{
  "anyOf": [
    {
      "description": "Unique identifier.",
      "format": "uuid",
      "pattern": "^[a-f0-9]{8}(?:-?[a-f0-9]{4}){3}-?[a-f0-9]{12}$",
      "title": "UUID",
      "type": "string"
    },
    {
      "$ref": "https://ogcincubator.github.io/bblocks-cwl/build/annotated/cwl/v1_2_1/CWLTextPatternID/schema.json"
    }
  ],
  "description": "Reference to the process identifier.",
  "title": "CWLIdentifier"
}