Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.031 wins per game over 64 seeds (95% interval -0.070 to +0.132).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run e2b45621-eead-4c98-ade1-8113ced106f5
Status: completed. Experiment: ead2243a-d679-4682-b9de-25f631d25b76. 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"... | 98 | 256 | 38.3% | 32.5%–44.4% | 7.75 | 101.1 ms |
1 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios":4} | 90 | 256 | 35.2% | 29.6%–41.2% | 7.69 | 98.6 ms |
2 / eta | 43 | 256 | 16.8% | 12.7%–21.9% | 7.29 | 0.0 ms |
3 / fast | 25 | 256 | 9.8% | 6.7%–14.0% | 6.84 | 0.0 ms |
Paired contrast slot 0 minus slot 1: +0.031 wins per game over 64 seeds (95% interval -0.070 to +0.132).
Manifest SHA-256: 7e34396d50216fc456d792de6df486516881a371888bc451bfbcfe98d78663c8. Inventory SHA-256: 47b4f9a557cec295de5236fc22d93fb0984c507e48698220d2efe552e74bbddd.
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.