Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.051 wins per game over 64 seeds (95% interval -0.046 to +0.148).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 9d213ed0-a04f-442b-8d89-1dd3fdd99ab1
Status: completed. Experiment: 8402a48b-31fc-4654-9687-a1a4bf3bd403. 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} | 107 | 256 | 41.8% | 35.9%–47.9% | 7.79 | 230.4 ms |
1 / v2:{"depth":2} | 94 | 256 | 36.7% | 31.1%–42.8% | 7.35 | 229.2 ms |
2 / eta | 28 | 256 | 10.9% | 7.7%–15.4% | 6.74 | 0.2 ms |
3 / fast | 27 | 256 | 10.5% | 7.4%–14.9% | 6.68 | 0.2 ms |
Paired contrast slot 0 minus slot 1: +0.051 wins per game over 64 seeds (95% interval -0.046 to +0.148).
Manifest SHA-256: c09d6df73f18c0e6f4d9891d991c597ce4bf5611e1a66e09b990f3c22a65828b. Inventory SHA-256: 2c78d54c0f9705e40562cc07f0fb4b8304dc82164e3f2513497e073e5708eeca.
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.