{
  "approach": "Extend NP inference to first-in-step prints classified as non-arbitrage, tuning the exclusion margin and a separate first-print weight. Execution stopped at the mandatory setup gate; no candidate was implemented or measured.",
  "tried": [],
  "next": "Run the prescribed setup on a supported Linux x86_64 runtime. Reproduce CH and NP on seeds 0..999, tune only on 30000..39999 with at least 2000 paired seeds per cell, freeze one candidate, then measure once against NP on 800000..801999 in chunks of 500. Promote only if the fresh paired gain exceeds twice its standard error.",
  "code": null,
  "code_sha256": null,
  "delta": null,
  "score": {
    "seed_start": 0,
    "n": 0,
    "mean_edge": null,
    "se": null
  },
  "paired": {
    "reference": "NP as specified in the task; not reproduced",
    "seed_start": 800000,
    "n": 0,
    "mean_diff": null,
    "se": null,
    "worst": []
  },
  "seconds_per_simulation": null,
  "validate_ok": false,
  "blocked": {
    "step": "sh scratch/setup.sh",
    "error": "BLOCKED platform",
    "exit_code": 3,
    "detail": "Cloned the simulator and checked out commit 6b6921f8d463314aa7c96234e1be25a25245f704. Saved and ran the supplied setup script once from the checkout root. Its mandatory Linux x86_64 platform check failed before dependency installation, compilation, validation, or simulation. Validation was not run. No seeds were covered and no scores or improvements are claimed."
  },
  "citations": []
}