{
  "fileFormatID": 1460,
  "formatName": "Sigma RAW Image",
  "version": null,
  "formatDescription": "The X3F file type is a RAW image format primarily associated with Sigma digital cameras.",
  "releaseDate": null,
  "binaryFileFormat": null,
  "formatNote": null,
  "lastUpdatedDate": "23 Sep 2014",
  "formatProvenance": "http://www.photofo.com/x3f-raw-format/",
  "formatSourceDate": "23 Sep 2014",
  "formatDisclosure": null,
  "formatEnvironment": null,
  "formatRisk": null,
  "formatAliases": null,
  "formatTypes": "Image (Raster)",
  "formatFamilies": null,
  "identifiers": [
    {
      "identifierText": "fmt/661",
      "identifierType": "PUID"
    }
  ],
  "internalSignatures": [
    {
      "signatureID": 993,
      "name": "Sigma RAW Image",
      "note": "BOF: FOVb",
      "byteSequences": [
        {
          "positionType": "Absolute from BOF",
          "offset": 0,
          "maxOffset": 0,
          "byteSequence": "464F5662",
          "endianness": null,
          "byteSequenceID": 1237
        }
      ]
    }
  ],
  "externalSignatures": [
    {
      "externalSignature": "x3f",
      "signatureType": "File extension"
    }
  ],
  "relationships": [],
  "submittedBy": [
    1
  ]
}