{
  "capability_id": "physics.fluid.iso_orifice",
  "calculation_version": "1.0.0",
  "protocol_version": "1.0.0-proposed",
  "protocol_document_status": "proposed",
  "verification_revision": "2026-09-27.o2-o3.v3",
  "claim_scope": "O2: ISO 5167-2 orifice Q=C E A2 √(2Δp/ρ), Reader–Harris/Gallagher C from β, Re_D, tapping vs a separate-module identity (≤2 ULP). Not tank C_d√(2gH), not given C_d, not ISA 1932, not venturi, not Q=Av, and not Darcy. ≤2 ULP vs O3 applies only to the published tabulated ISO-orifice vectors. Not tank C_d, not given C_d, not ISA 1932, not venturi, and not Q=Av.",
  "oracle": {
    "class": "O3",
    "library": "mpmath 1.4.1",
    "mpmath_dps": 80,
    "backend": null,
    "rounding": null,
    "independent_of_iut": true,
    "generator_id": "iso-orifice-mpmath-o3",
    "generator_version": "1.0.0",
    "generator_sha256": "8c2bd368f242d7e725ce96dcae2faff16b7b24c9eb5c19de151d38a43d1ba72e",
    "table_sha256": "9b003a5cc64cc804790da7aa4b819497d56d8d9ec9b12a07e5c918e519e1b7ba"
  },
  "result_summary": {
    "passed": 8,
    "total": 8,
    "failed": 0,
    "max_error_ulp": 2,
    "threshold_ulp": 2,
    "max_threshold_ulp": 2
  },
  "public_files": {
    "manifest": "/evidence/physics.fluid.iso_orifice/1.0.0.cvp.json",
    "this_file": "/evidence/physics.fluid.iso_orifice/reproduce.json"
  },
  "vectors": [],
  "disclosure": {
    "policy": "calculatorx-public-evidence-v1",
    "full_validation": "private",
    "representation": "summary",
    "kind": "reproduce"
  }
}