Engine arena run: completed
Paired contrast slot 0 minus slot 1: -0.324 wins per game over 64 seeds (95% interval -0.413 to -0.235).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 7586d662-410e-413b-a6d6-b1f8386ff39e
Status: completed. Experiment: ed73929f-e3cf-4627-b5ac-a55fedbe3182. 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":1,"samples":4,"scenarios":8,"inner_scenarios":4} | 50 | 256 | 19.5% | 15.1%–24.8% | 6.46 | 18.7 ms |
1 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios":4} | 133 | 256 | 52.0% | 45.8%–58.0% | 8.42 | 101.2 ms |
2 / eta | 44 | 256 | 17.2% | 13.1%–22.3% | 7.21 | 0.0 ms |
3 / fast | 29 | 256 | 11.3% | 8.0%–15.8% | 6.76 | 0.0 ms |
Paired contrast slot 0 minus slot 1: -0.324 wins per game over 64 seeds (95% interval -0.413 to -0.235).
Manifest SHA-256: ad3d8f9a5e1258d3325d5e85498d1255e019139719e0ec708c3fcb7ba8b49146. Inventory SHA-256: 5bd178c4edbe987b712a804cb2afac7a57763dcab5f068c66e0b49ca50086a7d.
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.