{
  "approach": "freeze-est: intended to freeze YQ sigmaHat, lambdaHat, and sizeHat at the supplied midpoints, then measure each individual freeze. Blocked at mandatory toolchain setup before implementation or measurement.",
  "tried": [],
  "next": [
    "Provision Python pip and the Rust/maturin toolchain, then install the pinned challenge and validate its reference.",
    "Verify the supplied YQ SHA-256; compare all-three and individual freezes using paired tuning seeds with n >= 2000.",
    "Select according to the neutrality rule; validate, score seeds 0..999, and confirm paired against YQ on seeds 400000..401999."
  ],
  "code": null,
  "code_sha256": null,
  "delta": null,
  "score": {
    "n": 0,
    "mean_edge": null,
    "se": null,
    "seed_start": 0
  },
  "paired": {
    "reference": "YQ 00fae418",
    "seed_start": 400000,
    "n": 0,
    "mean_diff": null,
    "se": null,
    "worst": []
  },
  "seconds_per_simulation": null,
  "validate_ok": false,
  "blocked": "Toolchain gate failed: the pinned repository checked out successfully, but python3 -m pip install -e test/scratch/amm-challenge failed with No module named pip; maturin develop --release and amm-match validate failed with command not found (exit 127). Python 3.12.3 is installed; rustc and cargo are unavailable on PATH. No strategy was compiled, validated, or simulated. Stopped under the brief requirement to return promptly if the toolchain cannot work within a few minutes.",
  "citations": [
    {
      "url": "https://raw.githubusercontent.com/benedictbrady/amm-challenge/6b6921f8d463314aa7c96234e1be25a25245f704/README.md",
      "supports": "The pinned README requires pip, maturin, and a release build of the Rust engine."
    }
  ]
}