{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/university-of-sheffield/main/json-schema/university-of-sheffield-article-schema.json",
  "title": "Article",
  "description": "A figshare article (dataset, paper, media or other research output) as returned by the public figshare API used by the University of Sheffield ORDA repository.",
  "type": "object",
  "required": [
    "id",
    "title",
    "doi",
    "handle",
    "url",
    "url_public_html",
    "url_public_api",
    "url_private_html",
    "url_private_api",
    "timeline",
    "thumb",
    "defined_type",
    "defined_type_name",
    "resource_doi",
    "resource_title",
    "created_date"
  ],
  "properties": {
    "id": { "type": "integer", "description": "Unique identifier for article" },
    "title": { "type": "string", "description": "Title of article" },
    "doi": { "type": "string", "description": "DOI" },
    "handle": { "type": "string", "description": "Handle" },
    "url": { "type": "string", "format": "uri", "description": "Api endpoint for article" },
    "url_public_html": { "type": "string", "format": "uri", "description": "Public site endpoint for article" },
    "url_public_api": { "type": "string", "format": "uri", "description": "Public Api endpoint for article" },
    "url_private_html": { "type": "string", "format": "uri", "description": "Private site endpoint for article" },
    "url_private_api": { "type": "string", "format": "uri", "description": "Private Api endpoint for article" },
    "timeline": {
      "type": "object",
      "description": "Timeline of article publishing dates",
      "properties": {
        "firstOnline": { "type": "string", "description": "First online date" },
        "publisherPublication": { "type": "string", "description": "Publisher publication date" },
        "publisherAcceptance": { "type": "string", "description": "Publisher acceptance date" },
        "posted": { "type": "string", "description": "Posted date" },
        "revision": { "type": "string", "description": "Revision date" }
      }
    },
    "thumb": { "type": "string", "format": "uri", "description": "Thumbnail image" },
    "defined_type": { "type": "integer", "description": "Type of article identifier" },
    "defined_type_name": { "type": "string", "description": "Name of the article type identifier" },
    "resource_doi": { "type": "string", "description": "Publisher article DOI (deprecated by related materials)" },
    "resource_title": { "type": "string", "description": "Publisher article title (deprecated by related materials)" },
    "created_date": { "type": "string", "format": "date-time", "description": "Date when article was created" }
  }
}