{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:Y3D3IQN2K5MB7KCV3IHAT66H3I","short_pith_number":"pith:Y3D3IQN2","schema_version":"1.0","canonical_sha256":"c6c7b441ba57581fa855da0e09fbc7da23efade119795d07db10f449a09f158a","source":{"kind":"arxiv","id":"2008.06623","version":1},"attestation_state":"computed","paper":{"title":"The supermassive black hole masses of reverberation-mapped active galactic nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Bing-Qian Zhu, Bi-Xuan Zhao, Chan Wang, Li-Ming Yu, Wei-Hao Bian, Xue Ge, Xue-Guang Zhang, Yu-Qin Chen","submitted_at":"2020-08-15T01:46:50Z","abstract_excerpt":"Using different kinds of velocity tracers derived from the broad H$\\beta$ profile (in the mean or rms spectrum) and the corresponding virial factors $f$, the central supermassive black hole (SMBH) masses ($M_{\\rm BH}$) are calculated for a compiled sample of 120 reverberation-mapped (RM) AGNs. For its subsample of RM AGNs with measured stellar velocity dispersion ($\\sigma_{\\rm \\ast}$), the multivariate linear regression technique is used to calibrate the mean value $f$, as well as the variable FWHM-based $f$. It is found that, whether excluding the pseudo-bulges or not, $M_{\\rm BH}$ from the H"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2008.06623","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-08-15T01:46:50Z","cross_cats_sorted":[],"title_canon_sha256":"9a6d4b0763d60555ed4bd84d06e4e05df309517146b0a4a27485e5951ef81ff8","abstract_canon_sha256":"f7f79d47f2d2f87fa1cb24faa2878cc91e739136e46ff1863cab8bfa139ba853"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:40:41.569850Z","signature_b64":"b+zb/Af/PRhU95wr9jK+l37DLKuyLnrIM+4Bd6tFnQi2CwNI8SPQI2AK3UjtM7SiNosphJmh96W4kTLEfzWxDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c6c7b441ba57581fa855da0e09fbc7da23efade119795d07db10f449a09f158a","last_reissued_at":"2026-07-05T01:40:41.569401Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:40:41.569401Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The supermassive black hole masses of reverberation-mapped active galactic nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Bing-Qian Zhu, Bi-Xuan Zhao, Chan Wang, Li-Ming Yu, Wei-Hao Bian, Xue Ge, Xue-Guang Zhang, Yu-Qin Chen","submitted_at":"2020-08-15T01:46:50Z","abstract_excerpt":"Using different kinds of velocity tracers derived from the broad H$\\beta$ profile (in the mean or rms spectrum) and the corresponding virial factors $f$, the central supermassive black hole (SMBH) masses ($M_{\\rm BH}$) are calculated for a compiled sample of 120 reverberation-mapped (RM) AGNs. For its subsample of RM AGNs with measured stellar velocity dispersion ($\\sigma_{\\rm \\ast}$), the multivariate linear regression technique is used to calibrate the mean value $f$, as well as the variable FWHM-based $f$. It is found that, whether excluding the pseudo-bulges or not, $M_{\\rm BH}$ from the H"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.06623","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2008.06623/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2008.06623","created_at":"2026-07-05T01:40:41.569464+00:00"},{"alias_kind":"arxiv_version","alias_value":"2008.06623v1","created_at":"2026-07-05T01:40:41.569464+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.06623","created_at":"2026-07-05T01:40:41.569464+00:00"},{"alias_kind":"pith_short_12","alias_value":"Y3D3IQN2K5MB","created_at":"2026-07-05T01:40:41.569464+00:00"},{"alias_kind":"pith_short_16","alias_value":"Y3D3IQN2K5MB7KCV","created_at":"2026-07-05T01:40:41.569464+00:00"},{"alias_kind":"pith_short_8","alias_value":"Y3D3IQN2","created_at":"2026-07-05T01:40:41.569464+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/Y3D3IQN2K5MB7KCV3IHAT66H3I","json":"https://pith.science/pith/Y3D3IQN2K5MB7KCV3IHAT66H3I.json","graph_json":"https://pith.science/api/pith-number/Y3D3IQN2K5MB7KCV3IHAT66H3I/graph.json","events_json":"https://pith.science/api/pith-number/Y3D3IQN2K5MB7KCV3IHAT66H3I/events.json","paper":"https://pith.science/paper/Y3D3IQN2"},"agent_actions":{"view_html":"https://pith.science/pith/Y3D3IQN2K5MB7KCV3IHAT66H3I","download_json":"https://pith.science/pith/Y3D3IQN2K5MB7KCV3IHAT66H3I.json","view_paper":"https://pith.science/paper/Y3D3IQN2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2008.06623&json=true","fetch_graph":"https://pith.science/api/pith-number/Y3D3IQN2K5MB7KCV3IHAT66H3I/graph.json","fetch_events":"https://pith.science/api/pith-number/Y3D3IQN2K5MB7KCV3IHAT66H3I/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Y3D3IQN2K5MB7KCV3IHAT66H3I/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Y3D3IQN2K5MB7KCV3IHAT66H3I/action/storage_attestation","attest_author":"https://pith.science/pith/Y3D3IQN2K5MB7KCV3IHAT66H3I/action/author_attestation","sign_citation":"https://pith.science/pith/Y3D3IQN2K5MB7KCV3IHAT66H3I/action/citation_signature","submit_replication":"https://pith.science/pith/Y3D3IQN2K5MB7KCV3IHAT66H3I/action/replication_record"}},"created_at":"2026-07-05T01:40:41.569464+00:00","updated_at":"2026-07-05T01:40:41.569464+00:00"}