32=g,c.s0_256=h,c.s1_256=i,c.g0_256=j,c.g1_256=k},{"../utils":35}],35:[function(a,b,c){"use strict";function d(a,b){if(Array.isArray(a))return a.slice();if(!a)return[];var c=[];if("string"==typeof a)if(b){if("hex"===b)for(a=a.replace(/[^a-z0-9]+/gi,""),a.length%2!==0&&(a="0"+a),d=0;d<a.length;d+=2)c.push(parseInt(a[d]+a[d+1],16))}else for(var d=0;d<a.length;d++){var e=a.charCodeAt(d),f=e>>8,g=255&e;f?c.push(f,g):c.push(g)}else for(d=0;d<a.length;d++)c[d]=0|a[d];return c}function e(a){for(var b="",c=0;c<a.length;c++)b+=h(a[c].toString(16));return b}function f(a){var b=a>>>24|a>>>8&65280|a<<8&16711680|(255&a)<<24;return b>>>0}function g(a,b){for(var c="",d=0;d<a.length;d++){var e=a[d];"little"===b&&(e=f(e)),c+=i(e.toString(16))}return c}function h(a){return 1===a.length?"0"+a:a}function i(a){return 7===a.length?"0"+a:6===a.length?"00"+a:5===a.length?"000"+a:4===a.length?"0000"+a:3===a.length?"00000"+a:2===a.length?"000000"+a:1===a.length?"0000000"+a:a}function j(a,b,c,d){var e=c-b;C(e%4===0);for(var f=new Array(e/4),g=0,h=b;g<f.length;g++,h+=4){var i;i="big"===d?a[h]<<24|a[h+1]<<16|a[h+2]<<8|a[h+3]:a[h+3]<<24|a[h+2]<<16|a[h+1]<<8|a[h],f[g]=i>>>0}return f}function k(a,b){for(var c=new Array(4*a.length),d=0,e=0;d<a.length;d++,e+=4){var f=a[d];"big"===b?(c[e]=f>>>24,c[e+1]=f>>>16&255,c[e+2]=f>>>8&255,c[e+3]=255&f):(c[e+3]=f>>>24,c[e+2]=f>>>16&255,c[e+1]=f>>>8&255,c[e]=255&f)}return c}function l(a,b){return a>>>b|a<<32-b}function m(a,b){return a<<b|a>>>32-b}function n(a,b){return a+b>>>0}function o(a,b,c){return a+b+c>>>0}function p(a,b,c,d){return a+b+c+d>>>0}function q(a,b,c,d,e){return a+b+c+d+e>>>0}function r(a,b,c,d){var e=a[b],f=a[b+1],g=d+f>>>0,h=(g<d?1:0)+c+e;a[b]=h>>>0,a[b+1]=g}function s(a,b,c,d){var e=b+d>>>0,f=(e<b?1:0)+a+c;return f>>>0}function t(a,b,c,d){var e=b+d;return e>>>0}function u(a,b,c,d,e,f,g,h){var i=0,j=b;j=j+d>>>0,i+=j<b?1:0,j=j+f>>>0,i+=j<f?1:0,j=j+h>>>0,i+=j<h?1:0;var k=a+c+e+g+i;return k>>>0}function v(a,b,c,d,e,f,g,h){var i=b+d+f+h;return i>>>0}function w(a,b,c,d,e,f,g,h,i,j){var k=0,l=b;l=l+d>>>0,k+=l<b?1:0,l=l+f>>>0,k+=l<f?1:0,l=l+h>>>0,k+=l<h?1:0,l=l+j>>>0,k+=l<j?1:0;var m=a+c+e+g+i+k;return m>>>0}function x(a,b,c,d,e,f,g,h,i,j){var k=b+d+f+h+j;return k>>>0}function y(a,b,c){var d=b<<32-c|a>>>c;return d>>>0;
-}function z(a,b,c){var d=a<<32-c|b>>>c;return d>>>0}function A(a,b,c){return a>>>c}function B(a,b,c){var d=a<<32-c|b>>>c;return d>>>0}var C=a("minimalistic-assert"),D=a("inherits");c.inherits=D,c.toArray=d,c.toHex=e,c.htonl=f,c.toHex32=g,c.zero2=h,c.zero8=i,c.join32=j,c.split32=k,c.rotr32=l,c.rotl32=m,c.sum32=n,c.sum32_3=o,c.sum32_4=p,c.sum32_5=q,c.sum64=r,c.sum64_hi=s,c.sum64_lo=t,c.sum64_4_hi=u,c.sum64_4_lo=v,c.sum64_5_hi=w,c.sum64_5_lo=x,c.rotr64_hi=y,c.rotr64_lo=z,c.shr64_hi=A,c.shr64_lo=B},{inherits:36,"minimalistic-assert":39}],36:[function(a,b,c){"function"==typeof Object.create?b.exports=function(a,b){a.super_=b,a.prototype=Object.create(b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}})}:b.exports=function(a,b){a.super_=b;var c=function(){};c.prototype=b.prototype,a.prototype=new c,a.prototype.constructor=a}},{}],37:[function(a,b,c){arguments[4][36][0].apply(c,arguments)},{dup:36}],38:[function(a,b,c){(function(a,c){!function(){"use strict";function d(a,b,c){this.blocks=[],this.s=[],this.padding=b,this.outputBits=c,this.reset=!0,this.block=0,this.start=0,this.blockCount=1600-(a<<1)>>5,this.byteCount=this.blockCount<<2,this.outputBlocks=c>>5,this.extraBytes=(31&c)>>3;for(var d=0;d<50;++d)this.s[d]=0}var e="object"==typeof window?window:{},f=!e.JS_SHA3_NO_NODE_JS&&"object"==typeof a&&a.versions&&a.versions.node;f&&(e=c);for(var g=!e.JS_SHA3_NO_COMMON_JS&&"object"==typeof b&&b.exports,h="0123456789abcdef".split(""),i=[31,7936,2031616,520093696],j=[1,256,65536,16777216],k=[6,1536,393216,100663296],l=[0,8,16,24],m=[1,0,32898,0,32906,2147483648,2147516416,2147483648,32907,0,2147483649,0,2147516545,2147483648,32777,2147483648,138,0,136,0,2147516425,0,2147483658,0,2147516555,0,139,2147483648,32905,2147483648,32771,2147483648,32770,2147483648,128,2147483648,32778,0,2147483658,2147483648,2147516545,2147483648,32896,2147483648,2147483649,0,2147516424,2147483648],n=[224,256,384,512],o=[128,256],p=["hex","buffer","arrayBuffer","array"],q=function(a,b,c){return function(e){return new d(a,b,a).update(e)[c]()}},r=function(a,b,c){return function(e,f){return new d(a,b,f).update(e)[c]()}},s=function(a,b){var c=q(a,b,"hex");c.create=function(){return new d(a,b,a)},c.update=function(a){return c.create().update(a)};for(var e=0;e<p.length;++e){var f=p[e];c[f]=q(a,b,f)}return c},t=function(a,b){var c=r(a,b,"hex");c.create=function(c){return new d(a,b,c)},c.update=function(a,b){return c.create(b).update(a)};for(var e=0;e<p.length;++e){var f=p[e];c[f]=r(a,b,f)}return c},u=[{name:"keccak",padding:j,bits:n,createMethod:s},{name:"sha3",padding:k,bits:n,createMethod:s},{name:"shake",padding:i,bits:o,createMethod:t}],v={},w=[],x=0;x<u.length;++x)for(var y=u[x],z=y.bits,A=0;A<z.length;++A){var B=y.name+"_"+z[A];w.push(B),v[B]=y.createMethod(z[A],y.padding)}d.prototype.update=function(a){var b="string"!=typeof a;b&&a.constructor===ArrayBuffer&&(a=new Uint8Array(a));for(var c,d,e=a.length,f=this.blocks,g=this.byteCount,h=this.blockCount,i=0,j=this.s;i<e;){if(this.reset)for(this.reset=!1,f[0]=this.block,c=1;c<h+1;++c)f[c]=0;if(b)for(c=this.start;i<e&&c<g;++i)f[c>>2]|=a[i]<<l[3&c++];else for(c=this.start;i<e&&c<g;++i)d=a.charCodeAt(i),d<128?f[c>>2]|=d<<l[3&c++]:d<2048?(f[c>>2]|=(192|d>>6)<<l[3&c++],f[c>>2]|=(128|63&d)<<l[3&c++]):d<55296||d>=57344?(f[c>>2]|=(224|d>>12)<<l[3&c++],f[c>>2]|=(128|d>>6&63)<<l[3&c++],f[c>>2]|=(128|63&d)<<l[3&c++]):(d=65536+((1023&d)<<10|1023&a.charCodeAt(++i)),f[c>>2]|=(240|d>>18)<<l[3&c++],f[c>>2]|=(128|d>>12&63)<<l[3&c++],f[c>>2]|=(128|d>>6&63)<<l[3&c++],f[c>>2]|=(128|63&d)<<l[3&c++]);if(this.lastByteIndex=c,c>=g){for(this.start=c-g,this.block=f[h],c=0;c<h;++c)j[c]^=f[c];C(j),this.reset=!0}else this.start=c}return this},d.prototype.finalize=function(){var a=this.blocks,b=this.lastByteIndex,c=this.blockCount,d=this.s;if(a[b>>2]|=this.padding[3&b],this.lastByteIndex===this.byteCount)for(a[0]=a[c],b=1;b<c+1;++b)a[b]=0;for(a[c-1]|=2147483648,b=0;b<c;++b)d[b]^=a[b];C(d)},d.prototype.toString=d.prototype.hex=function(){this.finalize();for(var 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b=a("../utils/convert");return{defineProperty:a("../utils/properties").defineProperty,getAddress:a("../utils/address").getAddress,getContractAddress:a("../utils/contract-address").getContractAddress,bigNumberify:a("../utils/bignumber").bigNumberify,arrayify:b.arrayify,hexlify:b.hexlify,isHexString:b.isHexString,concat:b.concat,stripZeros:b.stripZeros,namehash:a("../utils/namehash"),toUtf8String:a("../utils/utf8").toUtf8String,RLP:a("../utils/rlp")}}(),E={hash:i,parentHash:i,number:j,timestamp:j,nonce:f(D.hexlify),difficulty:f(j),gasLimit:D.bigNumberify,gasUsed:D.bigNumberify,miner:D.getAddress,extraData:D.hexlify,transactions:f(h(i))},F={hash:i,blockHash:f(i,null),blockNumber:f(j,null),transactionIndex:f(j,null),from:D.getAddress,gasPrice:D.bigNumberify,gasLimit:D.bigNumberify,to:f(D.getAddress,null),value:D.bigNumberify,nonce:j,data:D.hexlify,r:f(l),s:f(l),v:f(j),creates:f(D.getAddress,null),raw:f(D.hexlify)},G={from:f(D.getAddress),nonce:f(j),gasLimit:f(D.bigNumberify),gasPrice:f(D.bigNumberify),to:f(D.getAddress),value:f(D.bigNumberify),data:f(D.hexlify)},H={transactionLogIndex:f(j),transactionIndex:j,blockNumber:j,transactionHash:i,address:D.getAddress,topics:h(i),data:D.hexlify,logIndex:j,blockHash:i},I={contractAddress:f(D.getAddress,null),transactionIndex:j,root:f(i),gasUsed:D.bigNumberify,logsBloom:D.hexlify,blockHash:i,transactionHash:i,logs:h(q),blockNumber:j,cumulativeGasUsed:D.bigNumberify,status:f(j)},J={fromBlock:f(m,void 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c=this;return this.resolveName(a).then(function(a){var d={address:a,blockTag:m(b)};return c.perform("getBalance",d).then(function(a){return D.bigNumberify(a)})})}),D.defineProperty(v.prototype,"getTransactionCount",function(a,b){var c=this;return this.resolveName(a).then(function(a){var d={address:a,blockTag:m(b)};return c.perform("getTransactionCount",d).then(function(a){var b=parseInt(a);if(b!=a)throw new Error("invalid response - getTransactionCount");return b})})}),D.defineProperty(v.prototype,"getCode",function(a,b){var c=this;return this.resolveName(a).then(function(a){var d={address:a,blockTag:m(b)};return c.perform("getCode",d).then(function(a){return D.hexlify(a)})})}),D.defineProperty(v.prototype,"getStorageAt",function(a,b,c){var d=this;return this.resolveName(a).then(function(a){var e={address:a,blockTag:m(c),position:D.hexlify(b)};return d.perform("getStorageAt",e).then(function(a){return D.hexlify(a)})})}),D.defineProperty(v.prototype,"sendTransaction",function(a){try{var b={signedTransaction:D.hexlify(a)};return this.perform("sendTransaction",b).then(function(a){if(a=D.hexlify(a),66!==a.length)throw new Error("invalid response - sendTransaction");return a})}catch(c){return Promise.reject(c)}}),D.defineProperty(v.prototype,"call",function(a){var b=this;return this._resolveNames(a,["to","from"]).then(function(a){var c={transaction:p(a)};return b.perform("call",c).then(function(a){return D.hexlify(a)})})}),D.defineProperty(v.prototype,"estimateGas",function(a){var b=this;return this._resolveNames(a,["to","from"]).then(function(a){var c={transaction:p(a)};return b.perform("estimateGas",c).then(function(a){return D.bigNumberify(a)})})}),D.defineProperty(v.prototype,"getBlock",function(a){try{var b=D.hexlify(a);if(66===b.length)return this.perform("getBlock",{blockHash:b}).then(function(a){return null==a?null:n(a)})}catch(c){console.log("DEBUG",c)}try{var d=m(a);return this.perform("getBlock",{blockTag:d}).then(function(a){return null==a?null:n(a)})}catch(c){console.log("DEBUG",c)}return Promise.reject(new Error("invalid block hash or block tag"))}),D.defineProperty(v.prototype,"getTransaction",function(a){try{var b={transactionHash:i(a)};return this.perform("getTransaction",b).then(function(a){return null!=a&&(a=o(a)),a})}catch(c){return Promise.reject(c)}}),D.defineProperty(v.prototype,"getTransactionReceipt",function(a){try{var b={transactionHash:i(a)};return this.perform("getTransactionReceipt",b).then(function(a){return null!=a&&(a=r(a)),a})}catch(c){return Promise.reject(c)}}),D.defineProperty(v.prototype,"getLogs",function(a){var b=this;return this._resolveNames(a,["address"]).then(function(a){var c={filter:t(a)};return b.perform("getLogs",c).then(function(a){return h(u)(a)})})}),D.defineProperty(v.prototype,"getEtherPrice",function(){try{return this.perform("getEtherPrice",{}).then(function(a){return a})}catch(a){return Promise.reject(a)}}),D.defineProperty(v.prototype,"_resolveNames",function(a,b){var c=[],e=d(a);return b.forEach(function(a){void 0!==e[a]&&c.push(this.resolveName(e[a]).then(function(b){e[a]=b}))},this),Promise.all(c).then(function(){return e})}),D.defineProperty(v.prototype,"_getResolver",function(a){var b=D.namehash(a),c="0x0178b8bf"+b.substring(2),d={to:this.ensAddress,data:c};return this.call(d).then(function(a){return 66!=a.length?null:D.getAddress("0x"+a.substring(26))})}),D.defineProperty(v.prototype,"resolveName",function(a){try{return Promise.resolve(D.getAddress(a))}catch(b){}if(!this.ensAddress)throw new Error("network does not have ENS deployed");var c=this,d=D.namehash(a);return this._getResolver(a).then(function(a){var b="0x3b3b57de"+d.substring(2),e={to:a,data:b};return c.call(e)}).then(function(a){if(66!=a.length)return null;var b=D.getAddress("0x"+a.substring(26));return"0x0000000000000000000000000000000000000000"===b?null:b})}),D.defineProperty(v.prototype,"lookupAddress",function(a){if(!this.ensAddress)throw new Error("network does not have ENS 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c=y(a);this._events[c]||(this._events[c]=[]),this._events[c].push({eventName:a,listener:b,type:"on"}),"pending"===c&&this._startPending(),this.polling=!0}),D.defineProperty(v.prototype,"once",function(a,b){var c=y(a);this._events[c]||(this._events[c]=[]),this._events[c].push({eventName:a,listener:b,type:"once"}),"pending"===c&&this._startPending(),this.polling=!0}),D.defineProperty(v.prototype,"emit",function(a){var b=y(a),c=Array.prototype.slice.call(arguments,1),d=this._events[b];if(d){for(var e=0;e<d.length;e++){var f=d[e];"once"===f.type&&(d.splice(e,1),e--);try{f.listener.apply(this,c)}catch(g){console.log("Event Listener Error: "+g.message)}}0===d.length&&(delete this._events[b],"pending"===b&&this._stopPending()),0===this.listenerCount()&&(this.polling=!1)}}),D.defineProperty(v.prototype,"listenerCount",function(a){if(!a){var b=0;for(var c in this._events)b+=this._events[c].length;return b}var d=this._events[y(a)];return d?d.length:0}),D.defineProperty(v.prototype,"listeners",function(a){var b=this._events[y(a)];if(!b)return 0;for(var c=[],d=0;d<b.length;d++)c.push(b[d].listener);return c}),D.defineProperty(v.prototype,"removeAllListeners",function(a){delete this._events[y(a)],0===this.listenerCount()&&(this.polling=!1)}),D.defineProperty(v.prototype,"removeListener",function(a,b){var c=y(a),d=this._events[c];if(!d)return 0;for(var e=0;e<d.length;e++)if(d[e].listener===b){d.splice(e,1);break}0===d.length&&this.removeAllListeners(a)}),D.defineProperty(v,"_formatters",{checkTransactionResponse:o}),b.exports=v},{"../utils/address":56,"../utils/bignumber":57,"../utils/contract-address":59,"../utils/convert":60,"../utils/namehash":65,"../utils/properties":67,"../utils/rlp":68,"../utils/utf8":73,"./networks.json":52,inherits:37,xmlhttprequest:46}],54:[function(a,b,c){"use strict";function d(a,b){if(!(this instanceof d))throw new Error("missing new");g.defineProperty(this,"provider",a),b?(g.defineProperty(this,"address",b),g.defineProperty(this,"_syncAddress",!0)):(Object.defineProperty(this,"address",{enumerable:!0,get:function(){throw new Error("unsupported sync operation; use getAddress")}}),g.defineProperty(this,"_syncAddress",!1))}function e(a,b){if(!(this instanceof e))throw new Error("missing new");var c=a.host||a.path||"unknown";f.call(this,c,b),g.defineProperty(this,"_web3Provider",a)}var f=(a("./provider"),a("./json-rpc-provider")),g=function(){return{defineProperty:a("../utils/properties").defineProperty,getAddress:a("../utils/address").getAddress,toUtf8Bytes:a("../utils/utf8").toUtf8Bytes,hexlify:a("../utils/convert").hexlify}}();g.defineProperty(d.prototype,"getAddress",function(){return this._syncAddress?Promise.resolve(this.address):this.provider.send("eth_accounts",[]).then(function(a){if(0===a.length)throw new Error("no account");return g.getAddress(a[0])})}),g.defineProperty(d.prototype,"getBalance",function(a){var b=this.provider;return this.getAddress().then(function(c){return b.getBalance(c,a)})}),g.defineProperty(d.prototype,"getTransactionCount",function(a){var b=this.provider;return this.getAddress().then(function(c){return b.getTransactionCount(c,a)})}),g.defineProperty(d.prototype,"sendTransaction",function(a){var b=this.provider;return a=f._hexlifyTransaction(a),this.getAddress().then(function(c){return a.from=c.toLowerCase(),b.send("eth_sendTransaction",[a]).then(function(a){return new Promise(function(c,d){function e(){b.getTransaction(a).then(function(a){return a?void c(a):void setTimeout(e,1e3)})}e()})})})}),g.defineProperty(d.prototype,"signMessage",function(a){var b=this.provider,c="string"==typeof a?g.toUtf8Bytes(a):a;return this.getAddress().then(function(a){var d="eth_sign",e=[a.toLowerCase(),g.hexlify(c)];return b._web3Provider.isMetaMask&&(d="personal_sign",e=[g.hexlify(c),a.toLowerCase()]),b.send(d,e)})}),g.defineProperty(d.prototype,"unlock",function(a){var b=this.provider;return this.getAddress().then(function(c){return b.send("personal_unlockAccount",[c.toLowerCase(),a,null])})}),f.inherits(e),g.defineProperty(e.prototype,"getSigner",function(a){return new d(this,a)}),g.defineProperty(e.prototype,"listAccounts",function(){return this.send("eth_accounts",[]).then(function(a){return a.forEach(function(b,c){a[c]=g.getAddress(b)}),a})}),g.defineProperty(e.prototype,"send",function(a,b){var c=this._web3Provider;return new Promise(function(d,e){var f={method:a,params:b,id:42,jsonrpc:"2.0"};c.sendAsync(f,function(a,b){if(a)return void e(a);if(b.error){var a=new Error(b.error.message);return a.code=b.error.code,a.data=b.error.data,void e(a)}d(b.result)})})}),b.exports=e},{"../utils/address":56,"../utils/convert":60,"../utils/properties":67,"../utils/utf8":73,"./json-rpc-provider":51,"./provider":53}],55:[function(a,b,c){"use strict";function d(a){var b=parseInt(32*Math.ceil(a.length/32)),c=new Uint8Array(b-a.length);return o.concat([v.encode(a.length),a,c])}function e(a,b){a.length<b+32&&n("invalid bytes");var c=v.decode(a,b).value;return c=c.toNumber(),a.length<b+32+c&&n("invalid bytes"),{consumed:parseInt(32+32*Math.ceil(c/32)),value:a.slice(b+32,b+32+c)}}function f(a){return parseInt(32*Math.ceil(a/32))}function g(a,b){if(Array.isArray(b))a.length!==b.length&&n("types/values mismatch",{type:type,values:b});else if(b&&"object"==typeof b){var c=[];a.forEach(function(a){c.push(b[a.localName])}),b=c}else n("invalid value",{type:"tuple",values:b});var d=[];a.forEach(function(a,c){d.push({dynamic:a.dynamic,value:a.encode(b[c])})});var e=0,g=0;d.forEach(function(a,b){a.dynamic?(e+=32,g+=f(a.value.length)):e+=f(a.value.length)});var h=0,i=e,j=new Uint8Array(e+g);return d.forEach(function(a,b){a.dynamic?(j.set(v.encode(i),h),h+=32,j.set(a.value,i),i+=f(a.value.length)):(j.set(a.value,h),h+=f(a.value.length))}),j}function h(a,b,c){var d=c,e=0,f=[];return a.forEach(function(a){if(a.dynamic){var g=v.decode(b,c),h=a.decode(b,d+g.value.toNumber());h.consumed=g.consumed}else var h=a.decode(b,c);void 0!=h.value&&f.push(h.value),c+=h.consumed,e+=h.consumed}),a.forEach(function(a,b){var c=a.localName;c&&("object"==typeof c&&(c=c.name),c&&("length"===c&&(c="_length"),null==f[c]&&(f[c]=f[b])))}),{value:f,consumed:e}}function i(a,b,c,d){var e=b.type+"["+(c>=0?c:"")+"]";return{coder:b,localName:d,length:c,name:"array",type:e,encode:function(a){Array.isArray(a)||n("invalid array");var d=c,e=new Uint8Array(0);d===-1&&(d=a.length,e=v.encode(d)),d!==a.length&&n("size mismatch");var f=[];return 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RegExp("^(.*)\\[([0-9]*)\\]$"),p="0000000000000000000000000000000000000000000000000000000000000000";b.exports={pack:e,keccak256:f,sha256:g}},{"./address":56,"./bignumber":57,"./convert":60,"./keccak256":64,"./sha2":69,"./utf8":73}],71:[function(a,b,c){"use strict";function d(a,b){var c=new Error(a);for(var d in b)c[d]=b[d];throw c}b.exports=d},{}],72:[function(a,b,c){function d(a,b,c){"object"!=typeof b||c||(c=b,b=void 0),null==b&&(b=18);var d=m(b);a=h(a),c||(c={});var e=a.lt(j);e&&(a=a.mul(k));for(var f=a.mod(d.tenPower).toString(10);f.length<d.decimals;)f="0"+f;c.pad||(f=f.match(/^([0-9]*[1-9]|0)(0*)/)[1]);var g=a.div(d.tenPower).toString(10);c.commify&&(g=g.replace(/\B(?=(\d{3})+(?!\d))/g,","));var a=g+"."+f;return e&&(a="-"+a),a}function e(a,b){var c=m(b||18);c||i("invalid unitType",{unitType:b}),"string"==typeof a&&a.match(/^-?[0-9.,]+$/)||i("invalid value",{input:a});var a=a.replace(/,/g,""),d="-"===a.substring(0,1);d&&(a=a.substring(1)),"."===a&&i("invalid value",{input:a});var e=a.split(".");e.length>2&&i("too many decimal points",{input:a});var f=e[0],g=e[1];for(f||(f="0"),g||(g="0"),g.length>c.decimals&&i("too many decimal places",{input:a,decimals:g.length});g.length<c.decimals;)g+="0";f=h(f),g=h(g);var j=f.mul(c.tenPower).add(g);return d&&(j=j.mul(k)),j}function f(a,b){return d(a,18,b)}function g(a){return e(a,18)}var h=a("./bignumber.js").bigNumberify,i=a("./throw-error"),j=new h(0),k=new h((-1)),l=["wei","kwei","Mwei","Gwei","szabo","finny","ether"],m=function(){var a={},b="1";return l.forEach(function(c){var d={decimals:b.length-1,tenPower:h(b),name:c};a[c.toLowerCase()]=d,a[String(d.decimals)]=d,b+="000"}),function(b){return a[String(b).toLowerCase()]}}();b.exports={formatEther:f,parseEther:g,formatUnits:d,parseUnits:e}},{"./bignumber.js":57,"./throw-error":71}],73:[function(a,b,c){function d(a){for(var b=[],c=0,d=0;d<a.length;d++){var e=a.charCodeAt(d);e<128?b[c++]=e:e<2048?(b[c++]=e>>6|192,b[c++]=63&e|128):55296==(64512&e)&&d+1<a.length&&56320==(64512&a.charCodeAt(d+1))?(e=65536+((1023&e)<<10)+(1023&a.charCodeAt(++d)),b[c++]=e>>18|240,b[c++]=e>>12&63|128,b[c++]=e>>6&63|128,b[c++]=63&e|128):(b[c++]=e>>12|224,b[c++]=e>>6&63|128,b[c++]=63&e|128)}return f.arrayify(b)}function e(a){a=f.arrayify(a);for(var b="",c=0;c<a.length;){var d=a[c++];if(d>>7!=0){if(d>>6!=2){var e=null;if(d>>5==6)e=1;else if(d>>4==14)e=2;else if(d>>3==30)e=3;else if(d>>2==62)e=4;else{if(d>>1!=126)continue;e=5}if(c+e>a.length){for(;c<a.length&&a[c]>>6==2;c++);if(c!=a.length)continue;return b}var g,h=d&(1<<8-e-1)-1;for(g=0;g<e;g++){var i=a[c++];if(i>>6!=2)break;h=h<<6|63&i}g==e?h<=65535?b+=String.fromCharCode(h):(h-=65536,b+=String.fromCharCode((h>>10&1023)+55296,(1023&h)+56320)):c--}}else b+=String.fromCharCode(d)}return b}var f=a("./convert.js");b.exports={toUtf8Bytes:d,toUtf8String:e}},{"./convert.js":60}],74:[function(a,b,c){function d(a){return(1<<a)-1<<8-a}function e(a){return(1<<a)-1}function f(a,b,c,d){if(!(this instanceof f))throw new Error("missing new");m.defineProperty(this,"_keyPair",a),m.defineProperty(this,"privateKey",m.hexlify(a.priv.toArray("be",32))),m.defineProperty(this,"publicKey","0x"+a.getPublic(!0,"hex")),m.defineProperty(this,"chainCode",m.hexlify(b)),m.defineProperty(this,"index",c),m.defineProperty(this,"depth",d)}function g(a,b){if(b)if(b.normalize)b=b.normalize("NFKD");else for(var c=0;c<b.length;c++){var d=b.charCodeAt(c);if(d<32||d>127)throw new Error("passwords with non-ASCII characters not supported in this environment")}else b="";a=m.toUtf8Bytes(a,"NFKD");var e=m.toUtf8Bytes("mnemonic"+b,"NFKD");return m.hexlify(m.pbkdf2(a,e,2048,64,m.createSha512Hmac))}function h(a){var b=a.toLowerCase().split(" ");if(b.length%3!==0)throw new Error("invalid mnemonic");for(var c=m.arrayify(new Uint8Array(Math.ceil(11*b.length/8))),e=0,f=0;f<b.length;f++){var g=l.indexOf(b[f]);if(g===-1)throw new Error("invalid mnemonic");for(var h=0;h<11;h++)g&1<<10-h&&(c[e>>3]|=1<<7-e%8),e++}var i=32*b.length/3,j=b.length/3,k=d(j),n=m.arrayify(m.sha256(c.slice(0,i/8)))[0];if(n&=k,n!==(c[c.length-1]&k))throw new Error("invalid checksum");return m.hexlify(c.slice(0,i/8))}function i(a){if(a=m.arrayify(a),a.length%4!==0||a.length<16||a.length>32)throw new Error("invalid entropy");for(var b=[0],c=11,f=0;f<a.length;f++)c>8?(b[b.length-1]<<=8,b[b.length-1]|=a[f],c-=8):(b[b.length-1]<<=c,b[b.length-1]|=a[f]>>8-c,b.push(a[f]&e(8-c)),c+=3);var g=m.arrayify(m.sha256(a))[0],h=a.length/4;g&=d(h),b[b.length-1]<<=h,b[b.length-1]|=g>>8-h;for(var f=0;f<b.length;f++)b[f]=l[b[f]];return b.join(" ")}function j(a){try{return h(a),!0}catch(b){}return!1}var k=new(a("elliptic").ec)("secp256k1"),l=function(){var b=a("./words.json");return b.replace(/([A-Z])/g," $1").toLowerCase().substring(1).split(" ")}(),m=function(){var b=a("../utils/convert.js"),c=a("../utils/sha2"),d=a("../utils/hmac");return{defineProperty:a("../utils/properties.js").defineProperty,arrayify:b.arrayify,bigNumberify:a("../utils/bignumber.js").bigNumberify,hexlify:b.hexlify,toUtf8Bytes:a("../utils/utf8.js").toUtf8Bytes,sha256:c.sha256,createSha512Hmac:d.createSha512Hmac,pbkdf2:a("../utils/pbkdf2.js")}}(),n=m.toUtf8Bytes("Bitcoin seed"),o=2147483648;m.defineProperty(f.prototype,"_derive",function(a){if(!this.privateKey){if(a>=o)throw new Error("cannot derive child of neutered node");throw new Error("not implemented")}var b=new Uint8Array(37);a&o?b.set(m.arrayify(this.privateKey),1):b.set(this._keyPair.getPublic().encode(null,!0));for(var c=24;c>=0;c-=8)b[33+(c>>3)]=a>>24-c&255;var d=m.arrayify(m.createSha512Hmac(this.chainCode).update(b).digest()),e=m.bigNumberify(d.slice(0,32)),g=(d.slice(32),e.add("0x"+this._keyPair.getPrivate("hex")).mod("0x"+k.curve.n.toString(16)));return new f(k.keyFromPrivate(m.arrayify(g)),d.slice(32),a,this.depth+1)}),m.defineProperty(f.prototype,"derivePath",function(a){var b=a.split("/");if(0===b.length||"m"===b[0]&&0!==this.depth)throw new Error("invalid path");"m"===b[0]&&b.shift();for(var c=this,d=0;d<b.length;d++){var e=b[d];if(e.match(/^[0-9]+'$/)){var f=parseInt(e.substring(0,e.length-1));if(f>=o)throw new Error("invalid path index - "+e);c=c._derive(o+f)}else{if(!e.match(/^[0-9]+$/))throw new Error("invlaid path component - "+e);var f=parseInt(e);if(f>=o)throw new Error("invalid path index - "+e);c=c._derive(f)}}return c}),m.defineProperty(f,"fromMnemonic",function(a){return h(a),f.fromSeed(g(a))}),m.defineProperty(f,"fromSeed",function(a){if(a=m.arrayify(a),a.length<16||a.length>64)throw new Error("invalid seed");var b=m.arrayify(m.createSha512Hmac(n).update(a).digest());return new f(k.keyFromPrivate(b.slice(0,32)),b.slice(32),0,0,0)}),b.exports={fromMnemonic:f.fromMnemonic,fromSeed:f.fromSeed,mnemonicToEntropy:h,entropyToMnemonic:i,mnemonicToSeed:g,isValidMnemonic:j}},{"../utils/bignumber.js":57,"../utils/convert.js":60,"../utils/hmac":61,"../utils/pbkdf2.js":66,"../utils/properties.js":67,"../utils/sha2":69,"../utils/utf8.js":73,"./words.json":79,elliptic:9}],75:[function(a,b,c){"use strict";var d=a("./wallet"),e=a("./hdnode"),f=a("./signing-key");b.exports={HDNode:e,Wallet:d,SigningKey:f}},{"./hdnode":74,"./signing-key":77,"./wallet":78}],76:[function(a,b,c){"use strict";function d(a){return"string"==typeof a&&"0x"!==a.substring(0,2)&&(a="0x"+a),m.arrayify(a)}function e(a,b){for(a=String(a);a.length<b;)a="0"+a;return a}function f(a){return"string"==typeof a?m.toUtf8Bytes(a,"NFKC"):m.arrayify(a,"password")}function g(a,b){for(var c=a,d=b.toLowerCase().split("/"),e=0;e<d.length;e++){var f=null;for(var g in c)if(g.toLowerCase()===d[e]){f=c[g];break}if(null===f)return null;c=f}return c}var h=a("aes-js"),i=a("scrypt-js"),j=a("uuid"),k=a("../utils/hmac"),l=a("../utils/pbkdf2"),m=a("../utils"),n=a("./signing-key"),o=a("./hdnode"),p="m/44'/60'/0'/0/0",q={};m.defineProperty(q,"isCrowdsaleWallet",function(a){try{var b=JSON.parse(a)}catch(c){return!1}return b.encseed&&b.ethaddr}),m.defineProperty(q,"isValidWallet",function(a){try{var b=JSON.parse(a)}catch(c){return!1}return!(!b.version||parseInt(b.version)!==b.version||3!==parseInt(b.version))}),m.defineProperty(q,"decryptCrowdsale",function(a,b){var c=JSON.parse(a);b=f(b);var e=m.getAddress(g(c,"ethaddr")),i=d(g(c,"encseed"));if(!i||i.length%16!==0)throw new Error("invalid encseed");var j=l(b,b,2e3,32,k.createSha256Hmac).slice(0,16),o=i.slice(0,16),p=i.slice(16),q=new h.ModeOfOperation.cbc(j,o),r=m.arrayify(q.decrypt(p));r=h.padding.pkcs7.strip(r);for(var s="",t=0;t<r.length;t++)s+=String.fromCharCode(r[t]);var u=m.toUtf8Bytes(s),v=new n(m.keccak256(u));if(v.address!==e)throw new Error("corrupt crowdsale wallet");return v}),m.defineProperty(q,"decrypt",function(a,b,c){var e=JSON.parse(a);b=f(b);var j=function(a,b){var c=g(e,"crypto/cipher");if("aes-128-ctr"===c){var f=d(g(e,"crypto/cipherparams/iv"),"crypto/cipherparams/iv"),i=new h.Counter(f),j=new h.ModeOfOperation.ctr(a,i);return d(j.decrypt(b))}return null},q=function(a,b){return m.keccak256(m.concat([a,b]))},r=function(a,b){var c=d(g(e,"crypto/ciphertext")),f=m.hexlify(q(a.slice(16,32),c)).substring(2);if(f!==g(e,"crypto/mac").toLowerCase())return b(new Error("invalid password")),null;var i=j(a.slice(0,16),c),k=a.slice(32,64);if(!i)return b(new Error("unsupported cipher")),null;var l=new n(i);if(l.address!==m.getAddress(e.address))return b(new Error("address mismatch")),null;if("0.1"===g(e,"x-ethers/version")){var r=d(g(e,"x-ethers/mnemonicCiphertext"),"x-ethers/mnemonicCiphertext"),s=d(g(e,"x-ethers/mnemonicCounter"),"x-ethers/mnemonicCounter"),t=new h.Counter(s),u=new h.ModeOfOperation.ctr(k,t),v=g(e,"x-ethers/path")||p,w=d(u.decrypt(r)),x=o.entropyToMnemonic(w);if(o.fromMnemonic(x).derivePath(v).privateKey!=m.hexlify(i))return b(new Error("mnemonic mismatch")),null;l.mnemonic=x,l.path=v}return l};return new Promise(function(a,f){var h=g(e,"crypto/kdf");if(h&&"string"==typeof h)if("scrypt"===h.toLowerCase()){var j=d(g(e,"crypto/kdfparams/salt"),"crypto/kdfparams/salt"),m=parseInt(g(e,"crypto/kdfparams/n")),n=parseInt(g(e,"crypto/kdfparams/r")),o=parseInt(g(e,"crypto/kdfparams/p"));if(!m||!n||!o)return void f(new Error("unsupported key-derivation function parameters"));if(0!==(m&m-1))return void f(new Error("unsupported key-derivation function parameter value for N"));var p=parseInt(g(e,"crypto/kdfparams/dklen"));if(32!==p)return void f(new Error("unsupported key-derivation derived-key length"));i(b,j,m,n,o,64,function(b,e,g){if(b)b.progress=e,f(b);else if(g){g=d(g);var h=r(g,f);if(!h)return;c&&c(1),a(h)}else if(c)return c(e)})}else if("pbkdf2"===h.toLowerCase()){var j=d(g(e,"crypto/kdfparams/salt"),"crypto/kdfparams/salt"),q=null,s=g(e,"crypto/kdfparams/prf");if("hmac-sha256"===s)q=k.createSha256Hmac;else{if("hmac-sha512"!==s)return void f(new Error("unsupported prf"));q=k.createSha512Hmac}var t=parseInt(g(e,"crypto/kdfparams/c")),p=parseInt(g(e,"crypto/kdfparams/dklen"));if(32!==p)return void f(new Error("unsupported key-derivation derived-key length"));var u=l(b,j,t,p,q),v=r(u,f);if(!v)return;a(v)}else f(new Error("unsupported key-derivation function"));else f(new Error("unsupported key-derivation function"))})}),m.defineProperty(q,"encrypt",function(a,b,c,g){if("function"!=typeof c||g||(g=c,c={}),c||(c={}),a instanceof n&&(a=a.privateKey),a=d(a,"private key"),32!==a.length)throw new Error("invalid private key");b=f(b);var k=c.entropy;if(c.mnemonic)if(k){if(o.entropyToMnemonic(k)!==c.mnemonic)throw new Error("entropy and mnemonic mismatch")}else k=o.mnemonicToEntropy(c.mnemonic);k&&(k=d(k,"entropy"));var l=c.path;k&&!l&&(l=p);var q=c.client;q||(q="ethers.js");var r=c.salt;r=r?d(r,"salt"):m.randomBytes(32);var s=null;if(c.iv){if(s=d(c.iv,"iv"),16!==s.length)throw new Error("invalid iv")}else s=m.randomBytes(16);var t=c.uuid;if(t){if(t=d(t,"uuid"),16!==t.length)throw new Error("invalid uuid")}else t=m.randomBytes(16);var u=1<<17,v=8,w=1;return c.scrypt&&(c.scrypt.N&&(u=c.scrypt.N),c.scrypt.r&&(v=c.scrypt.r),c.scrypt.p&&(w=c.scrypt.p)),new Promise(function(c,f){i(b,r,u,v,w,64,function(b,i,l){if(b)b.progress=i,f(b);else if(l){l=d(l);var o=l.slice(0,16),p=l.slice(16,32),x=l.slice(32,64),y=new n(a).address,z=new h.Counter(s),A=new h.ModeOfOperation.ctr(o,z),B=m.arrayify(A.encrypt(a)),C=m.keccak256(m.concat([p,B])),D={address:y.substring(2).toLowerCase(),id:j.v4({random:t}),version:3,Crypto:{cipher:"aes-128-ctr",cipherparams:{iv:m.hexlify(s).substring(2)},ciphertext:m.hexlify(B).substring(2),kdf:"scrypt",kdfparams:{salt:m.hexlify(r).substring(2),n:u,dklen:32,p:w,r:v},mac:C.substring(2)}};if(k){var E=m.randomBytes(16),F=new h.Counter(E),G=new h.ModeOfOperation.ctr(x,F),H=m.arrayify(G.encrypt(k)),I=new Date,J=I.getUTCFullYear()+"-"+e(I.getUTCMonth()+1,2)+"-"+e(I.getUTCDate(),2)+"T"+e(I.getUTCHours(),2)+"-"+e(I.getUTCMinutes(),2)+"-"+e(I.getUTCSeconds(),2)+".0Z";D["x-ethers"]={client:q,gethFilename:"UTC--"+J+"--"+D.address,mnemonicCounter:m.hexlify(E).substring(2),mnemonicCiphertext:m.hexlify(H).substring(2),version:"0.1"}}g&&g(1),c(JSON.stringify(D))}else if(g)return g(i)})})}),b.exports=q},{"../utils":63,"../utils/hmac":61,"../utils/pbkdf2":66,"./hdnode":74,"./signing-key":77,"aes-js":5,"scrypt-js":41,uuid:44}],77:[function(a,b,c){"use strict";function d(a){if(!(this instanceof d))throw new Error("missing new");if(a=f.arrayify(a),32!==a.length)throw new Error("invalid private key");f.defineProperty(this,"privateKey",f.hexlify(a));var b=e.keyFromPrivate(a);f.defineProperty(this,"publicKey","0x"+b.getPublic(!0,"hex"));var c=d.publicKeyToAddress("0x"+b.getPublic(!1,"hex"));f.defineProperty(this,"address",c),f.defineProperty(this,"signDigest",function(a){var c=b.sign(f.arrayify(a),{canonical:!0});return{recoveryParam:c.recoveryParam,r:"0x"+c.r.toString(16),s:"0x"+c.s.toString(16)}})}var e=new(a("elliptic").ec)("secp256k1"),f=function(){var b=a("../utils/convert");return{defineProperty:a("../utils/properties").defineProperty,arrayify:b.arrayify,hexlify:b.hexlify,getAddress:a("../utils/address").getAddress,keccak256:a("../utils/keccak256")}}();f.defineProperty(d,"recover",function(a,b,c,g){var h={r:f.arrayify(b),s:f.arrayify(c)},i=e.recoverPubKey(f.arrayify(a),h,g);return d.publicKeyToAddress("0x"+i.encode("hex",!1))}),f.defineProperty(d,"getPublicKey",function(a,b){if(a=f.arrayify(a),b=!!b,32===a.length){var c=e.keyFromPrivate(a);return"0x"+c.getPublic(b,"hex")}if(33===a.length){var c=e.keyFromPublic(a);return"0x"+c.getPublic(b,"hex")}if(65===a.length){var c=e.keyFromPublic(a);return"0x"+c.getPublic(b,"hex")}throw new Error("invalid value")}),f.defineProperty(d,"publicKeyToAddress",function(a){return a="0x"+d.getPublicKey(a,!1).slice(4),f.getAddress("0x"+f.keccak256(a).substring(26))}),b.exports=d},{"../utils/address":56,"../utils/convert":60,"../utils/keccak256":64,"../utils/properties":67,elliptic:9}],78:[function(a,b,c){"use strict";function d(a,b){if(!(this instanceof d))throw new Error("missing new");var c=a;a instanceof j||(c=new j(a)),g.defineProperty(this,"privateKey",c.privateKey),Object.defineProperty(this,"provider",{enumerable:!0,get:function(){return b},set:function(a){b=a}}),b&&(this.provider=b);var e=15e5;Object.defineProperty(this,"defaultGasLimit",{enumerable:!0,get:function(){return e},set:function(a){if("number"!=typeof a)throw new Error("invalid defaultGasLimit");e=a}}),g.defineProperty(this,"address",c.address),g.defineProperty(this,"sign",function(a){var b=a.chainId;!b&&this.provider&&(b=this.provider.chainId),b||(b=0);var d=[];l.forEach(function(b){var c=a[b.name]||[];if(c=g.arrayify(g.hexlify(c),b.name),b.length&&c.length!==b.length&&c.length>0){var e=new Error("invalid "+b.name);throw e.reason="wrong length",e.value=c,e}if(b.maxLength&&(c=g.stripZeros(c),c.length>b.maxLength)){var e=new Error("invalid "+b.name);throw e.reason="too long",e.value=c,e}d.push(g.hexlify(c))}),b&&(d.push(g.hexlify(b)),d.push("0x"),d.push("0x"));var e=g.keccak256(g.RLP.encode(d)),f=c.signDigest(e),h=27+f.recoveryParam;return b&&(d.pop(),d.pop(),d.pop(),h+=2*b+8),d.push(g.hexlify(h)),d.push(f.r),d.push(f.s),g.RLP.encode(d)})}function e(a){var b=g.concat([g.toUtf8Bytes("Ethereum Signed Message:\n"),g.toUtf8Bytes(String(a.length)),"string"==typeof a?g.toUtf8Bytes(a):a]);return g.keccak256(b)}var f=a("scrypt-js"),g=function(){var b=a("../utils/convert");return{defineProperty:a("../utils/properties").defineProperty,arrayify:b.arrayify,concat:b.concat,hexlify:b.hexlify,stripZeros:b.stripZeros,hexZeroPad:b.hexZeroPad,bigNumberify:a("../utils/bignumber").bigNumberify,toUtf8Bytes:a("../utils/utf8").toUtf8Bytes,getAddress:a("../utils/address").getAddress,keccak256:a("../utils/keccak256"),randomBytes:a("../utils").randomBytes,RLP:a("../utils/rlp")}}(),h=a("./hdnode"),i=a("./secret-storage"),j=a("./signing-key");a("setimmediate");var k="m/44'/60'/0'/0/0",l=[{name:"nonce",maxLength:32},{name:"gasPrice",maxLength:32},{name:"gasLimit",maxLength:32},{name:"to",length:20},{name:"value",maxLength:32},{name:"data"}];g.defineProperty(d,"parseTransaction",function(a){a=g.hexlify(a,"rawTransaction");var b=g.RLP.decode(a);if(9!==b.length)throw new Error("invalid transaction");var c=[],d={};l.forEach(function(a,e){d[a.name]=b[e],c.push(b[e])}),d.to&&("0x"==d.to?delete d.to:d.to=g.getAddress(d.to)),["gasPrice","gasLimit","nonce","value"].forEach(function(a){d[a]&&(0===d[a].length?d[a]=g.bigNumberify(0):d[a]=g.bigNumberify(d[a]))}),d.nonce?d.nonce=d.nonce.toNumber():d.nonce=0;var e=g.arrayify(b[6]),f=g.arrayify(b[7]),h=g.arrayify(b[8]);if(1===e.length&&f.length>=1&&f.length<=32&&h.length>=1&&h.length<=32){d.v=e[0],d.r=b[7],d.s=b[8];var i=(d.v-35)/2;i<0&&(i=0),i=parseInt(i),d.chainId=i;var k=d.v-27;i&&(c.push(g.hexlify(i)),c.push("0x"),c.push("0x"),k-=2*i+8);var m=g.keccak256(g.RLP.encode(c));try{d.from=j.recover(m,f,h,k)}catch(n){console.log(n)}}return d}),g.defineProperty(d.prototype,"getAddress",function(){return this.address}),g.defineProperty(d.prototype,"getBalance",function(a){if(!this.provider)throw new Error("missing provider");return this.provider.getBalance(this.address,a)}),g.defineProperty(d.prototype,"getTransactionCount",function(a){if(!this.provider)throw new Error("missing provider");return this.provider.getTransactionCount(this.address,a)}),g.defineProperty(d.prototype,"estimateGas",function(a){if(!this.provider)throw new Error("missing provider");var b={};return["from","to","data","value"].forEach(function(c){null!=a[c]&&(b[c]=a[c])}),null==a.from&&(b.from=this.address),this.provider.estimateGas(b)}),g.defineProperty(d.prototype,"sendTransaction",function(a){if(!this.provider)throw new Error("missing provider");var b=a.gasLimit;null==b&&(b=this.defaultGasLimit);var c=this,e=null;e=a.gasPrice?Promise.resolve(a.gasPrice):this.provider.getGasPrice();var f=null;f=a.nonce?Promise.resolve(a.nonce):this.provider.getTransactionCount(c.address,"pending");var h=this.provider.chainId,i=null;i=a.to?this.provider.resolveName(a.to):Promise.resolve(void 0);var j=g.hexlify(a.data||"0x"),k=g.hexlify(a.value||0);return Promise.all([e,f,i]).then(function(a){var e=c.sign({to:a[2],data:j,gasLimit:b,gasPrice:a[0],nonce:a[1],value:k,chainId:h});return c.provider.sendTransaction(e).then(function(a){var b=d.parseTransaction(e);return b.hash=a,b.wait=function(){return c.provider.waitForTransaction(a)},b})})}),g.defineProperty(d.prototype,"send",function(a,b,c){return c||(c={}),this.sendTransaction({to:a,gasLimit:c.gasLimit,gasPrice:c.gasPrice,nonce:c.nonce,value:b})}),g.defineProperty(d.prototype,"signMessage",function(a){var b=new j(this.privateKey),c=b.signDigest(e(a));return g.hexZeroPad(c.r,32)+g.hexZeroPad(c.s,32).substring(2)+(c.recoveryParam?"1c":"1b")}),g.defineProperty(d,"verifyMessage",function(a,b){if(b=g.hexlify(b),132!=b.length)throw new Error("invalid signature");var c=e(a),d=parseInt(b.substring(130),16);if(d>=27&&(d-=27),d<0)throw new Error("invalid signature");return j.recover(c,b.substring(0,66),"0x"+b.substring(66,130),d)}),g.defineProperty(d.prototype,"encrypt",function(a,b,c){if("function"!=typeof b||c||(c=b,b={}),c&&"function"!=typeof c)throw new Error("invalid callback");if(b||(b={}),this.mnemonic){var d={};for(var e in b)d[e]=b[e];b=d,b.mnemonic=this.mnemonic,b.path=this.path}return i.encrypt(this.privateKey,a,b,c)}),g.defineProperty(d,"isEncryptedWallet",function(a){return i.isValidWallet(a)||i.isCrowdsaleWallet(a)}),g.defineProperty(d,"createRandom",function(a){var b=g.randomBytes(16);a||(a={}),a.extraEntropy&&(b=g.keccak256(g.concat([b,a.extraEntropy])).substring(0,34));var c=h.entropyToMnemonic(b);return d.fromMnemonic(c,a.path)}),g.defineProperty(d,"fromEncryptedWallet",function(a,b,c){if(c&&"function"!=typeof c)throw new Error("invalid callback");return new Promise(function(e,f){if(i.isCrowdsaleWallet(a))try{var h=i.decryptCrowdsale(a,b);e(new d(h))}catch(j){f(j)}else i.isValidWallet(a)?i.decrypt(a,b,c).then(function(a){var b=new d(a);a.mnemonic&&a.path&&(g.defineProperty(b,"mnemonic",a.mnemonic),g.defineProperty(b,"path",a.path)),e(b)},function(a){f(a)}):f("invalid wallet JSON")})}),g.defineProperty(d,"fromMnemonic",function(a,b){b||(b=k);var c=h.fromMnemonic(a).derivePath(b),e=new d(c.privateKey);return g.defineProperty(e,"mnemonic",a),g.defineProperty(e,"path",b),e}),g.defineProperty(d,"fromBrainWallet",function(a,b,c){if(c&&"function"!=typeof c)throw new Error("invalid callback");return a="string"==typeof a?g.toUtf8Bytes(a,"NFKC"):g.arrayify(a,"password"),b="string"==typeof b?g.toUtf8Bytes(b,"NFKC"):g.arrayify(b,"password"),new Promise(function(e,h){f(b,a,1<<18,8,1,32,function(a,b,f){if(a)h(a);else if(f)e(new d(g.hexlify(f)));else if(c)return 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c=null;a.ensAddress&&(c=D.getAddress(a.ensAddress)),
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b=a("../utils/convert");return{defineProperty:a("../utils/properties").defineProperty,getAddress:a("../utils/address").getAddress,getContractAddress:a("../utils/contract-address").getContractAddress,bigNumberify:a("../utils/bignumber").bigNumberify,arrayify:b.arrayify,hexlify:b.hexlify,isHexString:b.isHexString,concat:b.concat,hexStripZeros:b.hexStripZeros,stripZeros:b.stripZeros,namehash:a("../utils/namehash"),toUtf8String:a("../utils/utf8").toUtf8String,RLP:a("../utils/rlp")}}(),E={hash:i,parentHash:i,number:j,timestamp:j,nonce:f(D.hexlify),difficulty:f(j),gasLimit:D.bigNumberify,gasUsed:D.bigNumberify,miner:D.getAddress,extraData:D.hexlify,transactions:f(h(i))},F={hash:i,blockHash:f(i,null),blockNumber:f(j,null),transactionIndex:f(j,null),from:D.getAddress,gasPrice:D.bigNumberify,gasLimit:D.bigNumberify,to:f(D.getAddress,null),value:D.bigNumberify,nonce:j,data:D.hexlify,r:f(l),s:f(l),v:f(j),creates:f(D.getAddress,null),raw:f(D.hexlify)},G={from:f(D.getAddress),nonce:f(j),gasLimit:f(D.bigNumberify),gasPrice:f(D.bigNumberify),to:f(D.getAddress),value:f(D.bigNumberify),data:f(D.hexlify)},H={transactionLogIndex:f(j),transactionIndex:j,blockNumber:j,transactionHash:i,address:D.getAddress,topics:h(i),data:D.hexlify,logIndex:j,blockHash:i},I={contractAddress:f(D.getAddress,null),transactionIndex:j,root:f(i),gasUsed:D.bigNumberify,logsBloom:D.hexlify,blockHash:i,transactionHash:i,logs:h(q),blockNumber:j,cumulativeGasUsed:D.bigNumberify,status:f(j)},J={fromBlock:f(m,void 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c=this;return this.resolveName(a).then(function(a){var d={address:a,blockTag:m(b)};return c.perform("getBalance",d).then(function(a){return D.bigNumberify(a)})})}),D.defineProperty(v.prototype,"getTransactionCount",function(a,b){var c=this;return this.resolveName(a).then(function(a){var d={address:a,blockTag:m(b)};return c.perform("getTransactionCount",d).then(function(a){var b=parseInt(a);if(b!=a)throw new Error("invalid response - getTransactionCount");return b})})}),D.defineProperty(v.prototype,"getCode",function(a,b){var c=this;return this.resolveName(a).then(function(a){var d={address:a,blockTag:m(b)};return c.perform("getCode",d).then(function(a){return D.hexlify(a)})})}),D.defineProperty(v.prototype,"getStorageAt",function(a,b,c){var d=this;return this.resolveName(a).then(function(a){var e={address:a,blockTag:m(c),position:D.hexStripZeros(D.hexlify(b))};return d.perform("getStorageAt",e).then(function(a){return D.hexlify(a)})})}),D.defineProperty(v.prototype,"sendTransaction",function(a){try{var b={signedTransaction:D.hexlify(a)};return this.perform("sendTransaction",b).then(function(a){if(a=D.hexlify(a),66!==a.length)throw new Error("invalid response - sendTransaction");return a})}catch(c){return Promise.reject(c)}}),D.defineProperty(v.prototype,"call",function(a){var b=this;return this._resolveNames(a,["to","from"]).then(function(a){var c={transaction:p(a)};return b.perform("call",c).then(function(a){return D.hexlify(a)})})}),D.defineProperty(v.prototype,"estimateGas",function(a){var b=this;return this._resolveNames(a,["to","from"]).then(function(a){var c={transaction:p(a)};return b.perform("estimateGas",c).then(function(a){return D.bigNumberify(a)})})}),D.defineProperty(v.prototype,"getBlock",function(a){try{var b=D.hexlify(a);if(66===b.length)return this.perform("getBlock",{blockHash:b}).then(function(a){return null==a?null:n(a)})}catch(c){console.log("DEBUG",c)}try{var d=m(a);return this.perform("getBlock",{blockTag:d}).then(function(a){return null==a?null:n(a)})}catch(c){console.log("DEBUG",c)}return Promise.reject(new Error("invalid block hash or block tag"))}),D.defineProperty(v.prototype,"getTransaction",function(a){try{var b={transactionHash:i(a)};return this.perform("getTransaction",b).then(function(a){return null!=a&&(a=o(a)),a})}catch(c){return Promise.reject(c)}}),D.defineProperty(v.prototype,"getTransactionReceipt",function(a){try{var b={transactionHash:i(a)};return this.perform("getTransactionReceipt",b).then(function(a){return null!=a&&(a=r(a)),a})}catch(c){return Promise.reject(c)}}),D.defineProperty(v.prototype,"getLogs",function(a){var b=this;return this._resolveNames(a,["address"]).then(function(a){var c={filter:t(a)};return b.perform("getLogs",c).then(function(a){return h(u)(a)})})}),D.defineProperty(v.prototype,"getEtherPrice",function(){try{return this.perform("getEtherPrice",{}).then(function(a){return a})}catch(a){return 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b=D.getAddress("0x"+a.substring(26));return"0x0000000000000000000000000000000000000000"===b?null:b})}),D.defineProperty(v.prototype,"lookupAddress",function(a){if(!this.ensAddress)throw new Error("network does not have ENS deployed");a=D.getAddress(a);var b=a.substring(2)+".addr.reverse",c=D.namehash(b),d=this;return this._getResolver(b).then(function(a){if(!a)return null;var b="0x691f3431"+c.substring(2),e={to:a,data:b};return d.call(e)}).then(function(b){if(b=b.substring(2),b.length<64)return null;if(b=b.substring(64),b.length<64)return null;var c=D.bigNumberify("0x"+b.substring(0,64)).toNumber();if(b=b.substring(64),2*c>b.length)return null;var e=D.toUtf8String("0x"+b.substring(0,2*c));return d.resolveName(e).then(function(b){return b!=a?null:e})})}),D.defineProperty(v.prototype,"doPoll",function(){}),D.defineProperty(v.prototype,"perform",function(a,b){return Promise.reject(new Error("not implemented - 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e=0;e<d.length;e++)if(d[e].listener===b){d.splice(e,1);break}0===d.length&&this.removeAllListeners(a)}),D.defineProperty(v,"_formatters",{checkTransactionResponse:o}),b.exports=v},{"../utils/address":56,"../utils/bignumber":57,"../utils/contract-address":59,"../utils/convert":60,"../utils/namehash":65,"../utils/properties":67,"../utils/rlp":68,"../utils/utf8":73,"./networks.json":52,inherits:37,xmlhttprequest:46}],54:[function(a,b,c){"use strict";function d(a,b){if(!(this instanceof d))throw new Error("missing new");g.defineProperty(this,"provider",a),b?(g.defineProperty(this,"address",b),g.defineProperty(this,"_syncAddress",!0)):(Object.defineProperty(this,"address",{enumerable:!0,get:function(){throw new Error("unsupported sync operation; use getAddress")}}),g.defineProperty(this,"_syncAddress",!1))}function e(a,b){if(!(this instanceof e))throw new Error("missing new");var c=a.host||a.path||"unknown";f.call(this,c,b),g.defineProperty(this,"_web3Provider",a)}var f=(a("./provider"),a("./json-rpc-provider")),g=function(){return{defineProperty:a("../utils/properties").defineProperty,getAddress:a("../utils/address").getAddress,toUtf8Bytes:a("../utils/utf8").toUtf8Bytes,hexlify:a("../utils/convert").hexlify}}();g.defineProperty(d.prototype,"getAddress",function(){return this._syncAddress?Promise.resolve(this.address):this.provider.send("eth_accounts",[]).then(function(a){if(0===a.length)throw new Error("no account");return g.getAddress(a[0])})}),g.defineProperty(d.prototype,"getBalance",function(a){var b=this.provider;return this.getAddress().then(function(c){return b.getBalance(c,a)})}),g.defineProperty(d.prototype,"getTransactionCount",function(a){var b=this.provider;return this.getAddress().then(function(c){return b.getTransactionCount(c,a)})}),g.defineProperty(d.prototype,"sendTransaction",function(a){var b=this.provider;return a=f._hexlifyTransaction(a),this.getAddress().then(function(c){return a.from=c.toLowerCase(),b.send("eth_sendTransaction",[a]).then(function(a){return new Promise(function(c,d){function e(){b.getTransaction(a).then(function(a){return a?void c(a):void setTimeout(e,1e3)})}e()})})})}),g.defineProperty(d.prototype,"signMessage",function(a){var b=this.provider,c="string"==typeof a?g.toUtf8Bytes(a):a;return this.getAddress().then(function(a){var d="eth_sign",e=[a.toLowerCase(),g.hexlify(c)];return b._web3Provider.isMetaMask&&(d="personal_sign",e=[g.hexlify(c),a.toLowerCase()]),b.send(d,e)})}),g.defineProperty(d.prototype,"unlock",function(a){var b=this.provider;return this.getAddress().then(function(c){return b.send("personal_unlockAccount",[c.toLowerCase(),a,null])})}),f.inherits(e),g.defineProperty(e.prototype,"getSigner",function(a){return new d(this,a)}),g.defineProperty(e.prototype,"listAccounts",function(){return this.send("eth_accounts",[]).then(function(a){return a.forEach(function(b,c){a[c]=g.getAddress(b)}),a})}),g.defineProperty(e.prototype,"send",function(a,b){var c=this._web3Provider;return new Promise(function(d,e){var f={method:a,params:b,id:42,jsonrpc:"2.0"};c.sendAsync(f,function(a,b){if(a)return void e(a);if(b.error){var a=new Error(b.error.message);return a.code=b.error.code,a.data=b.error.data,void e(a)}d(b.result)})})}),b.exports=e},{"../utils/address":56,"../utils/convert":60,"../utils/properties":67,"../utils/utf8":73,"./json-rpc-provider":51,"./provider":53}],55:[function(a,b,c){"use strict";function d(a){var b=parseInt(32*Math.ceil(a.length/32)),c=new Uint8Array(b-a.length);return o.concat([v.encode(a.length),a,c])}function e(a,b){a.length<b+32&&n("invalid bytes");var c=v.decode(a,b).value;return c=c.toNumber(),a.length<b+32+c&&n("invalid bytes"),{consumed:parseInt(32+32*Math.ceil(c/32)),value:a.slice(b+32,b+32+c)}}function f(a){return parseInt(32*Math.ceil(a/32))}function 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g=e[1],k=parseInt(e[2]||b.length);if(k!=b.length)throw new Error("invalid value for "+a);var l=[];return b.forEach(function(a){a=d(g,a,!0),l.push(a)}),i.concat(l)}throw new Error("unknown type - "+a)}function e(a,b){if(a.length!=b.length)throw new Error("type/value count mismatch");var c=[];return a.forEach(function(a,e){c.push(d(a,b[e]))}),i.hexlify(i.concat(c))}function f(a,b){return k(e(a,b))}function g(a,b){return l(e(a,b))}var h=a("./bignumber").bigNumberify,i=a("./convert"),j=(a("./address").getAddress,a("./utf8")),k=a("./keccak256"),l=a("./sha2").sha256,m=new RegExp("^bytes([0-9]+)$"),n=new RegExp("^(u?int)([0-9]*)$"),o=new RegExp("^(.*)\\[([0-9]*)\\]$"),p="0000000000000000000000000000000000000000000000000000000000000000";b.exports={pack:e,keccak256:f,sha256:g}},{"./address":56,"./bignumber":57,"./convert":60,"./keccak256":64,"./sha2":69,"./utf8":73}],71:[function(a,b,c){"use strict";function d(a,b){var c=new Error(a);for(var d in b)c[d]=b[d];throw 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g(a){return e(a,18)}var h=a("./bignumber.js").bigNumberify,i=a("./throw-error"),j=new h(0),k=new h((-1)),l=["wei","kwei","Mwei","Gwei","szabo","finny","ether"],m=function(){var a={},b="1";return l.forEach(function(c){var d={decimals:b.length-1,tenPower:h(b),name:c};a[c.toLowerCase()]=d,a[String(d.decimals)]=d,b+="000"}),function(b){return a[String(b).toLowerCase()]}}();b.exports={formatEther:f,parseEther:g,formatUnits:d,parseUnits:e}},{"./bignumber.js":57,"./throw-error":71}],73:[function(a,b,c){function d(a){for(var b=[],c=0,d=0;d<a.length;d++){var e=a.charCodeAt(d);e<128?b[c++]=e:e<2048?(b[c++]=e>>6|192,b[c++]=63&e|128):55296==(64512&e)&&d+1<a.length&&56320==(64512&a.charCodeAt(d+1))?(e=65536+((1023&e)<<10)+(1023&a.charCodeAt(++d)),b[c++]=e>>18|240,b[c++]=e>>12&63|128,b[c++]=e>>6&63|128,b[c++]=63&e|128):(b[c++]=e>>12|224,b[c++]=e>>6&63|128,b[c++]=63&e|128)}return f.arrayify(b)}function e(a){a=f.arrayify(a);for(var b="",c=0;c<a.length;){var d=a[c++];if(d>>7!=0){if(d>>6!=2){var e=null;if(d>>5==6)e=1;else if(d>>4==14)e=2;else if(d>>3==30)e=3;else if(d>>2==62)e=4;else{if(d>>1!=126)continue;e=5}if(c+e>a.length){for(;c<a.length&&a[c]>>6==2;c++);if(c!=a.length)continue;return b}var g,h=d&(1<<8-e-1)-1;for(g=0;g<e;g++){var i=a[c++];if(i>>6!=2)break;h=h<<6|63&i}g==e?h<=65535?b+=String.fromCharCode(h):(h-=65536,b+=String.fromCharCode((h>>10&1023)+55296,(1023&h)+56320)):c--}}else b+=String.fromCharCode(d)}return b}var f=a("./convert.js");b.exports={toUtf8Bytes:d,toUtf8String:e}},{"./convert.js":60}],74:[function(a,b,c){function d(a){return(1<<a)-1<<8-a}function e(a){return(1<<a)-1}function f(a,b,c,d){if(!(this instanceof f))throw new Error("missing new");m.defineProperty(this,"_keyPair",a),m.defineProperty(this,"privateKey",m.hexlify(a.priv.toArray("be",32))),m.defineProperty(this,"publicKey","0x"+a.getPublic(!0,"hex")),m.defineProperty(this,"chainCode",m.hexlify(b)),m.defineProperty(this,"index",c),m.defineProperty(this,"depth",d)}function g(a,b){if(b)if(b.normalize)b=b.normalize("NFKD");else for(var c=0;c<b.length;c++){var d=b.charCodeAt(c);if(d<32||d>127)throw new Error("passwords with non-ASCII characters not supported in this environment")}else b="";a=m.toUtf8Bytes(a,"NFKD");var e=m.toUtf8Bytes("mnemonic"+b,"NFKD");return m.hexlify(m.pbkdf2(a,e,2048,64,m.createSha512Hmac))}function h(a){var b=a.toLowerCase().split(" ");if(b.length%3!==0)throw new Error("invalid mnemonic");for(var c=m.arrayify(new Uint8Array(Math.ceil(11*b.length/8))),e=0,f=0;f<b.length;f++){var g=l.indexOf(b[f]);if(g===-1)throw new Error("invalid mnemonic");for(var h=0;h<11;h++)g&1<<10-h&&(c[e>>3]|=1<<7-e%8),e++}var i=32*b.length/3,j=b.length/3,k=d(j),n=m.arrayify(m.sha256(c.slice(0,i/8)))[0];if(n&=k,n!==(c[c.length-1]&k))throw new Error("invalid checksum");return m.hexlify(c.slice(0,i/8))}function i(a){if(a=m.arrayify(a),a.length%4!==0||a.length<16||a.length>32)throw new Error("invalid entropy");for(var b=[0],c=11,f=0;f<a.length;f++)c>8?(b[b.length-1]<<=8,b[b.length-1]|=a[f],c-=8):(b[b.length-1]<<=c,b[b.length-1]|=a[f]>>8-c,b.push(a[f]&e(8-c)),c+=3);var g=m.arrayify(m.sha256(a))[0],h=a.length/4;g&=d(h),b[b.length-1]<<=h,b[b.length-1]|=g>>8-h;for(var f=0;f<b.length;f++)b[f]=l[b[f]];return b.join(" ")}function j(a){try{return h(a),!0}catch(b){}return!1}var k=new(a("elliptic").ec)("secp256k1"),l=function(){var b=a("./words.json");return b.replace(/([A-Z])/g," $1").toLowerCase().substring(1).split(" ")}(),m=function(){var b=a("../utils/convert.js"),c=a("../utils/sha2"),d=a("../utils/hmac");return{defineProperty:a("../utils/properties.js").defineProperty,arrayify:b.arrayify,bigNumberify:a("../utils/bignumber.js").bigNumberify,hexlify:b.hexlify,toUtf8Bytes:a("../utils/utf8.js").toUtf8Bytes,sha256:c.sha256,createSha512Hmac:d.createSha512Hmac,pbkdf2:a("../utils/pbkdf2.js")}}(),n=m.toUtf8Bytes("Bitcoin seed"),o=2147483648;m.defineProperty(f.prototype,"_derive",function(a){if(!this.privateKey){if(a>=o)throw new Error("cannot derive child of neutered node");throw new Error("not implemented")}var b=new Uint8Array(37);a&o?b.set(m.arrayify(this.privateKey),1):b.set(this._keyPair.getPublic().encode(null,!0));for(var c=24;c>=0;c-=8)b[33+(c>>3)]=a>>24-c&255;var d=m.arrayify(m.createSha512Hmac(this.chainCode).update(b).digest()),e=m.bigNumberify(d.slice(0,32)),g=(d.slice(32),e.add("0x"+this._keyPair.getPrivate("hex")).mod("0x"+k.curve.n.toString(16)));return new f(k.keyFromPrivate(m.arrayify(g)),d.slice(32),a,this.depth+1)}),m.defineProperty(f.prototype,"derivePath",function(a){var b=a.split("/");if(0===b.length||"m"===b[0]&&0!==this.depth)throw new Error("invalid path");"m"===b[0]&&b.shift();for(var c=this,d=0;d<b.length;d++){var e=b[d];if(e.match(/^[0-9]+'$/)){var f=parseInt(e.substring(0,e.length-1));if(f>=o)throw new Error("invalid path index - "+e);c=c._derive(o+f)}else{if(!e.match(/^[0-9]+$/))throw new Error("invlaid path component - "+e);var f=parseInt(e);if(f>=o)throw new Error("invalid path index - "+e);c=c._derive(f)}}return c}),m.defineProperty(f,"fromMnemonic",function(a){return h(a),f.fromSeed(g(a))}),m.defineProperty(f,"fromSeed",function(a){if(a=m.arrayify(a),a.length<16||a.length>64)throw new Error("invalid seed");var b=m.arrayify(m.createSha512Hmac(n).update(a).digest());return new f(k.keyFromPrivate(b.slice(0,32)),b.slice(32),0,0,0)}),b.exports={fromMnemonic:f.fromMnemonic,fromSeed:f.fromSeed,mnemonicToEntropy:h,entropyToMnemonic:i,mnemonicToSeed:g,isValidMnemonic:j}},{"../utils/bignumber.js":57,"../utils/convert.js":60,"../utils/hmac":61,"../utils/pbkdf2.js":66,"../utils/properties.js":67,"../utils/sha2":69,"../utils/utf8.js":73,"./words.json":79,elliptic:9}],75:[function(a,b,c){"use strict";var d=a("./wallet"),e=a("./hdnode"),f=a("./signing-key");b.exports={HDNode:e,Wallet:d,SigningKey:f}},{"./hdnode":74,"./signing-key":77,"./wallet":78}],76:[function(a,b,c){"use strict";function d(a){return"string"==typeof a&&"0x"!==a.substring(0,2)&&(a="0x"+a),m.arrayify(a)}function e(a,b){for(a=String(a);a.length<b;)a="0"+a;return a}function f(a){return"string"==typeof a?m.toUtf8Bytes(a,"NFKC"):m.arrayify(a,"password")}function g(a,b){for(var c=a,d=b.toLowerCase().split("/"),e=0;e<d.length;e++){var f=null;for(var g in c)if(g.toLowerCase()===d[e]){f=c[g];break}if(null===f)return null;c=f}return c}var h=a("aes-js"),i=a("scrypt-js"),j=a("uuid"),k=a("../utils/hmac"),l=a("../utils/pbkdf2"),m=a("../utils"),n=a("./signing-key"),o=a("./hdnode"),p="m/44'/60'/0'/0/0",q={};m.defineProperty(q,"isCrowdsaleWallet",function(a){try{var b=JSON.parse(a)}catch(c){return!1}return b.encseed&&b.ethaddr}),m.defineProperty(q,"isValidWallet",function(a){try{var b=JSON.parse(a)}catch(c){return!1}return!(!b.version||parseInt(b.version)!==b.version||3!==parseInt(b.version))}),m.defineProperty(q,"decryptCrowdsale",function(a,b){var c=JSON.parse(a);b=f(b);var e=m.getAddress(g(c,"ethaddr")),i=d(g(c,"encseed"));if(!i||i.length%16!==0)throw new Error("invalid encseed");var j=l(b,b,2e3,32,k.createSha256Hmac).slice(0,16),o=i.slice(0,16),p=i.slice(16),q=new h.ModeOfOperation.cbc(j,o),r=m.arrayify(q.decrypt(p));r=h.padding.pkcs7.strip(r);for(var s="",t=0;t<r.length;t++)s+=String.fromCharCode(r[t]);var u=m.toUtf8Bytes(s),v=new n(m.keccak256(u));if(v.address!==e)throw new Error("corrupt crowdsale wallet");return v}),m.defineProperty(q,"decrypt",function(a,b,c){var e=JSON.parse(a);b=f(b);var j=function(a,b){var c=g(e,"crypto/cipher");if("aes-128-ctr"===c){var f=d(g(e,"crypto/cipherparams/iv"),"crypto/cipherparams/iv"),i=new h.Counter(f),j=new h.ModeOfOperation.ctr(a,i);return d(j.decrypt(b))}return null},q=function(a,b){return m.keccak256(m.concat([a,b]))},r=function(a,b){var c=d(g(e,"crypto/ciphertext")),f=m.hexlify(q(a.slice(16,32),c)).substring(2);if(f!==g(e,"crypto/mac").toLowerCase())return b(new Error("invalid password")),null;var i=j(a.slice(0,16),c),k=a.slice(32,64);if(!i)return b(new Error("unsupported cipher")),null;var l=new n(i);if(l.address!==m.getAddress(e.address))return b(new Error("address mismatch")),null;if("0.1"===g(e,"x-ethers/version")){var r=d(g(e,"x-ethers/mnemonicCiphertext"),"x-ethers/mnemonicCiphertext"),s=d(g(e,"x-ethers/mnemonicCounter"),"x-ethers/mnemonicCounter"),t=new h.Counter(s),u=new h.ModeOfOperation.ctr(k,t),v=g(e,"x-ethers/path")||p,w=d(u.decrypt(r)),x=o.entropyToMnemonic(w);if(o.fromMnemonic(x).derivePath(v).privateKey!=m.hexlify(i))return b(new Error("mnemonic mismatch")),null;l.mnemonic=x,l.path=v}return l};return new Promise(function(a,f){var h=g(e,"crypto/kdf");if(h&&"string"==typeof h)if("scrypt"===h.toLowerCase()){var j=d(g(e,"crypto/kdfparams/salt"),"crypto/kdfparams/salt"),m=parseInt(g(e,"crypto/kdfparams/n")),n=parseInt(g(e,"crypto/kdfparams/r")),o=parseInt(g(e,"crypto/kdfparams/p"));if(!m||!n||!o)return void f(new Error("unsupported key-derivation function parameters"));if(0!==(m&m-1))return void f(new Error("unsupported key-derivation function parameter value for N"));var p=parseInt(g(e,"crypto/kdfparams/dklen"));if(32!==p)return void f(new Error("unsupported key-derivation derived-key length"));i(b,j,m,n,o,64,function(b,e,g){if(b)b.progress=e,f(b);else if(g){g=d(g);var h=r(g,f);if(!h)return;c&&c(1),a(h)}else if(c)return c(e)})}else if("pbkdf2"===h.toLowerCase()){var j=d(g(e,"crypto/kdfparams/salt"),"crypto/kdfparams/salt"),q=null,s=g(e,"crypto/kdfparams/prf");if("hmac-sha256"===s)q=k.createSha256Hmac;else{if("hmac-sha512"!==s)return void f(new Error("unsupported prf"));q=k.createSha512Hmac}var t=parseInt(g(e,"crypto/kdfparams/c")),p=parseInt(g(e,"crypto/kdfparams/dklen"));if(32!==p)return void f(new Error("unsupported key-derivation derived-key length"));var u=l(b,j,t,p,q),v=r(u,f);if(!v)return;a(v)}else f(new Error("unsupported key-derivation function"));else f(new Error("unsupported key-derivation function"))})}),m.defineProperty(q,"encrypt",function(a,b,c,g){if("function"!=typeof c||g||(g=c,c={}),c||(c={}),a instanceof n&&(a=a.privateKey),a=d(a,"private key"),32!==a.length)throw new Error("invalid private key");b=f(b);var k=c.entropy;if(c.mnemonic)if(k){if(o.entropyToMnemonic(k)!==c.mnemonic)throw new Error("entropy and mnemonic mismatch")}else k=o.mnemonicToEntropy(c.mnemonic);k&&(k=d(k,"entropy"));var l=c.path;k&&!l&&(l=p);var q=c.client;q||(q="ethers.js");var r=c.salt;r=r?d(r,"salt"):m.randomBytes(32);var s=null;if(c.iv){if(s=d(c.iv,"iv"),16!==s.length)throw new Error("invalid iv")}else s=m.randomBytes(16);var t=c.uuid;if(t){if(t=d(t,"uuid"),16!==t.length)throw new Error("invalid uuid")}else t=m.randomBytes(16);var u=1<<17,v=8,w=1;return c.scrypt&&(c.scrypt.N&&(u=c.scrypt.N),c.scrypt.r&&(v=c.scrypt.r),c.scrypt.p&&(w=c.scrypt.p)),new Promise(function(c,f){i(b,r,u,v,w,64,function(b,i,l){if(b)b.progress=i,f(b);else if(l){l=d(l);var o=l.slice(0,16),p=l.slice(16,32),x=l.slice(32,64),y=new n(a).address,z=new h.Counter(s),A=new h.ModeOfOperation.ctr(o,z),B=m.arrayify(A.encrypt(a)),C=m.keccak256(m.concat([p,B])),D={address:y.substring(2).toLowerCase(),id:j.v4({random:t}),version:3,Crypto:{cipher:"aes-128-ctr",cipherparams:{iv:m.hexlify(s).substring(2)},ciphertext:m.hexlify(B).substring(2),kdf:"scrypt",kdfparams:{salt:m.hexlify(r).substring(2),n:u,dklen:32,p:w,r:v},mac:C.substring(2)}};if(k){var E=m.randomBytes(16),F=new h.Counter(E),G=new h.ModeOfOperation.ctr(x,F),H=m.arrayify(G.encrypt(k)),I=new Date,J=I.getUTCFullYear()+"-"+e(I.getUTCMonth()+1,2)+"-"+e(I.getUTCDate(),2)+"T"+e(I.getUTCHours(),2)+"-"+e(I.getUTCMinutes(),2)+"-"+e(I.getUTCSeconds(),2)+".0Z";D["x-ethers"]={client:q,gethFilename:"UTC--"+J+"--"+D.address,mnemonicCounter:m.hexlify(E).substring(2),mnemonicCiphertext:m.hexlify(H).substring(2),version:"0.1"}}g&&g(1),c(JSON.stringify(D))}else if(g)return g(i)})})}),b.exports=q},{"../utils":63,"../utils/hmac":61,"../utils/pbkdf2":66,"./hdnode":74,"./signing-key":77,"aes-js":5,"scrypt-js":41,uuid:44}],77:[function(a,b,c){"use strict";function d(a){if(!(this instanceof d))throw new Error("missing new");if(a=f.arrayify(a),32!==a.length)throw new Error("invalid private key");f.defineProperty(this,"privateKey",f.hexlify(a));var b=e.keyFromPrivate(a);f.defineProperty(this,"publicKey","0x"+b.getPublic(!0,"hex"));var c=d.publicKeyToAddress("0x"+b.getPublic(!1,"hex"));f.defineProperty(this,"address",c),f.defineProperty(this,"signDigest",function(a){var c=b.sign(f.arrayify(a),{canonical:!0});return{recoveryParam:c.recoveryParam,r:"0x"+c.r.toString(16),s:"0x"+c.s.toString(16)}})}var e=new(a("elliptic").ec)("secp256k1"),f=function(){var b=a("../utils/convert");return{defineProperty:a("../utils/properties").defineProperty,arrayify:b.arrayify,hexlify:b.hexlify,getAddress:a("../utils/address").getAddress,keccak256:a("../utils/keccak256")}}();f.defineProperty(d,"recover",function(a,b,c,g){var h={r:f.arrayify(b),s:f.arrayify(c)},i=e.recoverPubKey(f.arrayify(a),h,g);return d.publicKeyToAddress("0x"+i.encode("hex",!1))}),f.defineProperty(d,"getPublicKey",function(a,b){if(a=f.arrayify(a),b=!!b,32===a.length){var c=e.keyFromPrivate(a);return"0x"+c.getPublic(b,"hex")}if(33===a.length){var c=e.keyFromPublic(a);return"0x"+c.getPublic(b,"hex")}if(65===a.length){var c=e.keyFromPublic(a);return"0x"+c.getPublic(b,"hex")}throw new Error("invalid value")}),f.defineProperty(d,"publicKeyToAddress",function(a){return a="0x"+d.getPublicKey(a,!1).slice(4),f.getAddress("0x"+f.keccak256(a).substring(26))}),b.exports=d},{"../utils/address":56,"../utils/convert":60,"../utils/keccak256":64,"../utils/properties":67,elliptic:9}],78:[function(a,b,c){"use strict";function d(a,b){if(!(this instanceof d))throw new Error("missing new");var c=a;a instanceof j||(c=new j(a)),g.defineProperty(this,"privateKey",c.privateKey),Object.defineProperty(this,"provider",{enumerable:!0,get:function(){return b},set:function(a){b=a}}),b&&(this.provider=b);var e=15e5;Object.defineProperty(this,"defaultGasLimit",{enumerable:!0,get:function(){return e},set:function(a){if("number"!=typeof a)throw new Error("invalid defaultGasLimit");e=a}}),g.defineProperty(this,"address",c.address),g.defineProperty(this,"sign",function(a){var b=a.chainId;!b&&this.provider&&(b=this.provider.chainId),b||(b=0);var d=[];l.forEach(function(b){var c=a[b.name]||[];if(c=g.arrayify(g.hexlify(c),b.name),b.length&&c.length!==b.length&&c.length>0){var e=new Error("invalid "+b.name);throw e.reason="wrong length",e.value=c,e}if(b.maxLength&&(c=g.stripZeros(c),c.length>b.maxLength)){var e=new Error("invalid "+b.name);throw e.reason="too long",e.value=c,e}d.push(g.hexlify(c))}),b&&(d.push(g.hexlify(b)),d.push("0x"),d.push("0x"));var e=g.keccak256(g.RLP.encode(d)),f=c.signDigest(e),h=27+f.recoveryParam;return b&&(d.pop(),d.pop(),d.pop(),h+=2*b+8),d.push(g.hexlify(h)),d.push(f.r),d.push(f.s),g.RLP.encode(d)})}function e(a){var b=g.concat([g.toUtf8Bytes("Ethereum Signed Message:\n"),g.toUtf8Bytes(String(a.length)),"string"==typeof a?g.toUtf8Bytes(a):a]);return g.keccak256(b)}var f=a("scrypt-js"),g=function(){var b=a("../utils/convert");return{defineProperty:a("../utils/properties").defineProperty,arrayify:b.arrayify,concat:b.concat,hexlify:b.hexlify,stripZeros:b.stripZeros,hexZeroPad:b.hexZeroPad,bigNumberify:a("../utils/bignumber").bigNumberify,toUtf8Bytes:a("../utils/utf8").toUtf8Bytes,getAddress:a("../utils/address").getAddress,keccak256:a("../utils/keccak256"),randomBytes:a("../utils").randomBytes,RLP:a("../utils/rlp")}}(),h=a("./hdnode"),i=a("./secret-storage"),j=a("./signing-key");a("setimmediate");var k="m/44'/60'/0'/0/0",l=[{name:"nonce",maxLength:32},{name:"gasPrice",maxLength:32},{name:"gasLimit",maxLength:32},{name:"to",length:20},{name:"value",maxLength:32},{name:"data"}];g.defineProperty(d,"parseTransaction",function(a){a=g.hexlify(a,"rawTransaction");var b=g.RLP.decode(a);if(9!==b.length)throw new Error("invalid transaction");var c=[],d={};l.forEach(function(a,e){d[a.name]=b[e],c.push(b[e])}),d.to&&("0x"==d.to?delete d.to:d.to=g.getAddress(d.to)),["gasPrice","gasLimit","nonce","value"].forEach(function(a){d[a]&&(0===d[a].length?d[a]=g.bigNumberify(0):d[a]=g.bigNumberify(d[a]))}),d.nonce?d.nonce=d.nonce.toNumber():d.nonce=0;var e=g.arrayify(b[6]),f=g.arrayify(b[7]),h=g.arrayify(b[8]);if(1===e.length&&f.length>=1&&f.length<=32&&h.length>=1&&h.length<=32){d.v=e[0],d.r=b[7],d.s=b[8];var i=(d.v-35)/2;i<0&&(i=0),i=parseInt(i),d.chainId=i;var k=d.v-27;i&&(c.push(g.hexlify(i)),c.push("0x"),c.push("0x"),k-=2*i+8);var m=g.keccak256(g.RLP.encode(c));try{d.from=j.recover(m,f,h,k)}catch(n){console.log(n)}}return d}),g.defineProperty(d.prototype,"getAddress",function(){return this.address}),g.defineProperty(d.prototype,"getBalance",function(a){if(!this.provider)throw new Error("missing provider");return this.provider.getBalance(this.address,a)}),g.defineProperty(d.prototype,"getTransactionCount",function(a){if(!this.provider)throw new Error("missing provider");return this.provider.getTransactionCount(this.address,a)}),g.defineProperty(d.prototype,"estimateGas",function(a){if(!this.provider)throw new Error("missing provider");var b={};return["from","to","data","value"].forEach(function(c){null!=a[c]&&(b[c]=a[c])}),null==a.from&&(b.from=this.address),this.provider.estimateGas(b)}),g.defineProperty(d.prototype,"sendTransaction",function(a){if(!this.provider)throw new Error("missing provider");var b=a.gasLimit;null==b&&(b=this.defaultGasLimit);var c=this,e=null;e=a.gasPrice?Promise.resolve(a.gasPrice):this.provider.getGasPrice();var f=null;f=a.nonce?Promise.resolve(a.nonce):this.provider.getTransactionCount(c.address,"pending");var h=this.provider.chainId,i=null;i=a.to?this.provider.resolveName(a.to):Promise.resolve(void 0);var j=g.hexlify(a.data||"0x"),k=g.hexlify(a.value||0);return Promise.all([e,f,i]).then(function(a){var e=c.sign({to:a[2],data:j,gasLimit:b,gasPrice:a[0],nonce:a[1],value:k,chainId:h});return c.provider.sendTransaction(e).then(function(a){var b=d.parseTransaction(e);return b.hash=a,b.wait=function(){return c.provider.waitForTransaction(a)},b})})}),g.defineProperty(d.prototype,"send",function(a,b,c){return c||(c={}),this.sendTransaction({to:a,gasLimit:c.gasLimit,gasPrice:c.gasPrice,nonce:c.nonce,value:b})}),g.defineProperty(d.prototype,"signMessage",function(a){var b=new j(this.privateKey),c=b.signDigest(e(a));return g.hexZeroPad(c.r,32)+g.hexZeroPad(c.s,32).substring(2)+(c.recoveryParam?"1c":"1b")}),g.defineProperty(d,"verifyMessage",function(a,b){if(b=g.hexlify(b),132!=b.length)throw new Error("invalid signature");var c=e(a),d=parseInt(b.substring(130),16);if(d>=27&&(d-=27),d<0)throw new Error("invalid signature");return j.recover(c,b.substring(0,66),"0x"+b.substring(66,130),d)}),g.defineProperty(d.prototype,"encrypt",function(a,b,c){if("function"!=typeof b||c||(c=b,b={}),c&&"function"!=typeof c)throw new Error("invalid callback");if(b||(b={}),this.mnemonic){var d={};for(var e in b)d[e]=b[e];b=d,b.mnemonic=this.mnemonic,b.path=this.path}return i.encrypt(this.privateKey,a,b,c)}),g.defineProperty(d,"isEncryptedWallet",function(a){return i.isValidWallet(a)||i.isCrowdsaleWallet(a)}),g.defineProperty(d,"createRandom",function(a){var b=g.randomBytes(16);a||(a={}),a.extraEntropy&&(b=g.keccak256(g.concat([b,a.extraEntropy])).substring(0,34));var c=h.entropyToMnemonic(b);return d.fromMnemonic(c,a.path)}),g.defineProperty(d,"fromEncryptedWallet",function(a,b,c){if(c&&"function"!=typeof c)throw new Error("invalid callback");return new Promise(function(e,f){if(i.isCrowdsaleWallet(a))try{var h=i.decryptCrowdsale(a,b);e(new d(h))}catch(j){f(j)}else i.isValidWallet(a)?i.decrypt(a,b,c).then(function(a){var b=new d(a);a.mnemonic&&a.path&&(g.defineProperty(b,"mnemonic",a.mnemonic),g.defineProperty(b,"path",a.path)),e(b)},function(a){f(a)}):f("invalid wallet JSON")})}),g.defineProperty(d,"fromMnemonic",function(a,b){b||(b=k);var c=h.fromMnemonic(a).derivePath(b),e=new d(c.privateKey);return g.defineProperty(e,"mnemonic",a),g.defineProperty(e,"path",b),e}),g.defineProperty(d,"fromBrainWallet",function(a,b,c){if(c&&"function"!=typeof c)throw new Error("invalid callback");return a="string"==typeof a?g.toUtf8Bytes(a,"NFKC"):g.arrayify(a,"password"),b="string"==typeof b?g.toUtf8Bytes(b,"NFKC"):g.arrayify(b,"password"),new Promise(function(e,h){f(b,a,1<<18,8,1,32,function(a,b,f){if(a)h(a);else if(f)e(new d(g.hexlify(f)));else if(c)return c(b)})})}),b.exports=d},{"../utils":63,"../utils/address":56,"../utils/bignumber":57,"../utils/convert":60,"../utils/keccak256":64,"../utils/properties":67,"../utils/rlp":68,"../utils/utf8":73,"./hdnode":74,"./secret-storage":76,"./signing-key":77,"scrypt-js":41,setimmediate:42}],79:[function(a,b,c){b.exports="AbandonAbilityAbleAboutAboveAbsentAbsorbAbstractAbsurdAbuseAccessAccidentAccountAccuseAchieveAcidAcousticAcquireAcrossActActionActorActressActualAdaptAddAddictAddressAdjustAdmitAdultAdvanceAdviceAerobicAffairAffordAfraidAgainAgeAgentAgreeAheadAimAirAirportAisleAlarmAlbumAlcoholAlertAlienAllAlleyAllowAlmostAloneAlphaAlreadyAlsoAlterAlwaysAmateurAmazingAmongAmountAmusedAnalystAnchorAncientAngerAngleAngryAnimalAnkleAnnounceAnnualAnotherAnswerAntennaAntiqueAnxietyAnyApartApologyAppearAppleApproveAprilArchArcticAreaArenaArgueArmArmedArmorArmyAroundArrangeArrestArriveArrowArtArtefactArtistArtworkAskAspectAssaultAssetAssistAssumeAsthmaAthleteAtomAttackAttendAttitudeAttractAuctionAuditAugustAuntAuthorAutoAutumnAverageAvocadoAvoidAwakeAwareAwayAwesomeAwfulAwkwardAxisBabyBachelorBaconBadgeBagBalanceBalconyBallBambooBananaBannerBarBarelyBargainBarrelBaseBasicBasketBattleBeachBeanBeautyBecauseBecomeBeefBeforeBeginBehaveBehindBelieveBelowBeltBenchBenefitBestBetrayBetterBetweenBeyondBicycleBidBikeBindBiologyBirdBirthBitterBlackBladeBlameBlanketBlastBleakBlessBlindBloodBlossomBlouseBlueBlurBlushBoardBoatBodyBoilBombBoneBonusBookBoostBorderBoringBorrowBossBottomBounceBoxBoyBracketBrainBrandBrassBraveBreadBreezeBrickBridgeBriefBrightBringBriskBroccoliBrokenBronzeBroomBrotherBrownBrushBubbleBuddyBudgetBuffaloBuildBulbBulkBulletBundleBunkerBurdenBurgerBurstBusBusinessBusyButterBuyerBuzzCabbageCabinCableCactusCageCakeCallCalmCameraCampCanCanalCancelCandyCannonCanoeCanvasCanyonCapableCapitalCaptainCarCarbonCardCargoCarpetCarryCartCaseCashCasinoCastleCasualCatCatalogCatchCategoryCattleCaughtCauseCautionCaveCeilingCeleryCementCensusCenturyCerealCertainChairChalkChampionChangeChaosChapterChargeChaseChatCheapCheckCheeseChefCherryChestChickenChiefChildChimneyChoiceChooseChronicChuckleChunkChurnCigarCinnamonCircleCitizenCityCivilClaimClapClarifyClawClayCleanClerkCleverClickClientCliffClimbClinicClipClockClogCloseClothCloudClownClubClumpClusterClutchCoachCoastCoconutCodeCoffeeCoilCoinCollectColorColumnCombineComeComfortComicCommonCompanyConcertConductConfirmCongressConnectConsiderControlConvinceCookCoolCopperCopyCoralCoreCornCorrectCostCottonCouchCountryCoupleCourseCousinCoverCoyoteCrackCradleCraftCramCraneCrashCraterCrawlCrazyCreamCreditCreekCrewCricketCrimeCrispCriticCropCrossCrouchCrowdCrucialCruelCruiseCrumbleCrunchCrushCryCrystalCubeCultureCupCupboardCuriousCurrentCurtainCurveCushionCustomCuteCycleDadDamageDampDanceDangerDaringDashDaughterDawnDayDealDebateDebrisDecadeDecemberDecideDeclineDecorateDecreaseDeerDefenseDefineDefyDegreeDelayDeliverDemandDemiseDenialDentistDenyDepartDependDepositDepthDeputyDeriveDescribeDesertDesignDeskDespairDestroyDetailDetectDevelopDeviceDevoteDiagramDialDiamondDiaryDiceDieselDietDifferDigitalDignityDilemmaDinnerDinosaurDirectDirtDisagreeDiscoverDiseaseDishDismissDisorderDisplayDistanceDivertDivideDivorceDizzyDoctorDocumentDogDollDolphinDomainDonateDonkeyDonorDoorDoseDoubleDoveDraftDragonDramaDrasticDrawDreamDressDriftDrillDrinkDripDriveDropDrumDryDuckDumbDuneDuringDustDutchDutyDwarfDynamicEagerEagleEarlyEarnEarthEasilyEastEasyEchoEcologyEconomyEdgeEditEducateEffortEggEightEitherElbowElderElectricElegantElementElephantElevatorEliteElseEmbarkEmbodyEmbraceEmergeEmotionEmployEmpowerEmptyEnableEnactEndEndlessEndorseEnemyEnergyEnforceEngageEngineEnhanceEnjoyEnlistEnoughEnrichEnrollEnsureEnterEntireEntryEnvelopeEpisodeEqualEquipEraEraseErodeErosionErrorEruptEscapeEssayEssenceEstateEternalEthicsEvidenceEvilEvokeEvolveExactExampleExcessExchangeExciteExcludeExcuseExecuteExerciseExhaustExhibitExileExistExitExoticExpandExpectExpireExplainExposeExpressExtendExtraEyeEyebrowFabricFaceFacultyFadeFaintFaithFallFalseFameFamilyFamousFanFancyFantasyFarmFashionFatFatalFatherFatigueFaultFavoriteFeatureFebruaryFederalFeeFeedFeelFemaleFenceFestivalFetchFeverFewFiberFictionFieldFigureFileFilmFilterFinalFindFineFingerFinishFireFirmFirstFiscalFishFitFitnessFixFlagFlameFlashFlatFlavorFleeFlightFlipFloatFlockFloorFlowerFluidFlushFlyFoamFocusFogFoilFoldFollowFoodFootForceForestForgetForkFortuneForumForwardFossilFosterFoundFoxFragileFrameFrequentFreshFriendFringeFrogFrontFrostFrownFrozenFruitFuelFunFunnyFurnaceFuryFutureGadgetGainGalaxyGalleryGameGapGarageGarbageGardenGarlicGarmentGasGaspGateGatherGaugeGazeGeneralGeniusGenreGentleGenuineGestureGhostGiantGiftGiggleGingerGiraffeGirlGiveGladGlanceGlareGlassGlideGlimpseGlobeGloomGloryGloveGlowGlueGoatGoddessGoldGoodGooseGorillaGospelGossipGovernGownGrabGraceGrainGrantGrapeGrassGravityGreatGreenGridGriefGritGroceryGroupGrowGruntGuardGuessGuideGuiltGuitarGunGymHabitHairHalfHammerHamsterHandHappyHarborHardHarshHarvestHatHaveHawkHazardHeadHealthHeartHeavyHedgehogHeightHelloHelmetHelpHenHeroHiddenHighHillHintHipHireHistoryHobbyHockeyHoldHoleHolidayHollowHomeHoneyHoodHopeHornHorrorHorseHospitalHostHotelHourHoverHubHugeHumanHumbleHumorHundredHungryHuntHurdleHurryHurtHusbandHybridIceIconIdeaIdentifyIdleIgnoreIllIllegalIllnessImageImitateImmenseImmuneImpactImposeImproveImpulseInchIncludeIncomeIncreaseIndexIndicateIndoorIndustryInfantInflictInformInhaleInheritInitialInjectInjuryInmateInnerInnocentInputInquiryInsaneInsectInsideInspireInstallIntactInterestIntoInvestInviteInvolveIronIslandIsolateIssueItemIvoryJacketJaguarJarJazzJealousJeansJellyJewelJobJoinJokeJourneyJoyJudgeJuiceJumpJungleJuniorJunkJustKangarooKeenKeepKetchupKeyKickKidKidneyKindKingdomKissKitKitchenKiteKittenKiwiKneeKnifeKnockKnowLabLabelLaborLadderLadyLakeLampLanguageLaptopLargeLaterLatinLaughLaundryLavaLawLawnLawsuitLayerLazyLeaderLeafLearnLeaveLectureLeftLegLegalLegendLeisureLemonLendLengthLensLeopardLessonLetterLevelLiarLibertyLibraryLicenseLifeLiftLightLikeLimbLimitLinkLionLiquidListLittleLiveLizardLoadLoanLobsterLocalLockLogicLonelyLongLoopLotteryLoudLoungeLoveLoyalLuckyLuggageLumberLunarLunchLuxuryLyricsMachineMadMagicMagnetMaidMailMainMajorMakeMammalManManageMandateMangoMansionManualMapleMarbleMarchMarginMarineMarketMarriageMaskMassMasterMatchMaterialMathMatrixMatterMaximumMazeMeadowMeanMeasureMeatMechanicMedalMediaMelodyMeltMemberMemoryMentionMenuMercyMergeMeritMerryMeshMessageMetalMethodMiddleMidnightMilkMillionMimicMindMinimumMinorMinuteMiracleMirrorMiseryMissMistakeMixMixedMixtureMobileModelModifyMomMomentMonitorMonkeyMonsterMonthMoonMoralMoreMorningMosquitoMotherMotionMotorMountainMouseMoveMovieMuchMuffinMuleMultiplyMuscleMuseumMushroomMusicMustMutualMyselfMysteryMythNaiveNameNapkinNarrowNastyNationNatureNearNeckNeedNegativeNeglectNeitherNephewNerveNestNetNetworkNeutralNeverNewsNextNiceNightNobleNoiseNomineeNoodleNormalNorthNoseNotableNoteNothingNoticeNovelNowNuclearNumberNurseNutOakObeyObjectObligeObscureObserveObtainObviousOccurOceanOctoberOdorOffOfferOfficeOftenOilOkayOldOliveOlympicOmitOnceOneOnionOnlineOnlyOpenOperaOpinionOpposeOptionOrangeOrbitOrchardOrderOrdinaryOrganOrientOriginalOrphanOstrichOtherOutdoorOuterOutputOutsideOvalOvenOverOwnOwnerOxygenOysterOzonePactPaddlePagePairPalacePalmPandaPanelPanicPantherPaperParadeParentParkParrotPartyPassPatchPathPatientPatrolPatternPausePavePaymentPeacePeanutPearPeasantPelicanPenPenaltyPencilPeoplePepperPerfectPermitPersonPetPhonePhotoPhrasePhysicalPianoPicnicPicturePiecePigPigeonPillPilotPinkPioneerPipePistolPitchPizzaPlacePlanetPlasticPlatePlayPleasePledgePluckPlugPlungePoemPoetPointPolarPolePolicePondPonyPoolPopularPortionPositionPossiblePostPotatoPotteryPovertyPowderPowerPracticePraisePredictPreferPreparePresentPrettyPreventPricePridePrimaryPrintPriorityPrisonPrivatePrizeProblemProcessProduceProfitProgramProjectPromoteProofPropertyProsperProtectProudProvidePublicPuddingPullPulpPulsePumpkinPunchPupilPuppyPurchasePurityPurposePursePushPutPuzzlePyramidQualityQuantumQuarterQuestionQuickQuitQuizQuoteRabbitRaccoonRaceRackRadarRadioRailRainRaiseRallyRampRanchRandomRangeRapidRareRateRatherRavenRawRazorReadyRealReasonRebelRebuildRecallReceiveRecipeRecordRecycleReduceReflectReformRefuseRegionRegretRegularRejectRelaxReleaseReliefRelyRemainRememberRemindRemoveRenderRenewRentReopenRepairRepeatReplaceReportRequireRescueResembleResistResourceResponseResultRetireRetreatReturnReunionRevealReviewRewardRhythmRibRibbonRiceRichRideRidgeRifleRightRigidRingRiotRippleRiskRitualRivalRiverRoadRoastRobotRobustRocketRomanceRoofRookieRoomRoseRotateRoughRoundRouteRoyalRubberRudeRugRuleRunRunwayRuralSadSaddleSadnessSafeSailSaladSalmonSalonSaltSaluteSameSampleSandSatisfySatoshiSauceSausageSaveSayScaleScanScareScatterSceneSchemeSchoolScienceScissorsScorpionScoutScrapScreenScriptScrubSeaSearchSeasonSeatSecondSecretSectionSecuritySeedSeekSegmentSelectSellSeminarSeniorSenseSentenceSeriesServiceSessionSettleSetupSevenShadowShaftShallowShareShedShellSheriffShieldShiftShineShipShiverShockShoeShootShopShortShoulderShoveShrimpShrugShuffleShySiblingSickSideSiegeSightSignSilentSilkSillySilverSimilarSimpleSinceSingSirenSisterSituateSixSizeSkateSketchSkiSkillSkinSkirtSkullSlabSlamSleepSlenderSliceSlideSlightSlimSloganSlotSlowSlushSmallSmartSmileSmokeSmoothSnackSnakeSnapSniffSnowSoapSoccerSocialSockSodaSoftSolarSoldierSolidSolutionSolveSomeoneSongSoonSorrySortSoulSoundSoupSourceSouthSpaceSpareSpatialSpawnSpeakSpecialSpeedSpellSpendSphereSpiceSpiderSpikeSpinSpiritSplitSpoilSponsorSpoonSportSpotSpraySpreadSpringSpySquareSqueezeSquirrelStableStadiumStaffStageStairsStampStandStartStateStaySteakSteelStemStepStereoStickStillStingStockStomachStoneStoolStoryStoveStrategyStreetStrikeStrongStruggleStudentStuffStumbleStyleSubjectSubmitSubwaySuccessSuchSuddenSufferSugarSuggestSuitSummerSunSunnySunsetSuperSupplySupremeSureSurfaceSurgeSurpriseSurroundSurveySuspectSustainSwallowSwampSwapSwarmSwearSweetSwiftSwimSwingSwitchSwordSymbolSymptomSyrupSystemTableTackleTagTailTalentTalkTankTapeTargetTaskTasteTattooTaxiTeachTeamTellTenTenantTennisTentTermTestTextThankThatThemeThenTheoryThereTheyThingThisThoughtThreeThriveThrowThumbThunderTicketTideTigerTiltTimberTimeTinyTipTiredTissueTitleToastTobaccoTodayToddlerToeTogetherToiletTokenTomatoTomorrowToneTongueTonightToolToothTopTopicToppleTorchTornadoTortoiseTossTotalTouristTowardTowerTownToyTrackTradeTrafficTragicTrainTransferTrapTrashTravelTrayTreatTreeTrendTrialTribeTrickTriggerTrimTripTrophyTroubleTruckTrueTrulyTrumpetTrustTruthTryTubeTuitionTumbleTunaTunnelTurkeyTurnTurtleTwelveTwentyTwiceTwinTwistTwoTypeTypicalUglyUmbrellaUnableUnawareUncleUncoverUnderUndoUnfairUnfoldUnhappyUniformUniqueUnitUniverseUnknownUnlockUntilUnusualUnveilUpdateUpgradeUpholdUponUpperUpsetUrbanUrgeUsageUseUsedUsefulUselessUsualUtilityVacantVacuumVagueValidValleyValveVanVanishVaporVariousVastVaultVehicleVelvetVendorVentureVenueVerbVerifyVersionVeryVesselVeteranViableVibrantViciousVictoryVideoViewVillageVintageViolinVirtualVirusVisaVisitVisualVitalVividVocalVoiceVoidVolcanoVolumeVoteVoyageWageWagonWaitWalkWallWalnutWantWarfareWarmWarriorWashWaspWasteWaterWaveWayWealthWeaponWearWeaselWeatherWebWeddingWeekendWeirdWelcomeWestWetWhaleWhatWheatWheelWhenWhereWhipWhisperWideWidthWifeWildWillWinWindowWineWingWinkWinnerWinterWireWisdomWiseWishWitnessWolfWomanWonderWoodWoolWordWorkWorldWorryWorthWrapWreckWrestleWristWriteWrongYardYearYellowYouYoungYouthZebraZeroZoneZoo";
 },{}]},{},[4])(4)});
\ No newline at end of file
diff --git a/package.json b/package.json
index 1ab8f1e53..d9f9b1067 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ethers",
-  "version": "3.0.1",
+  "version": "3.0.2",
   "description": "Ethereum wallet library.",
   "main": "index.js",
   "scripts": {
diff --git a/providers/etherscan-provider.js b/providers/etherscan-provider.js
index df4d2a80b..a94160749 100644
--- a/providers/etherscan-provider.js
+++ b/providers/etherscan-provider.js
@@ -134,8 +134,8 @@ utils.defineProperty(EtherscanProvider.prototype, 'perform', function(method, pa
 
         case 'getStorageAt':
             url += '/api?module=proxy&action=eth_getStorageAt&address=' + params.address;
-            url += '&position=' + utils.hexStripZeros(params.position);
-            url += '&tag=' + utils.hexStripZeros(params.blockTag) + apiKey;
+            url += '&position=' + params.position;
+            url += '&tag=' + params.blockTag + apiKey;
             return Provider.fetchJSON(url, null, getJsonResult);
 
         case 'sendTransaction':
@@ -146,7 +146,7 @@ utils.defineProperty(EtherscanProvider.prototype, 'perform', function(method, pa
 
         case 'getBlock':
             if (params.blockTag) {
-                url += '/api?module=proxy&action=eth_getBlockByNumber&tag=' + utils.hexStripZeros(params.blockTag);
+                url += '/api?module=proxy&action=eth_getBlockByNumber&tag=' + params.blockTag;
                 url += '&boolean=false';
                 url += apiKey;
                 return Provider.fetchJSON(url, null, getJsonResult);
diff --git a/providers/json-rpc-provider.js b/providers/json-rpc-provider.js
index 2ece9acc4..701d50454 100644
--- a/providers/json-rpc-provider.js
+++ b/providers/json-rpc-provider.js
@@ -98,35 +98,23 @@ utils.defineProperty(JsonRpcProvider.prototype, 'perform', function(method, para
             return this.send('eth_gasPrice', []);
 
         case 'getBalance':
-            var blockTag = params.blockTag;
-            if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-            return this.send('eth_getBalance', [params.address, blockTag]);
+            return this.send('eth_getBalance', [params.address, params.blockTag]);
 
         case 'getTransactionCount':
-            var blockTag = params.blockTag;
-            if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-            return this.send('eth_getTransactionCount', [params.address, blockTag]);
+            return this.send('eth_getTransactionCount', [params.address, params.blockTag]);
 
         case 'getCode':
-            var blockTag = params.blockTag;
-            if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-            return this.send('eth_getCode', [params.address, blockTag]);
+            return this.send('eth_getCode', [params.address, params.blockTag]);
 
         case 'getStorageAt':
-            var position = params.position;
-            if (utils.isHexString(position)) { position = utils.hexStripZeros(position); }
-            var blockTag = params.blockTag;
-            if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-            return this.send('eth_getStorageAt', [params.address, position, blockTag]);
+            return this.send('eth_getStorageAt', [params.address, params.position, params.blockTag]);
 
         case 'sendTransaction':
             return this.send('eth_sendRawTransaction', [params.signedTransaction]);
 
         case 'getBlock':
             if (params.blockTag) {
-                var blockTag = params.blockTag;
-                if (utils.isHexString(blockTag)) { blockTag = utils.hexStripZeros(blockTag); }
-                return this.send('eth_getBlockByNumber', [blockTag, false]);
+                return this.send('eth_getBlockByNumber', [params.blockTag, false]);
             } else if (params.blockHash) {
                 return this.send('eth_getBlockByHash', [params.blockHash, false]);
             }
diff --git a/providers/provider.js b/providers/provider.js
index eac29089e..32fe8ade5 100644
--- a/providers/provider.js
+++ b/providers/provider.js
@@ -21,6 +21,7 @@ var utils = (function() {
         isHexString: convert.isHexString,
 
         concat: convert.concat,
+        hexStripZeros: convert.hexStripZeros,
         stripZeros: convert.stripZeros,
 
         namehash: require('../utils/namehash'),
@@ -125,10 +126,10 @@ function checkBlockTag(blockTag) {
     }
 
     if (typeof(blockTag) === 'number') {
-        return utils.hexlify(blockTag);
+        return utils.hexStripZeros(utils.hexlify(blockTag));
     }
 
-    if (utils.isHexString(blockTag)) { return blockTag; }
+    if (utils.isHexString(blockTag)) { return utils.hexStripZeros(blockTag); }
 
     throw new Error('invalid blockTag');
 }
@@ -655,7 +656,7 @@ utils.defineProperty(Provider.prototype, 'getStorageAt', function(addressOrName,
         var params = {
             address: address,
             blockTag: checkBlockTag(blockTag),
-            position: utils.hexlify(position),
+            position: utils.hexStripZeros(utils.hexlify(position)),
         };
         return self.perform('getStorageAt', params).then(function(result) {
             return utils.hexlify(result);