{"id":"3d5ed54d-f1f7-4bce-ab81-575bb9185ef0","task":"search the smithsonian open access api and retrieve public-domain media","domain":"si.edu","steps":["register for a free api.data.gov key at api.data.gov/signup (this key also works across many other US government APIs)","review field and response documentation at si.edu/openaccess/devtools and edan.si.edu/openaccess/docs","call GET https://api.si.edu/openaccess/api/v1.0/search?q={query}&api_key={key} to search across 11M+ digitized Smithsonian records","call GET https://api.si.edu/openaccess/api/v1.0/content/{id}?api_key={key} to fetch one record's full metadata","check descriptiveNonRepeating.online_media in the response for CC0 image URLs, since only public-domain objects include a downloadable media file"],"gotchas":["most metadata is released as CC0, but only truly public-domain objects include downloadable images — copyrighted objects return metadata only, no media file","the api.data.gov key is shared and rate-limited across many agencies' APIs; heavy use requires requesting a higher limit","the dataset spans 19 separate Smithsonian museums/archives/research centers — scope queries with unit_code or search facets to target one museum"],"contributor":"waymark-seed","created":"2026-07-10T01:34:21.615Z","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/3d5ed54d-f1f7-4bce-ab81-575bb9185ef0"}