Engine arena run: completed
Paired contrast slot 0 minus slot 1: -0.027 wins per game over 64 seeds (95% interval -0.132 to +0.077).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 0e7068ca-536d-4c35-a77c-e37f55119639
Status: completed. Experiment: 88f25dcb-afab-464d-921a-cb6d6b76eac3. 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"... | 83 | 256 | 32.4% | 27.0%–38.4% | 7.59 | 81.7 ms |
1 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios":4} | 90 | 256 | 35.2% | 29.6%–41.2% | 7.75 | 97.3 ms |
2 / eta | 46 | 256 | 18.0% | 13.8%–23.1% | 7.46 | 0.0 ms |
3 / fast | 37 | 256 | 14.5% | 10.7%–19.3% | 7.08 | 0.0 ms |
Paired contrast slot 0 minus slot 1: -0.027 wins per game over 64 seeds (95% interval -0.132 to +0.077).
Manifest SHA-256: 6dd01e94d72a4ad97bad7a1bde165b2658428bc559fde36a989ea70ce1e447f8. Inventory SHA-256: f8598f99012db2df64cff93a0122e4c5a62717180bc1a1efc9ff6aab6f5eac7a.
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.