{
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  "formatName": "Daisy Talking Book Navigation Control File",
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  "formatDescription": "DAISY (Digital Accessible Information System) is a type of digital book format originally conceived in 1988 as a way of creating talking books for the visually impaired. Books are actually a package of interoperable files. The ncx file is the first file accessed as it lays out the navigation for the whole Daisy Talking Book.",
  "releaseDate": null,
  "binaryFileFormat": null,
  "formatNote": null,
  "lastUpdatedDate": "29 Jan 2025",
  "formatProvenance": null,
  "formatSourceDate": "29 Jan 2025",
  "formatDisclosure": null,
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  "formatRisk": null,
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  "formatTypes": "Audio",
  "formatFamilies": null,
  "identifiers": [
    {
      "identifierText": "fmt/2033",
      "identifierType": "PUID"
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  ],
  "internalSignatures": [
    {
      "signatureID": 3396,
      "name": "Daisy Talking Book Navigation Control File v.3",
      "note": "BOF offset 0-3: <?xml version=(\"|')1.0(\"|'){0-256}<ncx\r\nEOF offset 0-16: </ncx>",
      "byteSequences": [
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    {
      "externalSignature": "ncx",
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    {
      "relationshipType": "Has priority over",
      "relatedFormatID": 638,
      "relatedFormatName": "Extensible Markup Language",
      "relatedFormatPUID": "fmt/101"
    },
    {
      "relationshipType": "Has lower priority than",
      "relatedFormatID": 1388,
      "relatedFormatName": "Apple Lossless Audio Codec",
      "relatedFormatPUID": "fmt/596"
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  ],
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  ],
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}