{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:Y3V77DH3SNCRVZNBZQHTLBL2BZ","short_pith_number":"pith:Y3V77DH3","schema_version":"1.0","canonical_sha256":"c6ebff8cfb93451ae5a1cc0f35857a0e45e309666e4500317d5de72d35b94d2a","source":{"kind":"arxiv","id":"1708.01400","version":2},"attestation_state":"computed","paper":{"title":"Resolution of the apparent discrepancy between the number of massive subhaloes in Abell 2744 and {\\Lambda}CDM","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Carlos S. Frenk, Jie Wang, Liang Gao, Ming Li, Qiao Wang, Ran Li, Tian-Xiang Mao, Xiaoyue Cao","submitted_at":"2017-08-04T07:08:54Z","abstract_excerpt":"Schwinn et al. (2017) have recently compared the abundance and distribution of massive substructures identified in a gravitational lensing analysis of Abell 2744 by Jauzac et al. (2016) and N-body simulation and found no cluster in {\\Lambda}CDM simulation that is similar to Abell 2744. Schwinn et al.(2017) identified the measured projected aperture masses with the actual masses associated with subhaloes in the MXXL N-body simulation. We have used the high resolution Phoenix cluster simulations to show that such an identification is incorrect: the aperture mass is dominated by mass in the body "},"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":"1708.01400","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-08-04T07:08:54Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"b3fbf798f91127eb1baf6302efaf7454ce2293fe6e735a5d309284b24ec20540","abstract_canon_sha256":"f0918d7a2cba569e0bff09cb04dac4b3a566be85e45864f3d041c1523b8c92ea"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:17:13.365743Z","signature_b64":"b6bs62K2JMOpxkxew3ezd4LnWt1A7/v3ba0FuRCNqKr06JlnpVNTNfIGQm1ldWD/IGaVsYEXsXRA4bCUIXP2Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c6ebff8cfb93451ae5a1cc0f35857a0e45e309666e4500317d5de72d35b94d2a","last_reissued_at":"2026-05-18T00:17:13.365073Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:17:13.365073Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Resolution of the apparent discrepancy between the number of massive subhaloes in Abell 2744 and {\\Lambda}CDM","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Carlos S. Frenk, Jie Wang, Liang Gao, Ming Li, Qiao Wang, Ran Li, Tian-Xiang Mao, Xiaoyue Cao","submitted_at":"2017-08-04T07:08:54Z","abstract_excerpt":"Schwinn et al. (2017) have recently compared the abundance and distribution of massive substructures identified in a gravitational lensing analysis of Abell 2744 by Jauzac et al. (2016) and N-body simulation and found no cluster in {\\Lambda}CDM simulation that is similar to Abell 2744. Schwinn et al.(2017) identified the measured projected aperture masses with the actual masses associated with subhaloes in the MXXL N-body simulation. We have used the high resolution Phoenix cluster simulations to show that such an identification is incorrect: the aperture mass is dominated by mass in the body "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.01400","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":"1708.01400","created_at":"2026-05-18T00:17:13.365170+00:00"},{"alias_kind":"arxiv_version","alias_value":"1708.01400v2","created_at":"2026-05-18T00:17:13.365170+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.01400","created_at":"2026-05-18T00:17:13.365170+00:00"},{"alias_kind":"pith_short_12","alias_value":"Y3V77DH3SNCR","created_at":"2026-05-18T12:31:56.362134+00:00"},{"alias_kind":"pith_short_16","alias_value":"Y3V77DH3SNCRVZNB","created_at":"2026-05-18T12:31:56.362134+00:00"},{"alias_kind":"pith_short_8","alias_value":"Y3V77DH3","created_at":"2026-05-18T12:31:56.362134+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/Y3V77DH3SNCRVZNBZQHTLBL2BZ","json":"https://pith.science/pith/Y3V77DH3SNCRVZNBZQHTLBL2BZ.json","graph_json":"https://pith.science/api/pith-number/Y3V77DH3SNCRVZNBZQHTLBL2BZ/graph.json","events_json":"https://pith.science/api/pith-number/Y3V77DH3SNCRVZNBZQHTLBL2BZ/events.json","paper":"https://pith.science/paper/Y3V77DH3"},"agent_actions":{"view_html":"https://pith.science/pith/Y3V77DH3SNCRVZNBZQHTLBL2BZ","download_json":"https://pith.science/pith/Y3V77DH3SNCRVZNBZQHTLBL2BZ.json","view_paper":"https://pith.science/paper/Y3V77DH3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1708.01400&json=true","fetch_graph":"https://pith.science/api/pith-number/Y3V77DH3SNCRVZNBZQHTLBL2BZ/graph.json","fetch_events":"https://pith.science/api/pith-number/Y3V77DH3SNCRVZNBZQHTLBL2BZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Y3V77DH3SNCRVZNBZQHTLBL2BZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Y3V77DH3SNCRVZNBZQHTLBL2BZ/action/storage_attestation","attest_author":"https://pith.science/pith/Y3V77DH3SNCRVZNBZQHTLBL2BZ/action/author_attestation","sign_citation":"https://pith.science/pith/Y3V77DH3SNCRVZNBZQHTLBL2BZ/action/citation_signature","submit_replication":"https://pith.science/pith/Y3V77DH3SNCRVZNBZQHTLBL2BZ/action/replication_record"}},"created_at":"2026-05-18T00:17:13.365170+00:00","updated_at":"2026-05-18T00:17:13.365170+00:00"}