Engine arena run: completed
Paired contrast slot 0 minus slot 1: +0.062 wins per game over 32 seeds (95% interval -0.105 to +0.230).
- Planned
- 128
- Attempted
- 128
- Completed
- 128
- Incomplete
- 0
- Unplayed
- 0
Full retained record and provenance
Run 4e81a0cd-174e-42e3-aa5b-9c41be3c55cc
Status: completed. Experiment: 8dc65a70-0b16-44fb-97b6-4fc7d4471ab8. Tier: engine arena (paired seeds, deterministic tapes).
Planned: 128. Attempted: 128. Completed: 128. Incomplete: 0. Unplayed: 0.
| Slot / seat | Wins | Completed | Win rate | 95% Wilson interval | Mean points | Mean decision |
|---|---|---|---|---|---|---|
0 / v2:{"depth":4,"time_budget_ms":10000,"node_budget":200000... | 60 | 128 | 46.9% | 38.4%–55.5% | 7.78 | 3482.3 ms |
1 / v2:{"depth":3,"time_budget_ms":10000,"node_budget":200000... | 52 | 128 | 40.6% | 32.5%–49.3% | 7.30 | 719.5 ms |
2 / eta | 13 | 128 | 10.2% | 6.0%–16.6% | 6.26 | 0.0 ms |
3 / fast | 3 | 128 | 2.3% | 0.8%–6.7% | 5.84 | 0.0 ms |
Paired contrast slot 0 minus slot 1: +0.062 wins per game over 32 seeds (95% interval -0.105 to +0.230).
Manifest SHA-256: 4525065be8ed9805448cc3c8396ab9a3a79447aca19898e554ee897aaed9ceb9. Inventory SHA-256: a0f70730beea7e9af1b8adb3b35b3e95e97051a3d72b05056272e6ed1ef17ec1.
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.