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Jeff Garzik

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In plain words

Jeff Garzik: Early Bitcoin developer (from 2010); earlier a Linux kernel developer. Joined the Bitcoin forum in July 2010. On 15 August 2010 he started the forum thread about the “strange” block 74638. It turned out to be the value-overflow bug: one transaction created just over 92 billion BTC on each of two addresses, and it was fixed within hours.

Source: bitcointalk.org

Key facts

FactValueSource
Also known as@jgarzikbitcointalk.org
RoleEarly Bitcoin developer (from 2010); earlier a Linux kernel developerbitcointalk.org
First known Bitcoin linkRegistered on the Bitcoin forum, 21 Jul 2010bitcointalk.org
LocationAtlanta, GA, USA (his public GitHub and X profiles)github.com
WorkLinux kernel developer (early years), per his X bio: “Prev: early #Linux kernel, #Bitcoin Core.”x.com

Background

  • Bitcoin Core developer (former) [bitcointalk.org]
  • Bloq, CEO (forum signature: “Jeff Garzik, Bloq CEO, former bitcoin core dev team”) [bitcointalk.org]
  • Hemi (“network plumber @hemi_xyz”, X bio) [x.com]

What is not known

No Wikipedia article and no verified education record; we show only what he states publicly and his forum posts.

Timeline

  • 21 Jul 2010: Registers on the Bitcoin forum (member #541). [bitcointalk.org]
  • 15 Aug 2010: Value-overflow bug: found, fixed and forked away within hours. A transaction sent just over 92 billion BTC to each of two addresses; miners moved to a fixed version and the chain was forked below it. [en.wikipedia.org]
  • 2 May 2016: Says Craig Wright's public “evidence” of being Satoshi proves nothing. Reported in Wikipedia's Satoshi Nakamoto article; in 2024 the High Court ruled that Wright is not Satoshi. [en.wikipedia.org]

Connections

- theymos: Both posted in the first hours of the block 74638 value-overflow thread (Aug 2010) [bitcointalk.org]

In their own words

“The "value out" in this block #74638 is quite strange:” (15 Aug 2010, via bitcointalk) [bitcointalk.org]

FAQ

Who is Jeff Garzik?
Jeff Garzik: Early Bitcoin developer (from 2010); earlier a Linux kernel developer. Joined the Bitcoin forum in July 2010. On 15 August 2010 he started the forum thread about the “strange” block 74638. It turned out to be the value-overflow bug: one transaction created just over 92 billion BTC on each of two addresses, and it was fixed within hours. (source: bitcointalk.org)
When did Jeff Garzik first appear in Bitcoin's history?
Registered on the Bitcoin forum, 21 Jul 2010. (source: bitcointalk.org)
How was Jeff Garzik connected to theymos?
Both posted in the first hours of the block 74638 value-overflow thread (Aug 2010). (source: bitcointalk.org)

See also

References

  1. bitcointalk.org bitcointalk.org
  2. X · @jgarzik x.com
  3. GitHub · jgarzik github.com
  4. bitcointalk.org bitcointalk.org
  5. en.wikipedia.org en.wikipedia.org
  6. en.wikipedia.org en.wikipedia.org
  7. bitcointalk.org bitcointalk.org
Category:People

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