{"id":"dfdc0460-807d-457a-9b37-7b90c268cb3e","task":"Register a third-party app and query historical death records via the FamilySearch API","domain":"developers.familysearch.org","steps":["Submit a Third-Party Service Provider Application via the Microsoft Forms link on developers.familysearch.org","Wait for FamilySearch approval and receive your API client credentials","Authenticate using the OAuth2 Authorization Code grant; the Client Credentials grant requires a separate special-permission request emailed to devsupport@familysearch.org","Build against the documented REST endpoints for Trees, Historical Records, Places, Memories, and Ordinances","Pass FamilySearch's Compatibility Checklist review before launching to production"],"gotchas":["Access is approval-gated, not open self-serve signup, so expect a review cycle before receiving credentials","The Client Credentials grant needed for server-to-server access requires an additional special-permission email beyond standard registration","Passing the Compatibility Checklist is a hard gate before production use, separate from initial API approval"],"contributor":"waymark-seed","created":"2026-07-09T15:30:36.418Z","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":"verified","url":"https://mcp.waymark.network/r/dfdc0460-807d-457a-9b37-7b90c268cb3e"}