Bitcoin calendar.
Halvings and network upgrades, the US releases that move markets, conferences, and the anniversaries of Bitcoin's history. Dates are in UTC.
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BTC Balkans
ConferencesSunday 1 November
A two-day, community-run Bitcoin conference for the Balkans, with keynotes, panels and workshops.
March 2013
| Monday | Tuesday | Wednesday | Thursday | Friday | Saturday | Sunday |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||
| 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| 11The March 2013 chain split | 12The March 2013 chain split | 13 | 14 | 15 | 16 | 17 |
| 18US treats bitcoin exchanges as money transmitters | 19 | 20 | 21 | 22 | 23 | 24 |
| 25 | 26 | 27 | 28 | 29 | 30 | 31 |
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Events in March 2013
Monday 11 March4983 days ago
The March 2013 chain split
A large block at height 225,430 was accepted by Bitcoin 0.8 but rejected by older versions, splitting the blockchain in two. Large mining pools switched back to version 0.7 so the network reunited on the older versions' chain.
Network · Until 12 MarSee block 225,430SourceBitcoin.org, 11/12 March 2013 Chain Fork Information
Monday 18 March4976 days ago
US treats bitcoin exchanges as money transmitters
FinCEN, the US Treasury's financial-crimes unit, said businesses that exchange or administer convertible virtual currency, the category bitcoin falls in, are money transmitters. People who only use it to buy goods or services are not.
PolicySourceFinCEN guidance FIN-2013-G001