Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.301 wins per game over 64 seeds (95% interval +0.190 to +0.412).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run a0c91849-4abf-4f1c-9de1-6255e1ef73e6
Status: completed. Experiment: d5eb6354-2b59-4ca4-8ab0-fefee3690cb3. 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} | 129 | 256 | 50.4% | 44.3%–56.5% | 8.44 | 86.7 ms |
1 / eta | 52 | 256 | 20.3% | 15.8%–25.7% | 7.09 | 0.0 ms |
2 / fast | 37 | 256 | 14.5% | 10.7%–19.3% | 6.97 | 0.0 ms |
3 / eta | 38 | 256 | 14.8% | 11.0%–19.7% | 7.24 | 0.0 ms |
Paired contrast slot 0 minus slot 1: +0.301 wins per game over 64 seeds (95% interval +0.190 to +0.412).
Manifest SHA-256: 97fb1a1299c9726727ed3c49c8b359f159d3d8d0324f1fe634379bdf358a1bbb. Inventory SHA-256: 8067f41621edbb613cae8b67979eda8a2e71594544166760e35a0dea55f78ebe.
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.