{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:FAPKH3SV36JV4EWNJSJSFKNPKA","short_pith_number":"pith:FAPKH3SV","schema_version":"1.0","canonical_sha256":"281ea3ee55df935e12cd4c9322a9af5020306ce0c7f80830f6952449ab3ca8c4","source":{"kind":"arxiv","id":"1603.00526","version":2},"attestation_state":"computed","paper":{"title":"From cusps to cores: a stochastic model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Amr El-Zant, Francoise Combes, Jonathan Freundlich","submitted_at":"2016-03-02T00:02:46Z","abstract_excerpt":"The cold dark matter model of structure formation faces apparent problems on galactic scales. Several threads point to excessive halo concentration, including central densities that rise too steeply with decreasing radius. Yet, random fluctuations in the gaseous component can 'heat' the centres of haloes, decreasing their densities. We present a theoretical model deriving this effect from first principles: stochastic variations in the gas density are converted into potential fluctuations that act on the dark matter; the associated force correlation function is calculated and the corresponding "},"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":"1603.00526","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-03-02T00:02:46Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"a1db64e78cb3bd066af0707485f0dd450934ded1c5cde928337f507b4ed6521b","abstract_canon_sha256":"0d35a811560e8d75198dfd5516b9345941e4cc049c7aeaca9389e46fac0b670b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:10:30.946756Z","signature_b64":"SAANOuOhKT33egoDzgQTTSpG9gHjzhRwzXWG4G1KS5n5GFcoQ7g/ianNagllU5Lkkl1oBTTGw57zeLAqIJiXBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"281ea3ee55df935e12cd4c9322a9af5020306ce0c7f80830f6952449ab3ca8c4","last_reissued_at":"2026-05-18T01:10:30.946216Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:10:30.946216Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"From cusps to cores: a stochastic model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Amr El-Zant, Francoise Combes, Jonathan Freundlich","submitted_at":"2016-03-02T00:02:46Z","abstract_excerpt":"The cold dark matter model of structure formation faces apparent problems on galactic scales. Several threads point to excessive halo concentration, including central densities that rise too steeply with decreasing radius. Yet, random fluctuations in the gaseous component can 'heat' the centres of haloes, decreasing their densities. We present a theoretical model deriving this effect from first principles: stochastic variations in the gas density are converted into potential fluctuations that act on the dark matter; the associated force correlation function is calculated and the corresponding "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.00526","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":"1603.00526","created_at":"2026-05-18T01:10:30.946298+00:00"},{"alias_kind":"arxiv_version","alias_value":"1603.00526v2","created_at":"2026-05-18T01:10:30.946298+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.00526","created_at":"2026-05-18T01:10:30.946298+00:00"},{"alias_kind":"pith_short_12","alias_value":"FAPKH3SV36JV","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_16","alias_value":"FAPKH3SV36JV4EWN","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_8","alias_value":"FAPKH3SV","created_at":"2026-05-18T12:30:15.759754+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/FAPKH3SV36JV4EWNJSJSFKNPKA","json":"https://pith.science/pith/FAPKH3SV36JV4EWNJSJSFKNPKA.json","graph_json":"https://pith.science/api/pith-number/FAPKH3SV36JV4EWNJSJSFKNPKA/graph.json","events_json":"https://pith.science/api/pith-number/FAPKH3SV36JV4EWNJSJSFKNPKA/events.json","paper":"https://pith.science/paper/FAPKH3SV"},"agent_actions":{"view_html":"https://pith.science/pith/FAPKH3SV36JV4EWNJSJSFKNPKA","download_json":"https://pith.science/pith/FAPKH3SV36JV4EWNJSJSFKNPKA.json","view_paper":"https://pith.science/paper/FAPKH3SV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1603.00526&json=true","fetch_graph":"https://pith.science/api/pith-number/FAPKH3SV36JV4EWNJSJSFKNPKA/graph.json","fetch_events":"https://pith.science/api/pith-number/FAPKH3SV36JV4EWNJSJSFKNPKA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FAPKH3SV36JV4EWNJSJSFKNPKA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FAPKH3SV36JV4EWNJSJSFKNPKA/action/storage_attestation","attest_author":"https://pith.science/pith/FAPKH3SV36JV4EWNJSJSFKNPKA/action/author_attestation","sign_citation":"https://pith.science/pith/FAPKH3SV36JV4EWNJSJSFKNPKA/action/citation_signature","submit_replication":"https://pith.science/pith/FAPKH3SV36JV4EWNJSJSFKNPKA/action/replication_record"}},"created_at":"2026-05-18T01:10:30.946298+00:00","updated_at":"2026-05-18T01:10:30.946298+00:00"}