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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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In 41 days

Satoshi's last forum post, 2010

MilestonesSaturday 12 December

16 years ago. Satoshi Nakamoto posted for the last time on the Bitcoin forum, announcing version 0.3.19 with new limits against denial-of-service attacks (attempts to overload nodes).

October 2014

October 2014, dates in UTC
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Events in October 2014

Wednesday 22 October4393 days ago

  • The sidechains paper

    Adam Back, Gregory Maxwell, Pieter Wuille, Luke Dashjr and five other developers published "Enabling Blockchain Innovations with Pegged Sidechains". It proposed moving bitcoin onto separate blockchains with new features and back again, with any fault in a sidechain confined to that sidechain.

    MilestonesSourceAdam Back and others, "Enabling Blockchain Innovations with Pegged Sidechains" (dated 2014-10-22)

Wednesday 29 October4386 days ago

  • The first bitcoin ATM opens, 2013

    1 year ago. A bitcoin ATM made by Robocoin went live in a Waves Coffee House in downtown Vancouver, Canada. CBC News reported it as a world first: after scanning the customer's palm, it swapped Canadian dollars for bitcoin and back.

    MilestonesSourceCBC News, World's first bitcoin ATM opens in Vancouver, 29 Oct 2013What happened

Friday 31 October4384 days ago

  • The Bitcoin whitepaper, 2008

    6 years ago. Satoshi Nakamoto announced the paper "Bitcoin: A Peer-to-Peer Electronic Cash System" on the Cryptography Mailing List, describing electronic cash that works without a bank or other trusted third party.

    MilestonesSourceSatoshi Nakamoto Institute, "Bitcoin P2P e-cash paper" email (dated 31 Oct 2008, 18:10:00 UTC)What happened