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    "abstract": "(1.1) The purpose of this practice is to specify the means to be employed in the calibration of densitometers utilized in the measurement of diffuse transmission densities. (1.2) This practice applies to densitometers utilized for the measurement of processed blackand- white photographic films and plates or cast colloidal carbon tablets.",
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    "approvalDate": "1997",
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      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/DL Project Files/08262015 STANDARDS REVISED DEPOSIT/smptes_rp-15-1997_1/rp0015-1997corr.xml)",
      "source": "parsed",
      "updated": "2026-05-12T21:55:08.838Z"
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    "copyright": {
      "holder": "Society of Motion Picture and Television Engineers, Inc.",
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        "confidence": "high",
        "note": "Parsed from sibling XML (_source/SMPTE/APTARA/DL Project Files/08262015 STANDARDS REVISED DEPOSIT/smptes_rp-15-1997_1/rp0015-1997corr.xml)",
        "source": "parsed",
        "updated": "2026-05-12T21:55:08.838Z"
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      "year": "1997",
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        "confidence": "high",
        "note": "Parsed from sibling XML (_source/SMPTE/APTARA/DL Project Files/08262015 STANDARDS REVISED DEPOSIT/smptes_rp-15-1997_1/rp0015-1997corr.xml)",
        "source": "parsed",
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      "confidence": "high",
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      "source": "parsed",
      "updated": "2026-05-12T21:55:08.838Z"
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    "docId": "SMPTE.RP15.1997",
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      "confidence": "high",
      "note": "Calculated from parsed/inferred metadata",
      "originalValue": null,
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      "source": "manual",
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    "docNumber$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
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    "docTitle": "Calibration of Densitometers Used for Black-and-White Photographic Density Measurement",
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      "confidence": "high",
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      "source": "manual",
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      "confidence": "medium",
      "source": "manual",
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      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/DL Project Files/08262015 STANDARDS REVISED DEPOSIT/smptes_rp-15-1997_1/rp0015-1997corr.xml)",
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      "confidence": "medium",
      "excludeChanges": true,
      "note": "TRIAGE: Committee history: 20f-tc absorbed into 27c-tc. Registry has the modern merged committee",
      "source": "manual",
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    "href$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
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      {
        "code": "37.060.99",
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      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/DL Project Files/08262015 STANDARDS REVISED DEPOSIT/smptes_rp-15-1997_1/rp0015-1997corr.xml)",
      "source": "parsed",
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      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/DL Project Files/08262015 STANDARDS REVISED DEPOSIT/smptes_rp-15-1997_1/rp0015-1997corr.xml)",
      "source": "parsed",
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      "Film",
      "Test & Measurement"
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    "keywords$meta": {
      "confidence": "medium",
      "source": "manual",
      "updated": "2025-07-01T00:00:00Z"
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    "pages": "1–4",
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      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/DL Project Files/08262015 STANDARDS REVISED DEPOSIT/smptes_rp-15-1997_1/rp0015-1997corr.xml)",
      "source": "parsed",
      "updated": "2026-05-12T21:55:08.838Z"
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      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/DL Project Files/08262015 STANDARDS REVISED DEPOSIT/smptes_rp-15-1997_1/rp0015-1997corr.xml)",
      "source": "parsed",
      "updated": "2026-05-12T21:55:08.838Z"
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      "confidence": "high",
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      "source": "parsed",
      "updated": "2025-10-08T05:50:35.064Z"
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      "source": "manual",
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        "confidence": "high",
        "note": "Parsed from sibling XML (_source/SMPTE/APTARA/DL Project Files/08262015 STANDARDS REVISED DEPOSIT/smptes_rp-15-1997_1/rp0015-1997corr.xml)",
        "source": "parsed",
        "updated": "2026-05-12T21:55:08.838Z"
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        "confidence": "high",
        "note": "Parsed from sibling XML (_source/SMPTE/APTARA/DL Project Files/08262015 STANDARDS REVISED DEPOSIT/smptes_rp-15-1997_1/rp0015-1997corr.xml)",
        "source": "parsed",
        "updated": "2026-05-12T21:55:08.838Z"
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    "publisherLocation$meta": {
      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/DL Project Files/08262015 STANDARDS REVISED DEPOSIT/smptes_rp-15-1997_1/rp0015-1997corr.xml)",
      "source": "parsed",
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    "references": {
      "normative": [
        "NAPM.IT2.19.1994",
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        "confidence": "medium",
        "source": "manual",
        "updated": "2025-07-01T00:00:00Z"
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      "confidence": "high",
      "note": "Release tag parsed from URL folder structure",
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      "source": "parsed",
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      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
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      "confidence": "high",
      "note": "Parsed from sibling XML (_source/SMPTE/APTARA/DL Project Files/08262015 STANDARDS REVISED DEPOSIT/smptes_rp-15-1997_1/rp0015-1997corr.xml)",
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        "confidence": "medium",
        "source": "manual",
        "updated": "2025-07-01T00:00:00Z"
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      "amended": false,
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        "confidence": "high",
        "note": "Parsed from wrapper #amendments",
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        "confidence": "high",
        "note": "Calculated from the releaseTag(s)",
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        "source": "resolved",
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        "confidence": "medium",
        "source": "manual",
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        "confidence": "medium",
        "source": "manual",
        "updated": "2025-07-01T00:00:00Z"
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        "confidence": "medium",
        "source": "manual",
        "updated": "2025-07-01T00:00:00Z"
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      "superseded": false,
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        "confidence": "high",
        "note": "Calculated from the releaseTag(s)",
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        "source": "resolved",
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