0x80ea...5d2f

Unclassified

0x80eae1d97af9...12553f155d2f

ByzantiumBytecode OnlyEdit this contract

Deployed May 16, 2018 (8 years ago)Block 5,625,551

This contract is not yet documented

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Byzantium EraVerified Source

Key Facts

Deployer

0x5f2906...ca8da6

Deployment Block

5,625,551

Deployment Date

May 16, 2018, 08:56 PM

Code Size

760.0 B

Gas at Deploy

277,462

Deployment Transaction: 0x922c6baa0d342984...8d731b4d4fddfcbe

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 Opcodes100

Jump Instructions35

Storage Operations7

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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