Update TTN parameters (#21)

* Update TTN coinbase maturity to 100

* Update TSTN coinbase maturity

* Update TTN genesis block hash

Author: galt-tr

genesis.go

@@ -139,6 +139,29 @@ var testNetGenesisBlock = wire.MsgBlock{
 	Transactions: []*wire.MsgTx{&genesisCoinbaseTx},
 }
 
+// teraTestNetGenesisBlock defines the genesis block of the blockchain which
+// serves as the public transaction ledger for the test network (version 3).
+var teraTestNetGenesisBlock = wire.MsgBlock{
+	Header: wire.BlockHeader{
+		Version:    1,
+		PrevBlock:  chainhash.Hash{},         // 0000000000000000000000000000000000000000000000000000000000000000
+		MerkleRoot: testNetGenesisMerkleRoot, // 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b
+		Timestamp:  time.Unix(1755606836, 0), // 2025-08-19T08:33:56 +0000 UTC
+		Bits:       0x1d00ffff,               // 486604799 [00000000ffff0000000000000000000000000000000000000000000000000000]
+		Nonce:      0x18aea41a,               // 414098458
+	},
+	Transactions: []*wire.MsgTx{&genesisCoinbaseTx},
+}
+
+// teraTestNetGenesisHash is the hash of the first block in the blockchain for the
+// tera test network.
+var teraTestNetGenesisHash = chainhash.Hash([chainhash.HashSize]byte{ // Make go vet happy.
+	0x12, 0x32, 0x0e, 0x07, 0x48, 0xfd, 0x4c, 0x44,
+	0x1d, 0x2d, 0x97, 0xba, 0x98, 0x56, 0xcd, 0xdd,
+	0x27, 0x13, 0x42, 0xe1, 0xb2, 0xc5, 0x17, 0x30,
+	0x97, 0x64, 0x58, 0x89, 0x33, 0xe1, 0x27, 0x1a,
+})
+
 // stnGenesisHash is the hash of the first block in the blockchain for the
 // stn network.
 var stnGenesisHash = chainhash.Hash([chainhash.HashSize]byte{ // Make go vet happy.

genesis_test.go

@@ -281,3 +281,72 @@ var testNetGenesisBlockBytes = []byte{
 func TestRegtestGenesisBlock(t *testing.T) {
 	assert.Equal(t, "0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206", regTestGenesisBlock.Header.BlockHash().String())
 }
+
+// TestTeraTestNetGenesisBlock tests the genesis block of the tera test network
+// for validity by checking the encoded bytes and hashes.
+func TestTeraTestNetGenesisBlock(t *testing.T) {
+	// Encode the genesis block to raw bytes.
+	var buf bytes.Buffer
+
+	err := TeraTestNetParams.GenesisBlock.Serialize(&buf)
+	if err != nil {
+		t.Fatalf("TestTeraTestNetGenesisBlock: %v", err)
+	}
+
+	// Ensure the encoded block matches the expected bytes.
+	if !bytes.Equal(buf.Bytes(), teraTestNetGenesisBlockBytes) {
+		t.Fatalf("TestTeraTestNetGenesisBlock: Genesis block does not "+
+			"appear valid - got %v, want %v",
+			spew.Sdump(buf.Bytes()),
+			spew.Sdump(teraTestNetGenesisBlockBytes))
+	}
+
+	// Check the hash of the block against the expected hash.
+	hash := TeraTestNetParams.GenesisBlock.BlockHash()
+	if !TeraTestNetParams.GenesisHash.IsEqual(&hash) {
+		t.Fatalf("TestTeraTestNetGenesisBlock: Genesis block hash does "+
+			"not appear valid - got %v, want %v", spew.Sdump(hash),
+			spew.Sdump(TeraTestNetParams.GenesisHash))
+	}
+}
+
+// teraTestNetGenesisBlockBytes are the wire-encoded bytes for the genesis block of
+// the tera test network as of protocol version 60002.
+var teraTestNetGenesisBlockBytes = []byte{
+	0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
+	0x00, 0x00, 0x00, 0x00, 0x3b, 0xa3, 0xed, 0xfd, /* |....;...| */
+	0x7a, 0x7b, 0x12, 0xb2, 0x7a, 0xc7, 0x2c, 0x3e, /* |z{..z.,>| */
+	0x67, 0x76, 0x8f, 0x61, 0x7f, 0xc8, 0x1b, 0xc3, /* |gv.a....| */
+	0x88, 0x8a, 0x51, 0x32, 0x3a, 0x9f, 0xb8, 0xaa, /* |..Q2:...| */
+	0x4b, 0x1e, 0x5e, 0x4a, 0x34, 0x6f, 0xa4, 0x68, /* |K.^J4o.h| */
+	0xff, 0xff, 0x00, 0x1d, 0x1a, 0xa4, 0xae, 0x18, /* |........| */
+	0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, /* |........| */
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, /* |........| */
+	0xff, 0xff, 0x4d, 0x04, 0xff, 0xff, 0x00, 0x1d, /* |..M.....| */
+	0x01, 0x04, 0x45, 0x54, 0x68, 0x65, 0x20, 0x54, /* |..EThe T| */
+	0x69, 0x6d, 0x65, 0x73, 0x20, 0x30, 0x33, 0x2f, /* |imes 03/| */
+	0x4a, 0x61, 0x6e, 0x2f, 0x32, 0x30, 0x30, 0x39, /* |Jan/2009| */
+	0x20, 0x43, 0x68, 0x61, 0x6e, 0x63, 0x65, 0x6c, /* | Chancel| */
+	0x6c, 0x6f, 0x72, 0x20, 0x6f, 0x6e, 0x20, 0x62, /* |lor on b| */
+	0x72, 0x69, 0x6e, 0x6b, 0x20, 0x6f, 0x66, 0x20, /* |rink of | */
+	0x73, 0x65, 0x63, 0x6f, 0x6e, 0x64, 0x20, 0x62, /* |second b| */
+	0x61, 0x69, 0x6c, 0x6f, 0x75, 0x74, 0x20, 0x66, /* |ailout f| */
+	0x6f, 0x72, 0x20, 0x62, 0x61, 0x6e, 0x6b, 0x73, /* |or banks| */
+	0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0xf2, 0x05, /* |........| */
+	0x2a, 0x01, 0x00, 0x00, 0x00, 0x43, 0x41, 0x04, /* |*....CA.| */
+	0x67, 0x8a, 0xfd, 0xb0, 0xfe, 0x55, 0x48, 0x27, /* |g....UH'| */
+	0x19, 0x67, 0xf1, 0xa6, 0x71, 0x30, 0xb7, 0x10, /* |.g..q0..| */
+	0x5c, 0xd6, 0xa8, 0x28, 0xe0, 0x39, 0x09, 0xa6, /* |\..(.9..| */
+	0x79, 0x62, 0xe0, 0xea, 0x1f, 0x61, 0xde, 0xb6, /* |yb...a..| */
+	0x49, 0xf6, 0xbc, 0x3f, 0x4c, 0xef, 0x38, 0xc4, /* |I..?L.8.| */
+	0xf3, 0x55, 0x04, 0xe5, 0x1e, 0xc1, 0x12, 0xde, /* |.U......| */
+	0x5c, 0x38, 0x4d, 0xf7, 0xba, 0x0b, 0x8d, 0x57, /* |\8M....W| */
+	0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, 0x1d, 0x5f, /* |.Lp+k.._| */
+	0xac, 0x00, 0x00, 0x00, 0x00, /* |.....| */
+}

params.go

@@ -628,8 +628,8 @@ var TeraTestNetParams = Params{
 	DefaultPort: "18333",
 
 	// Chain parameters
-	GenesisBlock: &testNetGenesisBlock,
-	GenesisHash:  &testNetGenesisHash,
+	GenesisBlock: &teraTestNetGenesisBlock,
+	GenesisHash:  &teraTestNetGenesisHash,
 	PowLimit:     testNetPowLimit,
 	PowLimitBits: 0x207fffff, // very easy pow limit
 
@@ -644,7 +644,7 @@ var TeraTestNetParams = Params{
 	GenesisActivationHeight:   1,
 	ChronicleActivationHeight: 2, // temporary and subject to change
 	MaxCoinbaseScriptSigSize:  100,
-	CoinbaseMaturity:          10, // coinbase matures after 10 confirmations
+	CoinbaseMaturity:          100, // coinbase matures after 100 confirmations
 
 	SubsidyReductionInterval: 210000,
 	TargetTimePerBlock:       time.Minute * 10, // 10 minutes
@@ -717,7 +717,7 @@ var TeraScalingTestNetParams = Params{
 	GenesisActivationHeight:   1,
 	ChronicleActivationHeight: 2, // temporary and subject to change
 	MaxCoinbaseScriptSigSize:  100,
-	CoinbaseMaturity:          10, // coinbase matures after 10 confirmations
+	CoinbaseMaturity:          100, // coinbase matures after 100 confirmations
 
 	SubsidyReductionInterval: 210000,
 	TargetTimePerBlock:       time.Minute * 10, // 10 minutes