{"id":"S85000574","label":"Acoustic emission","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85000574","normalized_label":"acoustic emission","broader":["http://id.loc.gov/authorities/subjects/sh85000596","http://id.loc.gov/authorities/subjects/sh85082086","http://id.loc.gov/authorities/subjects/sh85128713"],"aliases":["Emission, Acoustic"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85000574","provider":"lcsh","revision":"e0263832eedd8b6c","taxonomy_revision":"f050b5d4780b1289","title":"Acoustic emission","url":"/topics/S85000574","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10126488897677559300","address_version":"morton4x16-v1","coordinates":[0,20,17413,63488],"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}