1 files changed, 88 insertions, 9 deletions

diff --git a/src/js/segwit-parameters.js b/src/js/segwit-parameters.js
index a9bdcbc..58c9f95 100644
--- a/src/js/segwit-parameters.js
+++ b/src/js/segwit-parameters.js
@@ -161,11 +161,11 @@ bitcoinjs.bitcoin.networks.bgold.p2wpkhInP2sh = {
 
 bitcoinjs.bitcoin.networks.digibyte.p2wpkh = {
     baseNetwork: "digibyte",
-    messagePrefix: '\x18DigiByte Signed Message:\n',
+    messagePrefix: 'x19DigiByte Signed Message:\n',
     bech32: 'dgb',
     bip32: {
-        public: 0x0488B21E,
-        private: 0x0488ADE4
+        public: 0x04b24746,
+        private: 0x04b2430c
     },
     pubKeyHash: 0x1e,
     scriptHash: 0x3f,
@@ -173,12 +173,12 @@ bitcoinjs.bitcoin.networks.digibyte.p2wpkh = {
 };
 
 bitcoinjs.bitcoin.networks.digibyte.p2wpkhInP2sh = {
-    baseNetwork: "digibyte",    
-    messagePrefix: '\x18DigiByte Signed Message:\n',
+    baseNetwork: "digibyte",
+    messagePrefix: '\x19DigiByte Signed Message:\n',
     bech32: 'dgb',
     bip32: {
-        public: 0x0488B21E,
-        private: 0x0488ADE4
+        public: 0x049d7cb2,
+        private: 0x049d7878
     },
     pubKeyHash: 0x1e,
     scriptHash: 0x3f,
@@ -199,7 +199,7 @@ bitcoinjs.bitcoin.networks.blockstamp.p2wpkh = {
 };
 
 bitcoinjs.bitcoin.networks.blockstamp.p2wpkhInP2sh = {
-    baseNetwork: "blockstamp",  
+    baseNetwork: "blockstamp",
     messagePrefix: '\x18BlockStamp Signed Message:\n',
     bech32: 'bc',
     bip32: {
@@ -225,7 +225,7 @@ bitcoinjs.bitcoin.networks.nix.p2wpkh = {
 };
 
 bitcoinjs.bitcoin.networks.nix.p2wpkhInP2sh = {
-    baseNetwork: "nix", 
+    baseNetwork: "nix",
     messagePrefix: '\x18Nix Signed Message:\n',
     bech32: 'nix',
     bip32: {
@@ -236,4 +236,83 @@ bitcoinjs.bitcoin.networks.nix.p2wpkhInP2sh = {
       scriptHash: 0x35,
       wif: 0x80,
 };
+
+bitcoinjs.bitcoin.networks.cpuchain.p2wpkh = {
+    baseNetwork: "cpuchain",
+    messagePrefix: '\x1DCPUchain Signed Message:\n',
+    bech32: 'cpu',
+    bip32: {
+        public: 0x04b24746,
+        private: 0x04b2430c
+    },
+    pubKeyHash: 0x1c,
+    scriptHash: 0x1e,
+    wif: 0x80,
+};
+
+bitcoinjs.bitcoin.networks.cpuchain.p2wpkhInP2sh = {
+    baseNetwork: "cpuchain",
+    messagePrefix: '\x1DCPUchain Signed Message:\n',
+    bech32: 'cpu',
+    bip32: {
+        public: 0x049d7cb2,
+        private: 0x049d7878
+    },
+    pubKeyHash: 0x1c,
+    scriptHash: 0x1e,
+    wif: 0x80,
+};
+
+bitcoinjs.bitcoin.networks.groestlcoin.p2wpkh = {
+    baseNetwork: "groestlcoin",
+    messagePrefix: '\x19GroestlCoin Signed Message:\n',
+    bech32: 'grs',
+    bip32: {
+        public: 0x04b24746,
+        private: 0x04b2430c
+    },
+    pubKeyHash: 0x24,
+    scriptHash: 0x05,
+    wif: 0x80,
+};
+
+bitcoinjs.bitcoin.networks.groestlcointestnet.p2wpkh = {
+    baseNetwork: "groestlcointestnet",
+    messagePrefix: '\x19GroestlCoin Signed Message:\n',
+    bech32: 'tgrs',
+    bip32: {
+        public: 0x045f1cf6,
+        private: 0x045f18bc
+    },
+    pubKeyHash: 0x6f,
+    scriptHash: 0xc4,
+    wif: 0xef
+};
+
+bitcoinjs.bitcoin.networks.groestlcoin.p2wpkhInP2sh = {
+    baseNetwork: "groestlcoin",
+    messagePrefix: '\x19GroestlCoin Signed Message:\n',
+    bech32: 'grs',
+    bip32: {
+        public: 0x049d7cb2,
+        private: 0x049d7878
+    },
+    pubKeyHash: 0x24,
+    scriptHash: 0x05,
+    wif: 0x80,
+};
+
+bitcoinjs.bitcoin.networks.groestlcointestnet.p2wpkhInP2sh = {
+    baseNetwork: "groestlcointestnet",
+    messagePrefix: '\x19GroestlCoin Signed Message:\n',
+    bech32: 'tgrs',
+    bip32: {
+        public: 0x044a5262,
+        private: 0x044a4e28
+    },
+    pubKeyHash: 0x6f,
+    scriptHash: 0xc4,
+    wif: 0xef
+};
+
 })();