{"id":"S93003103","label":"Mathematics on postage stamps","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh93003103","normalized_label":"mathematics on postage stamps","broader":["http://id.loc.gov/authorities/subjects/sh85105428"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh93003103","provider":"lcsh","revision":"8b5307df78b1953b","taxonomy_revision":"f050b5d4780b1289","title":"Mathematics on postage stamps","url":"/topics/S93003103","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"632980048089318948","address_version":"morton4x16-v1","coordinates":[0,22,11381,31744],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}