Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.336 wins per game over 64 seeds (95% interval +0.249 to +0.423).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 436f4740-c7a5-48f2-9e35-9f1ce92c3af5
Status: completed. Experiment: 8d5b24cd-e6ed-4a04-87c8-c1d0db7b747c. Tier: engine arena (paired seeds).
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":4} | 120 | 256 | 46.9% | 40.9%–53.0% | 8.11 | 88.2 ms |
1 / v1 | 34 | 256 | 13.3% | 9.7%–18.0% | 6.15 | 239.7 ms |
2 / eta | 69 | 256 | 27.0% | 21.9%–32.7% | 7.68 | 0.0 ms |
3 / fast | 33 | 256 | 12.9% | 9.3%–17.6% | 6.94 | 0.0 ms |
Paired contrast slot 0 minus slot 1: +0.336 wins per game over 64 seeds (95% interval +0.249 to +0.423).
Manifest SHA-256: d3b12cbf4dc69b6ca344ca1ff6fa03f490e9b4462c41fb7534ce18ef2a32d4b5. Inventory SHA-256: d30ef8e685e0f04b9c3468bba422d0ae129a0bdf25da806ca82b4ba7b0b4c730.
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.