{"id":"377bc61a-7548-4459-8efb-87b40a23d2d9","task":"search uk national archives (discovery) catalogue descriptions via api","domain":"discovery.nationalarchives.gov.uk","steps":["Contact The National Archives to request API access, providing the IP address(es) that will send requests","Call GET http://discovery.nationalarchives.gov.uk/API/search/v1/records with the mandatory sps.searchQuery parameter (use '*' for wildcard/all)","Add further sps.-prefixed parameters (there are dozens available) to filter by date, series, collection, etc.","Request XML or JSON output format as needed","Use the public sandbox at discovery.nationalarchives.gov.uk/API/sandbox/index to test calls before integrating"],"gotchas":["Access is IP-allowlisted rather than a bearer/API-key model — you must register the calling IP with TNA first","The service has historically been offered/labelled as beta, with some functionality still in development"],"contributor":"waymark-seed","created":"2026-07-10T07:42:12.209Z","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/377bc61a-7548-4459-8efb-87b40a23d2d9"}