fix(devnet): canonical EVM chainID 96370 -> 96367

LLM.md

@@ -113,7 +113,7 @@ If genesis hash drifts → check `cChainGenesis` in `genesis.json` is the litera
 |---------|------------|----------|--------------|----------|
 | Mainnet | 1 | 96369 | `0x3f4fa2a0b0ce089f52bf0ae9199c75ffdd76ecafc987794050cb0d286f1ec61e` | 2T LUX |
 | Testnet | 2 | 96368 | `0xfc909f7e992d9cb91485f114f6d333f3823a12f2c72bbf51ed2c8eea749b2d2e` | 2T LUX |
-| Devnet | 3 | 96370 | `0x836f6053473e4331bb347afc45b641f12075c63a302f4e56e64239a3ba4acd4b` | 2T LUX |
+| Devnet | 3 | 96367 | `0x836f6053473e4331bb347afc45b641f12075c63a302f4e56e64239a3ba4acd4b` | 2T LUX |
 | Local | 1337 | 1337 | - | 2T LUX |
 
 > **Historical note**: testnet was `0x1c5fe37764b8bc146dc88bc1c2e0259cd8369b07a06439bcfa1782b5d4fb0995`
@@ -139,7 +139,7 @@ on the same VM IDs (`builder.TChainAliases`, `builder.KChainAliases`).
 | Letter | VM           | Mainnet | Testnet | Devnet | Localnet |
 |--------|--------------|---------|---------|--------|----------|
 | X      | XVM (UTXO)   | —       | —       | —      | —        |
-| C      | EVM          | 96369   | 96368   | 96370  | 31337    |
+| C      | EVM          | 96369   | 96368   | 96367  | 31337    |
 | D      | DexVM        | 96469   | 96468   | 96470  | 31447    |
 | Q      | QuantumVM    | 96569   | 96568   | 96570  | 31557    |
 | A      | AIVM         | 96669   | 96668   | 96670  | 31667    |
@@ -239,7 +239,7 @@ configs/
 | Block Rate | 2s | 2s | 1s | 1s |
 | Gas Limit | 12M | 12M | 20M | 15M |
 | Min Base Fee | 25 gwei | 25 gwei | 1 gwei | 1 gwei |
-| Chain ID | 96369 | 96368 | 96370 | 1337 |
+| Chain ID | 96369 | 96368 | 96367 | 1337 |
 
 ### Warp Precompile (Required for Genesis Hash)
 

README.md

@@ -15,7 +15,7 @@ genesis/
 ├── testnet/           # LUX Testnet (Chain ID: 96368)
 │   ├── cchain.json    # C-Chain genesis (EVM compatible)
 │   └── genesis.json   # Full testnet genesis
-├── devnet/            # LUX Devnet (Chain ID: 96370) - Fast iteration network
+├── devnet/            # LUX Devnet (Chain ID: 96367) - Fast iteration network
 │   └── cchain.json    # C-Chain genesis (EVM compatible)
 ├── local/             # Local development network (Chain ID: 1337)
 │   ├── cchain.json    # C-Chain genesis (EVM compatible)
@@ -45,7 +45,7 @@ The mainnet C-Chain was initialized with a single genesis allocation:
 |---------|----------|------------|---------|
 | LUX Mainnet | 96369 | 96369 | Production network |
 | LUX Testnet | 96368 | 96368 | Public test network |
-| LUX Devnet | 96370 | 96370 | Fast iteration dev network |
+| LUX Devnet | 96367 | 3 | Fast iteration dev network |
 | Local | 1337 | 1337 | Local development |
 
 ## Network Configurations
@@ -62,7 +62,7 @@ The mainnet C-Chain was initialized with a single genesis allocation:
 - **Min Base Fee**: 25 gwei
 - **Genesis Account**: `0x9011...` with 2T LUX (same as mainnet)
 
-### Devnet (96370)
+### Devnet (96367)
 - **Block Rate**: 1 second (faster)
 - **Gas Limit**: 20M
 - **Min Base Fee**: 1 gwei (cheaper)

configs/chain_shards_test.go

@@ -209,9 +209,14 @@ func TestGetGenesis_AllPrimaryChainsBakedIn(t *testing.T) {
 //	letter base = 96369 + 100*(idx_in_alphabet_relative_to_C)
 //	per-network offset: testnet = base-1, devnet = base+1 (mirrors C-Chain)
 //
+// Exception: the C-Chain devnet EVM chainID is the owner-locked canonical
+// value 96367 (see DevnetChainID), NOT base+1 (96370). The +1 rule holds
+// for the D/Q/A/... shards below; C is the one cell pinned by the
+// canonical map rather than derived from the arithmetic.
+//
 // This produces:
 //
-//	C(96369/96368/96370), D(96469/96468/96470), Q(96569/96568/96570),
+//	C(96369/96368/96367), D(96469/96468/96470), Q(96569/96568/96570),
 //	A(96669/96668/96670), B(96769/96768/96770), T(96869/96868/96870),
 //	Z(96969/96968/96970), G(97069/97068/97070), K(97169/97168/97170)
 //

configs/configs.go

@@ -54,11 +54,11 @@ const (
 	// Chain ID constants (C-Chain EVM).
 	MainnetChainID = 96369
 	TestnetChainID = 96368
-	DevnetChainID  = 96370
+	DevnetChainID  = 96367
 	// LocalChainID is the canonical local C-Chain EVM ID (Anvil convention).
 	LocalChainID = 31337
 	// CustomChainID is the sentinel C-Chain EVM ID for any chain outside
-	// the well-known {96369, 96368, 96370, 31337} set. Mirrors CustomID
+	// the well-known {96369, 96368, 96367, 31337} set. Mirrors CustomID
 	// at the network-ID layer; the two should always be paired (a peer
 	// presenting CustomID at the network layer also presents
 	// CustomChainID at the EVM layer unless overridden via genesis-file).
@@ -435,7 +435,7 @@ func IsCustom(networkID uint32) bool {
 }
 
 // networkNameFromID returns the network directory name for a network ID.
-// Accepts both network IDs (1, 2, 3, 1337) and chain IDs (96369, 96368, 96370, 31337)
+// Accepts both network IDs (1, 2, 3, 1337) and chain IDs (96369, 96368, 96367, 31337)
 // as aliases. User-defined custom networks return "" — callers must
 // supply a genesis file (`--genesis-file`) for them since there are no
 // embedded canonical configs to load from disk.

configs/dev/cchain.json

@@ -38,7 +38,7 @@
     "berlinBlock": 0,
     "byzantiumBlock": 0,
     "cancunTime": 0,
-    "chainId": 96370,
+    "chainId": 96367,
     "constantinopleBlock": 0,
     "eip150Block": 0,
     "eip155Block": 0,

configs/devnet/cchain.json

@@ -320,7 +320,7 @@
     },
     "byzantiumBlock": 0,
     "cancunTime": 0,
-    "chainId": 96370,
+    "chainId": 96367,
     "constantinopleBlock": 0,
     "eip150Block": 0,
     "eip155Block": 0,

configs/lp182_chain_id_map_test.go

@@ -17,7 +17,7 @@ func TestEVMChainID_KnownCells(t *testing.T) {
 	}{
 		{FamilyLux, MainnetID, 96369},
 		{FamilyLux, TestnetID, 96368},
-		{FamilyLux, DevnetID, 96370},
+		{FamilyLux, DevnetID, 96367},
 		{FamilyLux, LocalID, 31337},
 		{FamilyHanzo, MainnetID, 36963},
 		{FamilyHanzo, TestnetID, 36962},
@@ -72,7 +72,7 @@ func TestNetworkFamilyOf_RoundTrip(t *testing.T) {
 	}{
 		{96369, FamilyLux},
 		{96368, FamilyLux},
-		{96370, FamilyLux},
+		{96367, FamilyLux},
 		{31337, FamilyLux},
 		{36963, FamilyHanzo},
 		{200200, FamilyZoo},
@@ -133,7 +133,7 @@ func TestEVMChainIDFor_StringInputs(t *testing.T) {
 	}{
 		{"lux", "mainnet", 96369},
 		{"lux", "testnet", 96368},
-		{"lux", "devnet", 96370},
+		{"lux", "devnet", 96367},
 		{"lux", "localnet", 31337},
 		{"LUX", "MAINNET", 96369},
 		{"Lux", "Main", 96369},

pkg/genesis/networks.go

@@ -12,7 +12,7 @@ import "github.com/luxfi/constants"
 //	  ──────────────────            ──────────────────────
 //	  constants.MainnetID  (1)      constants.MainnetChainID (96369)
 //	  constants.TestnetID  (2)      constants.TestnetChainID (96368)
-//	  constants.DevnetID   (3)      constants.DevnetChainID  (96370)
+//	  constants.DevnetID   (3)      constants.DevnetChainID  (96367)
 //	  constants.LocalID    (1337)   constants.LocalChainID   (31337)
 //
 // The primary network ID is SHARED across all Lux-derived L1s (Lux,