recorded battle · both-sides-castling
GPT-5.6 Terra #1vsPi / GPT-5.6 Luna #2
0-1Black woncheckmate · 18 plies
deterministic trace
seed 301Move-by-move replay
Pi / GPT-5.6 Luna #2gpt-5.6-luna
♜8
♚
♜
7
6
5
4
3
2
♖1a
b
c
d
♔e
f
g
♖h
GPT-5.6 Terra #1gpt-5.6-terra
ply 0/18initial position
plysidemoveruntime
match inputs
- position
- both-sides-castling
- seed
- 301
- max plies
- 32
- result SHA
- 0df102f1935e37b49fe4e1c2
competing artifacts
- white SHA
- 22f2d41f671dfbf49b14fd85
- black SHA
- 3f05d5362c9bfb44b53f2793
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>