Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.098 wins per game over 64 seeds (95% interval +0.005 to +0.190).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 77928683-3ef2-4ee7-90f0-04f7b2885c53
Status: completed. Experiment: 01aa5a90-9cf6-4850-8007-ec6f24556c6d. 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"... | 87 | 256 | 34.0% | 28.5%–40.0% | 8.08 | 25.3 ms |
1 / eta | 62 | 256 | 24.2% | 19.4%–29.8% | 7.52 | 0.0 ms |
2 / fast | 43 | 256 | 16.8% | 12.7%–21.9% | 7.07 | 0.0 ms |
3 / eta | 64 | 256 | 25.0% | 20.1%–30.6% | 7.67 | 0.0 ms |
Paired contrast slot 0 minus slot 1: +0.098 wins per game over 64 seeds (95% interval +0.005 to +0.190).
Manifest SHA-256: 1e64a4e6affd1982ddbf0f734e242d0b4771a4aa4f790bf3aaeb2720b7306df8. Inventory SHA-256: 2162cd464ecbd24d32be269813a2ccdfca0342666200dc34b8c816545b8131b6.
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.