{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:BJUJ52KOFRO3TGE2RUFUZUFGQG","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":"444c88d61d57431415ad4fcb098ce6032afaba880288e6aa5f40b7ba4729ee1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-01-20T04:27:41Z","title_canon_sha256":"9422d6d1d1e0570d413cff90c1d8d51591d0d67d027fd318b131197348dd2bb8"},"schema_version":"1.0","source":{"id":"1701.05683","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.05683","created_at":"2026-05-18T00:52:28Z"},{"alias_kind":"arxiv_version","alias_value":"1701.05683v1","created_at":"2026-05-18T00:52:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.05683","created_at":"2026-05-18T00:52:28Z"},{"alias_kind":"pith_short_12","alias_value":"BJUJ52KOFRO3","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_16","alias_value":"BJUJ52KOFRO3TGE2","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_8","alias_value":"BJUJ52KO","created_at":"2026-05-18T12:31:08Z"}],"graph_snapshots":[{"event_id":"sha256:327256c5bbc4f8a5f1d6b08a22740ad385b38a568bef4bac148f43ec6c0c9297","target":"graph","created_at":"2026-05-18T00:52:28Z","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 study the limits of the spatial and velocity resolution of radio interferometry to infer the mass of supermassive black holes (SMBHs) in galactic centres using the kinematics of circum-nuclear molecular gas, by considering the shapes of the galaxy surface brightness profile, signal-to-noise ratios (S/Ns) of the position-velocity diagram (PVD) and systematic errors due to the spatial and velocity structure of the molecular gas. We argue that for fixed galaxy stellar mass and SMBH mass, the spatial and velocity scale that need to be resolved increase and decrease, respectively, with decreasin","authors_text":"Ilsang Yoon","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-01-20T04:27:41Z","title":"Black hole mass measurement using molecular gas kinematics: what ALMA can do"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.05683","kind":"arxiv","version":1},"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":"sha256:7adfa74df7d40658cc29cd22dc77c96821d2a2d6de2b5cc0b1f166b2880dd7ad","target":"record","created_at":"2026-05-18T00:52:28Z","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":"444c88d61d57431415ad4fcb098ce6032afaba880288e6aa5f40b7ba4729ee1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-01-20T04:27:41Z","title_canon_sha256":"9422d6d1d1e0570d413cff90c1d8d51591d0d67d027fd318b131197348dd2bb8"},"schema_version":"1.0","source":{"id":"1701.05683","kind":"arxiv","version":1}},"canonical_sha256":"0a689ee94e2c5db9989a8d0b4cd0a681a52996a265f5b771f7f86f398e1f5ab2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0a689ee94e2c5db9989a8d0b4cd0a681a52996a265f5b771f7f86f398e1f5ab2","first_computed_at":"2026-05-18T00:52:28.803632Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:52:28.803632Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gUnZgRQSO+DNcgdhi/p99VM2kw1YtEXYnqhbVUBj49NJ/G5YDjMrWN5/NU0aieMq12RLlBLMiir4gajeeopsBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:52:28.804181Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.05683","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7adfa74df7d40658cc29cd22dc77c96821d2a2d6de2b5cc0b1f166b2880dd7ad","sha256:327256c5bbc4f8a5f1d6b08a22740ad385b38a568bef4bac148f43ec6c0c9297"],"state_sha256":"1eccb3fe57f40736997114a7bdb9573692bbb6d48a7aa39812d032eb46e57be1"}