Update TTN genesis block with proper POW Limits (#23)

Author: galt-tr

genesis.go

@@ -147,19 +147,19 @@ var teraTestNetGenesisBlock = wire.MsgBlock{
 		PrevBlock:  chainhash.Hash{},         // 0000000000000000000000000000000000000000000000000000000000000000
 		MerkleRoot: testNetGenesisMerkleRoot, // 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b
 		Timestamp:  time.Unix(1755606836, 0), // 2025-08-19T08:33:56 +0000 UTC
-		Bits:       0x207fffff,               // Easy difficulty for test network
-		Nonce:      0x00000005,               // Nonce value that produces a block hash meeting the proof-of-work requirement for 0x207fffff difficulty
+		Bits:       0x1d00ffff,
+		Nonce:      0x411f6c9c, // Nonce value that produces a block hash meeting the proof-of-work requirement for 0x1d00ffff difficulty
 	},
 	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.
-	0xb3, 0x63, 0x94, 0x9e, 0x6a, 0x54, 0xc6, 0x83,
-	0x97, 0x02, 0x56, 0x65, 0x30, 0x53, 0x01, 0x56,
-	0x28, 0xac, 0x62, 0xc3, 0x8d, 0xdc, 0x3b, 0xe0,
-	0x3d, 0x3d, 0x49, 0xbf, 0xe6, 0xbf, 0x38, 0x42,
+	0x6d, 0x77, 0xb7, 0x76, 0x79, 0x81, 0xea, 0xc2,
+	0xb2, 0x04, 0x4a, 0x1a, 0x1c, 0x19, 0xb9, 0x74,
+	0x1c, 0x23, 0x47, 0x37, 0x5b, 0x8f, 0xa8, 0xa0,
+	0xbb, 0xea, 0x99, 0x04, 0x00, 0x00, 0x00, 0x00,
 })
 
 // stnGenesisHash is the hash of the first block in the blockchain for the

genesis_test.go

@@ -318,7 +318,7 @@ var teraTestNetGenesisBlockBytes = []byte{
 	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, 0x88, 0x8a, 0x51, 0x32, 0x3a, 0x9f, 0xb8, 0xaa, /* |gv.a......Q2:...| */
-	0x4b, 0x1e, 0x5e, 0x4a, 0x34, 0x6f, 0xa4, 0x68, 0xff, 0xff, 0x7f, 0x20, 0x05, 0x00, 0x00, 0x00, /* |K.^J4o.h... ....| */
+	0x4b, 0x1e, 0x5e, 0x4a, 0x34, 0x6f, 0xa4, 0x68, 0xff, 0xff, 0x00, 0x1d, 0x9c, 0x6c, 0x1f, 0x41, /* |K.^J4o.h.....l.A| */
 	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.....| */
@@ -331,7 +331,7 @@ var teraTestNetGenesisBlockBytes = []byte{
 	0x19, 0x67, 0xf1, 0xa6, 0x71, 0x30, 0xb7, 0x10, 0x5c, 0xd6, 0xa8, 0x28, 0xe0, 0x39, 0x09, 0xa6, /* |.g..q0..\..(.9..| */
 	0x79, 0x62, 0xe0, 0xea, 0x1f, 0x61, 0xde, 0xb6, 0x49, 0xf6, 0xbc, 0x3f, 0x4c, 0xef, 0x38, 0xc4, /* |yb...a..I..?L.8.| */
 	0xf3, 0x55, 0x04, 0xe5, 0x1e, 0xc1, 0x12, 0xde, 0x5c, 0x38, 0x4d, 0xf7, 0xba, 0x0b, 0x8d, 0x57, /* |.U......\8M....W| */
-	0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, 0x1d, 0x5f, 0xac, 0x00, 0x00, 0x00, 0x00, /* |.Lp+k.._.....   | */
+	0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, 0x1d, 0x5f, 0xac, 0x00, 0x00, 0x00, 0x00, /* |.Lp+k.._.....| */
 }
 
 // TestTeraTestNetGenesisProofOfWork tests that the tera test network genesis
@@ -363,7 +363,7 @@ func TestTeraTestNetGenesisProofOfWork(t *testing.T) {
 	}
 
 	// Verify the nonce is the expected value
-	expectedNonce := uint32(0x00000005)
+	expectedNonce := uint32(0x411f6c9c)
 	if genesisBlock.Header.Nonce != expectedNonce {
 		t.Fatalf("TestTeraTestNetGenesisProofOfWork: Unexpected nonce - got %d, want %d",
 			genesisBlock.Header.Nonce, expectedNonce)

params.go

@@ -631,11 +631,11 @@ var TeraTestNetParams = Params{
 	GenesisBlock: &teraTestNetGenesisBlock,
 	GenesisHash:  &teraTestNetGenesisHash,
 	PowLimit:     testNetPowLimit,
-	PowLimitBits: 0x207fffff, // very easy pow limit
+	PowLimitBits: 0x1d00ffff,
 
-	BIP0034Height: 100000000, // Not active - Permit ver 1 blocks
-	BIP0065Height: 1351,      // Used by regression tests
-	BIP0066Height: 1251,      // Used by regression tests
+	BIP0034Height: 0,
+	BIP0065Height: 0,
+	BIP0066Height: 0,
 	CSVHeight:     0,
 
 	UahfForkHeight: 0, // always enabled
@@ -704,11 +704,11 @@ var TeraScalingTestNetParams = Params{
 	GenesisBlock: &testNetGenesisBlock,
 	GenesisHash:  &testNetGenesisHash,
 	PowLimit:     testNetPowLimit,
-	PowLimitBits: 0x207fffff, // very easy pow limit
+	PowLimitBits: 0x1d00ffff, // very easy pow limit
 
-	BIP0034Height: 100000000, // Not active - Permit ver 1 blocks
-	BIP0065Height: 1351,      // Used by regression tests
-	BIP0066Height: 1251,      // Used by regression tests
+	BIP0034Height: 0, // Not active - Permit ver 1 blocks
+	BIP0065Height: 0, // Used by regression tests
+	BIP0066Height: 0, // Used by regression tests
 	CSVHeight:     0,
 
 	UahfForkHeight: 0, // always enabled