{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:EBKSMAJKNMSXKHRIZQLOAQTX3I","short_pith_number":"pith:EBKSMAJK","schema_version":"1.0","canonical_sha256":"205526012a6b25751e28cc16e04277da14687799ae529f01deb0049fdd5afaf4","source":{"kind":"arxiv","id":"1404.2729","version":1},"attestation_state":"computed","paper":{"title":"Stellar kinematics of X-ray bright massive elliptical galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A.Moiseev, E.Churazov, I.Zhuravleva, N.Lyskova, O.Sil'chenko","submitted_at":"2014-04-10T08:26:25Z","abstract_excerpt":"We discuss a simple and fast method for estimating masses of early-type galaxies from optical data and compare the results with X-ray derived masses. The optical method relies only on the most basic observables such as the surface brightness $I(R)$ and the line-of-sight velocity dispersion $\\sigma_p(R)$ profiles and provides an anisotropy-independent estimate of the galaxy circular speed $V_c$. The mass-anisotropy degeneracy is effectively overcome by evaluating $V_c$ at a characteristic radius $R_{\\rm sweet}$ defined from {\\it local} properties of observed profiles. The sweet radius $R_{\\rm s"},"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":"1404.2729","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-04-10T08:26:25Z","cross_cats_sorted":[],"title_canon_sha256":"fb825dbf029f0f132bc86be37a48a1e02dec6ded8e4b785ca064c3a3db99533d","abstract_canon_sha256":"68e423243bb3383ea6ee7e4f348f88a95034acf007891742f89795362a452ec8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:35.772141Z","signature_b64":"267qL6T5fFK3lCN2HNPp/H/3feIL4hs/EHEDfCObmmTLrae05BZHyFpfhWi/RjHEIDdnrFiVIrTtUk0Hy2X8Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"205526012a6b25751e28cc16e04277da14687799ae529f01deb0049fdd5afaf4","last_reissued_at":"2026-05-18T01:43:35.771610Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:35.771610Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Stellar kinematics of X-ray bright massive elliptical galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A.Moiseev, E.Churazov, I.Zhuravleva, N.Lyskova, O.Sil'chenko","submitted_at":"2014-04-10T08:26:25Z","abstract_excerpt":"We discuss a simple and fast method for estimating masses of early-type galaxies from optical data and compare the results with X-ray derived masses. The optical method relies only on the most basic observables such as the surface brightness $I(R)$ and the line-of-sight velocity dispersion $\\sigma_p(R)$ profiles and provides an anisotropy-independent estimate of the galaxy circular speed $V_c$. The mass-anisotropy degeneracy is effectively overcome by evaluating $V_c$ at a characteristic radius $R_{\\rm sweet}$ defined from {\\it local} properties of observed profiles. The sweet radius $R_{\\rm s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.2729","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1404.2729","created_at":"2026-05-18T01:43:35.771698+00:00"},{"alias_kind":"arxiv_version","alias_value":"1404.2729v1","created_at":"2026-05-18T01:43:35.771698+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.2729","created_at":"2026-05-18T01:43:35.771698+00:00"},{"alias_kind":"pith_short_12","alias_value":"EBKSMAJKNMSX","created_at":"2026-05-18T12:28:25.294606+00:00"},{"alias_kind":"pith_short_16","alias_value":"EBKSMAJKNMSXKHRI","created_at":"2026-05-18T12:28:25.294606+00:00"},{"alias_kind":"pith_short_8","alias_value":"EBKSMAJK","created_at":"2026-05-18T12:28:25.294606+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/EBKSMAJKNMSXKHRIZQLOAQTX3I","json":"https://pith.science/pith/EBKSMAJKNMSXKHRIZQLOAQTX3I.json","graph_json":"https://pith.science/api/pith-number/EBKSMAJKNMSXKHRIZQLOAQTX3I/graph.json","events_json":"https://pith.science/api/pith-number/EBKSMAJKNMSXKHRIZQLOAQTX3I/events.json","paper":"https://pith.science/paper/EBKSMAJK"},"agent_actions":{"view_html":"https://pith.science/pith/EBKSMAJKNMSXKHRIZQLOAQTX3I","download_json":"https://pith.science/pith/EBKSMAJKNMSXKHRIZQLOAQTX3I.json","view_paper":"https://pith.science/paper/EBKSMAJK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1404.2729&json=true","fetch_graph":"https://pith.science/api/pith-number/EBKSMAJKNMSXKHRIZQLOAQTX3I/graph.json","fetch_events":"https://pith.science/api/pith-number/EBKSMAJKNMSXKHRIZQLOAQTX3I/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EBKSMAJKNMSXKHRIZQLOAQTX3I/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EBKSMAJKNMSXKHRIZQLOAQTX3I/action/storage_attestation","attest_author":"https://pith.science/pith/EBKSMAJKNMSXKHRIZQLOAQTX3I/action/author_attestation","sign_citation":"https://pith.science/pith/EBKSMAJKNMSXKHRIZQLOAQTX3I/action/citation_signature","submit_replication":"https://pith.science/pith/EBKSMAJKNMSXKHRIZQLOAQTX3I/action/replication_record"}},"created_at":"2026-05-18T01:43:35.771698+00:00","updated_at":"2026-05-18T01:43:35.771698+00:00"}