{
  "schemaVersion": "1.0.0",
  "lastReviewed": "2026-06-24",
  "purpose": "Source, provenance, trademark, and publication-use register for the Flange Capacity Explorer.",
  "references": [
    {
      "id": "bpvc-viii-2-2019",
      "title": "ASME BPVC Section VIII, Division 2 (2019)",
      "owner": "The American Society of Mechanical Engineers",
      "sourceType": "user-supplied controlled publication",
      "use": "Nominative reference and independently implemented screening context only.",
      "contentReproduced": false,
      "finalDesignRequirement": "Use an authorized controlled copy."
    },
    {
      "id": "bpvc-viii-2-2021",
      "title": "ASME BPVC Section VIII, Division 2 (2021)",
      "owner": "The American Society of Mechanical Engineers",
      "sourceType": "user-supplied controlled publication",
      "use": "Nominative reference and independently implemented screening context only.",
      "contentReproduced": false,
      "finalDesignRequirement": "Use an authorized controlled copy."
    },
    {
      "id": "bpvc-viii-2-2023",
      "title": "ASME BPVC Section VIII, Division 2 (2023)",
      "owner": "The American Society of Mechanical Engineers",
      "sourceType": "user-supplied controlled publication",
      "use": "Nominative reference and independently implemented screening context only.",
      "contentReproduced": false,
      "finalDesignRequirement": "Use an authorized controlled copy."
    },
    {
      "id": "bpvc-viii-2-2025-publication",
      "title": "ASME BPVC Section VIII, Division 2 (2025)",
      "owner": "The American Society of Mechanical Engineers",
      "url": "https://www.asme.org/codes-standards/find-codes-standards/bpvc-viii-2-bpvc-section-viii-rules-construction-pressure-vessels-division-2-alternative-rules-%281%29",
      "publicationDate": "2025",
      "verified": "2026-06-24",
      "sourceType": "official publisher product page",
      "use": "Edition-availability boundary only; no 2025 controlled equations or tables are implemented.",
      "contentReproduced": false
    },
    {
      "id": "asme-b16-5-2025",
      "title": "ASME B16.5-2025 Pipe Flanges and Flanged Fittings",
      "owner": "The American Society of Mechanical Engineers",
      "url": "https://www.asme.org/codes-standards/find-codes-standards/b16-5-pipe-flanges-flanged-fittings-nps-1-2-nps-24-metric-inch-standard",
      "publicationDate": "2025-05-30",
      "verified": "2026-06-24",
      "sourceType": "official publisher scope page",
      "use": "Configuration filtering: NPS 1/2 through 24; Class 2500 limited to NPS 12; Class 400 identified as a current implementation gap.",
      "contentReproduced": false,
      "finalDesignRequirement": "Use authorized pressure-temperature rating and dimensional tables."
    },
    {
      "id": "asme-b16-47-2025",
      "title": "ASME B16.47-2025 Large Diameter Steel Flanges",
      "owner": "The American Society of Mechanical Engineers",
      "url": "https://www.asme.org/codes-standards/find-codes-standards/b16-47-large-diameter-steel-flanges-nps-26-nps-60-metric-inch-standard",
      "publicationDate": "2025-05-30",
      "verified": "2026-06-24",
      "sourceType": "official publisher scope page",
      "use": "Configuration filtering: NPS 26 through 60 and official class scope; Classes 75 and 400 identified as current implementation gaps.",
      "contentReproduced": false,
      "finalDesignRequirement": "Use authorized pressure-temperature rating and dimensional tables."
    },
    {
      "id": "iso-27509-2020",
      "title": "ISO 27509:2020 Compact flanged connections with IX seal ring",
      "owner": "International Organization for Standardization",
      "url": "https://www.iso.org/standard/78201.html",
      "publicationDate": "2020-12",
      "edition": 2,
      "verified": "2026-06-24",
      "sourceType": "official standards-organization scope page",
      "use": "Compact-flange applicability and qualification context only.",
      "contentReproduced": false,
      "applicabilityBoundary": "The Explorer does not establish that the supplied vendor product conforms to ISO 27509:2020."
    },
    {
      "id": "asme-pcc-1-2022",
      "title": "ASME PCC-1-2022 Pressure Boundary Bolted Flange Joint Assembly",
      "owner": "The American Society of Mechanical Engineers",
      "url": "https://www.asme.org/codes-standards/find-codes-standards/pressure-boundary-bolted-flange-joint-assembly",
      "publicationDate": "2022",
      "verified": "2026-06-24",
      "sourceType": "official publisher scope page",
      "use": "Assembly-procedure, bolting, gasket, and leak-tightness evidence context.",
      "contentReproduced": false
    },
    {
      "id": "asme-bpvc-certification",
      "title": "ASME Boiler and Pressure Vessel Certification",
      "owner": "The American Society of Mechanical Engineers",
      "url": "https://www.asme.org/certification-accreditation/boiler-and-pressure-vessel-certification",
      "verified": "2026-06-24",
      "sourceType": "official certification-program guidance",
      "use": "Certification boundary: certification addresses the applicable design, fabrication, assembly, inspection, and quality-control program, not a calculator result."
    },
    {
      "id": "asme-bpv-review-checklist-2025",
      "title": "Guide for ASME Applicants to be Used by ASME Review Team",
      "owner": "The American Society of Mechanical Engineers",
      "url": "https://www.asme.org/getmedia/ce06dfba-1038-495e-9beb-9925003e3e10/BPV-GUI-01-Guide-For-ASME-Applicants-To-Be-Used-By-ASME-Review-Team-12-18-2025.pdf",
      "publicationDate": "2025-12-18",
      "verified": "2026-06-24",
      "sourceType": "official ASME conformity-assessment guidance",
      "use": "Supports reference-backed evidence fields: the quality-system review checklist requires documented controls and identifies QC Manual references.",
      "contentReproduced": false
    },
    {
      "id": "dnv-process-system-verification",
      "title": "Verification of process systems and equipment",
      "owner": "DNV",
      "url": "https://www.dnv.com/services/verification-of-process-systems-and-equipment-3511/",
      "verified": "2026-06-24",
      "sourceType": "official certification-body service guidance",
      "use": "Independent verification context: project-specific verification plans, design reviews, surveys, certificates, and reports.",
      "contentReproduced": false
    },
    {
      "id": "asme-terms",
      "title": "ASME Terms of Use",
      "owner": "The American Society of Mechanical Engineers",
      "url": "https://www.asme.org/terms-of-use",
      "sourceType": "official public policy",
      "use": "Trademark, linking, and non-endorsement boundary."
    },
    {
      "id": "lts-flangetec-product",
      "title": "FlangeTec ASME/API Compact Flange Series",
      "owner": "LTS Energy",
      "url": "https://ltsenergy.com/qoc-twin-leadscrew-5-3/",
      "sourceType": "official product information",
      "use": "Product identification and high-level catalog context.",
      "trademark": "FlangeTec®"
    },
    {
      "id": "lts-flangetec-catalog-supplied",
      "title": "FLANGETEC ASME SERIES COMPACT FLANGE",
      "owner": "LTS Energy",
      "sourceType": "user-supplied vendor catalog",
      "use": "Compact-flange dimensions, weights, and catalog claims with explicit provenance.",
      "contentReproduced": false
    },
    {
      "id": "lts-flangetec-workbook-supplied",
      "title": "FLANGETEC MASTER_old.xls",
      "owner": "LTS Energy",
      "sourceType": "user-supplied vendor workbook",
      "use": "Structured compact-flange catalog geometry and weights."
    },
    {
      "id": "material-allowable-tables-supplied",
      "title": "User-supplied allowable-stress workbooks",
      "sourceType": "user-supplied engineering data",
      "use": "Temperature-dependent material and bolting stress lookup.",
      "finalDesignRequirement": "Verify values against authorized controlled sources and project material records."
    }
  ],
  "evidenceGaps": [
    "Controlled ASME B16.5-2025 and B16.47-2025 pressure-temperature rating and dimensional tables are not embedded.",
    "ASME B16.5 Class 400 and ASME B16.47 Classes 75 and 400 are not implemented.",
    "The supplied compact-flange catalog has no demonstrated ISO 27509:2020 conformity record in this repository.",
    "Compact-flange bolt preload, residual seal-contact acceptance, leakage class, external-load qualification, fatigue, thermal effects, rigidity, and proof-test acceptance remain project-specific evidence.",
    "The ASME BPVC VIII-2 2025 controlled calculation changes have not been reviewed or implemented."
  ],
  "legal": {
    "noEndorsement": "No standards body, publisher, trademark owner, vendor, or certification body is represented as endorsing this calculator.",
    "noCertification": "The application produces screening evidence only and never grants certification or approval.",
    "trademarkUsage": "Marks are used nominatively to identify source publications or products and remain the property of their respective owners."
  }
}