Fix ECRECOVER to zero out the first 12 bytes of result.

libethereum/State.cpp

@@ -60,6 +60,7 @@ void ecrecoverCode(bytesConstRef _in, bytesRef _out)
 	if (secp256k1_ecdsa_recover_compact(in.hash.data(), 32, in.r.data(), pubkey, &pubkeylen, 0, (int)(u256)in.v - 27))
 		ret = dev::sha3(bytesConstRef(&(pubkey[1]), 64));
 
+	memset(ret.data(), 0, 12);
 	memcpy(_out.data(), &ret, min(_out.size(), sizeof(ret)));
 }
 

stdserv.js

@@ -55,6 +55,14 @@ eth.transact({ 'code': nameRegCode }, function(a) { nameReg = a; });
 env.note('Register NameReg...')
 eth.transact({ 'to': config, 'data': ['0', nameReg] });
 
+var nameRegJeff;
+
+env.note('Create NameRegJeff...')
+eth.transact({ 'code': nameRegCode }, function(a) { nameRegJeff = a; });
+
+env.note('Register NameRegJeff...')
+eth.transact({ 'to': config, 'data': ['4', nameReg] });
+
 var dnsRegCode = '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';
 
 var dnsReg;