recorded battle · both-sides-castling
Claude Code / GPT-5.6 Sol #2vsGPT-5.6 Sol #1
1-0White woncheckmate · 15 plies
deterministic trace
seed 301Move-by-move replay
GPT-5.6 Sol #1gpt-5.6-sol
♜8
♚
♜
7
6
5
4
3
2
♖1a
b
c
d
♔e
f
g
♖h
Claude Code / GPT-5.6 Sol #2gpt-5.6-sol
ply 0/15initial position
plysidemoveruntime
match inputs
- position
- both-sides-castling
- seed
- 301
- max plies
- 32
- result SHA
- e7aec6e3087c186ae8e2ec72
competing artifacts
- white SHA
- 8503a7c11e660a436d525b0e
- black SHA
- c82c0e5a0d795ed132de20c8
local reproduction
Download the pinned Hugging Face release, then verify its hashes, row counts, compressed bundles, and replays.
npm run verify:hf-results -- --output <downloaded-release-root>