{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:XU3YYR4KUZQXDDUEUHJ3QHC2RI","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"22c3017d7cb68e2bf57bafe79c1171874a1b9352f51246bd9c1e9b001a366d58","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-12-05T21:01:35Z","title_canon_sha256":"17dbe340dede2bcba697d06ea47dd3787c1915138bd7bd8c02f56f41994e8e21"},"schema_version":"1.0","source":{"id":"astro-ph/0612138","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0612138","created_at":"2026-05-18T04:29:15Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0612138v2","created_at":"2026-05-18T04:29:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0612138","created_at":"2026-05-18T04:29:15Z"},{"alias_kind":"pith_short_12","alias_value":"XU3YYR4KUZQX","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"XU3YYR4KUZQXDDUE","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"XU3YYR4K","created_at":"2026-05-18T12:25:54Z"}],"graph_snapshots":[{"event_id":"sha256:b52beb1c0659700efb6c24d28cfc2a518c984ebeb84c23b1dd22379fbf92b03b","target":"graph","created_at":"2026-05-18T04:29:15Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We have used Aperture Masking Interferometry and Adaptive Optics (AO) at the Palomar 200'' to obtain precise mass measurements of the binary M dwarf GJ 623. AO observations spread over 3 years combined with a decade of radial velocity measurements constrain all orbital parameters of the GJ 623 binary system accurately enough to critically challenge the models. The dynamical masses measured are $m_{1}=0.371\\pm0.015 M_{\\sun}$ (4%) and $m_{2}=0.115\\pm0.0023 M_{\\sun}$ (2%) for the primary and the secondary respectively. Models are not consistent with color and mass, requiring very low metallicitie","authors_text":"Frantz Martinache, James P. Lloyd, Michael J. Ireland, Peter G. Tuthill, Ryan S. Yamada","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-12-05T21:01:35Z","title":"Precision Masses of the low-mass binary system GJ 623"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0612138","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:912a8d0b1997088bb05cd10c29ef4ea464bb3ba1a41e1d63ccfe656b2a283128","target":"record","created_at":"2026-05-18T04:29:15Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"22c3017d7cb68e2bf57bafe79c1171874a1b9352f51246bd9c1e9b001a366d58","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-12-05T21:01:35Z","title_canon_sha256":"17dbe340dede2bcba697d06ea47dd3787c1915138bd7bd8c02f56f41994e8e21"},"schema_version":"1.0","source":{"id":"astro-ph/0612138","kind":"arxiv","version":2}},"canonical_sha256":"bd378c478aa661718e84a1d3b81c5a8a0e7c7967ed4ef908cde12fc788fd1bd1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bd378c478aa661718e84a1d3b81c5a8a0e7c7967ed4ef908cde12fc788fd1bd1","first_computed_at":"2026-05-18T04:29:15.065292Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:29:15.065292Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iuXqUTCWePakHOS9Z4oHN60eIYnCa1CfcKi8IK5xEaXSivoTQVym/Hc20TRuH8gFN4bifO4PfH1xLH3bGGUQCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:29:15.065937Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0612138","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:912a8d0b1997088bb05cd10c29ef4ea464bb3ba1a41e1d63ccfe656b2a283128","sha256:b52beb1c0659700efb6c24d28cfc2a518c984ebeb84c23b1dd22379fbf92b03b"],"state_sha256":"2f16279d77831f976a4503569fffc2331e93f3739965f8cbc79b6d394a644847"}