{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:2XW36NXE74AAEDLBAKWCVAEAYJ","short_pith_number":"pith:2XW36NXE","schema_version":"1.0","canonical_sha256":"d5edbf36e4ff00020d6102ac2a8080c259294913014135946fdca4b6f8644c8e","source":{"kind":"arxiv","id":"2410.05816","version":1},"attestation_state":"computed","paper":{"title":"One trick to treat them all: SuperEasy linear response for any hot dark matter in $N$-body simulations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Amol Upadhye, Giovanni Pierobon, Markus R. Mosbech, Yvonne Y. Y. Wong","submitted_at":"2024-10-08T08:46:09Z","abstract_excerpt":"We generalise the SuperEasy linear response method, originally developed to describe massive neutrinos in cosmological $N$-body simulations, to any hot dark matter (HDM) species with arbitrary momentum distributions. The method uses analytical solutions of the HDM phase space perturbations in various limits and constructs from them a modification factor to the gravitational potential that tricks the cold particles into trajectories as if HDM particles were present in the simulation box. The modification factor is algebraic in the cosmological parameters and requires no fitting. Implementing th"},"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":"2410.05816","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-10-08T08:46:09Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"825e0b15c698297a0a9ac4029cfc3395a03f704b5bd843e339b2ea2e7b871b93","abstract_canon_sha256":"fd412e198b956de4f476e895afa3ce91ad74461e227896f25140723e063d34b8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:17:25.231857Z","signature_b64":"BKPQsEYfs3h/KTtbHOWO2LqN1a9pwc40AY+mQHo8CHIEUMUVmYr99Vx8CUi11DNEup2k/lPNvump3+7VJ1jxCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d5edbf36e4ff00020d6102ac2a8080c259294913014135946fdca4b6f8644c8e","last_reissued_at":"2026-07-05T09:17:25.231297Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:17:25.231297Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"One trick to treat them all: SuperEasy linear response for any hot dark matter in $N$-body simulations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Amol Upadhye, Giovanni Pierobon, Markus R. Mosbech, Yvonne Y. Y. Wong","submitted_at":"2024-10-08T08:46:09Z","abstract_excerpt":"We generalise the SuperEasy linear response method, originally developed to describe massive neutrinos in cosmological $N$-body simulations, to any hot dark matter (HDM) species with arbitrary momentum distributions. The method uses analytical solutions of the HDM phase space perturbations in various limits and constructs from them a modification factor to the gravitational potential that tricks the cold particles into trajectories as if HDM particles were present in the simulation box. The modification factor is algebraic in the cosmological parameters and requires no fitting. Implementing th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.05816","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/2410.05816/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":"2410.05816","created_at":"2026-07-05T09:17:25.231390+00:00"},{"alias_kind":"arxiv_version","alias_value":"2410.05816v1","created_at":"2026-07-05T09:17:25.231390+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.05816","created_at":"2026-07-05T09:17:25.231390+00:00"},{"alias_kind":"pith_short_12","alias_value":"2XW36NXE74AA","created_at":"2026-07-05T09:17:25.231390+00:00"},{"alias_kind":"pith_short_16","alias_value":"2XW36NXE74AAEDLB","created_at":"2026-07-05T09:17:25.231390+00:00"},{"alias_kind":"pith_short_8","alias_value":"2XW36NXE","created_at":"2026-07-05T09:17:25.231390+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/2XW36NXE74AAEDLBAKWCVAEAYJ","json":"https://pith.science/pith/2XW36NXE74AAEDLBAKWCVAEAYJ.json","graph_json":"https://pith.science/api/pith-number/2XW36NXE74AAEDLBAKWCVAEAYJ/graph.json","events_json":"https://pith.science/api/pith-number/2XW36NXE74AAEDLBAKWCVAEAYJ/events.json","paper":"https://pith.science/paper/2XW36NXE"},"agent_actions":{"view_html":"https://pith.science/pith/2XW36NXE74AAEDLBAKWCVAEAYJ","download_json":"https://pith.science/pith/2XW36NXE74AAEDLBAKWCVAEAYJ.json","view_paper":"https://pith.science/paper/2XW36NXE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2410.05816&json=true","fetch_graph":"https://pith.science/api/pith-number/2XW36NXE74AAEDLBAKWCVAEAYJ/graph.json","fetch_events":"https://pith.science/api/pith-number/2XW36NXE74AAEDLBAKWCVAEAYJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2XW36NXE74AAEDLBAKWCVAEAYJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2XW36NXE74AAEDLBAKWCVAEAYJ/action/storage_attestation","attest_author":"https://pith.science/pith/2XW36NXE74AAEDLBAKWCVAEAYJ/action/author_attestation","sign_citation":"https://pith.science/pith/2XW36NXE74AAEDLBAKWCVAEAYJ/action/citation_signature","submit_replication":"https://pith.science/pith/2XW36NXE74AAEDLBAKWCVAEAYJ/action/replication_record"}},"created_at":"2026-07-05T09:17:25.231390+00:00","updated_at":"2026-07-05T09:17:25.231390+00:00"}