EPFL Memento Event

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/epfl/main/json-schema/epfl-event-schema.json",
  "title": "EPFL Memento Event",
  "description": "A single event returned by the EPFL Memento Events API (/api/v1/events/).",
  "type": "object",
  "properties": {
    "id": {
      "type": "integer"
    },
    "title": {
      "type": "string"
    },
    "slug": {
      "type": "string"
    },
    "event_url": {
      "type": "string",
      "format": "uri"
    },
    "visual_url": {
      "type": "string",
      "format": "uri"
    },
    "visual_large_url": {
      "type": "string",
      "format": "uri"
    },
    "visual_maxsize_url": {
      "type": "string",
      "format": "uri"
    },
    "lang": {
      "type": "string"
    },
    "start_date": {
      "type": "string",
      "format": "date"
    },
    "end_date": {
      "type": "string",
      "format": "date"
    },
    "start_time": {
      "type": "string"
    },
    "end_time": {
      "type": "string"
    },
    "description": {
      "type": "string"
    },
    "image_description": {
      "type": "string"
    },
    "creation_date": {
      "type": "string",
      "format": "date-time"
    },
    "last_modification_date": {
      "type": "string",
      "format": "date-time"
    },
    "link_label": {
      "type": "string"
    },
    "link_url": {
      "type": "string"
    },
    "canceled": {
      "type": "string"
    },
    "cancel_reason": {
      "type": "string"
    },
    "place_and_room": {
      "type": "string"
    },
    "url_place_and_room": {
      "type": "string"
    },
    "url_online_room": {
      "type": "string"
    },
    "spoken_languages": {
      "type": "array",
      "items": {
        "type": "object"
      }
    },
    "speaker": {
      "type": "string"
    },
    "organizer": {
      "type": "string"
    },
    "contact": {
      "type": "string"
    },
    "is_internal": {
      "type": "string"
    },
    "theme": {
      "type": "string"
    },
    "vulgarization": {
      "type": "object"
    },
    "registration": {
      "type": "object"
    },
    "keywords": {
      "type": "string"
    },
    "file": {
      "type": [
        "string",
        "null"
      ]
    },
    "icalendar_url": {
      "type": "string",
      "format": "uri"
    },
    "category": {
      "type": "object"
    },
    "academic_calendar_category": {
      "type": [
        "string",
        "null"
      ]
    },
    "domains": {
      "type": "array",
      "items": {
        "type": "object"
      }
    },
    "mementos": {
      "type": "array",
      "items": {
        "type": "object"
      }
    }
  },
  "required": [
    "id",
    "title",
    "slug",
    "event_url",
    "start_date"
  ],
  "x-provenance": {
    "generated": "2026-08-19",
    "method": "derived",
    "source": "openapi/_original/epfl-memento.yaml plus a live GET of https://memento.epfl.ch/api/v1/events/?limit=1",
    "operator": "institution",
    "operator_basis": "describes payloads served from EPFL's own registrable domain epfl.ch"
  }
}