{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:XG74FYLNGSB4BTSKTN422VXTJA","short_pith_number":"pith:XG74FYLN","schema_version":"1.0","canonical_sha256":"b9bfc2e16d3483c0ce4a9b79ad56f3482426870c75096d2d45368f8c0aeef3cf","source":{"kind":"arxiv","id":"1511.07872","version":2},"attestation_state":"computed","paper":{"title":"Hydrostatic and Caustic Mass Profiles of Galaxy Clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Antonaldo Diaferio, Ben J. Maughan, Kenneth J. Rines, Margaret J. Geller, Massimiliano Bonamente, Nina Van der Pyl, Paul A. Giles","submitted_at":"2015-11-24T21:00:01Z","abstract_excerpt":"We compare X-ray and caustic mass profiles for a sample of 16 massive galaxy clusters. We assume hydrostatic equilibrium in interpreting the X-ray data, and use large samples of cluster members with redshifts as a basis for applying the caustic technique. The hydrostatic and caustic masses agree to better than $\\approx20\\%$ on average across the radial range covered by both techniques $(\\sim[0.2-1.25]R_{500})$. The mass profiles were measured independently and do not assume a common functional form. Previous studies suggest that, at $R_{500}$, the hydrostatic and caustic masses are biased low "},"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":"1511.07872","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2015-11-24T21:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"cae67e26c95a6911b22f39b7acd334e04e9d98462089e97132a445625e6939b1","abstract_canon_sha256":"661f9c16a40e154138fadfb76b5ff26b772b3584cf4e58ae6e4165723cdb62aa"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:09:11.850824Z","signature_b64":"jGrl/KWjbXiNyMiVOVlnxYV3RyAM+y8dX4Kv2EUJQZXuA24XTORc6FODqq5Yb3fn23bQCV7eCroWpqJFXqJwAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b9bfc2e16d3483c0ce4a9b79ad56f3482426870c75096d2d45368f8c0aeef3cf","last_reissued_at":"2026-05-18T01:09:11.850245Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:09:11.850245Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Hydrostatic and Caustic Mass Profiles of Galaxy Clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Antonaldo Diaferio, Ben J. Maughan, Kenneth J. Rines, Margaret J. Geller, Massimiliano Bonamente, Nina Van der Pyl, Paul A. Giles","submitted_at":"2015-11-24T21:00:01Z","abstract_excerpt":"We compare X-ray and caustic mass profiles for a sample of 16 massive galaxy clusters. We assume hydrostatic equilibrium in interpreting the X-ray data, and use large samples of cluster members with redshifts as a basis for applying the caustic technique. The hydrostatic and caustic masses agree to better than $\\approx20\\%$ on average across the radial range covered by both techniques $(\\sim[0.2-1.25]R_{500})$. The mass profiles were measured independently and do not assume a common functional form. Previous studies suggest that, at $R_{500}$, the hydrostatic and caustic masses are biased low "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.07872","kind":"arxiv","version":2},"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":"1511.07872","created_at":"2026-05-18T01:09:11.850333+00:00"},{"alias_kind":"arxiv_version","alias_value":"1511.07872v2","created_at":"2026-05-18T01:09:11.850333+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.07872","created_at":"2026-05-18T01:09:11.850333+00:00"},{"alias_kind":"pith_short_12","alias_value":"XG74FYLNGSB4","created_at":"2026-05-18T12:29:50.041715+00:00"},{"alias_kind":"pith_short_16","alias_value":"XG74FYLNGSB4BTSK","created_at":"2026-05-18T12:29:50.041715+00:00"},{"alias_kind":"pith_short_8","alias_value":"XG74FYLN","created_at":"2026-05-18T12:29:50.041715+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/XG74FYLNGSB4BTSKTN422VXTJA","json":"https://pith.science/pith/XG74FYLNGSB4BTSKTN422VXTJA.json","graph_json":"https://pith.science/api/pith-number/XG74FYLNGSB4BTSKTN422VXTJA/graph.json","events_json":"https://pith.science/api/pith-number/XG74FYLNGSB4BTSKTN422VXTJA/events.json","paper":"https://pith.science/paper/XG74FYLN"},"agent_actions":{"view_html":"https://pith.science/pith/XG74FYLNGSB4BTSKTN422VXTJA","download_json":"https://pith.science/pith/XG74FYLNGSB4BTSKTN422VXTJA.json","view_paper":"https://pith.science/paper/XG74FYLN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1511.07872&json=true","fetch_graph":"https://pith.science/api/pith-number/XG74FYLNGSB4BTSKTN422VXTJA/graph.json","fetch_events":"https://pith.science/api/pith-number/XG74FYLNGSB4BTSKTN422VXTJA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XG74FYLNGSB4BTSKTN422VXTJA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XG74FYLNGSB4BTSKTN422VXTJA/action/storage_attestation","attest_author":"https://pith.science/pith/XG74FYLNGSB4BTSKTN422VXTJA/action/author_attestation","sign_citation":"https://pith.science/pith/XG74FYLNGSB4BTSKTN422VXTJA/action/citation_signature","submit_replication":"https://pith.science/pith/XG74FYLNGSB4BTSKTN422VXTJA/action/replication_record"}},"created_at":"2026-05-18T01:09:11.850333+00:00","updated_at":"2026-05-18T01:09:11.850333+00:00"}