{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:3RW56MPLRTUZFDN3WXDRUXHVDL","short_pith_number":"pith:3RW56MPL","schema_version":"1.0","canonical_sha256":"dc6ddf31eb8ce9928dbbb5c71a5cf51afb818107e86015e7ddd055b5441a2671","source":{"kind":"arxiv","id":"1311.2599","version":1},"attestation_state":"computed","paper":{"title":"Resolving the problem of galaxy clustering on small scales: any new physics needed?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Xi Kang","submitted_at":"2013-11-11T21:01:24Z","abstract_excerpt":"Galaxy clustering sets strong constraints on the physics governing galaxy formation and evolution. However, most current models fail to reproduce the clustering of low-mass galaxies on small scales ($r<1Mpc/h$). In this paper we study the galaxy clusterings predicted from a few semi-analytical models. We firstly compare two Munich versions, Guo et al. (2011, Guo11) and De Lucia \\& Blazoit (2007, DLB07). The Guo11 model well reproduces the galaxy stellar mass function, but over-predicts the clustering of low-mass galaxies on small scales. The DLB07 model provides a better fit to the clustering "},"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":"1311.2599","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-11-11T21:01:24Z","cross_cats_sorted":[],"title_canon_sha256":"11f9b1259ccf35038360bfea9887de03bd97b579b2d0c5f8ddfbf66ef5b6a687","abstract_canon_sha256":"7b44554b6196111a035263c7fe0fcebb9098f96456edbd3c83bc7969862e4c63"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:32.206891Z","signature_b64":"AtxAsmsryhDNixi+30vKIw2znM0J7zsL/w+sx1hgh3loWumRgkwhkbGxEqX35eGkTQYZAQRcAD20c1JIjwNrCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dc6ddf31eb8ce9928dbbb5c71a5cf51afb818107e86015e7ddd055b5441a2671","last_reissued_at":"2026-05-18T01:46:32.206489Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:32.206489Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Resolving the problem of galaxy clustering on small scales: any new physics needed?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Xi Kang","submitted_at":"2013-11-11T21:01:24Z","abstract_excerpt":"Galaxy clustering sets strong constraints on the physics governing galaxy formation and evolution. However, most current models fail to reproduce the clustering of low-mass galaxies on small scales ($r<1Mpc/h$). In this paper we study the galaxy clusterings predicted from a few semi-analytical models. We firstly compare two Munich versions, Guo et al. (2011, Guo11) and De Lucia \\& Blazoit (2007, DLB07). The Guo11 model well reproduces the galaxy stellar mass function, but over-predicts the clustering of low-mass galaxies on small scales. The DLB07 model provides a better fit to the clustering "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.2599","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":"1311.2599","created_at":"2026-05-18T01:46:32.206559+00:00"},{"alias_kind":"arxiv_version","alias_value":"1311.2599v1","created_at":"2026-05-18T01:46:32.206559+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.2599","created_at":"2026-05-18T01:46:32.206559+00:00"},{"alias_kind":"pith_short_12","alias_value":"3RW56MPLRTUZ","created_at":"2026-05-18T12:27:32.513160+00:00"},{"alias_kind":"pith_short_16","alias_value":"3RW56MPLRTUZFDN3","created_at":"2026-05-18T12:27:32.513160+00:00"},{"alias_kind":"pith_short_8","alias_value":"3RW56MPL","created_at":"2026-05-18T12:27:32.513160+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/3RW56MPLRTUZFDN3WXDRUXHVDL","json":"https://pith.science/pith/3RW56MPLRTUZFDN3WXDRUXHVDL.json","graph_json":"https://pith.science/api/pith-number/3RW56MPLRTUZFDN3WXDRUXHVDL/graph.json","events_json":"https://pith.science/api/pith-number/3RW56MPLRTUZFDN3WXDRUXHVDL/events.json","paper":"https://pith.science/paper/3RW56MPL"},"agent_actions":{"view_html":"https://pith.science/pith/3RW56MPLRTUZFDN3WXDRUXHVDL","download_json":"https://pith.science/pith/3RW56MPLRTUZFDN3WXDRUXHVDL.json","view_paper":"https://pith.science/paper/3RW56MPL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1311.2599&json=true","fetch_graph":"https://pith.science/api/pith-number/3RW56MPLRTUZFDN3WXDRUXHVDL/graph.json","fetch_events":"https://pith.science/api/pith-number/3RW56MPLRTUZFDN3WXDRUXHVDL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3RW56MPLRTUZFDN3WXDRUXHVDL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3RW56MPLRTUZFDN3WXDRUXHVDL/action/storage_attestation","attest_author":"https://pith.science/pith/3RW56MPLRTUZFDN3WXDRUXHVDL/action/author_attestation","sign_citation":"https://pith.science/pith/3RW56MPLRTUZFDN3WXDRUXHVDL/action/citation_signature","submit_replication":"https://pith.science/pith/3RW56MPLRTUZFDN3WXDRUXHVDL/action/replication_record"}},"created_at":"2026-05-18T01:46:32.206559+00:00","updated_at":"2026-05-18T01:46:32.206559+00:00"}