openapi: 3.2.0
info:
  title: Fudan University Unified (OpenID Connect Provider) Identity…
  version: '2026-08-30'
  summary: The OpenID Connect provider Fudan University operates for campus single sign-on.
  description: Fudan University operates its own unified identity service at id.fudan.edu.cn.
  contact:
    name: Fudan University Information Technology Office (信息化办公室)
    url: https://xxb.fudan.edu.cn/
  x-operator: institution
  x-provenance:
    method: derived
    source: https://id.fudan.edu.cn/idp/.well-known/openid-configuration
    derived_from: examples/fudan-openid-configuration.json
    captured: '2026-08-30'
    note: Derived from the institution's own live OpenID Connect discovery document. Fudan publishes no OpenAPI of its own for this service; this is API Evangelist's description of Fudan's declared endpoints, not a Fudan-published contract.
servers:
- url: https://id.fudan.edu.cn/idp
  description: 'Issuer, exactly as declared by the discovery document ("issuer": "https://id.fudan.edu.cn/idp"). Probed live 2026-08-30.'
tags:
- name: Identity
  description: Claims about the authenticated end user.
paths:
  /oidc/getUserInfo:
    get:
      tags:
      - Identity
      operationId: getUserInfo
      summary: UserInfo endpoint
      description: The userinfo_endpoint declared by the discovery document. The claims listed are exactly the declared claims_supported. Requires an access token issued by Fudan; not exercised.
      x-provenance: inferred-from-oidc-core
      security:
      - fudanBearer: []
      responses:
        '200':
          description: Claims about the authenticated end user.
          content:
            application/json:
              schema:
                type: object
                description: Properties are the provider's declared claims_supported.
                properties:
                  sub:
                    type: string
                  iss:
                    type: string
                  aud:
                    type: string
                  uid:
                    type: string
                  auth_time:
                    type: integer
                  iat:
                    type: integer
                  exp:
                    type: integer
components:
  securitySchemes:
    fudanBearer:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: Access token issued by the Fudan token endpoint. Clients are provisioned by the Fudan Information Technology Office; there is no public client registration and no public developer portal.