ETH Price: $2,265.90 (+7.47%)
Gas: 0.043 Gwei

Transaction Decoder

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Transaction Hash:
0x409c522596e1919eaaefd4dc86e2bb4e07019bf4edbb6a8e7fc33e20149d5ae4
Block:
19014194 at Jan-15-2024 06:52:59 PM +UTC
Transaction Fee:
0.004121192024801058 ETH $9.34
Gas Used:
134,938 Gas / 30.541374741 Gwei

Emitted Events:

473 BRC20.Transfer( from=[Receiver] 0x2edffbc62c3dffd2a8fbae3cd83a986b5bbb5495, to=[Sender] 0x3d12b28d4e93e1540193add7e4c1506f36bf30dd, value=1787583764135930830000 )
474 BRC20.Transfer( from=[Receiver] 0x2edffbc62c3dffd2a8fbae3cd83a986b5bbb5495, to=[Sender] 0x3d12b28d4e93e1540193add7e4c1506f36bf30dd, value=2505970000000000000000 )
475 0x2edffbc62c3dffd2a8fbae3cd83a986b5bbb5495.0x204fccf0d92ed8d48f204adb39b2e81e92bad0dedb93f5716ca9478cfb57de00( 0x204fccf0d92ed8d48f204adb39b2e81e92bad0dedb93f5716ca9478cfb57de00, 0x0000000000000000000000003d12b28d4e93e1540193add7e4c1506f36bf30dd, 0000000000000000000000000000000000000000000000000000000000000009, 000000000000000000000000000000000000000000000087d951e5cd49a50000, 000000000000000000000000000000000000000000000060e7b54a74f9d11cb0 )

Account State Difference:

  Address   Before After State Difference Code
0x1f9090aa...8e676c326 Miner
4.531568251451603138 Eth4.531581745251603138 Eth0.0000134938
0x2EDfFbc6...B5bbB5495
(Multibit: Staking)
0x3D12B28D...f36bF30DD
4.216067859018891792 Eth
Nonce: 132
4.211946666994090734 Eth
Nonce: 133
0.004121192024801058
0xC881255e...F33459261
AMMX
0xda31D0d1...0A5e8b44F
BSSB
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Execution Trace

Multibit: Staking.9e2c8a5b( )
  • 0xbce8bdc1108ef56035d39ddab3454f824f8562d7.9e2c8a5b( )
    • BRC20.transfer( to=0x3D12B28D4e93e1540193ADD7e4c1506f36bF30DD, amount=1787583764135930830000 ) => ( True )
    • BRC20.transfer( to=0x3D12B28D4e93e1540193ADD7e4c1506f36bF30DD, amount=2505970000000000000000 ) => ( True )
      File 1 of 2: BRC20
      // SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "./interfaces/IBRC20Factory.sol";
contract BRC20 {
    string public name;
    string public symbol;
    uint8 public immutable decimals;
    address public immutable factory;
    uint256  public totalSupply;
    mapping (address => uint256) public balanceOf;
    mapping (address => mapping(address => uint256)) public allowance;
    mapping (address => uint256) public nonces;
    bytes32 public DOMAIN_SEPARATOR;
    bytes32 public constant PERMIT_TYPEHASH = keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
    bytes32 public constant DOMAIN_TYPEHASH = keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)");
    event Approval(address indexed owner, address indexed spender, uint256 value);
    event Transfer(address indexed from, address indexed to, uint256 value);
    constructor() {
        (name, symbol, decimals) = IBRC20Factory(msg.sender).parameters();
        factory = msg.sender;
        uint256 chainId;
        assembly {
            chainId := chainid()
        }
        DOMAIN_SEPARATOR = keccak256(abi.encode(DOMAIN_TYPEHASH, keccak256(bytes(name)), keccak256(bytes('1')), chainId, address(this)));
    }
    function mint(address to, uint256 amount) external {
        require(msg.sender == factory, "unauthorized");
        _mint(to, amount);
    }
    function burn(uint256 amount) external {
        require(msg.sender == factory, "unauthorized");
        _burn(msg.sender, amount);
    }
    function approve(address spender, uint256 amount) external returns (bool) {
        allowance[msg.sender][spender] = amount;
        emit Approval(msg.sender, spender, amount);
        return true;
    }
    function transfer(address to, uint256 amount) external returns (bool) {
        balanceOf[msg.sender] -= amount;
        unchecked {
            balanceOf[to] += amount;
        }
        emit Transfer(msg.sender, to, amount);
        return true;
    }
    function transferFrom(address from, address to, uint256 amount) external returns (bool) {
        uint256 allowed = allowance[from][msg.sender];
        if (allowed != type(uint256).max) allowance[from][msg.sender] = allowed - amount;
        balanceOf[from] -= amount;
        unchecked {
            balanceOf[to] += amount;
        }
        emit Transfer(from, to, amount);
        return true;
    }
    function permit(address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s) external {
        require(deadline >= block.timestamp, 'EXPIRED');
        unchecked {
            bytes32 digest = keccak256(
                abi.encodePacked(
                    '\\x19\\x01',
                    DOMAIN_SEPARATOR,
                    keccak256(abi.encode(PERMIT_TYPEHASH, owner, spender, value, nonces[owner]++, deadline))
                )
            );
            address recoveredAddress = ecrecover(digest, v, r, s);
            require(recoveredAddress != address(0) && recoveredAddress == owner, 'INVALID_SIGNATURE');
            allowance[recoveredAddress][spender] = value;
        }
        emit Approval(owner, spender, value);
    }
    function _mint(address to, uint256 amount) internal {
        totalSupply += amount;
        unchecked {
            balanceOf[to] += amount;
        }
        emit Transfer(address(0), to, amount);
    }
    function _burn(address from, uint256 amount) internal {
        balanceOf[from] -= amount;
        unchecked {
            totalSupply -= amount;
        }
        emit Transfer(from, address(0), amount);
    }
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
interface IBRC20Factory {
    function parameters() external view returns (string memory name, string memory symbol, uint8 decimals);
}

      File 2 of 2: BRC20
      // SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "./interfaces/IBRC20Factory.sol";
contract BRC20 {
    string public name;
    string public symbol;
    uint8 public immutable decimals;
    address public immutable factory;
    uint256  public totalSupply;
    mapping (address => uint256) public balanceOf;
    mapping (address => mapping(address => uint256)) public allowance;
    mapping (address => uint256) public nonces;
    bytes32 public DOMAIN_SEPARATOR;
    bytes32 public constant PERMIT_TYPEHASH = keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
    bytes32 public constant DOMAIN_TYPEHASH = keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)");
    event Approval(address indexed owner, address indexed spender, uint256 value);
    event Transfer(address indexed from, address indexed to, uint256 value);
    constructor() {
        (name, symbol, decimals) = IBRC20Factory(msg.sender).parameters();
        factory = msg.sender;
        uint256 chainId;
        assembly {
            chainId := chainid()
        }
        DOMAIN_SEPARATOR = keccak256(abi.encode(DOMAIN_TYPEHASH, keccak256(bytes(name)), keccak256(bytes('1')), chainId, address(this)));
    }
    function mint(address to, uint256 amount) external {
        require(msg.sender == factory, "unauthorized");
        _mint(to, amount);
    }
    function burn(uint256 amount) external {
        require(msg.sender == factory, "unauthorized");
        _burn(msg.sender, amount);
    }
    function approve(address spender, uint256 amount) external returns (bool) {
        allowance[msg.sender][spender] = amount;
        emit Approval(msg.sender, spender, amount);
        return true;
    }
    function transfer(address to, uint256 amount) external returns (bool) {
        balanceOf[msg.sender] -= amount;
        unchecked {
            balanceOf[to] += amount;
        }
        emit Transfer(msg.sender, to, amount);
        return true;
    }
    function transferFrom(address from, address to, uint256 amount) external returns (bool) {
        uint256 allowed = allowance[from][msg.sender];
        if (allowed != type(uint256).max) allowance[from][msg.sender] = allowed - amount;
        balanceOf[from] -= amount;
        unchecked {
            balanceOf[to] += amount;
        }
        emit Transfer(from, to, amount);
        return true;
    }
    function permit(address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s) external {
        require(deadline >= block.timestamp, 'EXPIRED');
        unchecked {
            bytes32 digest = keccak256(
                abi.encodePacked(
                    '\\x19\\x01',
                    DOMAIN_SEPARATOR,
                    keccak256(abi.encode(PERMIT_TYPEHASH, owner, spender, value, nonces[owner]++, deadline))
                )
            );
            address recoveredAddress = ecrecover(digest, v, r, s);
            require(recoveredAddress != address(0) && recoveredAddress == owner, 'INVALID_SIGNATURE');
            allowance[recoveredAddress][spender] = value;
        }
        emit Approval(owner, spender, value);
    }
    function _mint(address to, uint256 amount) internal {
        totalSupply += amount;
        unchecked {
            balanceOf[to] += amount;
        }
        emit Transfer(address(0), to, amount);
    }
    function _burn(address from, uint256 amount) internal {
        balanceOf[from] -= amount;
        unchecked {
            totalSupply -= amount;
        }
        emit Transfer(from, address(0), amount);
    }
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
interface IBRC20Factory {
    function parameters() external view returns (string memory name, string memory symbol, uint8 decimals);
}