Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.004 wins per game over 64 seeds (95% interval -0.090 to +0.098).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run ff737612-3d3c-4874-b501-eab99d897b90
Status: completed. Experiment: 42c91742-1171-4d99-abb8-50c7ce2c744f. 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} | 102 | 256 | 39.8% | 34.0%–45.9% | 7.62 | 211.6 ms |
1 / v2:{"depth":2,"predict":{"threat":true}} | 101 | 256 | 39.5% | 33.7%–45.6% | 7.52 | 202.6 ms |
2 / eta | 32 | 256 | 12.5% | 9.0%–17.1% | 6.74 | 0.2 ms |
3 / fast | 21 | 256 | 8.2% | 5.4%–12.2% | 6.61 | 0.2 ms |
Paired contrast slot 0 minus slot 1: +0.004 wins per game over 64 seeds (95% interval -0.090 to +0.098).
Manifest SHA-256: d3a6da28066d62e527bc5eb4f88018930164fdd926b128955317127faeb9d73e. Inventory SHA-256: b8a23471996e0fc960e1a4281923886eb01efef12f41479a752430b33b997b43.
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.