Evidence ceiling E3Proof boundary
Developer Documentation
Webhooks
Protected webhook registration plus signing, replay, retry and dead-letter semantics are implemented and seller-reference-tested; external customer receivers remain unbound.
Example classificationImplemented institutional control contract · seller-reference-tested · customer binding externalEvidence taxonomy
Current interface state
What is available now.
Documentation is bounded to observable public behavior.
The protected institutional contract, authorization boundary and fail-closed semantics for this capability are implemented and seller-reference-tested. Customer operation remains disabled until the same tenant binds its external identity, customer-controlled keys, authoritative sources, telemetry and activation evidence.