Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.113 wins per game over 64 seeds (95% interval +0.027 to +0.200).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 95d0f056-afc9-4a7b-b291-c864e0f93a29
Status: completed. Experiment: fac6a2ec-dc86-4f18-affa-bc50338e88d8. 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":{"road_contention_gate":1.0}} | 119 | 256 | 46.5% | 40.5%–52.6% | 8.20 | 267.8 ms |
1 / v2:{"depth":2} | 90 | 256 | 35.2% | 29.6%–41.2% | 7.49 | 268.3 ms |
2 / eta | 26 | 256 | 10.2% | 7.0%–14.5% | 6.76 | 0.3 ms |
3 / fast | 21 | 256 | 8.2% | 5.4%–12.2% | 6.42 | 0.2 ms |
Paired contrast slot 0 minus slot 1: +0.113 wins per game over 64 seeds (95% interval +0.027 to +0.200).
Manifest SHA-256: 6322485b0bd7c03fdc2285cb6e3fd3b2f4e2368c23dee5fd0aea9e2afc039da3. Inventory SHA-256: a71852ed57fdc94a6585a7d531dc2d4c4711c4f944cf5b998a5ad28c944c37bb.
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.