Contract

0x6Cae60ED7DC96Fb78e4A49A0db2a1d6cd04dd52b

Source Code

API

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0 ETH

Eth Value

$0.00

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ContractCreator

0xB725E7A2...2b37F8d04 | 5 yrs 251 days ago

Multichain Info

$0 (Multichain Portfolio)

	Transaction Hash	Method Search by Function Name / Method ID	Block	Set Duration Last 1H Last 24H Last 7D Last 30D Last 90D Last 180D Custom Duration From To	From	ANY IN OUT	To	Set Amounts > 0.00001 0-1 1-10 1-100 1-1k 1-10k 1-100k 1-1m Custom Amounts Amount must be 0 or greater than or equals 0.00001
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Parent Transaction Hash	Method	Block	Set Duration Last 1H Last 24H Last 7D Last 30D Last 90D Last 180D Custom Duration From To	From	ANY IN OUT	To	Set Amounts > 0.00001 0-1 1-10 1-100 1-1k 1-10k 1-100k 1-1m Custom Amounts Amount must be 0 or greater than or equals 0.00001

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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xD7a192A1...E1a07a97E
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:

DocumentCertoChainContract

Compiler Version

v0.6.11+commit.5ef660b1

Optimization Enabled:

Yes with 1 runs

Other Settings:

default evmVersion, None license

Contract Source Code (Solidity)

/**
 *Submitted for verification at Etherscan.io on 2020-07-21
*/

pragma solidity >=0.6.11;

//SPDX-License-Identifier: UNLICENSED

//certo v20050101007c060 noima (c) all rights reserved 2020
//stripped down version
contract UltraBaseCertoChainContract {
  
    address payable owner;

    bool public isSealed;

    constructor() public {
       
        owner = msg.sender;
    }

    modifier onlyBy(address _account) {
        require(msg.sender == _account, "not allowed");
        _;
    }

    modifier onlyIfNotSealed() //semantic when sealed is not possible to change sensible data
    {
        if (isSealed) revert("sealed");
        _;
    }

    function kill() public onlyBy(owner) {
        selfdestruct(owner);
    }

     

    function setOwner(address payable _owner) public onlyBy(owner) {
        owner = _owner;
        //emit EventReady(address(this), "SetOwner");
    }

    function setSealed() public onlyBy(owner) {
        isSealed = true;
        emit EventSealed(address(this));
    } //seal down contract not reversible

    event EventSealed(address self); //invoked when contract is sealed
    event EventSetOwner(address self); //invoked when we change owner
    event EventReady(address self, string method); //invoked when we have done the method action
}


contract DocumentCertoChainContract is UltraBaseCertoChainContract {
    //string  public  Description ; //Description the description is in the trasaction log

    bytes32 public FileHash; //SecuritySeal HASH
    bytes32 public DescriptionHash; //SecuritySeal HASH
    int256 public FileData; //SecuritySeal DATA format AAMMDD

    

    constructor(
        string memory _Description,
        bytes32 _DescriptionHash,
        bytes32 _FileHash,
        int256 _FileData
    ) public {
       
        //Description=_Description; the description is in the trasaction log

        FileHash = _FileHash;
        DescriptionHash = _DescriptionHash;
        FileData = _FileData;

        emit EventNote(address(this), _Description);
        emit EventReady(address(this), "constructor");
    }

     
    
    event EventNote(address self, string note); // trace a note in the logs
}


contract TagCertoChainContract is UltraBaseCertoChainContract {
    bool public isActive;

    function constructorx(address payable _owner) public {
        owner = (_owner);
        emit EventReady(address(this), "constructor");
    }

    constructor(
        address payable _owner,
        bytes32 signaturehash,
        bytes32 signaturemaskR,
        bytes32 signaturemaskS,
        uint8 signaturemaskV
    ) public {
        owner = (_owner);
        SignatureMaskR = signaturemaskR;
        SignatureMaskS = signaturemaskS;
        SignatureMaskV = signaturemaskV;
        SignatureHash = signaturehash;
        emit EventReady(address(this), "constructor");
    }

    function ActivateTag(address Target) public onlyBy(owner) {
        TargetDocument = Target;
        emit EventReady(address(this), "ActivateTag");
    }

    function SignTag(
        bytes32 signaturehash,
        bytes32 signaturemaskR,
        bytes32 signaturemaskS,
        uint8 signaturemaskV
    ) public onlyBy(owner) {
        SignatureMaskR = signaturemaskR;
        SignatureMaskS = signaturemaskS;
        SignatureMaskV = signaturemaskV;
        SignatureHash = signaturehash;
        emit EventReady(address(this), "SignTag");
    }

    function VerifyTag(bytes8 signaturepinS)
        public
        view
        returns (string memory)
    {
        bytes32 signatureR;
        bytes32 signatureS;
        bytes32 signatureSpad;
        signatureSpad = signaturepinS;
        signatureR = SignatureMaskR;
        signatureS = SignatureMaskS | (signatureSpad);
        //emit EventReady(address(this),"VerifyTag");
        if (
            ecrecover(SignatureHash, SignatureMaskV, signatureR, signatureS) ==
            owner
        ) {
            return "OK IS TAG VALID";
        } else {
            return "NOT A VALID TAG";
        }

        // return signatureS;
    }

    function RecoverSigner(
        bytes32 msgHash,
        bytes32 signaturepinR,
        bytes32 signaturepinS
    ) public view returns (address) {
        bytes32 signatureR;
        bytes32 signatureS;
        signatureR = SignatureMaskR | signaturepinR;
        signatureS = SignatureMaskS | signaturepinS;

        return ecrecover(msgHash, SignatureMaskV, signatureR, signatureS);
    }

    address public TargetDocument;
    bytes32 public SignatureMaskR;
    bytes32 public SignatureMaskS;
    uint8 public SignatureMaskV;

    bytes32 public SignatureHash;
}

Contract Security Audit

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Contract ABI

API

[{"inputs":[{"internalType":"string","name":"_Description","type":"string"},{"internalType":"bytes32","name":"_DescriptionHash","type":"bytes32"},{"internalType":"bytes32","name":"_FileHash","type":"bytes32"},{"internalType":"int256","name":"_FileData","type":"int256"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"self","type":"address"},{"indexed":false,"internalType":"string","name":"note","type":"string"}],"name":"EventNote","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"self","type":"address"},{"indexed":false,"internalType":"string","name":"method","type":"string"}],"name":"EventReady","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"self","type":"address"}],"name":"EventSealed","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"self","type":"address"}],"name":"EventSetOwner","type":"event"},{"inputs":[],"name":"DescriptionHash","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"FileData","outputs":[{"internalType":"int256","name":"","type":"int256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"FileHash","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isSealed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"kill","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address payable","name":"_owner","type":"address"}],"name":"setOwner","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"setSealed","outputs":[],"stateMutability":"nonpayable","type":"function"}]

Contract Creation Code

Decompile Bytecode Switch to Opcodes View

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Deployed Bytecode

Decompile Bytecode

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

Deployed Bytecode Sourcemap

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Swarm Source

ipfs://aaa5a3e10ae12e72e270b2910c9e0ebb5d13b1724a90bf91c06a485441db96c7

Block		Uncle Number	Difficulty	Gas Used	Reward

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0x6Cae60ED7DC96Fb78e4A49A0db2a1d6cd04dd52b

Net Worth in USD

$0.00

Net Worth in ETH

Multichain Portfolio | 33 Chains

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