Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.035 wins per game over 64 seeds (95% interval -0.047 to +0.117).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run a722f475-8cc5-4e2a-896b-4167764b2456
Status: completed. Experiment: 247cadd4-561b-461a-9448-2e1f500735cb. 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":{"leader":true}} | 112 | 256 | 43.8% | 37.8%–49.9% | 7.78 | 52.2 ms |
1 / v2:{"depth":2} | 103 | 256 | 40.2% | 34.4%–46.3% | 7.57 | 53.5 ms |
2 / eta | 25 | 256 | 9.8% | 6.7%–14.0% | 6.72 | 0.1 ms |
3 / fast | 16 | 256 | 6.2% | 3.9%–9.9% | 6.66 | 0.1 ms |
Paired contrast slot 0 minus slot 1: +0.035 wins per game over 64 seeds (95% interval -0.047 to +0.117).
Manifest SHA-256: ba1db31f6e6073086f2c1d1ebec8e96b3dca1bca8de263ecba421b47604857a9. Inventory SHA-256: 299e61a54cd4825651e1a288ea341d81d415f725ee8dffbe38b682404e8c1d54.
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.