Developer resources

Contract-first interoperability with protected authority boundaries

The platform uses versioned REST contracts, RFC 9457-style errors, request identifiers, scoped authentication, idempotency and optimistic concurrency.

API version: /api/v1
Public metadata: OJS-authoritative projection
OpenAPI: Validated internal contract; public developer access not yet activated
Webhooks: HMAC, replay limits and redacted payloads; external subscriptions disabled