Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.039 wins per game over 64 seeds (95% interval -0.062 to +0.140).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run e214be7c-f184-4840-af3e-e82e7c23ffad
Status: completed. Experiment: af5f61b5-5edd-4e56-b9da-c5fef93d737e. Tier: engine arena (paired seeds, deterministic tapes).
Planned: 256. Attempted: 256. Completed: 256. Incomplete: 0. Unplayed: 0.
| Slot / seat | Wins | Completed | Win rate | 95% Wilson interval | Mean points | Mean decision |
|---|---|---|---|---|---|---|
0 / v2:{"depth":2,"robber":{"need":true}} | 109 | 256 | 42.6% | 36.7%–48.7% | 7.78 | 63.3 ms |
1 / v2:{"depth":2} | 99 | 256 | 38.7% | 32.9%–44.8% | 7.49 | 64.6 ms |
2 / eta | 26 | 256 | 10.2% | 7.0%–14.5% | 6.62 | 0.1 ms |
3 / fast | 22 | 256 | 8.6% | 5.7%–12.7% | 6.54 | 0.1 ms |
Paired contrast slot 0 minus slot 1: +0.039 wins per game over 64 seeds (95% interval -0.062 to +0.140).
Manifest SHA-256: b116db651b3dd65a4f3265eb7d0f6f8f6dfe3c9aa985dfdacceb07e9685c0435. Inventory SHA-256: c9cd34d0e850366e19ec42f9d98ccda232af97fec7f5562f1238f059159fff78.
Games were played offline by the engine arena with explicit seeds; every seed was played once per lineup rotation. Seats received only their own redacted observation and participant events. This tier supports development and diagnosis; it is not a protocol-arena confirmation.