Onyx App (Mainnet)

Onyx App is the primary DeFi interface for Goliath Mainnet. It provides swap, bridge, and liquid staking functionality in a single application.

Access: https://app.onyx.org

Modules

Module	Description
Swap	Token swaps via UniswapV2-style AMM on Goliath Mainnet
Bridge	Cross-chain transfers between Ethereum Mainnet and Goliath Mainnet
Liquid Staking	Stake XCN and receive staked position tokens

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Swap (DEX)

Onyx App's swap module uses a UniswapV2 constant-product AMM deployed on Goliath Mainnet (Chain 327).

Supported Tokens

Token	Contract Address	Notes
WXCN (Wrapped XCN)	0x1a0Da75ADf091a69E7285e596bB27218D77E17a9	Fully permissionless. Anyone can deposit/withdraw.
ETH	0x9253587505c3B7E7b9DEE118AE1AcB53eEC0E4b6	Bridged ERC-20. Minted by BridgeMint on cross-chain transfer.
USDC	0xC8410270bb53f6c99A2EFe6eD3686a8630Efe22B	Bridged ERC-20. Minted by BridgeMint on cross-chain transfer.

XCN is the native gas token on Goliath Mainnet. WXCN is the ERC-20 wrapped form used in AMM pools.

Core DEX Contracts

Contract	Address	Notes
UniswapV2Factory	0x008c99EedA17E193e5F788536234C6b3520B8D15	Protocol fees permanently locked (feeToSetter = 0x0)
UniswapV2Router02	0xa973c5626eEaF7F482439753953e9B28C6aF3674	Stateless utility, no admin functions
Multicall3	0x88b4BC8e5bd74327B5456466F3f30143986cC1f9	Permissionless read-only aggregator

The UniswapV2Factory feeToSetter is permanently locked to the zero address due to a relay deployment issue. Protocol fees can never be enabled on this factory instance.

User Flow

1. Connect wallet to Goliath Mainnet (Chain ID 327)

2. Open app.onyx.org

3. Choose input/output token pair

4. Set amount and review price impact/slippage

5. Approve token (first swap per token)

6. Confirm swap transaction

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Bridge

The Onyx App bridge transfers assets between Ethereum Mainnet (Chain 1) and Goliath Mainnet (Chain 327).

Supported Bridge Assets

Asset	Ethereum -> Goliath	Goliath -> Ethereum
ETH	Lock on Ethereum, mint on Goliath	Burn on Goliath, release on Ethereum
USDC	Lock on Ethereum, mint on Goliath	Burn on Goliath, release on Ethereum
XCN	Lock on Ethereum, mint on Goliath	Burn on Goliath, release on Ethereum

Bridge Contracts

Contract	Network	Address
BridgeLock	Ethereum Mainnet	0xa9fd64b5095d626f5a3a67e6db7fb766345f8092
BridgeMint	Goliath Mainnet	0x1d14ae13ca030eb5e9e2857e911af515cf5ffff2

How the Bridge Works

Ethereum Mainnet                              Goliath Mainnet
================                              ===============

+------------------+                          +------------------+
| BridgeLock       |    Relayer monitors      | BridgeMint       |
| Locks ETH/USDC/  | ======================> | Mints bridged    |
| XCN on Ethereum  |    and relays proofs     | tokens on Goliath|
+------------------+                          +------------------+

+------------------+                          +------------------+
| BridgeLock       |    Relayer monitors      | BridgeMint       |
| Releases tokens  | <====================== | Burns bridged    |
| on Ethereum      |    and relays proofs     | tokens on Goliath|
+------------------+                          +------------------+

User Flow

Ethereum -> Goliath:

1. Connect wallet to Ethereum Mainnet

2. Approve and lock tokens in BridgeLock

3. Wait for relayer confirmation

4. Switch to Goliath Mainnet to verify receipt

Goliath -> Ethereum:

1. Connect wallet to Goliath Mainnet

2. Approve and burn bridged tokens via BridgeMint

3. Wait for relayer confirmation

4. Switch to Ethereum Mainnet to verify receipt

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Liquid Staking

Liquid staking on Goliath Mainnet lets users stake XCN and earn rewards while maintaining liquidity through a staked position token.

Staking Contract

Contract	Address	Notes
StakedXCNDirect	0xA553a603e2f84fEa6c1fc225E0945FE176C72F74	UUPS upgradeable proxy

Current balance: 107,790 XCN staked

Key Features

• Stake XCN and earn rewards automatically

• UUPS upgradeable contract with owner controls

• Owner can adjust reward rates, treasury, and fee parameters

• Pause/unpause functionality for emergency situations

User Flow

1. Connect wallet to Goliath Mainnet (Chain ID 327)

2. Open app.onyx.org liquid staking module

3. Enter XCN amount and submit stake

4. Rewards accrue automatically

5. Unstake when ready to receive XCN back

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Network Configuration

To use Onyx App, connect your wallet to Goliath Mainnet:

Field	Value
Network Name	Goliath Mainnet
RPC URL	https://rpc.goliath.net
Chain ID	327
Currency Symbol	XCN
Block Explorer URL	https://explorer.goliath.net

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Related Documentation

• Slingshot (Testnet DeFi) - DeFi interface for Goliath Testnet

• Smart Contract Addresses - Full contract registry for both networks

• Rewards Overview - Staking and validator reward details