Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.094 wins per game over 64 seeds (95% interval +0.004 to +0.183).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 8a6a8227-3951-410c-b278-fc27944f4005
Status: completed. Experiment: 94097c5c-0247-4d7e-a10f-ca855680de21. 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"... | 76 | 256 | 29.7% | 24.4%–35.6% | 7.10 | 118.6 ms |
1 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios":4} | 52 | 256 | 20.3% | 15.8%–25.7% | 6.59 | 92.6 ms |
2 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios"... | 76 | 256 | 29.7% | 24.4%–35.6% | 7.10 | 118.4 ms |
3 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios":4} | 52 | 256 | 20.3% | 15.8%–25.7% | 6.59 | 92.7 ms |
Paired contrast slot 0 minus slot 1: +0.094 wins per game over 64 seeds (95% interval +0.004 to +0.183).
Manifest SHA-256: e9366a5068ebc42fa398ef554be969d609b2a44db193e09f0c880df6c0901b60. Inventory SHA-256: 83705542daeeadba5ef8c38c63d77624984833a09eace5daa33355298a4c45a0.
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.