Engine arena run: completed
Paired contrast slot 0 minus slot 1: -0.035 wins per game over 64 seeds (95% interval -0.133 to +0.062).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 47db0437-fcc8-4bce-be06-57c2caadf5f9
Status: completed. Experiment: c9c98058-241b-4e4d-b4cf-a2e81fdb4690. 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"... | 87 | 256 | 34.0% | 28.5%–40.0% | 7.71 | 92.2 ms |
1 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios":4} | 96 | 256 | 37.5% | 31.8%–43.6% | 7.79 | 92.9 ms |
2 / eta | 43 | 256 | 16.8% | 12.7%–21.9% | 7.31 | 0.0 ms |
3 / fast | 30 | 256 | 11.7% | 8.3%–16.2% | 6.96 | 0.0 ms |
Paired contrast slot 0 minus slot 1: -0.035 wins per game over 64 seeds (95% interval -0.133 to +0.062).
Manifest SHA-256: 0b27eb3e8dbe3a5b9a63c39627ed13ff560ac599261d3b831aeebb6e4debc8ce. Inventory SHA-256: 53fb563f555f41837fac0cb1fe50feb3fcc49292119d12cca8a863fbf18b0d57.
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.