{
  "digestAlgorithm": "sha512",
  "head": "v1",
  "id": "http://example.org/minimal_no_content",
  "manifest": { },
  "type": "https://ocfl.io/1.0/spec/#inventory",
  "versions": {
    "v1": {
      "created": "2019-01-01T02:03:04Z",
      "message": "One version and no content",
      "state": { },
      "user": { "address": "mailto:Person_A@example.org", "name": "Person A" }
    }
  }
}