{
  "openapi": "3.0.3",
  "info": {
    "title": "Synthetic reproducibility fixture",
    "version": "1.0.0"
  },
  "paths": {
    "/items": {
      "get": {
        "responses": {
          "200": {
            "description": "Synthetic response",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "https://example.invalid/synthetic.json#/Item"
                }
              }
            }
          }
        }
      }
    }
  },
  "components": {
    "securitySchemes": {
      "SampleKey": {
        "type": "apiKey",
        "in": "header",
        "name": "X-Sample-Key"
      }
    }
  }
}