{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1999:LIQU2ZXY43VXQBHZEXRE24P3YE","short_pith_number":"pith:LIQU2ZXY","schema_version":"1.0","canonical_sha256":"5a214d66f8e6eb7804f925e24d71fbc12bdcbab47bad0fe5cdf8bc9179855fe3","source":{"kind":"arxiv","id":"astro-ph/9910340","version":1},"attestation_state":"computed","paper":{"title":"A First Comparison of the SBF Survey Distances with the Galaxy Density Field: Implications for H_0 and Omega","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Dressler, E. A. Ajhar, J. L. Tonry, J. P. Blakeslee, M. Davis","submitted_at":"1999-10-19T12:03:53Z","abstract_excerpt":"We compare the peculiar velocities measured in the SBF Survey of Galaxy Distances with the predictions from the density fields of the IRAS 1.2 Jy flux-limited redshift survey and the Optical Redshift Survey (ORS) to derive simultaneous constraints on the Hubble constant $H_0$ and the density parameter $\\beta = \\Omega^{0.6}/b$, where $b$ is the linear bias. We find $\\beta_I=0.42^{+0.10}_{-0.06}$ and $\\beta_O=0.26\\pm0.08$ for the IRAS and ORS comparisons, respectively, and $H_0=74\\pm4$ \\kmsMpc (with an additional 9% uncertainty due to the Cepheids themselves). The match between predicted and obs"},"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":"astro-ph/9910340","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1999-10-19T12:03:53Z","cross_cats_sorted":[],"title_canon_sha256":"4d34fbb4379fbf6725395c1cf95d3280c3e24c6f624718f321c6e04938a2066c","abstract_canon_sha256":"32817bc429ddaa5d46c9ea06f053aa6f5ca96cd2cbf685628ecab8930fa6c731"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:11:43.254405Z","signature_b64":"wQ3wNoILKI9ahP6aDM368ZSCnKpL36oxYw1KPN25EnM8j0AzfTxRP+/ZMSoZhTt8UOGjrEcf8JG3XCFUFrItDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5a214d66f8e6eb7804f925e24d71fbc12bdcbab47bad0fe5cdf8bc9179855fe3","last_reissued_at":"2026-07-04T16:11:43.253997Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:11:43.253997Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A First Comparison of the SBF Survey Distances with the Galaxy Density Field: Implications for H_0 and Omega","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Dressler, E. A. Ajhar, J. L. Tonry, J. P. Blakeslee, M. Davis","submitted_at":"1999-10-19T12:03:53Z","abstract_excerpt":"We compare the peculiar velocities measured in the SBF Survey of Galaxy Distances with the predictions from the density fields of the IRAS 1.2 Jy flux-limited redshift survey and the Optical Redshift Survey (ORS) to derive simultaneous constraints on the Hubble constant $H_0$ and the density parameter $\\beta = \\Omega^{0.6}/b$, where $b$ is the linear bias. We find $\\beta_I=0.42^{+0.10}_{-0.06}$ and $\\beta_O=0.26\\pm0.08$ for the IRAS and ORS comparisons, respectively, and $H_0=74\\pm4$ \\kmsMpc (with an additional 9% uncertainty due to the Cepheids themselves). The match between predicted and obs"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9910340","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/astro-ph/9910340/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":"astro-ph/9910340","created_at":"2026-07-04T16:11:43.254056+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9910340v1","created_at":"2026-07-04T16:11:43.254056+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9910340","created_at":"2026-07-04T16:11:43.254056+00:00"},{"alias_kind":"pith_short_12","alias_value":"LIQU2ZXY43VX","created_at":"2026-07-04T16:11:43.254056+00:00"},{"alias_kind":"pith_short_16","alias_value":"LIQU2ZXY43VXQBHZ","created_at":"2026-07-04T16:11:43.254056+00:00"},{"alias_kind":"pith_short_8","alias_value":"LIQU2ZXY","created_at":"2026-07-04T16:11:43.254056+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/LIQU2ZXY43VXQBHZEXRE24P3YE","json":"https://pith.science/pith/LIQU2ZXY43VXQBHZEXRE24P3YE.json","graph_json":"https://pith.science/api/pith-number/LIQU2ZXY43VXQBHZEXRE24P3YE/graph.json","events_json":"https://pith.science/api/pith-number/LIQU2ZXY43VXQBHZEXRE24P3YE/events.json","paper":"https://pith.science/paper/LIQU2ZXY"},"agent_actions":{"view_html":"https://pith.science/pith/LIQU2ZXY43VXQBHZEXRE24P3YE","download_json":"https://pith.science/pith/LIQU2ZXY43VXQBHZEXRE24P3YE.json","view_paper":"https://pith.science/paper/LIQU2ZXY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/9910340&json=true","fetch_graph":"https://pith.science/api/pith-number/LIQU2ZXY43VXQBHZEXRE24P3YE/graph.json","fetch_events":"https://pith.science/api/pith-number/LIQU2ZXY43VXQBHZEXRE24P3YE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LIQU2ZXY43VXQBHZEXRE24P3YE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LIQU2ZXY43VXQBHZEXRE24P3YE/action/storage_attestation","attest_author":"https://pith.science/pith/LIQU2ZXY43VXQBHZEXRE24P3YE/action/author_attestation","sign_citation":"https://pith.science/pith/LIQU2ZXY43VXQBHZEXRE24P3YE/action/citation_signature","submit_replication":"https://pith.science/pith/LIQU2ZXY43VXQBHZEXRE24P3YE/action/replication_record"}},"created_at":"2026-07-04T16:11:43.254056+00:00","updated_at":"2026-07-04T16:11:43.254056+00:00"}