Contract Address Details

0x1820a4B7618BdE71Dce8cdc73aAB6C95905faD24

Contract Name: ERC1820Registry

Creator: 0xa99007–e9ff96 at 0xfefb2d–0aee8e

Balance: 0 CSB

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

Transactions: 0 Transactions

Transfers: 0 Transfers

Gas Used: Fetching gas used...

Last Balance Update: 91868101

Transactions Internal Transactions Coin Balance History Logs Code Read Contract Write Contract

Contract name:: ERC1820Registry
Optimization enabled: true

Compiler version: v0.5.3+commit.10d17f24
Optimization runs: 200

EVM Version: default
Verified at: 2023-02-07T09:52:40.225174Z

Contract source code

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/**
 *Submitted for verification at Etherscan.io on 2019-04-03
*/
/* ERC1820 Pseudo-introspection Registry Contract
 * This standard defines a universal registry smart contract where any address (contract or regular account) can
 * register which interface it supports and which smart contract is responsible for its implementation.
 *
 * Written in 2019 by Jordi Baylina and Jacques Dafflon
 *
 * To the extent possible under law, the author(s) have dedicated all copyright and related and neighboring rights to
 * this software to the public domain worldwide. This software is distributed without any warranty.
 *
 * You should have received a copy of the CC0 Public Domain Dedication along with this software. If not, see
 * <http://creativecommons.org/publicdomain/zero/1.0/>.
 *
 *    ███████╗██████╗  ██████╗ ██╗ █████╗ ██████╗  ██████╗
 *    ██╔════╝██╔══██╗██╔════╝███║██╔══██╗╚════██╗██╔═████╗
 *    █████╗  ██████╔╝██║     ╚██║╚█████╔╝ █████╔╝██║██╔██║
 *    ██╔══╝  ██╔══██╗██║      ██║██╔══██╗██╔═══╝ ████╔╝██║
 *    ███████╗██║  ██║╚██████╗ ██║╚█████╔╝███████╗╚██████╔╝
 *    ╚══════╝╚═╝  ╚═╝ ╚═════╝ ╚═╝ ╚════╝ ╚══════╝ ╚═════╝
 *
 *    ██████╗ ███████╗ ██████╗ ██╗███████╗████████╗██████╗ ██╗   ██╗
 *    ██╔══██╗██╔════╝██╔════╝ ██║██╔════╝╚══██╔══╝██╔══██╗╚██╗ ██╔╝
 *    ██████╔╝█████╗  ██║  ███╗██║███████╗   ██║   ██████╔╝ ╚████╔╝
 *    ██╔══██╗██╔══╝  ██║   ██║██║╚════██║   ██║   ██╔══██╗  ╚██╔╝
 *    ██║  ██║███████╗╚██████╔╝██║███████║   ██║   ██║  ██║   ██║
 *    ╚═╝  ╚═╝╚══════╝ ╚═════╝ ╚═╝╚══════╝   ╚═╝   ╚═╝  ╚═╝   ╚═╝
 *
 */
pragma solidity 0.5.3;
// IV is value needed to have a vanity address starting with '0x1820'.
// IV: 53759
/// @dev The interface a contract MUST implement if it is the implementer of
/// some (other) interface for any address other than itself.
interface ERC1820ImplementerInterface {
    /// @notice Indicates whether the contract implements the interface 'interfaceHash' for the address 'addr' or not.
    /// @param interfaceHash keccak256 hash of the name of the interface
    /// @param addr Address for which the contract will implement the interface
 
 
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Contract ABI

[{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"setInterfaceImplementer","inputs":[{"type":"address","name":"_addr"},{"type":"bytes32","name":"_interfaceHash"},{"type":"address","name":"_implementer"}],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"address","name":""}],"name":"getManager","inputs":[{"type":"address","name":"_addr"}],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"setManager","inputs":[{"type":"address","name":"_addr"},{"type":"address","name":"_newManager"}],"constant":false},{"type":"function","stateMutability":"pure","payable":false,"outputs":[{"type":"bytes32","name":""}],"name":"interfaceHash","inputs":[{"type":"string","name":"_interfaceName"}],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"updateERC165Cache","inputs":[{"type":"address","name":"_contract"},{"type":"bytes4","name":"_interfaceId"}],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"address","name":""}],"name":"getInterfaceImplementer","inputs":[{"type":"address","name":"_addr"},{"type":"bytes32","name":"_interfaceHash"}],"constant":true},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"bool","name":""}],"name":"implementsERC165InterfaceNoCache","inputs":[{"type":"address","name":"_contract"},{"type":"bytes4","name":"_interfaceId"}],"constant":true},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"bool","name":""}],"name":"implementsERC165Interface","inputs":[{"type":"address","name":"_contract"},{"type":"bytes4","name":"_interfaceId"}],"constant":true},{"type":"event","name":"InterfaceImplementerSet","inputs":[{"type":"address","name":"addr","indexed":true},{"type":"bytes32","name":"interfaceHash","indexed":true},{"type":"address","name":"implementer","indexed":true}],"anonymous":false},{"type":"event","name":"ManagerChanged","inputs":[{"type":"address","name":"addr","indexed":true},{"type":"address","name":"newManager","indexed":true}],"anonymous":false}]

Contract Creation Code

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Deployed ByteCode

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