Spurious Dragon Era

A 242-byte deposit wallet: the owner can sweep any ERC-20 token out of it to a chosen address, and nothing else is possible.

A 242-byte deposit wallet: the owner can sweep any ERC-20 token out of it to a chosen address, and nothing else is possible.

A 242-byte deposit wallet: the owner can sweep any ERC-20 token out of it to a chosen address, and nothing else is possible.

A 242-byte deposit wallet: the owner can sweep any ERC-20 token out of it to a chosen address, and nothing else is possible.

A 242-byte deposit wallet: the owner can sweep any ERC-20 token out of it to a chosen address, and nothing else is possible.

A 242-byte deposit wallet: the owner can sweep any ERC-20 token out of it to a chosen address, and nothing else is possible.

A 242-byte deposit wallet: the owner can sweep any ERC-20 token out of it to a chosen address, and nothing else is possible.

A 242-byte deposit wallet: the owner can sweep any ERC-20 token out of it to a chosen address, and nothing else is possible.

A 242-byte deposit wallet: the owner can sweep any ERC-20 token out of it to a chosen address, and nothing else is possible.

Minimal two-party escrow with an arbitrator (731-byte variant), part of Vitalik's 2016 escrow series.

A 2017 ConsenSys MyAdvancedToken. 777,777,777 VEGAS sold via buy() at 1 wei per token, standard "VegasCoin 2.1".

An AIRA token, produced by its builder

An AIRA token, produced by its builder

The ethereum.org tutorial token deployed as SPHcoin, symbol SPH$, with 2 decimals and a fixed supply of 10,000 units.

The first major decentralized exchange on Ethereum, deployed February 9, 2017. Used off-chain signed orders with on-chain settlement to enable trustless ERC-20

ERC-20 token sweeper for exchange deposit addresses. Owner-only sweep of any token balance. Compiled with Solidity 0.4.9.

A 2017 conceptual token by Constantine Nicholas using block.difficulty as the price variable; bricked post-merge by prevrandao.

A 2017 conceptual token by Constantine Nicholas using block.number as the price variable; non-standard 6-field Transfer event.

The original Ethereum Name Service (ENS) registry — a decentralized naming system.

ERC-20 token sweeper for exchange deposit addresses. Owner-only sweep of any token balance. Compiled with Solidity 0.4.9.

First of 7,123 identical ETH+ERC-20 deposit forwarders deployed March-May 2017. Source recovered by EthereumHistory, byte-for-byte verified.

A second, independent Golem Network Token wrapper deployed in March 2017 by the BlockSwap project.

A one-shot payment splitter: the payable constructor splits the deployed value between Vitalik's account and vitalik.eth. Byte-identical to a verified sibling.

Sibling of 0x668cd325 (SplitOnDeploy). One-shot payment splitter: the payable constructor splits the deployed value between Vitalik's account and vitalik.eth.