HOOK

0x85d4e6f147bfb5729378e451f32cf5287de75f97

Verification
Verified
v0.8.28+commit.7893614a
Type
Contract
6,808 bytes
ABI entries
50
18 read · 6 write
License
none

Contract information

Address
0x85d4e6f147bfb5729378e451f32cf5287de75f97
Chain
Robinhood Chain (4663)
Compiler
v0.8.28+commit.7893614a
Optimization
Enabled
Creation tx
0x2b3af40292…7e695fe35c

Token

Name
HookOS
Symbol
HOOK
Decimals
18
Holders
69

Read contract (18)

CLOCK_MODE()string
DOMAIN_SEPARATOR()bytes32
TOTAL_SUPPLY()uint256
allowance(address, address)uint256
balanceOf(address)uint256
checkpoints(address, uint32)tuple
clock()uint48
decimals()uint8
delegates(address)address
eip712Domain()bytes1, string, string, uint256, address, bytes32, uint256[]
getPastTotalSupply(uint256)uint256
getPastVotes(address, uint256)uint256
getVotes(address)uint256
name()string
nonces(address)uint256
numCheckpoints(address)uint32
symbol()string
totalSupply()uint256

Events (5)

ApprovalDelegateChangedDelegateVotesChangedEIP712DomainChangedTransfer

ABI

[
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "recipient",
        "type": "address"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "constructor"
  },
  {
    "inputs": [],
    "name": "CheckpointUnorderedInsertion",
    "type": "error"
  },
  {
    "inputs": [],
    "name": "ECDSAInvalidSignature",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "length",
        "type": "uint256"
      }
    ],
    "name": "ECDSAInvalidSignatureLength",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "bytes32",
        "name": "s",
        "type": "bytes32"
      }
    ],
    "name": "ECDSAInvalidSignatureS",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "increasedSupply",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "cap",
        "type": "uint256"
      }
    ],
    "name": "ERC20ExceededSafeSupply",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "allowance",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "needed",
        "type": "uint256"
      }
    ],
    "name": "ERC20InsufficientAllowance",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "sender",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "balance",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "needed",
        "type": "uint256"
      }
    ],
    "name": "ERC20InsufficientBalance",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "approver",
        "type": "address"
      }
    ],
    "name": "ERC20InvalidApprover",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "receiver",
        "type": "address"
      }
    ],
    "name": "ERC20InvalidReceiver",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "sender",
        "type": "address"
      }
    ],
    "name": "ERC20InvalidSender",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      }
    ],
    "name": "ERC20InvalidSpender",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "deadline",
        "type": "uint256"
      }
    ],
    "name": "ERC2612ExpiredSignature",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "signer",
        "type": "address"
      },
      {
        "internalType": "address",
        "name": "owner",
        "type": "address"
      }
    ],
    "name": "ERC2612InvalidSigner",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "timepoint",
        "type": "uint256"
      },
      {
        "internalType": "uint48",
        "name": "clock",
        "type": "uint48"
      }
    ],
    "name": "ERC5805FutureLookup",
    "type": "error"
  },
  {
    "inputs": [],
    "name": "ERC6372InconsistentClock",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "currentNonce",
        "type": "uint256"
      }
    ],
    "name": "InvalidAccountNonce",
    "type": "error"
  },
  {
    "inputs": [],
    "name": "InvalidShortString",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "uint8",
        "name": "bits",
        "type": "uint8"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "SafeCastOverflowedUintDowncast",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "string",
        "name": "str",
        "type": "string"
      }
    ],
    "name": "StringTooLong",
    "type": "error"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "expiry",
        "type": "uint256"
      }
    ],
    "name": "VotesExpiredSignature",
    "type": "error"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "owner",
        "type": "address"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "spender",
        "type": "address"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "Approval",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "delegator",
        "type": "address"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "fromDelegate",
        "type": "address"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "toDelegate",
        "type": "address"
      }
    ],
    "name": "DelegateChanged",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "delegate",
        "type": "address"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "previousVotes",
        "type": "uint256"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "newVotes",
        "type": "uint256"
      }
    ],
    "name": "DelegateVotesChanged",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [],
    "name": "EIP712DomainChanged",
    "type": "event"
  },
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "from",
        "type": "address"
      },
      {
        "indexed": true,
        "internalType": "address",
        "name": "to",
        "type": "address"
      },
      {
        "indexed": false,
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "Transfer",
    "type": "event"
  },
  {
    "inputs": [],
    "name": "CLOCK_MODE",
    "outputs": [
      {
        "internalType": "string",
        "name": "",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "DOMAIN_SEPARATOR",
    "outputs": [
      {
        "internalType": "bytes32",
        "name": "",
        "type": "bytes32"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "TOTAL_SUPPLY",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "owner",
        "type": "address"
      },
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      }
    ],
    "name": "allowance",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "approve",
    "outputs": [
      {
        "internalType": "bool",
        "name": "",
        "type": "bool"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      }
    ],
    "name": "balanceOf",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      },
      {
        "internalType": "uint32",
        "name": "pos",
        "type": "uint32"
      }
    ],
    "name": "checkpoints",
    "outputs": [
      {
        "components": [
          {
            "internalType": "uint48",
            "name": "_key",
            "type": "uint48"
          },
          {
            "internalType": "uint208",
            "name": "_value",
            "type": "uint208"
          }
        ],
        "internalType": "struct Checkpoints.Checkpoint208",
        "name": "",
        "type": "tuple"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "clock",
    "outputs": [
      {
        "internalType": "uint48",
        "name": "",
        "type": "uint48"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "decimals",
    "outputs": [
      {
        "internalType": "uint8",
        "name": "",
        "type": "uint8"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "delegatee",
        "type": "address"
      }
    ],
    "name": "delegate",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "delegatee",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "nonce",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "expiry",
        "type": "uint256"
      },
      {
        "internalType": "uint8",
        "name": "v",
        "type": "uint8"
      },
      {
        "internalType": "bytes32",
        "name": "r",
        "type": "bytes32"
      },
      {
        "internalType": "bytes32",
        "name": "s",
        "type": "bytes32"
      }
    ],
    "name": "delegateBySig",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      }
    ],
    "name": "delegates",
    "outputs": [
      {
        "internalType": "address",
        "name": "",
        "type": "address"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "eip712Domain",
    "outputs": [
      {
        "internalType": "bytes1",
        "name": "fields",
        "type": "bytes1"
      },
      {
        "internalType": "string",
        "name": "name",
        "type": "string"
      },
      {
        "internalType": "string",
        "name": "version",
        "type": "string"
      },
      {
        "internalType": "uint256",
        "name": "chainId",
        "type": "uint256"
      },
      {
        "internalType": "address",
        "name": "verifyingContract",
        "type": "address"
      },
      {
        "internalType": "bytes32",
        "name": "salt",
        "type": "bytes32"
      },
      {
        "internalType": "uint256[]",
        "name": "extensions",
        "type": "uint256[]"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "uint256",
        "name": "timepoint",
        "type": "uint256"
      }
    ],
    "name": "getPastTotalSupply",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "timepoint",
        "type": "uint256"
      }
    ],
    "name": "getPastVotes",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      }
    ],
    "name": "getVotes",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "name",
    "outputs": [
      {
        "internalType": "string",
        "name": "",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "owner",
        "type": "address"
      }
    ],
    "name": "nonces",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "account",
        "type": "address"
      }
    ],
    "name": "numCheckpoints",
    "outputs": [
      {
        "internalType": "uint32",
        "name": "",
        "type": "uint32"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "owner",
        "type": "address"
      },
      {
        "internalType": "address",
        "name": "spender",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      },
      {
        "internalType": "uint256",
        "name": "deadline",
        "type": "uint256"
      },
      {
        "internalType": "uint8",
        "name": "v",
        "type": "uint8"
      },
      {
        "internalType": "bytes32",
        "name": "r",
        "type": "bytes32"
      },
      {
        "internalType": "bytes32",
        "name": "s",
        "type": "bytes32"
      }
    ],
    "name": "permit",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "symbol",
    "outputs": [
      {
        "internalType": "string",
        "name": "",
        "type": "string"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "totalSupply",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "to",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "transfer",
    "outputs": [
      {
        "internalType": "bool",
        "name": "",
        "type": "bool"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "address",
        "name": "from",
        "type": "address"
      },
      {
        "internalType": "address",
        "name": "to",
        "type": "address"
      },
      {
        "internalType": "uint256",
        "name": "value",
        "type": "uint256"
      }
    ],
    "name": "transferFrom",
    "outputs": [
      {
        "internalType": "bool",
        "name": "",
        "type": "bool"
      }
    ],
    "stateMutability": "nonpayable",
    "type": "function"
  }
]

Source code

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.28;

import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Permit.sol";
import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol";
import "@openzeppelin/contracts/utils/Nonces.sol";

/// @title HOOK — HookOS Protocol Governance Token (canonical)
/// @notice Fixed 100,000,000 supply, immutable (no minting, no owner, non-upgradeable).
///         ERC20Votes for on-chain governance snapshots; ERC20Permit for gasless approvals.
///
///         This is the FINALIZED tokenomics token (decision 2026-06-19):
///         100M fixed supply on Base, allocated 30/30/18/16/6 (see TOKENOMICS-DEPLOY-PLAN.md).
///         The ENTIRE supply is minted at construction to a single `recipient`
///         (the deployer or a distributor), which then splits it per the allocation
///         table — into HookVesting (locked tracks) and the Safe / bonding-curve
///         float (liquid tracks). The token itself holds no allocation logic and
///         has no admin: it is intentionally a plain, immutable ERC20Votes so that
///         bridging (Hyperlane Warp Route) and staking/voting live in OTHER contracts.
///
/// @dev Voting power requires `delegate()` (or wrapping into vHOOK / locking into
///      a future veHOOK). Raw HOOK holders have 0 votes until they self-delegate.
contract HOOK is ERC20, ERC20Permit, ERC20Votes {
    /// @notice Total fixed supply: 100,000,000 HOOK (18 decimals). Immutable.
    uint256 public constant TOTAL_SUPPLY = 100_000_000 ether;

    /// @param recipient Address that receives the full 100M supply at TGE.
    ///                  Expected to be the deployer (which then runs the allocation
    ///                  splits) or a one-shot distributor contract.
    constructor(address recipient)
        ERC20("HookOS", "HOOK")
        ERC20Permit("HookOS")
    {
        require(recipient != address(0), "HOOK: zero recipient");
        _mint(recipient, TOTAL_SUPPLY);
    }

    // ─── Required overrides for ERC20Votes + ERC20Permit ───
    function _update(address from, address to, uint256 value)
        internal
        override(ERC20, ERC20Votes)
    {
        super._update(from, to, value);
    }

    function nonces(address owner)
        public
        view
        override(ERC20Permit, Nonces)
        returns (uint256)
    {
        return super.nonces(owner);
    }
}
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