Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.219 wins per game over 64 seeds (95% interval +0.130 to +0.307).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 9801640c-86d1-4ff9-9b3d-b3e678eff974
Status: completed. Experiment: 48659df2-7b49-4990-813b-7b13bab0fd0f. 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,"weights":{"denial":0.5}} | 137 | 256 | 53.5% | 47.4%–59.5% | 8.39 | 686.5 ms |
1 / v2:{"depth":2} | 81 | 256 | 31.6% | 26.3%–37.6% | 7.32 | 292.1 ms |
2 / eta | 23 | 256 | 9.0% | 6.1%–13.1% | 6.66 | 0.3 ms |
3 / fast | 15 | 256 | 5.9% | 3.6%–9.4% | 6.48 | 0.3 ms |
Paired contrast slot 0 minus slot 1: +0.219 wins per game over 64 seeds (95% interval +0.130 to +0.307).
Manifest SHA-256: 19c70b247c45c2e7a3c561aa785a08cc7a6f2a5b3c8fc327b9a651b720b9867b. Inventory SHA-256: 994060e5f5dff42106e30026f50e14d5140ea465380922af7813a26ae2c3684d.
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.