Contract Address Details

0x17A30350771d02409046A683b18Fe1C13cCFC4A8

Contract Name: ERC1967Proxy

Creator: 0xb17575–0eb017 at 0xd755cd–27698e

Implementation: 0x78ca07d08a80f3f19c8f664db3d497da2aca4cb7

Balance: 39,998 KCS

Tokens: Fetching tokens... Error trying to fetch balances.

Transactions: 13 Transactions

Transfers: 29 Transfers

Gas Used: 961,351

Last Balance Update: 41301311

Transactions Token Transfers Tokens Internal Transactions Coin Balance History Logs Code Read Proxy Write Contract Write Proxy

Contract is not verified. However, we found a verified contract with the same bytecode in Blockscout DB 0xe0d0e68297772dd5a1f1d99897c581e2082dba5b.
All metadata displayed below is from that contract. In order to verify current contract, click Verify & Publish button

Verify & Publish

Contract name:: ERC1967Proxy
Optimization enabled: true

Compiler version: v0.8.2+commit.661d1103
Optimization runs: 200

Verified at: 2022-12-08T02:23:50.320037Z

Contract source code

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/**
 *Submitted for verification at Etherscan.io on 2021-07-07
*/
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
 * @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM
 * instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to
 * be specified by overriding the virtual {_implementation} function.
 *
 * Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a
 * different contract through the {_delegate} function.
 *
 * The success and return data of the delegated call will be returned back to the caller of the proxy.
 */
abstract contract Proxy {
    /**
     * @dev Delegates the current call to `implementation`.
     *
     * This function does not return to its internall call site, it will return directly to the external caller.
     */
    function _delegate(address implementation) internal virtual {
        // solhint-disable-next-line no-inline-assembly
        assembly {
        // Copy msg.data. We take full control of memory in this inline assembly
        // block because it will not return to Solidity code. We overwrite the
        // Solidity scratch pad at memory position 0.
            calldatacopy(0, 0, calldatasize())
        // Call the implementation.
        // out and outsize are 0 because we don't know the size yet.
            let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)
        // Copy the returned data.
            returndatacopy(0, 0, returndatasize())
            switch result
            // delegatecall returns 0 on error.
            case 0 { revert(0, returndatasize()) }
 
 
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Contract ABI

[{"type":"constructor","stateMutability":"payable","inputs":[{"type":"address","name":"_logic","internalType":"address"},{"type":"bytes","name":"_data","internalType":"bytes"}]},{"type":"event","name":"AdminChanged","inputs":[{"type":"address","name":"previousAdmin","internalType":"address","indexed":false},{"type":"address","name":"newAdmin","internalType":"address","indexed":false}],"anonymous":false},{"type":"event","name":"BeaconUpgraded","inputs":[{"type":"address","name":"beacon","internalType":"address","indexed":true}],"anonymous":false},{"type":"event","name":"Upgraded","inputs":[{"type":"address","name":"implementation","internalType":"address","indexed":true}],"anonymous":false},{"type":"fallback","stateMutability":"payable"},{"type":"receive","stateMutability":"payable"}]

Contract Creation Code

Verify & Publish

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Deployed ByteCode

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