{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/loughborough/main/json-schema/loughborough-article-schema.json",
  "title": "Loughborough Research Repository Article",
  "description": "A research output (article, dataset, thesis, journal contribution, etc.) in the Loughborough Research Repository, as returned by the figshare v2 REST API (institution=2).",
  "type": "object",
  "required": [
    "id",
    "title",
    "doi",
    "handle",
    "url",
    "defined_type",
    "defined_type_name",
    "timeline"
  ],
  "properties": {
    "id": {
      "type": "integer",
      "description": "Unique identifier for the article."
    },
    "title": {
      "type": "string",
      "description": "Title of the research output."
    },
    "doi": {
      "type": "string",
      "description": "Digital Object Identifier."
    },
    "handle": {
      "type": "string",
      "description": "Handle identifier."
    },
    "url": {
      "type": "string",
      "format": "uri",
      "description": "API endpoint for the article."
    },
    "url_public_html": {
      "type": "string",
      "format": "uri",
      "description": "Public repository page (repository.lboro.ac.uk)."
    },
    "url_public_api": {
      "type": "string",
      "format": "uri",
      "description": "Public API endpoint."
    },
    "published_date": {
      "type": [
        "string",
        "null"
      ],
      "format": "date-time"
    },
    "thumb": {
      "type": "string",
      "description": "Thumbnail image URL."
    },
    "defined_type": {
      "type": "integer",
      "description": "Numeric item type code."
    },
    "defined_type_name": {
      "type": "string",
      "description": "Human-readable item type (e.g. 'journal contribution', 'dataset', 'thesis')."
    },
    "group_id": {
      "type": "integer",
      "description": "figshare group/portal id."
    },
    "description": {
      "type": "string",
      "description": "Abstract / description (HTML)."
    },
    "version": {
      "type": "integer"
    },
    "size": {
      "type": "integer",
      "description": "Total size of files in bytes."
    },
    "created_date": {
      "type": "string",
      "format": "date-time"
    },
    "modified_date": {
      "type": "string",
      "format": "date-time"
    },
    "is_public": {
      "type": "boolean"
    },
    "is_embargoed": {
      "type": "boolean"
    },
    "license": {
      "type": "object",
      "properties": {
        "value": {
          "type": "integer"
        },
        "name": {
          "type": "string"
        },
        "url": {
          "type": "string",
          "format": "uri"
        }
      }
    },
    "tags": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "keywords": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "categories": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "id": {
            "type": "integer"
          },
          "title": {
            "type": "string"
          },
          "parent_id": {
            "type": [
              "integer",
              "null"
            ]
          },
          "path": {
            "type": "string"
          },
          "source_id": {
            "type": "string"
          },
          "taxonomy_id": {
            "type": "integer"
          }
        }
      }
    },
    "authors": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "full_name"
        ],
        "properties": {
          "id": {
            "type": "integer"
          },
          "full_name": {
            "type": "string"
          },
          "first_name": {
            "type": "string"
          },
          "last_name": {
            "type": "string"
          },
          "is_active": {
            "type": "boolean"
          },
          "url_name": {
            "type": "string"
          },
          "orcid_id": {
            "type": "string"
          }
        }
      }
    },
    "timeline": {
      "type": "object",
      "properties": {
        "posted": {
          "type": "string"
        },
        "firstOnline": {
          "type": "string"
        },
        "publisherPublication": {
          "type": "string"
        },
        "publisherAcceptance": {
          "type": "string"
        },
        "revision": {
          "type": "string"
        },
        "submission": {
          "type": "string"
        }
      }
    },
    "files": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "id": {
            "type": "integer"
          },
          "name": {
            "type": "string"
          },
          "size": {
            "type": "integer"
          },
          "is_link_only": {
            "type": "boolean"
          },
          "download_url": {
            "type": "string",
            "format": "uri"
          },
          "supplied_md5": {
            "type": "string"
          },
          "computed_md5": {
            "type": "string"
          },
          "mimetype": {
            "type": [
              "string",
              "null"
            ]
          }
        }
      }
    },
    "resource_title": {
      "type": [
        "string",
        "null"
      ]
    },
    "resource_doi": {
      "type": [
        "string",
        "null"
      ]
    },
    "citation": {
      "type": "string"
    }
  }
}