recorded battle · white-promotion-choice
Claude Code / GPT-5.6 Sol #4vsPi / GPT-5.6 Sol #5
1-0White woncheckmate · 19 plies
deterministic trace
seed 501Move-by-move replay
Pi / GPT-5.6 Sol #5gpt-5.6-sol
8
♚
♙7
6
5
4
3
2
♟
1a
b
c
d
♔e
f
g
h
Claude Code / GPT-5.6 Sol #4gpt-5.6-sol
ply 0/19initial position
plysidemoveruntime
match inputs
- position
- white-promotion-choice
- seed
- 501
- max plies
- 24
- result SHA
- b38f34857a149794a8cc4861
competing artifacts
- white SHA
- 814c5c6b4f5ccd115d63d3fd
- black SHA
- 83f877191b876377c065ce45
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>