MATIC Price: $1.01 (+0.01%)
Gas: 93 GWei
 

Overview

MATIC Balance

Polygon PoS Chain LogoPolygon PoS Chain LogoPolygon PoS Chain Logo0 MATIC

MATIC Value

$0.00

Token Holdings

Transaction Hash
Method
Block
From
To
Value
Approve551961582024-03-29 1:10:5612 secs ago1711674656IN
Circle: USDC.e Token
0 MATIC0.00721264124.12048718
Approve551961562024-03-29 1:10:5216 secs ago1711674652IN
Circle: USDC.e Token
0 MATIC0.0055267995.10918427
Approve551961502024-03-29 1:10:4028 secs ago1711674640IN
Circle: USDC.e Token
0 MATIC0.00447009109
Transfer551961492024-03-29 1:10:3830 secs ago1711674638IN
Circle: USDC.e Token
0 MATIC0.00453745109
Transfer551961492024-03-29 1:10:3830 secs ago1711674638IN
Circle: USDC.e Token
0 MATIC0.0095063149.58308144
Approve551961442024-03-29 1:10:2840 secs ago1711674628IN
Circle: USDC.e Token
0 MATIC0.0040349498.38919631
Transfer551961392024-03-29 1:10:1652 secs ago1711674616IN
Circle: USDC.e Token
0 MATIC0.0041796100.23030881
Transfer551961352024-03-29 1:10:081 min ago1711674608IN
Circle: USDC.e Token
0 MATIC0.0068983108.54576535
Transfer551961152024-03-29 1:09:261 min ago1711674566IN
Circle: USDC.e Token
0 MATIC0.00802557136.60084819
Approve551961122024-03-29 1:09:201 min ago1711674560IN
Circle: USDC.e Token
0 MATIC0.00855954147.32941926
Transfer551961112024-03-29 1:09:161 min ago1711674556IN
Circle: USDC.e Token
0 MATIC0.00802992126.39980572
Transfer551961062024-03-29 1:09:062 mins ago1711674546IN
Circle: USDC.e Token
0 MATIC0.00547684131.49064671
Approve551960952024-03-29 1:08:422 mins ago1711674522IN
Circle: USDC.e Token
0 MATIC0.00667597114.90891429
Approve551960952024-03-29 1:08:422 mins ago1711674522IN
Circle: USDC.e Token
0 MATIC0.00667735114.90891429
Approve551960942024-03-29 1:08:382 mins ago1711674518IN
Circle: USDC.e Token
0 MATIC0.00651622111.49143253
Approve551960942024-03-29 1:08:382 mins ago1711674518IN
Circle: USDC.e Token
0 MATIC0.00647742111.49143253
Approve551960932024-03-29 1:08:342 mins ago1711674514IN
Circle: USDC.e Token
0 MATIC0.0062165106.97825002
Transfer551960922024-03-29 1:08:302 mins ago1711674510IN
Circle: USDC.e Token
0 MATIC0.00679435106.93043134
Approve551960862024-03-29 1:08:063 mins ago1711674486IN
Circle: USDC.e Token
0 MATIC0.00595504102.50001322
Approve551960862024-03-29 1:08:063 mins ago1711674486IN
Circle: USDC.e Token
0 MATIC0.00599071102.50001322
Transfer551960812024-03-29 1:07:463 mins ago1711674466IN
Circle: USDC.e Token
0 MATIC0.00445291107
Approve551960732024-03-29 1:07:243 mins ago1711674444IN
Circle: USDC.e Token
0 MATIC0.0058362100
Approve551960662024-03-29 1:07:103 mins ago1711674430IN
Circle: USDC.e Token
0 MATIC0.00423402110.80927062
Approve551960652024-03-29 1:07:084 mins ago1711674428IN
Circle: USDC.e Token
0 MATIC0.00649808111.84692574
Approve551960652024-03-29 1:07:084 mins ago1711674428IN
Circle: USDC.e Token
0 MATIC0.00649808111.84692574
View all transactions

Latest 25 internal transactions (View All)

Parent Txn Hash Block From To Value
534747582024-02-13 14:03:5744 days ago1707833037
Circle: USDC.e Token
1 wei
507815542023-12-05 19:25:11114 days ago1701804311
Circle: USDC.e Token
0.00509984 MATIC
490607742023-10-23 15:17:30157 days ago1698074250
Circle: USDC.e Token
0.001 MATIC
466639372023-08-23 16:45:43218 days ago1692809143
Circle: USDC.e Token
0.01 MATIC
466629202023-08-23 16:06:41218 days ago1692806801
Circle: USDC.e Token
0.01 MATIC
462584982023-08-13 14:07:15228 days ago1691935635
Circle: USDC.e Token
0.00015879 MATIC
390574912023-02-08 12:55:53414 days ago1675860953
Circle: USDC.e Token
0.15 MATIC
364912482022-12-06 9:45:47478 days ago1670319947
Circle: USDC.e Token
0.02 MATIC
352464752022-11-05 21:20:05509 days ago1667683205
Circle: USDC.e Token
0.00015568 MATIC
336404472022-09-27 18:38:10548 days ago1664303890
Circle: USDC.e Token
0.00014782 MATIC
307081262022-07-14 8:34:55623 days ago1657787695
Circle: USDC.e Token
0.00012218 MATIC
289520382022-05-30 12:18:39668 days ago1653913119
Circle: USDC.e Token
0.00003748 MATIC
273574442022-04-20 9:45:24708 days ago1650447924
Circle: USDC.e Token
0.00003748 MATIC
262524182022-03-23 3:58:09736 days ago1648007889
Circle: USDC.e Token
0 MATIC
262523972022-03-23 3:57:23736 days ago1648007843
Circle: USDC.e Token
0 MATIC
262511332022-03-23 3:11:47736 days ago1648005107
Circle: USDC.e Token
0.1 MATIC
262510932022-03-23 3:10:27736 days ago1648005027
Circle: USDC.e Token
0.1 MATIC
262156732022-03-22 5:52:26737 days ago1647928346
Circle: USDC.e Token
0 MATIC
262154882022-03-22 5:46:08737 days ago1647927968
Circle: USDC.e Token
0 MATIC
262154222022-03-22 5:43:48737 days ago1647927828
Circle: USDC.e Token
0 MATIC
259806652022-03-15 20:37:37744 days ago1647376657
Circle: USDC.e Token
0.02 MATIC
250294412022-02-17 0:51:23771 days ago1645059083
Circle: USDC.e Token
0.00003699 MATIC
243309612022-01-30 5:26:20788 days ago1643520380
Circle: USDC.e Token
0.00000058 MATIC
242948552022-01-29 6:50:50789 days ago1643439050
Circle: USDC.e Token
0.00000039 MATIC
242947972022-01-29 6:48:34789 days ago1643438914
Circle: USDC.e Token
0.00000029 MATIC
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Contract Source Code Verified (Exact Match)

Contract Name:
UChildERC20Proxy

Compiler Version
v0.6.12+commit.27d51765

Optimization Enabled:
Yes with 200 runs

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

// SPDX-License-Identifier: MIT

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

pragma solidity 0.6.12;

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

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

// File: contracts/lib/Proxy/Proxy.sol

pragma solidity 0.6.12;

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/lib/Proxy/UpgradableProxy.sol

pragma solidity 0.6.12;

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

    bytes32 public constant IMPLEMENTATION_SLOT = keccak256(
        "matic.network.proxy.implementation"
    );
    bytes32 public 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)
        public
        payable
        onlyProxyOwner
    {
        updateImplementation(_newProxyTo);

        // solhint-disable-next-line avoid-low-level-calls
        (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/UChildERC20Proxy.sol

pragma solidity 0.6.12;

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_SLOT","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"OWNER_SLOT","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"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"}]

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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)

000000000000000000000000dd9185db084f5c4fff3b4f70e7ba62123b812226

-----Decoded View---------------
Arg [0] : _proxyTo (address): 0xDD9185DB084f5C4fFf3b4f70E7bA62123b812226

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000dd9185db084f5c4fff3b4f70e7ba62123b812226


Deployed Bytecode Sourcemap

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Swarm Source

ipfs://696f7ae6f368606e2fb937629b8621028df4794f0d256c4f4b869fbe6350edcb

Block Transaction Difficulty Gas Used Reward
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Block Uncle Number Difficulty Gas Used Reward
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OVERVIEW

USD Coin is an ERC-20 stablecoin brought to you by Circle and Coinbase. It is issued by regulated and licensed financial institutions that maintain full reserves of the equivalent fiat currency.

Validator Index Block Amount
View All Withdrawals

Txn Hash Block Value Eth2 PubKey Valid
View All Deposits
Chain Token Portfolio % Price Amount Value
MATIC90.58%$0.999977963,040.5746$963,018.42
MATIC0.65%$3,561.581.9492$6,942.19
MATIC0.47%$0.9999774,989.6625$4,989.55
MATIC0.46%$14,899.9873$4,899.99
MATIC0.10%$70,7340.0147$1,037.18
MATIC0.06%$0.01474946,584.3721$687.09
MATIC0.04%$19.1124.8863$475.58
MATIC0.04%$0.0910354,818.8704$438.69
MATIC<0.01%$0.0207425,054.3049$104.84
MATIC<0.01%$0.00373413,012.2222$48.58
MATIC<0.01%$0.99796148.23$48.13
MATIC<0.01%$0.068772181.45$12.48
MATIC<0.01%$1.114.4101$4.9
MATIC<0.01%$0.03146971$2.23
MATIC<0.01%<$0.00000110,278,712,321.9963$2.06
MATIC<0.01%$0.7643652.5116$1.92
MATIC<0.01%$0.00236547$1.29
MATIC<0.01%$0.0193857.8765$1.12
MATIC<0.01%$5.160.2$1.03
MATIC<0.01%$0.1704774.555$0.7765
MATIC<0.01%$0.6910881.11$0.7671
MATIC<0.01%$0.018845.49$0.1034
ETH3.89%$0.99997741,313.8857$41,312.94
ETH0.40%$14,197.0134$4,201.21
ETH0.12%$11,294.6959$1,294.7
ETH<0.01%$0.0112281,100$12.35
BSC0.81%$18,627.3445$8,627.36
BSC0.22%$12,355.1429$2,355.14
BSC0.20%$585.423.5458$2,075.8
BSC0.12%$11,286.6401$1,287.25
BSC0.07%$1771.763$771.84
BSC<0.01%$183.6435$83.73
BSC<0.01%$3,564.350.0126$45.03
BSC<0.01%$0.22358290.2673$20.18
BSC<0.01%$0.007291103.5$0.7545
BSC<0.01%$0.002037100$0.2037
OP0.68%$0.9999777,205.6107$7,205.44
OP0.06%$8.478.0431$655.26
OP0.04%$3,572.410.1271$454.19
FTM0.56%$1.015,857.3233$5,911.23
AVAX0.20%$54.4839.6969$2,162.81
AVAX0.13%$0.9999771,331.7244$1,331.69
AVAX<0.01%$0.99997715.99$15.99
ARB0.02%$0.999977221.5329$221.53
ARB0.01%$3,572.370.0315$112.47
ARB<0.01%$17.7794$7.78
ARB<0.01%$0.9999773.6092$3.61
ZKSYNC<0.01%$3,570.520.0248$88.62
ZKSYNC<0.01%$3,564.350.0248$88.47
BASE<0.01%$3,570.720.0232$82.93
BASE<0.01%$0.9999772.5694$2.57
ZKEVM<0.01%$3,572.390.002$7.14
WEMIX<0.01%$2.240.9399$2.11
GNO<0.01%$0.9999770.5$0.4999
GNO<0.01%$10.2936$0.293655
CELO<0.01%$1.280.3791$0.486024
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.