Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.164 wins per game over 64 seeds (95% interval +0.058 to +0.270).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run d249aa28-d737-4f4e-b068-12542f4679b9
Status: completed. Experiment: 6a712b5a-0169-45e5-a14b-51b53ed0582b. 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":1,"samples":4,"scenarios":8,"inner_scenarios"... | 121 | 256 | 47.3% | 41.2%–53.4% | 7.85 | 15.3 ms |
1 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios":4} | 79 | 256 | 30.9% | 25.5%–36.8% | 7.15 | 90.1 ms |
2 / eta | 35 | 256 | 13.7% | 10.0%–18.4% | 6.62 | 0.0 ms |
3 / fast | 21 | 256 | 8.2% | 5.4%–12.2% | 6.25 | 0.0 ms |
Paired contrast slot 0 minus slot 1: +0.164 wins per game over 64 seeds (95% interval +0.058 to +0.270).
Manifest SHA-256: e9e9f802a1644a6bc2ff8424e7f9e02be438789aa6e83d944ddf6a6706283e35. Inventory SHA-256: dd3d607d8cb670e13abace6fe66e349f663866471242326f2d21e3df3ac03de0.
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.