{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/ecfr/main/json-schema/content-version.json",
  "title": "ContentVersion",
  "description": "A version record for a CFR section or appendix as returned by GET /api/versioner/v1/versions/title-{title}.json.",
  "type": "object",
  "properties": {
    "date": {
      "type": "string",
      "format": "date",
      "description": "Date on which this version was effective (YYYY-MM-DD)."
    },
    "amendment_date": {
      "type": "string",
      "format": "date",
      "description": "Date of the amendment that produced this version (YYYY-MM-DD)."
    },
    "issue_date": {
      "type": "string",
      "format": "date",
      "description": "Date on which this content was issued in the Federal Register (YYYY-MM-DD)."
    },
    "identifier": {
      "type": "string",
      "description": "Section or appendix identifier (e.g., '3474.20')."
    },
    "name": {
      "type": "string",
      "description": "Section name or heading (e.g., '§ 3474.20 Purpose')."
    },
    "part": {
      "type": "string",
      "description": "Part number this section belongs to."
    },
    "title": {
      "type": "integer",
      "description": "CFR title number."
    },
    "section": {
      "type": "string",
      "description": "Section number."
    },
    "type": {
      "type": "string",
      "description": "Type of content (e.g., 'section', 'appendix').",
      "enum": ["section", "appendix"]
    },
    "removed": {
      "type": "boolean",
      "description": "Whether this content was removed in this version."
    }
  },
  "required": ["date", "identifier", "name"]
}