Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.223 wins per game over 64 seeds (95% interval +0.127 to +0.318).
- Planned
- 256
- Attempted
- 256
- Completed
- 256
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 4239504d-3edd-4fd7-9a3a-65ec8d554828
Status: completed. Experiment: 67853977-498a-480d-a2ad-c545e3847b1f. 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... | 144 | 256 | 56.2% | 50.1%–62.2% | 8.07 | 586.2 ms |
1 / v2:{"depth":2,"leaf":{"tables":"/home/keshav/settlers/res... | 87 | 256 | 34.0% | 28.5%–40.0% | 6.85 | 541.1 ms |
2 / eta | 16 | 256 | 6.2% | 3.9%–9.9% | 6.21 | 0.4 ms |
3 / fast | 9 | 256 | 3.5% | 1.9%–6.5% | 6.11 | 0.4 ms |
Paired contrast slot 0 minus slot 1: +0.223 wins per game over 64 seeds (95% interval +0.127 to +0.318).
Manifest SHA-256: f1d58e76a2383fbcfb74ed5507530dd789e8adea6768d8945ea7011b75df632a. Inventory SHA-256: ec766fd9b47480cc2feed4167b1ba5c0c922b3e9fac5c76f1d621eeeb93f08a3.
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.