Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.062 wins per game over 64 seeds (95% interval -0.039 to +0.164).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run d4472a6a-7480-43c5-a045-bd23cc41f944
Status: completed. Experiment: 0ac9ddef-60fd-4c34-ad45-09cafb4f41b1. 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,"samples":4,"scenarios":8,"inner_scenarios"... | 105 | 256 | 41.0% | 35.2%–47.1% | 7.97 | 94.4 ms |
1 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios":4} | 89 | 256 | 34.8% | 29.2%–40.8% | 7.72 | 93.6 ms |
2 / eta | 34 | 256 | 13.3% | 9.7%–18.0% | 7.15 | 0.0 ms |
3 / fast | 28 | 256 | 10.9% | 7.7%–15.4% | 6.83 | 0.0 ms |
Paired contrast slot 0 minus slot 1: +0.062 wins per game over 64 seeds (95% interval -0.039 to +0.164).
Manifest SHA-256: 5aac0ac0a037c3a4f5e564f8913bdab7097fd744ed26ce4162cebb6fb1416d34. Inventory SHA-256: e5653d8f208fee759e104f2ffa55b5c963c0f5afaa13ea9f834a290ec3134961.
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.