Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.055 wins per game over 64 seeds (95% interval -0.046 to +0.155).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run a144ba45-27e3-46b5-8ad2-3e45525f4a17
Status: completed. Experiment: 714fa798-4f0c-469b-8d96-efaa71898aff. 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"... | 106 | 256 | 41.4% | 35.5%–47.5% | 7.43 | 105.8 ms |
1 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios"... | 92 | 256 | 35.9% | 30.3%–42.0% | 7.23 | 97.9 ms |
2 / eta | 36 | 256 | 14.1% | 10.3%–18.9% | 6.38 | 0.0 ms |
3 / fast | 22 | 256 | 8.6% | 5.7%–12.7% | 6.03 | 0.0 ms |
Paired contrast slot 0 minus slot 1: +0.055 wins per game over 64 seeds (95% interval -0.046 to +0.155).
Manifest SHA-256: 127833f9472a2eb7074bf830d503edb4a5814735e23dc8d097e7f0f00acdf4b7. Inventory SHA-256: d3792a7ce9ec9b052c34344e706122c14f2507f3f26a995d0839a157f0962a21.
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.