openapi: 3.1.0
info:
  title: OpenAPI 3.1 License with only url present
  version: 1.0.0
  description: This is a sample server for a pet store.
  license:
    name: Apache 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0.html
    # identifier: Apache-2.0 # mutually exclusive of url; separately, for json_schema, consider const, prefix, array items can be of a different type (current assumption is all array items are the same)