POL Price: $0.301966 (-4.27%)
Gas: 30 GWei
 

Multichain Info

1 address found via
Transaction Hash
Method
Block
From
To
Approve680791112025-02-18 15:37:0311 hrs ago1739893023IN
Automata Network: ATA Token
0 POL0.0040366577.95174665
Transfer680783742025-02-18 15:10:2512 hrs ago1739891425IN
Automata Network: ATA Token
0 POL0.002893555.06827807
Transfer680590122025-02-18 3:31:2223 hrs ago1739849482IN
Automata Network: ATA Token
0 POL0.0010633230.00000018
Transfer680052932025-02-16 19:36:122 days ago1739734572IN
Automata Network: ATA Token
0 POL0.0015759630.00000002
Transfer679446172025-02-15 7:22:103 days ago1739604130IN
Automata Network: ATA Token
0 POL0.0010629630.00000011
Withdraw678553052025-02-13 1:27:166 days ago1739410036IN
Automata Network: ATA Token
0 POL0.001249231.50105145
Approve676876682025-02-08 14:28:1510 days ago1739024895IN
Automata Network: ATA Token
0 POL0.0024589847.28820828
Transfer676863382025-02-08 13:38:3110 days ago1739021911IN
Automata Network: ATA Token
0 POL0.0035146899.19529386
Transfer676862402025-02-08 13:34:5610 days ago1739021696IN
Automata Network: ATA Token
0 POL0.0047840183.47902553
Approve675390432025-02-04 19:24:0914 days ago1738697049IN
Automata Network: ATA Token
0 POL0.00970066187.2860067
Approve674664652025-02-02 23:17:1516 days ago1738538235IN
Automata Network: ATA Token
0 POL0.01598662307.01
Approve674328052025-02-02 3:20:3716 days ago1738466437IN
Automata Network: ATA Token
0 POL0.01199258230.30778826
Approve674058542025-02-01 11:15:2617 days ago1738408526IN
Automata Network: ATA Token
0 POL0.0015535230.00000038
Withdraw673984502025-02-01 6:48:1317 days ago1738392493IN
Automata Network: ATA Token
0 POL0.0013297533.53233588
Approve672540712025-01-28 16:17:5021 days ago1738081070IN
Automata Network: ATA Token
0 POL0.0015559730.08916887
Approve671246052025-01-25 10:58:5724 days ago1737802737IN
Automata Network: ATA Token
0 POL0.0014439427.89046735
Approve670927832025-01-24 15:59:4225 days ago1737734382IN
Automata Network: ATA Token
0 POL0.00557613107.23334164
Approve670533462025-01-23 16:25:2226 days ago1737649522IN
Automata Network: ATA Token
0 POL0.00553328106.40932377
Approve670216652025-01-22 21:25:2327 days ago1737581123IN
Automata Network: ATA Token
0 POL0.0015538830.00000005
Approve669851992025-01-21 23:33:2328 days ago1737502403IN
Automata Network: ATA Token
0 POL0.0017762434.3488568
Approve668270782025-01-17 23:37:5132 days ago1737157071IN
Automata Network: ATA Token
0 POL0.0015621630.00008919
Approve668217742025-01-17 20:28:1632 days ago1737145696IN
Automata Network: ATA Token
0 POL0.00814932157.33506919
Approve668030682025-01-17 9:10:3132 days ago1737105031IN
Automata Network: ATA Token
0 POL0.0020103667.48918913
Approve668030522025-01-17 9:09:5732 days ago1737104997IN
Automata Network: ATA Token
0 POL0.0019632965.90908099
Approve667628672025-01-16 9:11:0733 days ago1737018667IN
Automata Network: ATA Token
0 POL0.0046354189.14268831
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0x7d3fA4bA...a97bBF313
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
UChildERC20Proxy

Compiler Version
v0.6.6+commit.6c089d02

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion, None license
/**
 *Submitted for verification at polygonscan.com on 2021-06-09
*/

// File: contracts/common/Proxy/IERCProxy.sol

pragma solidity 0.6.6;

interface IERCProxy {
    function proxyType() external pure returns (uint256 proxyTypeId);

    function implementation() external view returns (address codeAddr);
}

// File: contracts/common/Proxy/Proxy.sol

pragma solidity 0.6.6;


abstract contract Proxy is IERCProxy {
    function delegatedFwd(address _dst, bytes memory _calldata) internal {
        // solium-disable-next-line security/no-inline-assembly
        assembly {
            let result := delegatecall(
                sub(gas(), 10000),
                _dst,
                add(_calldata, 0x20),
                mload(_calldata),
                0,
                0
            )
            let size := returndatasize()

            let ptr := mload(0x40)
            returndatacopy(ptr, 0, size)

            // revert instead of invalid() bc if the underlying call failed with invalid() it already wasted gas.
            // if the call returned error data, forward it
            switch result
                case 0 {
                    revert(ptr, size)
                }
                default {
                    return(ptr, size)
                }
        }
    }

    function proxyType() external virtual override pure returns (uint256 proxyTypeId) {
        // Upgradeable proxy
        proxyTypeId = 2;
    }

    function implementation() external virtual override view returns (address);
}

// File: contracts/common/Proxy/UpgradableProxy.sol

pragma solidity 0.6.6;


contract UpgradableProxy is Proxy {
    event ProxyUpdated(address indexed _new, address indexed _old);
    event ProxyOwnerUpdate(address _new, address _old);

    bytes32 constant IMPLEMENTATION_SLOT = keccak256("matic.network.proxy.implementation");
    bytes32 constant OWNER_SLOT = keccak256("matic.network.proxy.owner");

    constructor(address _proxyTo) public {
        setProxyOwner(msg.sender);
        setImplementation(_proxyTo);
    }

    fallback() external payable {
        delegatedFwd(loadImplementation(), msg.data);
    }

    receive() external payable {
        delegatedFwd(loadImplementation(), msg.data);
    }

    modifier onlyProxyOwner() {
        require(loadProxyOwner() == msg.sender, "NOT_OWNER");
        _;
    }

    function proxyOwner() external view returns(address) {
        return loadProxyOwner();
    }

    function loadProxyOwner() internal view returns(address) {
        address _owner;
        bytes32 position = OWNER_SLOT;
        assembly {
            _owner := sload(position)
        }
        return _owner;
    }

    function implementation() external override view returns (address) {
        return loadImplementation();
    }

    function loadImplementation() internal view returns(address) {
        address _impl;
        bytes32 position = IMPLEMENTATION_SLOT;
        assembly {
            _impl := sload(position)
        }
        return _impl;
    }

    function transferProxyOwnership(address newOwner) public onlyProxyOwner {
        require(newOwner != address(0), "ZERO_ADDRESS");
        emit ProxyOwnerUpdate(newOwner, loadProxyOwner());
        setProxyOwner(newOwner);
    }

    function setProxyOwner(address newOwner) private {
        bytes32 position = OWNER_SLOT;
        assembly {
            sstore(position, newOwner)
        }
    }

    function updateImplementation(address _newProxyTo) public onlyProxyOwner {
        require(_newProxyTo != address(0x0), "INVALID_PROXY_ADDRESS");
        require(isContract(_newProxyTo), "DESTINATION_ADDRESS_IS_NOT_A_CONTRACT");

        emit ProxyUpdated(_newProxyTo, loadImplementation());
        
        setImplementation(_newProxyTo);
    }

    function updateAndCall(address _newProxyTo, bytes memory data) payable public onlyProxyOwner {
        updateImplementation(_newProxyTo);

        (bool success, bytes memory returnData) = address(this).call{value: msg.value}(data);
        require(success, string(returnData));
    }

    function setImplementation(address _newProxyTo) private {
        bytes32 position = IMPLEMENTATION_SLOT;
        assembly {
            sstore(position, _newProxyTo)
        }
    }
    
    function isContract(address _target) internal view returns (bool) {
        if (_target == address(0)) {
            return false;
        }

        uint256 size;
        assembly {
            size := extcodesize(_target)
        }
        return size > 0;
    }
}

// File: contracts/child/ChildToken/UpgradeableChildERC20/UChildERC20Proxy.sol

pragma solidity 0.6.6;


contract UChildERC20Proxy is UpgradableProxy {
    constructor(address _proxyTo)
        public
        UpgradableProxy(_proxyTo)
    {}
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_proxyTo","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"_new","type":"address"},{"indexed":false,"internalType":"address","name":"_old","type":"address"}],"name":"ProxyOwnerUpdate","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_new","type":"address"},{"indexed":true,"internalType":"address","name":"_old","type":"address"}],"name":"ProxyUpdated","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"proxyOwner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"proxyType","outputs":[{"internalType":"uint256","name":"proxyTypeId","type":"uint256"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferProxyOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_newProxyTo","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"updateAndCall","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"_newProxyTo","type":"address"}],"name":"updateImplementation","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

Deployed Bytecode

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Deployed Bytecode Sourcemap

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Swarm Source

ipfs://41ef759422fabf085e8197d08185f4d0cdb3a0ab3423629d2271c1c06c720f06

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OVERVIEW

Automata is a privacy middleware layer for dApps across multiple blockchains, built on a decentralized service protocol.

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