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DavidBuchanan314/birthday_party

View on GitHub ↗ ★ 13 Python

Distributed hash collision search tool

3 mentions on Hacker News by 1 person: 0 stories, 3 comments · first 2025-12-14 · latest 2026-09-20

Mentions per year 3 mentions · busiest year 2025 (2)
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  1. …else has spare GPU hours they don't know what to do with, may I recommend partial hash collisions: https://github.com/DavidBuchanan314/birthday_party (The "record" set by me only took about 1 GPU day - easy to beat!)
    comment by Retr0id · 2026-09-20 · in RSA-896
  2. I resurrected some of my old code for computing hash collisions: https://github.com/DavidBuchanan314/birthday_party (it's actually more of a rewrite) It can collide 96-bit truncated sha256 in under 24 hours on a 6700XT. Next steps are a)…
    comment by Retr0id · 2025-12-14 · in Ask HN: What Are You Working On? (December 2025)
  3. I ended up mostly rewriting it: https://github.com/DavidBuchanan314/birthday_party/
    comment by Retr0id · 2025-12-14 · in Constructing the Word's First JPEG XL MD5 Hash Quine