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  "formatDescription": "OpenEXR is a raster image file format developed by Industrial Light and Magic for use in computer imaging applications. The published specification for OpenEXR describes version 2 of the file format. Version 1 was used internally by Industrial Light and Magic before OpenEXR was released as open source.",
  "releaseDate": null,
  "binaryFileFormat": null,
  "formatNote": null,
  "lastUpdatedDate": "22 Mar 2017",
  "formatProvenance": null,
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  "formatRisk": null,
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      "identifierText": "fmt/1001",
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    {
      "identifierText": "image/x-exr",
      "identifierType": "MIME"
    }
  ],
  "internalSignatures": [
    {
      "signatureID": 1364,
      "name": "OpenEXR",
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      "byteSequences": [
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      ],
      "provenance": "OpenEXRFileLayout.pdf of the OpenEXR-1.7.1 source code describes how version 1 was internal to ILM."
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    {
      "externalSignature": "exr",
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}