Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.035 wins per game over 64 seeds (95% interval -0.056 to +0.126).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 1d943a44-ffb0-459d-b487-733d26d50189
Status: completed. Experiment: e36e5562-3fbf-45ce-92e4-cd7c845cc3e3. 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,"robber":{"threat":true}} | 110 | 256 | 43.0% | 37.1%–49.1% | 7.84 | 81.2 ms |
1 / v2:{"depth":2} | 101 | 256 | 39.5% | 33.7%–45.6% | 7.44 | 80.4 ms |
2 / eta | 28 | 256 | 10.9% | 7.7%–15.4% | 6.73 | 0.1 ms |
3 / fast | 17 | 256 | 6.6% | 4.2%–10.4% | 6.59 | 0.1 ms |
Paired contrast slot 0 minus slot 1: +0.035 wins per game over 64 seeds (95% interval -0.056 to +0.126).
Manifest SHA-256: bbe5f4043e38364d75b53c70d3c9236c36ee587d989d8c28970990a74874b822. Inventory SHA-256: e89ad09a4fbe1c8ee9f9a5d063012bcd85cf1e659e9957995bee579dc9994d87.
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.