generated: '2026-07-20'
method: derived
source: openapi/procuros-openapi-original.yml
description: >-
  Cross-cutting standards conformance derived from the Procuros API v2 OpenAPI and docs. Procuros
  is a B2B EDI / e-invoicing platform; industry conformance below reflects the document formats it
  brokers, not API-security frameworks.
standards:
  - id: oauth2
    conforms: false
    evidence: Auth is a static HTTP Bearer API token, not OAuth2.
  - id: openid-connect
    conforms: false
  - id: http-bearer-auth
    conforms: true
    evidence: securitySchemes.api_token is type http, scheme bearer.
  - id: rfc9457-problem-details
    conforms: false
    evidence: Errors use a custom { message, errors } JSON envelope, not application/problem+json.
  - id: semver
    conforms: true
    evidence: Docs state the API follows semantic versioning; major bump only for breaking changes.
  - id: cursor-pagination
    conforms: true
    evidence: List endpoints use cursor/per_page with hasMore/nextCursor/nextPageUrl.
  - id: iso8601-datetime
    conforms: true
    evidence: Docs specify ISO8601 datetimes (Europe/Berlin timezone).
  - id: openapi-3.0
    conforms: true
    evidence: Published OpenAPI 3.0.3 document at docs.procuros.io/en/api/v2/openapi-v2.yaml.
  - id: peppol
    conforms: true
    evidence: >-
      Procuros supports PEPPOL e-invoicing (per company site); document brokered via the platform,
      not an API-surface claim.
  - id: zugferd
    conforms: true
    evidence: Supports ZUGFeRD e-invoicing format (per company site).
  - id: xrechnung
    conforms: true
    evidence: Supports X-Rechnung e-invoicing format (per company site).
  - id: edifact-as2
    conforms: true
    evidence: Offers AS2, SFTP, X.400 EDI connectors (per docs connectors section).