0xe190...7bf9

Unclassified

0xe19085506339...b6c452bd7bf9

ByzantiumBytecode OnlyEdit this contract

Deployed December 12, 2018 (7 years ago)Block 6,873,670

This contract is not yet documented

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Byzantium EraVerified Source

Key Facts

Deployer

0x9addd0...c1559a

Deployment Block

6,873,670

Deployment Date

Dec 12, 2018, 03:17 PM

Code Size

760.0 B

Gas at Deploy

277,462

Deployment Transaction: 0x55d9bba418f6ef18...a79384eddecf0a97

Heuristic Analysis

The following characteristics were detected through bytecode analysis and may not be accurate.

Detected Type: Unclassified

Byzantium Era

First Metropolis hard fork. Added zk-SNARK precompiles, REVERT opcode, and staticcall.

Block span: 4,370,000 — 7,279,999

October 16, 2017 — February 28, 2019

Bytecode Overview

Opcodes760

Unique Opcodes98

Jump Instructions35

Storage Operations8

Verified Source Available

This contract has verified source code on Etherscan.

Verified on Etherscan (similar match)

Show source code (Solidity)

// Submitted by EthereumHistory (ethereumhistory.com)
pragma solidity ^0.4.24;

contract Migrations {
  address public owner;
  uint public last_completed_migration;

  modifier restricted() {
    if (msg.sender == owner) _;
  }

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

  function setCompleted(uint completed) public restricted {
    last_completed_migration = completed;
  }

  function upgrade(address new_address) public restricted {
    Migrations upgraded = Migrations(new_address);
    upgraded.setCompleted(last_completed_migration);
  }
}

External Links

Etherscan Verified Source (if any)

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