{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:7OLJUQBIL34A27TIBBB4EUQA3V","short_pith_number":"pith:7OLJUQBI","schema_version":"1.0","canonical_sha256":"fb969a40285ef80d7e680843c25200dd7e23b4cece4b173f7c39939c1ae1b846","source":{"kind":"arxiv","id":"1702.00402","version":1},"attestation_state":"computed","paper":{"title":"Compact Groups analysis using weak gravitational lensing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Diego Garcia Lambas, Elizabeth Johana Gonzalez, Gael Fo\\\"ex, Mart\\'in Chalela","submitted_at":"2017-02-01T19:00:01Z","abstract_excerpt":"We present a weak lensing analysis of a sample of SDSS Compact Groups (CGs). Using the measured radial density contrast profile, we derive the average masses under the assumption of spherical symmetry, obtaining a velocity dispersion for the Singular Isothermal Spherical model, $\\sigma_V = 270 \\pm 40 \\rm ~km~s^{-1}$, and for the NFW model, $R_{200}=0.53\\pm0.10\\,h_{70}^{-1}\\,\\rm Mpc$. We test three different definitions of CGs centres to identify which best traces the true dark matter halo centre, concluding that a luminosity weighted centre is the most suitable choice. We also study the lensin"},"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":"1702.00402","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-02-01T19:00:01Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"567bd69335ce02bea0fac1a7bee3b244d20304a790160d684c80b9cf7019875c","abstract_canon_sha256":"37af09a4012b9dc3f48d8182e1699b997735d5c1e180eee6c7e20f82c58c165a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:33.591031Z","signature_b64":"zTjs6R6Ua4jA72Nnyw0HwsGXAnFnlGR3QH3XCbaBGxJ9Ud/g4NloIQxfaJoAotkvA9ikg5N9QkfN9odszwTECA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fb969a40285ef80d7e680843c25200dd7e23b4cece4b173f7c39939c1ae1b846","last_reissued_at":"2026-05-18T00:51:33.590554Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:33.590554Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Compact Groups analysis using weak gravitational lensing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Diego Garcia Lambas, Elizabeth Johana Gonzalez, Gael Fo\\\"ex, Mart\\'in Chalela","submitted_at":"2017-02-01T19:00:01Z","abstract_excerpt":"We present a weak lensing analysis of a sample of SDSS Compact Groups (CGs). Using the measured radial density contrast profile, we derive the average masses under the assumption of spherical symmetry, obtaining a velocity dispersion for the Singular Isothermal Spherical model, $\\sigma_V = 270 \\pm 40 \\rm ~km~s^{-1}$, and for the NFW model, $R_{200}=0.53\\pm0.10\\,h_{70}^{-1}\\,\\rm Mpc$. We test three different definitions of CGs centres to identify which best traces the true dark matter halo centre, concluding that a luminosity weighted centre is the most suitable choice. We also study the lensin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.00402","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":"1702.00402","created_at":"2026-05-18T00:51:33.590628+00:00"},{"alias_kind":"arxiv_version","alias_value":"1702.00402v1","created_at":"2026-05-18T00:51:33.590628+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.00402","created_at":"2026-05-18T00:51:33.590628+00:00"},{"alias_kind":"pith_short_12","alias_value":"7OLJUQBIL34A","created_at":"2026-05-18T12:31:05.417338+00:00"},{"alias_kind":"pith_short_16","alias_value":"7OLJUQBIL34A27TI","created_at":"2026-05-18T12:31:05.417338+00:00"},{"alias_kind":"pith_short_8","alias_value":"7OLJUQBI","created_at":"2026-05-18T12:31:05.417338+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/7OLJUQBIL34A27TIBBB4EUQA3V","json":"https://pith.science/pith/7OLJUQBIL34A27TIBBB4EUQA3V.json","graph_json":"https://pith.science/api/pith-number/7OLJUQBIL34A27TIBBB4EUQA3V/graph.json","events_json":"https://pith.science/api/pith-number/7OLJUQBIL34A27TIBBB4EUQA3V/events.json","paper":"https://pith.science/paper/7OLJUQBI"},"agent_actions":{"view_html":"https://pith.science/pith/7OLJUQBIL34A27TIBBB4EUQA3V","download_json":"https://pith.science/pith/7OLJUQBIL34A27TIBBB4EUQA3V.json","view_paper":"https://pith.science/paper/7OLJUQBI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1702.00402&json=true","fetch_graph":"https://pith.science/api/pith-number/7OLJUQBIL34A27TIBBB4EUQA3V/graph.json","fetch_events":"https://pith.science/api/pith-number/7OLJUQBIL34A27TIBBB4EUQA3V/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7OLJUQBIL34A27TIBBB4EUQA3V/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7OLJUQBIL34A27TIBBB4EUQA3V/action/storage_attestation","attest_author":"https://pith.science/pith/7OLJUQBIL34A27TIBBB4EUQA3V/action/author_attestation","sign_citation":"https://pith.science/pith/7OLJUQBIL34A27TIBBB4EUQA3V/action/citation_signature","submit_replication":"https://pith.science/pith/7OLJUQBIL34A27TIBBB4EUQA3V/action/replication_record"}},"created_at":"2026-05-18T00:51:33.590628+00:00","updated_at":"2026-05-18T00:51:33.590628+00:00"}