{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:UWR2LIBWLHYE4NZPFWBDXDT7XI","short_pith_number":"pith:UWR2LIBW","schema_version":"1.0","canonical_sha256":"a5a3a5a03659f04e372f2d823b8e7fba3a794dc174396bda4e51c93fdcb05df8","source":{"kind":"arxiv","id":"1103.4407","version":2},"attestation_state":"computed","paper":{"title":"Lensing Magnification: A novel method to weigh high-redshift clusters and its application to SpARCS","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Adam Muzzin, Gillian Wilson, Hendrik Hildebrandt, Henk Hoekstra, Howard K.C. Yee, Jason Surace, Konrad Kuijken, Ludovic Van Waerbeke, Thomas Erben","submitted_at":"2011-03-22T23:02:30Z","abstract_excerpt":"We introduce a novel method to measure the masses of galaxy clusters at high redshift selected from optical and IR Spitzer data via the red-sequence technique. Lyman-break galaxies are used as a well understood, high-redshift background sample allowing mass measurements of lenses at unprecedented high redshifts using weak lensing magnification. By stacking a significant number of clusters at different redshifts with average masses of ~1-3x10^14M_sun, as estimated from their richness, we can calibrate the normalisation of the mass-richness relation. With the current data set (area: 6 deg^2) we "},"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":"1103.4407","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-03-22T23:02:30Z","cross_cats_sorted":[],"title_canon_sha256":"dac8ec91bb744db2248cc4378052510965ff87b353e8659b1d3da9710ee1f4cd","abstract_canon_sha256":"b8b992244c5a692bcbc144dff37c146141b6c4c05100d41c0bd5e5c6b0b53c19"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:02:48.007497Z","signature_b64":"q0irZS1QZd7xKK+4JgsLjP316FsQhCUMn+UaLgUoBFPlo71jAM5SxMKvrhaUEJqAoRlhLTYsB188I+xzUa4yBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a5a3a5a03659f04e372f2d823b8e7fba3a794dc174396bda4e51c93fdcb05df8","last_reissued_at":"2026-05-18T02:02:48.006639Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:02:48.006639Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Lensing Magnification: A novel method to weigh high-redshift clusters and its application to SpARCS","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Adam Muzzin, Gillian Wilson, Hendrik Hildebrandt, Henk Hoekstra, Howard K.C. Yee, Jason Surace, Konrad Kuijken, Ludovic Van Waerbeke, Thomas Erben","submitted_at":"2011-03-22T23:02:30Z","abstract_excerpt":"We introduce a novel method to measure the masses of galaxy clusters at high redshift selected from optical and IR Spitzer data via the red-sequence technique. Lyman-break galaxies are used as a well understood, high-redshift background sample allowing mass measurements of lenses at unprecedented high redshifts using weak lensing magnification. By stacking a significant number of clusters at different redshifts with average masses of ~1-3x10^14M_sun, as estimated from their richness, we can calibrate the normalisation of the mass-richness relation. With the current data set (area: 6 deg^2) we "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.4407","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":"1103.4407","created_at":"2026-05-18T02:02:48.006780+00:00"},{"alias_kind":"arxiv_version","alias_value":"1103.4407v2","created_at":"2026-05-18T02:02:48.006780+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.4407","created_at":"2026-05-18T02:02:48.006780+00:00"},{"alias_kind":"pith_short_12","alias_value":"UWR2LIBWLHYE","created_at":"2026-05-18T12:26:42.757692+00:00"},{"alias_kind":"pith_short_16","alias_value":"UWR2LIBWLHYE4NZP","created_at":"2026-05-18T12:26:42.757692+00:00"},{"alias_kind":"pith_short_8","alias_value":"UWR2LIBW","created_at":"2026-05-18T12:26:42.757692+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/UWR2LIBWLHYE4NZPFWBDXDT7XI","json":"https://pith.science/pith/UWR2LIBWLHYE4NZPFWBDXDT7XI.json","graph_json":"https://pith.science/api/pith-number/UWR2LIBWLHYE4NZPFWBDXDT7XI/graph.json","events_json":"https://pith.science/api/pith-number/UWR2LIBWLHYE4NZPFWBDXDT7XI/events.json","paper":"https://pith.science/paper/UWR2LIBW"},"agent_actions":{"view_html":"https://pith.science/pith/UWR2LIBWLHYE4NZPFWBDXDT7XI","download_json":"https://pith.science/pith/UWR2LIBWLHYE4NZPFWBDXDT7XI.json","view_paper":"https://pith.science/paper/UWR2LIBW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1103.4407&json=true","fetch_graph":"https://pith.science/api/pith-number/UWR2LIBWLHYE4NZPFWBDXDT7XI/graph.json","fetch_events":"https://pith.science/api/pith-number/UWR2LIBWLHYE4NZPFWBDXDT7XI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/UWR2LIBWLHYE4NZPFWBDXDT7XI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/UWR2LIBWLHYE4NZPFWBDXDT7XI/action/storage_attestation","attest_author":"https://pith.science/pith/UWR2LIBWLHYE4NZPFWBDXDT7XI/action/author_attestation","sign_citation":"https://pith.science/pith/UWR2LIBWLHYE4NZPFWBDXDT7XI/action/citation_signature","submit_replication":"https://pith.science/pith/UWR2LIBWLHYE4NZPFWBDXDT7XI/action/replication_record"}},"created_at":"2026-05-18T02:02:48.006780+00:00","updated_at":"2026-05-18T02:02:48.006780+00:00"}