Ethereum History 📖

A searchable archive of Ethereum's contracts: source code, deployment context, and the stories behind them. Built collaboratively. Open to anyone who wants to document on-chain history. The people's archive. Sign up today, always free! ethereumhistory.com

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: PrimeChecker Deployed: Aug 7, 2015 Short Description: PrimeChecker contract. Identical bytecode to 0x66d796e7. soljson v0.1.1. #Ethereum ethereumhistory.com/contract/0x7b2…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: PrimeChecker Deployed: Aug 7, 2015 Short Description: PrimeChecker contract. Identical bytecode to 0x66d796e7. soljson v0.1.1. #Ethereum ethereumhistory.com/contract/0xdae…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: EF1 ABI Test (foo()) Deployed: Sep 20, 2015 Short Description: Ethereum Foundation ABI test contract. foo() returns uint256(5). Hand-crafted EV... #Ethereum ethereumhistory.com/contract/0xe30…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: EarlyChainLetterSmall Deployed: Aug 7, 2015 Short Description: Day-1 Frontier chain letter contract. 0.1 ETH entry fee. Exact bytecode match — ... #Ethereum ethereumhistory.com/contract/0xbaa…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: Mist D.A.O. Deployed: Dec 3, 2015 Short Description: avsa's token-gated DAO for MistCoin holders. Deployed Dec 3, 2015. Source identified, 9/9 ... #Ethereum ethereumhistory.com/contract/0x8d5…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: EF1 ABI Test (bar(uint256)) Deployed: Sep 20, 2015 Short Description: Ethereum Foundation ABI test contract. bar(uint256) returns the input plu... #Ethereum ethereumhistory.com/contract/0x441…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: EF1 ABI Test (foo() address) Deployed: Sep 20, 2015 Short Description: Ethereum Foundation ABI test contract. foo() returns a hardcoded 21-byte... #Ethereum ethereumhistory.com/contract/0xdf8…

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📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: FirstCoin Deployed: Aug 11, 2015 Short Description: Tutorial-derived coin contract (Solidity v0.1.1), deployed Aug 11, 2015 during the Frontier... #Ethereum ethereumhistory.com/contract/0x553…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: FirstCoin Deployed: Aug 11, 2015 Short Description: Tutorial-derived coin contract (Solidity v0.1.1), deployed Aug 11, 2015 during the Frontier... #Ethereum ethereumhistory.com/contract/0x015…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: FirstCoin Deployed: Aug 9, 2015 Short Description: Tutorial-derived coin contract (Solidity v0.1.1), deployed Aug 9, 2015 during the Frontier era. #Ethereum ethereumhistory.com/contract/0xb49…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: FirstCoin Deployed: Aug 9, 2015 Short Description: Tutorial-derived coin contract (Solidity v0.1.1), deployed Aug 9, 2015 during the Frontier era. #Ethereum ethereumhistory.com/contract/0xdbb…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: FirstCoin Deployed: Aug 8, 2015 Short Description: Tutorial-derived coin contract (Solidity v0.1.1), one of multiple FirstCoin instances deploy... #Ethereum ethereumhistory.com/contract/0x98f…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: FirstCoin Deployed: Aug 8, 2015 Short Description: Tutorial-derived coin contract (Solidity v0.1.1), one of multiple FirstCoin instances deploy... #Ethereum ethereumhistory.com/contract/0xdff…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: FirstCoin Deployed: Aug 8, 2015 Short Description: Tutorial-derived coin contract (Solidity v0.1.1), one of multiple FirstCoin instances deploy... #Ethereum ethereumhistory.com/contract/0xe97…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: FirstCoin Deployed: Aug 8, 2015 Short Description: Tutorial-derived coin contract (Solidity v0.1.1), one of multiple FirstCoin instances deploy... #Ethereum ethereumhistory.com/contract/0x33e…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: FirstCoin Deployed: Aug 8, 2015 Short Description: Early tutorial-derived coin contract compiled with Solidity v0.1.1, deployed 9 days after Et... #Ethereum ethereumhistory.com/contract/0x3c4…

📖 ETHEREUM CONTRACT ARCHIVED 📖 Name: TokenSales Deployed: Mar 29, 2016 Short Description: The DigixDAO crowdsale contract — the first major DAO token sale on Ethereum, raising $5.5... #Ethereum ethereumhistory.com/contract/0xf01…