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  "docId": "10.5594-M00925",
  "document": {
    "abstract": "Most 8mm release prints are derived from productions originally photographed on either 16mm or 35mm materials. Several methods of printing involving reduction steps have been used commercially. Some of the printing systems used and some of the printing equipment that has been or is being used by different laboratories for the making of large quantities of 8mm release prints are described.",
    "abstract$meta": {
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      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
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    "authors": [
      {
        "name": "William D. Hedden"
      }
    ],
    "authors$meta": {
      "confidence": "high",
      "note": "Object form (schema 2.3.0) migrated from string form via migrateAuthorsToObjectForm.js; bio/affiliation backfilled from _source/SMPTE/HIGHWIRE/ NLM <contrib-group>+<aff>+<bio>",
      "source": "parsed",
      "updated": "2026-06-23T00:04:25.562Z",
      "version": "authors-migrate-object-form@v1"
    },
    "contentType": "orig-research",
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      "confidence": "high",
      "note": "Canonical-confirmed full paper (summary-abstract set is orig-research in the SMPTE canonical repos); HIGHWIRE-era abstract label was a delivery artifact",
      "originalValue": "summary-abstract",
      "source": "resolved",
      "updated": "2026-07-09T19:12:47.628Z",
      "version": "contenttype-fixes@v1"
    },
    "copyright": {
      "holder": "Society of Motion Picture and Television Engineers, Inc.",
      "holder$meta": {
        "confidence": "high",
        "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/ORIGINAL SAMPLES/Conferences/smptem_1969_33/smptem_1969_33.xml/10.5594_M00925.xml)",
        "source": "parsed",
        "updated": "2026-05-22T21:44:19.125Z",
        "version": "smpte-conference-paper-nlm@v1"
      },
      "year": "1969",
      "year$meta": {
        "confidence": "high",
        "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/ORIGINAL SAMPLES/Conferences/smptem_1969_33/smptem_1969_33.xml/10.5594_M00925.xml)",
        "source": "parsed",
        "updated": "2026-05-22T21:44:19.125Z",
        "version": "smpte-conference-paper-nlm@v1"
      }
    },
    "copyright$meta": {
      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/ORIGINAL SAMPLES/Conferences/smptem_1969_33/smptem_1969_33.xml/10.5594_M00925.xml)",
      "source": "parsed",
      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
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    "docId": "10.5594-M00925",
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      "confidence": "high",
      "note": "Derived from DOI 10.5594/M00925",
      "source": "parsed",
      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
    },
    "docLabel": "SMPTE Meetings and Conferences ( October 1969)",
    "docLabel$meta": {
      "confidence": "medium",
      "note": "Composed from venue title, volume/issue and date",
      "source": "inferred",
      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
    },
    "docTitle": "8mm Printing Systems",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/ORIGINAL SAMPLES/Conferences/smptem_1969_33/smptem_1969_33.xml/10.5594_M00925.xml)",
      "source": "parsed",
      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
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    "docType": "Conference Paper",
    "docType$meta": {
      "confidence": "high",
      "note": "NLM <article> — SMPTE conference paper",
      "source": "inferred",
      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
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    "doi": "10.5594/M00925",
    "doi$meta": {
      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/ORIGINAL SAMPLES/Conferences/smptem_1969_33/smptem_1969_33.xml/10.5594_M00925.xml)",
      "source": "parsed",
      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
    },
    "href": "https://doi.org/10.5594/M00925",
    "href$meta": {
      "confidence": "high",
      "note": "Constructed from DOI 10.5594/M00925",
      "source": "inferred",
      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
    },
    "number": "33",
    "number$meta": {
      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/ORIGINAL SAMPLES/Conferences/smptem_1969_33/smptem_1969_33.xml/10.5594_M00925.xml)",
      "source": "parsed",
      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
    },
    "pages": "35–51",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/ORIGINAL SAMPLES/Conferences/smptem_1969_33/smptem_1969_33.xml/10.5594_M00925.xml)",
      "source": "parsed",
      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
    },
    "publicationDate": "1969-10-01",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Day absent in NLM source — padded to 01",
      "source": "parsed",
      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
    },
    "publisher": "SMPTE",
    "publisher$meta": {
      "confidence": "high",
      "note": "Normalised to registry \"SMPTE\" convention from NLM publisher-name (The Society of Motion Picture and Television Engineers)",
      "source": "inferred",
      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
    },
    "publisherLocation": {
      "city": "White Plains, NY",
      "city$meta": {
        "confidence": "high",
        "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/ORIGINAL SAMPLES/Conferences/smptem_1969_33/smptem_1969_33.xml/10.5594_M00925.xml)",
        "source": "parsed",
        "updated": "2026-05-22T21:44:19.125Z",
        "version": "smpte-conference-paper-nlm@v1"
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    "publisherLocation$meta": {
      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/ORIGINAL SAMPLES/Conferences/smptem_1969_33/smptem_1969_33.xml/10.5594_M00925.xml)",
      "source": "parsed",
      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
    },
    "resolvedHref": "https://journal.smpte.org/conferences/Proceedings%20of%20the%20Symposium%20on%20Super%208%20Film%20Production%20Techniques/8/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Backfilled from url.validate report #resolvedHref",
      "originalValue": null,
      "source": "resolved",
      "updated": "2026-06-19T20:59:07.439Z"
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      "active": true,
      "active$meta": {
        "confidence": "medium",
        "note": "No explicit status in NLM source — conference papers default active",
        "source": "inferred",
        "updated": "2026-05-22T21:44:19.125Z",
        "version": "smpte-conference-paper-nlm@v1"
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    },
    "volume": "1969",
    "volume$meta": {
      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/ORIGINAL SAMPLES/Conferences/smptem_1969_33/smptem_1969_33.xml/10.5594_M00925.xml)",
      "source": "parsed",
      "updated": "2026-05-22T21:44:19.125Z",
      "version": "smpte-conference-paper-nlm@v1"
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