hal-finney

13 entries

Satoshi announces the release of Bitcoin v0.1 to Wei Dai, stating it achieves nearly all the goals of b-money. He quotes Hal Finney's summary of the system.

January 11, 2009 Aftermath

"Running bitcoin" — Hal Finney's historic tweet

Hal Finney ↔ Satoshi Nakamoto

The first known tweet about Bitcoin. Hal Finney posted 'Running bitcoin' on January 10, 2009 (PST) / January 11, 2009 (UTC), the same day the Bitcoin v0.1 software was publicly released. He was the first person other than Satoshi to run Bitcoin.

January 12, 2009 Aftermath

First Bitcoin transaction — Satoshi sends 10 BTC to Hal Finney

Satoshi Nakamoto ↔ Hal Finney

The first person-to-person Bitcoin transaction in history. Satoshi Nakamoto sent 10 BTC to Hal Finney in Block 170, confirming that Bitcoin's peer-to-peer electronic cash system worked as designed.

October 5, 2009 Aftermath

"Dying Outside" — Hal Finney's essay on ALS and hope

Hal Finney

Hal Finney's essay on LessWrong, written approximately two months after his ALS diagnosis in August 2009. Despite facing a terminal illness, Finney expressed hope and determination, dreaming of contributing to open-source software even from within an immobile body.

January 10, 2011 Private Correspondence 8 messages

BitcoinJ open-source release and protocol questions

Mike Hearn ↔ Satoshi Nakamoto

Mike Hearn thanks Satoshi and notes that Hal Finney had correctly speculated about the merkle root approach in the tx0 scriptSig.

March 19, 2013 Aftermath

Bitcoin and me (Hal Finney)

Hal Finney ↔ Satoshi Nakamoto

Hal Finney's famous retrospective on his early involvement with Bitcoin, his interactions with Satoshi, and his battle with ALS. One of the most celebrated posts in Bitcoin history.

August 28, 2014 Aftermath

Hal Finney passes away

Fran Finney ↔ Hal Finney

Hal Finney, the first person besides Satoshi to run Bitcoin and the recipient of the first Bitcoin transaction, passes away from ALS at the age of 58.

September 20, 2017 Aftermath

"If I'd Known What We Were Starting" (Ray Dillinger)

Ray Dillinger ↔ Satoshi Nakamoto, Hal Finney

Ray Dillinger's retrospective on his role in Bitcoin's earliest days: reviewing the blockchain code, his division of labor with Hal Finney, and his reflections on Satoshi's integrity — 'He wasn't selling coins, he was giving them away for solving hashes.'

October 1, 2018 Aftermath

Interview with Ray Dillinger (Great Wall of Numbers)

Ray Dillinger ↔ Satoshi Nakamoto, Hal Finney

Comprehensive interview with Ray Dillinger by Tim Swanson, marking the 10th anniversary of the Bitcoin whitepaper. Dillinger reveals technical details of his code review, including the famous floating-point discovery and Satoshi's reasoning for using double-precision floats.

April 1, 2019 Aftermath

Fran Finney's account of Hal Finney's life — Cryonics Magazine profile

Cryonics Magazine ↔ Hal Finney, Fran Finney

Cryonics Magazine published an extensive profile of Hal Finney based on interviews with his wife Fran Finney. The profile covered their meeting at Caltech, Hal's career at PGP Corporation, his excitement about Bitcoin's launch, his ALS diagnosis, and his cryopreservation by Alcor.

August 21, 2019 Aftermath

Hal Finney's RPOW receives posthumous recognition as Bitcoin precursor

Satoshi Nakamoto Institute ↔ Hal Finney

Hal Finney's RPOW system, a 2004 prototype for reusable proof-of-work tokens, gains posthumous recognition as one of Bitcoin's most important direct precursors.

November 26, 2020 Aftermath

Previously unpublished Satoshi-Finney emails revealed

Michael Kapilkov ↔ Satoshi Nakamoto, Hal Finney, Fran Finney

CoinDesk published previously unpublished emails between Satoshi Nakamoto and Hal Finney, obtained from Hal's personal computer via his widow Fran Finney. The emails included Finney asking Satoshi about network scalability in November 2008, Satoshi personally notifying Finney of the v0.1 release on January 8, 2009, and a follow-up where Satoshi mentioned being unable to receive incoming connections.