Bitcoin · Historical retrospective · 2009
Bitcoin’s genesis block began the public blockchain
The first Bitcoin block, created in January 2009, established the initial ledger history and introduced the system’s block subsidy.
Read the briefing →Historical archive · 2009 · 1 briefings
Crypto milestones in 2009
1 original, source-linked historical crypto briefings associated with events or proposals documented in 2009. Articles were published Sep 28, 2026.
Event or proposal year: 2009. These retrospective articles were first published Sep 28, 2026.