Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.102 wins per game over 64 seeds (95% interval +0.020 to +0.183).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run cb91296b-ac8d-4f86-9ad6-5ba4d57af8ec
Status: completed. Experiment: 7e2a2610-5074-48a6-82a2-961041593d44. 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} | 116 | 256 | 45.3% | 39.3%–51.4% | 7.84 | 58.1 ms |
1 / v2:{"depth":2,"robber":{"threat":true}} | 90 | 256 | 35.2% | 29.6%–41.2% | 7.36 | 56.9 ms |
2 / eta | 29 | 256 | 11.3% | 8.0%–15.8% | 6.78 | 0.1 ms |
3 / fast | 21 | 256 | 8.2% | 5.4%–12.2% | 6.63 | 0.1 ms |
Paired contrast slot 0 minus slot 1: +0.102 wins per game over 64 seeds (95% interval +0.020 to +0.183).
Manifest SHA-256: b6b35ba3d7b7af66b08d34577814203c4604a4f732fc83e77e6ba48d0dedee86. Inventory SHA-256: cfb6cf33678fcb3299f4f992addc5bdb92fe17fd41150fd3ac84922f3c0b5382.
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.