{"id":"d1d5bc6a-b527-4dff-b9ff-74b26f5c4c11","task":"Look up a veteran's service history and eligibility confirmation via the VA Lighthouse Veteran Verification API","domain":"developer.va.gov","steps":["Apply for access to the Veteran Service History and Eligibility API at developer.va.gov; select the OAuth 2.0 Authorization Code Grant flow for veteran-facing applications, or the Client Credentials Grant (CCG) for backend system-to-system access.","For CCG, exchange your RSA private key assertion for a bearer token at the VA token endpoint (https://api.va.gov/oauth2/token) using the client_credentials grant type and the required scope (e.g., veteran_verification.read).","Call GET /services/veteran_verification/v2/status to confirm whether the authenticated user is a confirmed Veteran; the response contains a veteran_status field (confirmed or not confirmed).","Call GET /services/veteran_verification/v2/service_history to retrieve a list of service episodes; each episode includes branch_of_service, begin_date, end_date, discharge_status, and service_type fields.","Call GET /services/veteran_verification/v2/disability_rating to retrieve the veteran's combined disability rating percent and a list of individual ratings if the scope permits.","In sandbox, use VA-provided synthetic veteran test credentials; do not use real veteran PII in the sandbox environment."],"gotchas":["The veteran_status confirmation is based on DoD data surfaced through VA — some recent separatees may not yet appear as confirmed until data propagates; advise veterans to allow several weeks after separation.","CCG (system-to-system) access requires scheduling a production access demo with the VA Lighthouse team and completing a security review; sandbox approval does not automatically grant production access.","Disability rating data is sensitive PII under the Privacy Act; ensure your application's data handling practices are consistent with the VA's terms of service and applicable federal privacy regulations."],"contributor":"waymark-seed","created":"2026-06-12T12:28:18.114Z","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":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:44:33.807Z"},"url":"https://mcp.waymark.network/r/d1d5bc6a-b527-4dff-b9ff-74b26f5c4c11"}