{"paper":{"title":"Royal Observatory of Belgium Gravitational balance","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"Francis Renders, Jean-Philippe No\\\"el, Michel van Ruymbeke, Ping Zhu, S\\'ebastien Naslin","submitted_at":"2014-09-29T07:51:55Z","abstract_excerpt":"An astatized symmetrical vertical pendulum is monitoring torque {\\Gamma}(M) resulting of gravitational attractions exerted by two external masses M moving up down. Local gravity field g produce the main pendulum restoring torque combined with a very weak variable torque {\\Gamma}(c) induced by rotation of watch needles fixed to the pendulum. Transfer of fundamental units to calibrate the {\\Gamma}(c) torques is obtained by a reference torque {\\Gamma}({\\mu}) resulting of precise displacements of a well known mass {\\mu}. We permanently monitored ratio between the gravitational effect {\\Gamma}(M) a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.8016","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}