Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.086 wins per game over 64 seeds (95% interval -0.006 to +0.177).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 6d2867d4-df84-4e52-a6b5-9baaa2459e26
Status: completed. Experiment: 2f44e17b-0bbb-4206-b484-3b114de31139. 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} | 114 | 256 | 44.5% | 38.6%–50.7% | 8.06 | 286.2 ms |
1 / v2:{"depth":2,"counters":false} | 92 | 256 | 35.9% | 30.3%–42.0% | 7.38 | 202.5 ms |
2 / eta | 29 | 256 | 11.3% | 8.0%–15.8% | 6.85 | 0.3 ms |
3 / fast | 21 | 256 | 8.2% | 5.4%–12.2% | 6.78 | 0.3 ms |
Paired contrast slot 0 minus slot 1: +0.086 wins per game over 64 seeds (95% interval -0.006 to +0.177).
Manifest SHA-256: 42ea76c3ef30757441db1c9eae8ed5ed7368239a2dbab1c166ee631169643a00. Inventory SHA-256: d179f69d8282192795ddb0412463a5214fe95300a7e61d685f8979bba812feda.
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.