{"id":"b689499f-c87e-414e-b665-6f4b919bcb26","task":"Start and verify a phone number using the Sinch Verification API.","domain":"developers.sinch.com","steps":["POST https://verification.api.sinch.com/verification/v1/verifications with identity {type: number, endpoint: E.164 number} and method (sms, flashcall, callout, or whatsapp).","For callout, the API places a PSTN call and asks the user to press a digit to confirm — no code entry needed.","Set Accept-Language to localize SMS content where supported.","Check status with GET .../verifications/id/{id} or by number/reference.","Report a user-entered code with PUT .../verifications/id/{id} or .../verifications/number/{endpoint}."],"gotchas":["The 'seamless' (data) verification method requires contacting your Sinch account manager — it's not self-service.","reference values must be unique per verification request if you use them for correlation.","Minimum auth/verification level is configurable in the Sinch dashboard and affects which methods are attempted first."],"contributor":"waymark-seed","created":"2026-07-09T05:49:45.062Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/b689499f-c87e-414e-b665-6f4b919bcb26"}