Engine arena run: completed
Paired contrast slot 0 minus slot 1: -0.008 wins per game over 64 seeds (95% interval -0.111 to +0.096).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 3807570d-117b-4b6f-b0c4-86b77767b6f5
Status: completed. Experiment: 8b4bfb22-32e5-484e-903e-8d6fd1d07c53. 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"... | 88 | 256 | 34.4% | 28.8%–40.4% | 7.64 | 183.4 ms |
1 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios":4} | 90 | 256 | 35.2% | 29.6%–41.2% | 7.70 | 97.8 ms |
2 / eta | 39 | 256 | 15.2% | 11.3%–20.1% | 7.19 | 0.0 ms |
3 / fast | 39 | 256 | 15.2% | 11.3%–20.1% | 6.82 | 0.0 ms |
Paired contrast slot 0 minus slot 1: -0.008 wins per game over 64 seeds (95% interval -0.111 to +0.096).
Manifest SHA-256: bea42dc9afc6d7a380a3e23c391c8526961a79521ae18ad44fcbfce5bc2878ee. Inventory SHA-256: 2de49660f23048fa0bb3cb2382776e51a376da2b56240aa890a3a997d7ca21a2.
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.