Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.078 wins per game over 64 seeds (95% interval -0.022 to +0.178).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 9dc44463-a29d-4d38-af29-91483f109370
Status: completed. Experiment: 47f68359-fd9a-46cf-ac21-c9e05b715af3. 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":3,"time_budget_ms":1500,"samples":8,"scenario... | 82 | 256 | 32.0% | 26.6%–38.0% | 7.84 | 629.4 ms |
1 / eta | 62 | 256 | 24.2% | 19.4%–29.8% | 7.63 | 0.0 ms |
2 / fast | 47 | 256 | 18.4% | 14.1%–23.6% | 7.04 | 0.0 ms |
3 / eta | 65 | 256 | 25.4% | 20.4%–31.1% | 7.62 | 0.0 ms |
Paired contrast slot 0 minus slot 1: +0.078 wins per game over 64 seeds (95% interval -0.022 to +0.178).
Manifest SHA-256: f35fd2a13ef6bf39e4bf5f03a94a646afa2ecb8ea98399995ee6c28117f6131b. Inventory SHA-256: cd8e3942c2d9809c1cec00427c5eefee10065205642e548d1f4123a0dbb8ca36.
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.