{
  "capability_id": "engineering.process.cpm",
  "calculation_version": "1.0.1",
  "protocol_version": "1.0.0-proposed",
  "protocol_document_status": "proposed",
  "verification_revision": "2026-09-24.o2-o3",
  "claim_scope": "O2: design-stage Taguchi Cpm vs a separate-module identity (≤2 ULP). Not Cp/Cpk, not Pp/Ppk, and not a Cpm≥1.33 verdict. ≤2 ULP vs O3 applies only to the published tabulated Cpm vectors (on target, off target, below target, an alias, a wider σ, a target away from the midpoint, one awkward sample, and a tiny offset). It is not a whole-domain guarantee and does not cover Cp/Cpk, Pp/Ppk, or a Cpm≥1.33 verdict.",
  "oracle": {
    "class": "O3",
    "library": "mpmath 1.4.1",
    "mpmath_dps": 80,
    "backend": null,
    "rounding": null,
    "independent_of_iut": true,
    "generator_id": "cpm-mpmath-o3",
    "generator_version": "1.0.0",
    "generator_sha256": "563682e2cdee2a20e32bb68fc65119f2713183ddd1d50af42e4372058f6c7962",
    "table_sha256": "c255e45333459fdef6793b4f973e4802c90053e0f147638dc00db2f18e76786e"
  },
  "result_summary": {
    "passed": 8,
    "total": 8,
    "failed": 0,
    "max_error_ulp": 1,
    "threshold_ulp": 2,
    "max_threshold_ulp": 2
  },
  "public_files": {
    "manifest": "/evidence/engineering.process.cpm/1.0.1.cvp.json",
    "this_file": "/evidence/engineering.process.cpm/reproduce.json"
  },
  "vectors": [],
  "disclosure": {
    "policy": "calculatorx-public-evidence-v1",
    "full_validation": "private",
    "representation": "summary",
    "kind": "reproduce"
  }
}