{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1997:Z6SE7VANF4L7LI6UQCPV4BNCOX","short_pith_number":"pith:Z6SE7VAN","schema_version":"1.0","canonical_sha256":"cfa44fd40d2f17f5a3d4809f5e05a275e4860e7828a31a972c6124ca26a02e64","source":{"kind":"arxiv","id":"astro-ph/9711272","version":1},"attestation_state":"computed","paper":{"title":"Omega_M and the CNOC Surveys","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"C. J. Pritchet, C.W. Shepherd, D. Patton, D. Schade, E. Ellingson, F.D.A. Hartwick, G. Wirth, H.K.C. Yee, H. Lin, J. B. Hutchings, J. B. Oke, J.E. Hesser, M. Balogh, M. Sawicki, R. Abraham, R.G. Carlberg, S.L. Morris, & T. Smecker-Hane","submitted_at":"1997-11-22T16:25:24Z","abstract_excerpt":"The CNOC1 cluster survey measures Omega_M via Oort's method, Omega_M= M/L x j/rho_c, where M/L is the field mass-to-light ratio, j is the field luminosity density and rho_c is the closure density. A wide range of potential systematic effects are explicitly controlled by independently deriving the mean cluster mass profile (finding good agreement with theoretical predictions), the cluster light profile, the redshift evolution of both cluster and field galaxies, the differential evolution between the two, and the field and cluster efficiencies for the conversion of baryons into galaxies. We conc"},"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/9711272","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1997-11-22T16:25:24Z","cross_cats_sorted":[],"title_canon_sha256":"2d5206b607fbce62c5d38c05b2779b714ad9e24ab2f1048ce3589b473ea02d72","abstract_canon_sha256":"1243ceb65eac5dc0394576a73aa0815c00c2600016196ae1dca07a3f712e0958"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:15:25.535212Z","signature_b64":"QFVnKnHQ9mouERka+B5KD6eQI/V8oLDm4NWRrqIKzCdjcMkGO+vbkdeXra9Np0xsG6zPNGgLIytfkwSvOphgCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cfa44fd40d2f17f5a3d4809f5e05a275e4860e7828a31a972c6124ca26a02e64","last_reissued_at":"2026-07-04T14:15:25.534779Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:15:25.534779Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Omega_M and the CNOC Surveys","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"C. J. Pritchet, C.W. Shepherd, D. Patton, D. Schade, E. Ellingson, F.D.A. Hartwick, G. Wirth, H.K.C. Yee, H. Lin, J. B. Hutchings, J. B. Oke, J.E. Hesser, M. Balogh, M. Sawicki, R. Abraham, R.G. Carlberg, S.L. Morris, & T. Smecker-Hane","submitted_at":"1997-11-22T16:25:24Z","abstract_excerpt":"The CNOC1 cluster survey measures Omega_M via Oort's method, Omega_M= M/L x j/rho_c, where M/L is the field mass-to-light ratio, j is the field luminosity density and rho_c is the closure density. A wide range of potential systematic effects are explicitly controlled by independently deriving the mean cluster mass profile (finding good agreement with theoretical predictions), the cluster light profile, the redshift evolution of both cluster and field galaxies, the differential evolution between the two, and the field and cluster efficiencies for the conversion of baryons into galaxies. We conc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9711272","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/9711272/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/9711272","created_at":"2026-07-04T14:15:25.534858+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9711272v1","created_at":"2026-07-04T14:15:25.534858+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9711272","created_at":"2026-07-04T14:15:25.534858+00:00"},{"alias_kind":"pith_short_12","alias_value":"Z6SE7VANF4L7","created_at":"2026-07-04T14:15:25.534858+00:00"},{"alias_kind":"pith_short_16","alias_value":"Z6SE7VANF4L7LI6U","created_at":"2026-07-04T14:15:25.534858+00:00"},{"alias_kind":"pith_short_8","alias_value":"Z6SE7VAN","created_at":"2026-07-04T14:15:25.534858+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/Z6SE7VANF4L7LI6UQCPV4BNCOX","json":"https://pith.science/pith/Z6SE7VANF4L7LI6UQCPV4BNCOX.json","graph_json":"https://pith.science/api/pith-number/Z6SE7VANF4L7LI6UQCPV4BNCOX/graph.json","events_json":"https://pith.science/api/pith-number/Z6SE7VANF4L7LI6UQCPV4BNCOX/events.json","paper":"https://pith.science/paper/Z6SE7VAN"},"agent_actions":{"view_html":"https://pith.science/pith/Z6SE7VANF4L7LI6UQCPV4BNCOX","download_json":"https://pith.science/pith/Z6SE7VANF4L7LI6UQCPV4BNCOX.json","view_paper":"https://pith.science/paper/Z6SE7VAN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/9711272&json=true","fetch_graph":"https://pith.science/api/pith-number/Z6SE7VANF4L7LI6UQCPV4BNCOX/graph.json","fetch_events":"https://pith.science/api/pith-number/Z6SE7VANF4L7LI6UQCPV4BNCOX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Z6SE7VANF4L7LI6UQCPV4BNCOX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Z6SE7VANF4L7LI6UQCPV4BNCOX/action/storage_attestation","attest_author":"https://pith.science/pith/Z6SE7VANF4L7LI6UQCPV4BNCOX/action/author_attestation","sign_citation":"https://pith.science/pith/Z6SE7VANF4L7LI6UQCPV4BNCOX/action/citation_signature","submit_replication":"https://pith.science/pith/Z6SE7VANF4L7LI6UQCPV4BNCOX/action/replication_record"}},"created_at":"2026-07-04T14:15:25.534858+00:00","updated_at":"2026-07-04T14:15:25.534858+00:00"}