{
  "fileFormatID": 2307,
  "formatName": "JPEG XL Codestream",
  "version": null,
  "formatDescription": "JPEG XL is a raster image format standardised by ISO/IEC FDIS 18181-1, that supports lossy and lossless compression. This PUID is for a raw JPEG XL codestream",
  "releaseDate": null,
  "binaryFileFormat": null,
  "formatNote": null,
  "lastUpdatedDate": "20 Oct 2021",
  "formatProvenance": null,
  "formatSourceDate": "20 Oct 2021",
  "formatDisclosure": null,
  "formatEnvironment": null,
  "formatRisk": null,
  "formatAliases": null,
  "formatTypes": "Image (Raster)",
  "formatFamilies": null,
  "identifiers": [
    {
      "identifierText": "fmt/1484",
      "identifierType": "PUID"
    },
    {
      "identifierText": "image/jxl",
      "identifierType": "MIME"
    }
  ],
  "internalSignatures": [
    {
      "signatureID": 1856,
      "name": "JPEG XL Codestream",
      "note": "BOF: 0xFF0A",
      "byteSequences": [
        {
          "positionType": "Absolute from BOF",
          "offset": 0,
          "maxOffset": 0,
          "byteSequence": "FF0A",
          "endianness": null,
          "byteSequenceID": 2149
        }
      ]
    }
  ],
  "externalSignatures": [
    {
      "externalSignature": "jxl",
      "signatureType": "File extension"
    }
  ],
  "relationships": [],
  "submittedBy": [
    220
  ]
}