Datos de red

Identidad

Parámetro	Valor
Network name	Ruby Chain Testnet
Chain ID	`1810` (`0x712`)
Native currency	`RUBY` (18 decimales)
Block time	2 segundos
Gas limit	60,000,000 por bloque
Min base fee	1 wei
L1 (settlement layer)	Ethereum Sepolia (chainId 11155111)
Stack	OP Stack (Optimism Foundation), op-contracts/v3.0.0
Custom Gas Token	Sí — RUBY como native (no ETH)

Endpoints

Servicio	URL	Tipo
RPC canónico	`https://rpc.ruby.testnet.finetry.win`	HTTPS JSON-RPC
RPC alterno	`https://rpc2.ruby.testnet.finetry.win`	HTTPS JSON-RPC (mismo backend)
Explorer	`https://explorer.ruby.testnet.finetry.win`	Blockscout v8 (Optimism mode)
Faucet	`https://faucet.ruby.testnet.finetry.win`	Web UI + JSON-RPC en `/api/claim`
Status	`https://status.ruby.testnet.finetry.win`	Uptime Kuma

Contratos L1 (Sepolia)

Estos son los contratos del rollup desplegados en Sepolia. Los necesitás para hacer bridges L1↔L2 o para verificación on-chain.

Contrato	Address
OptimismPortal	`0x14f324e8f5953fbdb023d43b574134df8fcbc53b`
SystemConfig	`0x94fe3671435e1645a75faf47ae24f4c69f64a8bf`
L1StandardBridge	`0xddf0b794c028c8fcc354336e851cbc1a68ad346e`
L1CrossDomainMessenger	`0x0654634829c2d6b1e504e159cc9088f26437d132`
DisputeGameFactory	`0x939f7e29e7adb8a23a39443c5eb1ec0b371bda6d`
AnchorStateRegistry	`0xc8e2135d6b152f5844c1e6acf375cf32b53e4f46`

Predeploys L2

Direcciones magic en 0x4200...XXXX con código pre-instalado en el genesis.

Predeploy	Address	Función
L1Block (CGT)	`0x4200000000000000000000000000000000000015`	Espejo del L1 head, exposes `isCustomGasToken()=true`
L2ToL1MessagePasser (CGT)	`0x4200000000000000000000000000000000000016`	Init withdrawals
L2StandardBridge	`0x4200000000000000000000000000000000000010`	Bridge ERC-20s
L2CrossDomainMessenger	`0x4200000000000000000000000000000000000007`	Cross-domain messages
LiquidityController (CGT)	`0x420000000000000000000000000000000000002a`	Mint/burn de RUBY native
NativeAssetLiquidity (CGT)	`0x4200000000000000000000000000000000000029`	Reserva infinita de native
SequencerFeeWallet	`0x4200000000000000000000000000000000000011`	Recibe fees del sequencer
BaseFeeVault	`0x4200000000000000000000000000000000000019`	Recibe base fees
L1FeeVault	`0x420000000000000000000000000000000000001a`	Recibe L1-related fees

Contratos custom

Contrato	Address	Notas
RubyFaucet	`0x572e15df436f9FA9BD28347bf0C79c7924a2BF77`	Faucet on-chain (10M RUBY pool)

Configuración para wallets / scripts

MetaMask config (JSON)

{
  "chainId": "0x712",
  "chainName": "Ruby Chain Testnet",
  "nativeCurrency": { "name": "Ruby", "symbol": "RUBY", "decimals": 18 },
  "rpcUrls": ["https://rpc.ruby.testnet.finetry.win"],
  "blockExplorerUrls": ["https://explorer.ruby.testnet.finetry.win"]
}

Hardhat

networks: {
  ruby: {
    url: "https://rpc.ruby.testnet.finetry.win",
    chainId: 1810,
    accounts: [PRIVATE_KEY],
  },
}

Foundry / forge

forge create --rpc-url https://rpc.ruby.testnet.finetry.win \
  --private-key $PK \
  src/MyContract.sol:MyContract

Viem

import { defineChain } from 'viem';
export const rubyChain = defineChain({
  id: 1810,
  name: 'Ruby Chain Testnet',
  nativeCurrency: { name: 'Ruby', symbol: 'RUBY', decimals: 18 },
  rpcUrls: { default: { http: ['https://rpc.ruby.testnet.finetry.win'] } },
  blockExplorers: { default: { name: 'Blockscout', url: 'https://explorer.ruby.testnet.finetry.win' } },
});

Quick Start RPC Reference