💵 USDC Bridge

Ethereum ↔ 0G Mainnet (Circle Native USDC)

From Ethereum Mainnet (Circle USDC)
To 0G Mainnet (USDC)
Rate 1:1 (1 USDC = 1 USDC)
Fee 0.5% (Protocol Fee)
Balance: --
✓ Circle Native USDC on Ethereum Mainnet
✓ Instant transfers (~15 seconds)
✓ Encrypted P2P relay with H3DAC SDK
✓ Bridge-enabled OpacusPay (0x741...F7)

🔧 Mainnet Bridge Architecture

1. Bi-directional Bridge

• Ethereum → 0G: Circle USDC transfer

• 0G → Ethereum: USDC.e return transfer

2. OpacusPay Integration

• Contract: 0x74129D43A721Ba29C94D1C12bc7e0aB9c9b256F7

• Automatic fee settlement + revenue tracking

3. Circle USDC Addresses

• Ethereum Mainnet: 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48

• 0G Mainnet: 0x1f3aa82227281ca364bfb3d253b0f1af1da6473e

4. H3DAC Encrypted Relay

• Ed25519 + secp256k1 hybrid encryption

• Encrypted audit trail (PM2 24/7)

5. Networks Supported

• Mainnet: Ethereum (ChainID 1) ↔ 0G Mainnet (ChainID 16661)

• Testnet: Sepolia (ChainID 11155111) ↔ 0G Newton (ChainID 16602) [Legacy]

✓ Production Ready:

✓ Bi-directional transfers

✓ Real USDC (1:1 rate)

✓ Instant finality (~15 sec)

✓ Revenue tracking + OpacusPay integration