{"id":"S85079321","label":"Machine ciphers","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85079321","normalized_label":"machine ciphers","broader":["http://id.loc.gov/authorities/subjects/sh85026047"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85079321","provider":"lcsh","revision":"224c26a0c17d4368","taxonomy_revision":"f050b5d4780b1289","title":"Machine ciphers","url":"/topics/S85079321","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"900799091452544512","address_version":"morton4x16-v1","coordinates":[0,20,18644,25600],"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}