API Endpoints
RESTful endpoints for anchoring, attesting, and retrieving immutable records with cryptographic guarantees. All writes are append-only. All reads are deterministic.
Global API contract
All write endpoints enforce strict server-side validation. Payloads are canonicalized, signed, and verified before being committed to the immutable ledger. Requests over plain HTTP are rejected.
TransportHTTPS only — HTTP requests are rejected
AuthenticationRequired for all write and read endpoints
CanonicalizationCanonical payload computed server-side before signing
Key revocationInvalid or revoked keys are rejected immediately
IdempotencyRequired on all write endpoints via Idempotency-Key header
Authorization: Bearer invoance_live_XXXXXXXXXXXXXXXXXXXXXXXX
Idempotency-Key: 7f4c1c9d-5b8a-4d42-9e0b-xxxxxxxx
Content-Type: application/json
Endpoint reference