Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.145 wins per game over 64 seeds (95% interval +0.050 to +0.240).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run ef72f172-c6c1-48d5-ab06-b178b4cea9e9
Status: completed. Experiment: 000e59d2-beb5-4ad4-aeac-4210c7e6d282. 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,"samples":4,"scenarios":8,"inner_scenarios"... | 128 | 256 | 50.0% | 43.9%–56.1% | 8.28 | 202.9 ms |
1 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios":4} | 91 | 256 | 35.5% | 29.9%–41.6% | 7.43 | 196.7 ms |
2 / eta | 22 | 256 | 8.6% | 5.7%–12.7% | 6.74 | 0.2 ms |
3 / fast | 15 | 256 | 5.9% | 3.6%–9.4% | 6.32 | 0.2 ms |
Paired contrast slot 0 minus slot 1: +0.145 wins per game over 64 seeds (95% interval +0.050 to +0.240).
Manifest SHA-256: 9a312aeef8179317b6eb961b6fe0d295a8c397dfcd0055932d75f0a312c34eb8. Inventory SHA-256: 56160e07fb8944fad032b483595e097336288a180be3e0c678c1063a2449104b.
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.