Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.180 wins per game over 64 seeds (95% interval +0.086 to +0.273).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run f9113c62-9c89-4095-9e81-cbb6c06d5dc0
Status: completed. Experiment: 20520824-b14b-48a2-94d2-468b77fa4d3a. 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,"leaf":{"tables":"/home/keshav/settlers/res... | 140 | 256 | 54.7% | 48.6%–60.7% | 8.40 | 1316.5 ms |
1 / v2:{"depth":2,"leaf":{"tables":"/home/keshav/settlers/res... | 94 | 256 | 36.7% | 31.1%–42.8% | 7.58 | 994.7 ms |
2 / eta | 12 | 256 | 4.7% | 2.7%–8.0% | 6.43 | 0.5 ms |
3 / fast | 10 | 256 | 3.9% | 2.1%–7.0% | 6.27 | 0.5 ms |
Paired contrast slot 0 minus slot 1: +0.180 wins per game over 64 seeds (95% interval +0.086 to +0.273).
Manifest SHA-256: d80b162e8017584ad4ccba2a661da7c36ce601a516b2afa2a25af7cf20560d9f. Inventory SHA-256: e96e2a6ccbc4982bae04f3bf2cacd360ed689aed2fd4c903799ecdf01461e33f.
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.