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.yaml
description: Reference to the process identifier.
title: CWLIdentifier