Engine arena run: completed
Paired contrast slot 0 minus slot 1: -0.055 wins per game over 192 seeds (95% interval -0.118 to +0.008).
- Planned
- 768
- Attempted
- 768
- Completed
- 768
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 837c9293-5996-49d1-8d1f-019c2dd395ee
Status: completed. Experiment: 79714c1f-466e-4c5e-b7f2-ad8c6a79013f. Tier: engine arena (paired seeds, deterministic tapes).
Planned: 768. Attempted: 768. Completed: 768. Incomplete: 0. Unplayed: 0.
| Slot / seat | Wins | Completed | Win rate | 95% Wilson interval | Mean points | Mean decision |
|---|---|---|---|---|---|---|
0 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios"... | 261 | 768 | 34.0% | 30.7%–37.4% | 7.52 | 91.2 ms |
1 / v2:{"depth":2,"samples":4,"scenarios":8,"inner_scenarios":4} | 303 | 768 | 39.5% | 36.1%–43.0% | 7.73 | 97.0 ms |
2 / eta | 124 | 768 | 16.1% | 13.7%–18.9% | 7.13 | 0.0 ms |
3 / fast | 80 | 768 | 10.4% | 8.4%–12.8% | 6.77 | 0.0 ms |
Paired contrast slot 0 minus slot 1: -0.055 wins per game over 192 seeds (95% interval -0.118 to +0.008).
Manifest SHA-256: 9bff48c0711c84e3cd6d74b7c28ae05d674745ad5ad603f4972b49779b3b163b. Inventory SHA-256: fd5a0a5ad47fbd22d03f90869d401eb44ca9e72dfd1554dee6d38a4992a5a4c7.
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.