{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:6UNLEMD3K3G6QDW3A7CSOWC6TJ","short_pith_number":"pith:6UNLEMD3","schema_version":"1.0","canonical_sha256":"f51ab2307b56cde80edb07c527585e9a619af431b9282544efc0b460f307e41d","source":{"kind":"arxiv","id":"1104.2850","version":1},"attestation_state":"computed","paper":{"title":"The Effect of a Single Supernova Explosion on the Cuspy Density Profile of a Small-Mass Dark Matter Halo","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Emille E. O. Ishida, Luiz Felippe S. Rodrigues, Rafael S. de Souza, Reuven Opher","submitted_at":"2011-04-14T18:02:03Z","abstract_excerpt":"Some observations of galaxies, and in particular dwarf galaxies, indicate a presence of cored density profiles in apparent contradiction with cusp profiles predicted by dark matter N-body simulations. We constructed an analytical model, using particle distribution functions (DFs), to show how a supernova (SN) explosion can transform a cusp density profile in a small-mass dark matter halo into a cored one. Considering the fact that a SN efficiently removes matter from the centre of the first haloes, we study the effect of mass removal through a SN perturbation in the DFs. We found that the tran"},"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":"1104.2850","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-04-14T18:02:03Z","cross_cats_sorted":[],"title_canon_sha256":"3d7a6897880e185f9346c1885c35b1c360bf4f7cb98e181a514b70b80627a3d1","abstract_canon_sha256":"221fd85ab3d3e77e5f4c883795fe2620d120ae4efeda35892da185fabdb4c04c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:22:09.119361Z","signature_b64":"XbMeAC9XO8nWcjJV0dphEdhW/GdQCxh+vUNDJ9EIDydjQ2yC0bvulFP9CaDdLVjghsFK0/gWbdrrnVwm1NwaDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f51ab2307b56cde80edb07c527585e9a619af431b9282544efc0b460f307e41d","last_reissued_at":"2026-05-18T02:22:09.118798Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:22:09.118798Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Effect of a Single Supernova Explosion on the Cuspy Density Profile of a Small-Mass Dark Matter Halo","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Emille E. O. Ishida, Luiz Felippe S. Rodrigues, Rafael S. de Souza, Reuven Opher","submitted_at":"2011-04-14T18:02:03Z","abstract_excerpt":"Some observations of galaxies, and in particular dwarf galaxies, indicate a presence of cored density profiles in apparent contradiction with cusp profiles predicted by dark matter N-body simulations. We constructed an analytical model, using particle distribution functions (DFs), to show how a supernova (SN) explosion can transform a cusp density profile in a small-mass dark matter halo into a cored one. Considering the fact that a SN efficiently removes matter from the centre of the first haloes, we study the effect of mass removal through a SN perturbation in the DFs. We found that the tran"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.2850","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":"1104.2850","created_at":"2026-05-18T02:22:09.118876+00:00"},{"alias_kind":"arxiv_version","alias_value":"1104.2850v1","created_at":"2026-05-18T02:22:09.118876+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.2850","created_at":"2026-05-18T02:22:09.118876+00:00"},{"alias_kind":"pith_short_12","alias_value":"6UNLEMD3K3G6","created_at":"2026-05-18T12:26:22.705136+00:00"},{"alias_kind":"pith_short_16","alias_value":"6UNLEMD3K3G6QDW3","created_at":"2026-05-18T12:26:22.705136+00:00"},{"alias_kind":"pith_short_8","alias_value":"6UNLEMD3","created_at":"2026-05-18T12:26:22.705136+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/6UNLEMD3K3G6QDW3A7CSOWC6TJ","json":"https://pith.science/pith/6UNLEMD3K3G6QDW3A7CSOWC6TJ.json","graph_json":"https://pith.science/api/pith-number/6UNLEMD3K3G6QDW3A7CSOWC6TJ/graph.json","events_json":"https://pith.science/api/pith-number/6UNLEMD3K3G6QDW3A7CSOWC6TJ/events.json","paper":"https://pith.science/paper/6UNLEMD3"},"agent_actions":{"view_html":"https://pith.science/pith/6UNLEMD3K3G6QDW3A7CSOWC6TJ","download_json":"https://pith.science/pith/6UNLEMD3K3G6QDW3A7CSOWC6TJ.json","view_paper":"https://pith.science/paper/6UNLEMD3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1104.2850&json=true","fetch_graph":"https://pith.science/api/pith-number/6UNLEMD3K3G6QDW3A7CSOWC6TJ/graph.json","fetch_events":"https://pith.science/api/pith-number/6UNLEMD3K3G6QDW3A7CSOWC6TJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6UNLEMD3K3G6QDW3A7CSOWC6TJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6UNLEMD3K3G6QDW3A7CSOWC6TJ/action/storage_attestation","attest_author":"https://pith.science/pith/6UNLEMD3K3G6QDW3A7CSOWC6TJ/action/author_attestation","sign_citation":"https://pith.science/pith/6UNLEMD3K3G6QDW3A7CSOWC6TJ/action/citation_signature","submit_replication":"https://pith.science/pith/6UNLEMD3K3G6QDW3A7CSOWC6TJ/action/replication_record"}},"created_at":"2026-05-18T02:22:09.118876+00:00","updated_at":"2026-05-18T02:22:09.118876+00:00"}