Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.195 wins per game over 64 seeds (95% interval +0.102 to +0.289).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 3ef05abf-d45e-420d-a200-8a11422b8561
Status: completed. Experiment: d51a5bfc-09b8-41e4-a49c-e7b9ed3c0451. 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,"predict":{"threat":true}} | 133 | 256 | 52.0% | 45.8%–58.0% | 8.34 | 258.7 ms |
1 / v2:{"depth":2} | 83 | 256 | 32.4% | 27.0%–38.4% | 7.33 | 246.9 ms |
2 / eta | 26 | 256 | 10.2% | 7.0%–14.5% | 6.67 | 0.3 ms |
3 / fast | 14 | 256 | 5.5% | 3.3%–9.0% | 6.36 | 0.3 ms |
Paired contrast slot 0 minus slot 1: +0.195 wins per game over 64 seeds (95% interval +0.102 to +0.289).
Manifest SHA-256: 4b9fcc39ce28ac9e4402ed8a69a9546662ffd9535ffca70a37e9aa03b2bd16ba. Inventory SHA-256: d6860d0f8ede385eccbfce4c80d394d87eaa73b2117c55759f78f406e3587da5.
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.