Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.164 wins per game over 64 seeds (95% interval +0.068 to +0.260).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 2fb51aa4-ec78-441a-ac88-4f3a1a1b077d
Status: completed. Experiment: 7a37ead7-5990-4ced-8ea6-cc139c14d3cb. 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... | 133 | 256 | 52.0% | 45.8%–58.0% | 7.91 | 647.5 ms |
1 / v2:{"depth":2,"leaf":{"tables":"/home/keshav/settlers/res... | 91 | 256 | 35.5% | 29.9%–41.6% | 7.02 | 664.3 ms |
2 / eta | 22 | 256 | 8.6% | 5.7%–12.7% | 6.16 | 0.5 ms |
3 / fast | 10 | 256 | 3.9% | 2.1%–7.0% | 6.02 | 0.5 ms |
Paired contrast slot 0 minus slot 1: +0.164 wins per game over 64 seeds (95% interval +0.068 to +0.260).
Manifest SHA-256: ae05099617ab98ba295503c1fcd111dbfd8bc66232621eb11f6530b5aa1ab7c3. Inventory SHA-256: d294784b9425b26835d10658e7a32d855da1785539c3ef051621ff75a1bccb24.
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.