generated: '2026-07-20' method: searched source: https://dev.proof.com/docs versioning: scheme: uri-path versions: [v1, mortgage/v2] current: v1 notes: >- Version encoded in URL path. Business/eSign/notarization API under /v1; real-estate (mortgage) API under /mortgage/v2. Webhooks are separately versioned (V1 and V2 subscription endpoints). status_page: https://status.proof.com deprecation: policy_url: null notes: >- No formal dated deprecation/sunset policy page published. A documented deprecation exists in practice: migrating from Webhooks V1 to Webhooks V2 drops a small set of V1 events (e.g. transaction.title_added). RFC 8594 Sunset/Deprecation headers are not documented. deprecated_surfaces: - Webhooks V1 (superseded by Webhooks V2; some V1 events unavailable in V2) sla: url: null notes: Outbound IP ranges and infra changes are announced via the status page.