{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2001:ZAA4CGRUBIGZOLH3HKLCNDYNC6","short_pith_number":"pith:ZAA4CGRU","schema_version":"1.0","canonical_sha256":"c801c11a340a0d972cfb3a96268f0d17b4ba86adfb908a0285abc9ee27f4dc46","source":{"kind":"arxiv","id":"astro-ph/0106358","version":1},"attestation_state":"computed","paper":{"title":"Galactic Mergers with Supermassive Black Holes","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"David Merritt (Rutgers University), Fidel Cruz","submitted_at":"2001-06-20T14:21:19Z","abstract_excerpt":"We present the results of N-body simulations of the accretion of high-density dwarf galaxies by low-density giant galaxies. Both galaxies contain power-law central density cusps and point masses representing supermassive black holes; the ratio of galaxy masses is 3:1. The cusp of the dwarf galaxy is always disrupted during the merger, leading to a remnant with a weak power law in the intrinsic density and a ``core'' in the projected density. Removing both black holes from the giant and dwarf galaxies allows the dwarf galaxy to remain intact and leads to a remnant with a high central density, c"},"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":"astro-ph/0106358","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2001-06-20T14:21:19Z","cross_cats_sorted":[],"title_canon_sha256":"976e11b090b0fd173f755666b990e5319e27602e1c84e1d81bdd853cc9a4d4ad","abstract_canon_sha256":"382bfee0ed2c80e6502e814ec768a018c75c2d8fbbd2f8499beee1c665f258d9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:11:19.505523Z","signature_b64":"v/xWWZAIRM0XHEZkovZ4LwChnjuHFxamrTIFW9pJACeh6b/UZx3MJuEKWcTKApSMM8cfJPLTuioQ/OXmTH+9Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c801c11a340a0d972cfb3a96268f0d17b4ba86adfb908a0285abc9ee27f4dc46","last_reissued_at":"2026-07-04T14:11:19.505060Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:11:19.505060Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Galactic Mergers with Supermassive Black Holes","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"David Merritt (Rutgers University), Fidel Cruz","submitted_at":"2001-06-20T14:21:19Z","abstract_excerpt":"We present the results of N-body simulations of the accretion of high-density dwarf galaxies by low-density giant galaxies. Both galaxies contain power-law central density cusps and point masses representing supermassive black holes; the ratio of galaxy masses is 3:1. The cusp of the dwarf galaxy is always disrupted during the merger, leading to a remnant with a weak power law in the intrinsic density and a ``core'' in the projected density. Removing both black holes from the giant and dwarf galaxies allows the dwarf galaxy to remain intact and leads to a remnant with a high central density, c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0106358","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0106358/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"astro-ph/0106358","created_at":"2026-07-04T14:11:19.505122+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0106358v1","created_at":"2026-07-04T14:11:19.505122+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0106358","created_at":"2026-07-04T14:11:19.505122+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZAA4CGRUBIGZ","created_at":"2026-07-04T14:11:19.505122+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZAA4CGRUBIGZOLH3","created_at":"2026-07-04T14:11:19.505122+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZAA4CGRU","created_at":"2026-07-04T14:11:19.505122+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/ZAA4CGRUBIGZOLH3HKLCNDYNC6","json":"https://pith.science/pith/ZAA4CGRUBIGZOLH3HKLCNDYNC6.json","graph_json":"https://pith.science/api/pith-number/ZAA4CGRUBIGZOLH3HKLCNDYNC6/graph.json","events_json":"https://pith.science/api/pith-number/ZAA4CGRUBIGZOLH3HKLCNDYNC6/events.json","paper":"https://pith.science/paper/ZAA4CGRU"},"agent_actions":{"view_html":"https://pith.science/pith/ZAA4CGRUBIGZOLH3HKLCNDYNC6","download_json":"https://pith.science/pith/ZAA4CGRUBIGZOLH3HKLCNDYNC6.json","view_paper":"https://pith.science/paper/ZAA4CGRU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0106358&json=true","fetch_graph":"https://pith.science/api/pith-number/ZAA4CGRUBIGZOLH3HKLCNDYNC6/graph.json","fetch_events":"https://pith.science/api/pith-number/ZAA4CGRUBIGZOLH3HKLCNDYNC6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZAA4CGRUBIGZOLH3HKLCNDYNC6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZAA4CGRUBIGZOLH3HKLCNDYNC6/action/storage_attestation","attest_author":"https://pith.science/pith/ZAA4CGRUBIGZOLH3HKLCNDYNC6/action/author_attestation","sign_citation":"https://pith.science/pith/ZAA4CGRUBIGZOLH3HKLCNDYNC6/action/citation_signature","submit_replication":"https://pith.science/pith/ZAA4CGRUBIGZOLH3HKLCNDYNC6/action/replication_record"}},"created_at":"2026-07-04T14:11:19.505122+00:00","updated_at":"2026-07-04T14:11:19.505122+00:00"}