Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.574 wins per game over 64 seeds (95% interval +0.500 to +0.648).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 42f60c41-b5f2-42ee-94f4-9675c09aa3a1
Status: completed. Experiment: b1fd194e-f308-448e-8acb-21b8087abf43. 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} | 170 | 256 | 66.4% | 60.4%–71.9% | 9.00 | 104.3 ms |
1 / eta | 23 | 256 | 9.0% | 6.1%–13.1% | 6.81 | 0.1 ms |
2 / fast | 18 | 256 | 7.0% | 4.5%–10.8% | 6.55 | 0.1 ms |
3 / eta | 45 | 256 | 17.6% | 13.4%–22.7% | 7.12 | 0.1 ms |
Paired contrast slot 0 minus slot 1: +0.574 wins per game over 64 seeds (95% interval +0.500 to +0.648).
Manifest SHA-256: 6f268791220fc60d9a8e6155365f356acecd65649d82d2ea00de3cfd02671ae1. Inventory SHA-256: a59506b1dc50abcdd3524ddc565cd206da3bd9e15e2d89aad9abe5f0d9aa57af.
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.