Back to HomePart of The Vitalik CollectionDeployer Vitalik Buterin(0x1db343...fa6ee6) Deployment Block 370,250 Deployment Date Oct 12, 2015, 02:30 AM Code Size 422.0 B Gas at Deploy 126,252
Contract 0x7e7f6373193b...3b768bddf746
otherDeployed October 12, 2015 (10 years ago)Block 370,250
Vitalik Buterin private lottery contract (Oct 2015). Single function: get(string). Minimum 0.007 ETH. Uses sha3+blockhash for randomness. Source not in any publ
Frontier Era
Historical Significance
Part of a series of private lottery contract experiments Vitalik deployed on mainnet in October 2015. The hardcoded 'cow' test key links these to pyethereum's classic test patterns.
Key Facts
Deployment Transaction: 0x0aab4374410694a8...e0b7a310d0520a2b
Heuristic Analysis
The following characteristics were detected through bytecode analysis and may not be accurate.
Detected Type: other
Frontier Era
The initial release of Ethereum. A bare-bones implementation for technical users.
Block span: 0 — 1,149,999
July 30, 2015 — March 14, 2016
Bytecode Overview
Opcodes422
Unique Opcodes102
Jump Instructions12
Storage Operations3