Contract

0xCE43F918E590B5A4f47B30574069a94F2473693b

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Eth Value

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ContractCreator

0x9dDf5B...97Fc387C at txn 0x8fb1e57a68f0412f1d226926c1d38b35b0df726c6a0199a1c3f953e6e439a8f8

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	Transaction Hash	Method	Block		From		To	Value
	0x8fb1e57a68f0412f1d226926c1d38b35b0df726c6a0199a1c3f953e6e439a8f8	0x60806040	16160850	2022-12-11 10:24:47	354 days 17 hrs ago	1670754287	0x9dDf5B...97Fc387C	IN	Create: Verifier9	0 ETH	0.02508208	12

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Contract Source Code Verified (Exact Match)

Contract Name:

Verifier9

Compiler Version

v0.8.17+commit.8df45f5f

Optimization Enabled:

No with 200 runs

Other Settings:

default evmVersion

Contract Source Code (Solidity Standard Json-Input format)

File 1 of 1 : Verifier9.sol

// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.9;

interface IVerifier {
    function verify(bytes memory flag) external returns(bool);
}

contract Verifier9 {
    address public alice;
    address _verifier;
    uint mod = 0x49;
    mapping(string => uint256[]) tea;

    constructor(address verifier) {
        _verifier = verifier;
        tea["green"] = [0x41,0x42,0x43,0x44,0x45];
        tea["black"] = [0x46,0x47,0x48,0x49,0x4A];
        tea["oolong"] = [0x4B,0x4C,0x4D,0x4E,0x4F];
        tea["masala"] = [0x50,0x51,0x52,0x53,0x54];
        tea["earlgrey"] = [0x55,0x56,0x57,0x58,0x59];
        tea["white"] = [0x5A,0x5B,0x5C,0x5D,0x5E];
        tea["ginger"] = [0x5F,0x60,0x61,0x62,0x63];
        tea["mint"] = [0x64,0x65,0x66,0x67,0x68];
        tea["lemon"] = [0x69,0x6A,0x6B,0x6C,0x6D];
        tea["chamomile"] = [0x6E,0x6F,0x70,0x71,0x72];
        tea["hibiscus"] = [0x73,0x74,0x75,0x76,0x77];
        tea["rooibos"] = [0x78,0x79,0x7A,0x7B,0x7C];
    }

    function verify(bytes memory flag) external returns(bool){
        uint value;
        uint slot;
        slot = uint256(keccak256(abi.encode(3326828573661424032217781112562256063166426064292145799638376177296211491616)));

        assembly {
            value := sload(slot)
        }
        require(uint(uint8(flag[8])) == value);
        _verifier.call(
                abi.encodeWithSignature("verify(bytes )", flag)
        );
        return true;
    }
}

Settings

{
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

Contract Security Audit

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Contract ABI

[{"inputs":[{"internalType":"address","name":"verifier","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"alice","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes","name":"flag","type":"bytes"}],"name":"verify","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

Contract Creation Code

Decompile Bytecode Switch to Opcodes View

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Deployed Bytecode

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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

00000000000000000000000044ac5b57c74fc129c10dcbd1d0f6c30e179ced9a

-----Decoded View---------------
Arg [0] : verifier (address): 0x44aC5B57C74FC129c10DCbd1d0F6c30e179Ced9a

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 00000000000000000000000044ac5b57c74fc129c10dcbd1d0f6c30e179ced9a

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