{"id":"S91004109","label":"Missing mass (Astronomy)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh91004109","normalized_label":"missing mass (astronomy)","broader":["http://id.loc.gov/authorities/subjects/sh85033169","http://id.loc.gov/authorities/subjects/sh85081853"],"aliases":["Discrepancy, Mass (Astronomy)","Hidden mass (Astronomy)","Mass discrepancy (Astronomy)","Mass, Hidden (Astronomy)","Mass, Missing (Astronomy)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh91004109","provider":"lcsh","revision":"1981c847e98f9849","taxonomy_revision":"f050b5d4780b1289","title":"Missing mass (Astronomy)","url":"/topics/S91004109","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4669115984718987846","address_version":"morton4x16-v1","coordinates":[0,21,45683,13312],"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}