{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:N5ISPL4ZRPIEUVSKZBOMTXA7J3","short_pith_number":"pith:N5ISPL4Z","schema_version":"1.0","canonical_sha256":"6f5127af998bd04a564ac85cc9dc1f4ed9493aa7dae96407cf3f7cd01c48f299","source":{"kind":"arxiv","id":"2512.12304","version":2},"attestation_state":"computed","paper":{"title":"Local Nonlinear Transforms Effectively Extract Cosmological Information From Large-Scale Structure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Hao-Ran Yu, Ping He, Yun Wang, Yu Yu","submitted_at":"2025-12-13T12:08:36Z","abstract_excerpt":"Extracting cosmological information from nonlinear and non-Gaussian large-scale structure remains a major challenge. We introduce the (Zel'dovich-inspired) ZI transform, a simple one-parameter local nonlinear transform in which $\\eta$ controls the weighting of higher-order information in the transformed density field. For $\\eta\\geq3$, the transform can substantially suppress gravitational non-Gaussianity. Using the \\textsc{Quijote} suite and Fisher information analysis over summed neutrino mass $M_\\nu$, primordial non-Gaussianity $f_\\mathrm{NL}$ with different shapes, and $\\Lambda$CDM paramete"},"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":"2512.12304","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-12-13T12:08:36Z","cross_cats_sorted":[],"title_canon_sha256":"fc55ee3abd0b9d788402c3aca5102af066dea04e730f6e99a2f49d7b9eaced96","abstract_canon_sha256":"560269b16b428b78e6af6c9f6fae03fc02bc06862a1ee1eb9724a0c647a4c56b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-30T02:17:12.997906Z","signature_b64":"hSiuJRifl/H+J73JnPPbM9Aln4v+QXz/5QE6yyhYQIMerDeG8ww4sqgjrZHQd/rPeSaHVYHUhwA3bDRegZnZCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6f5127af998bd04a564ac85cc9dc1f4ed9493aa7dae96407cf3f7cd01c48f299","last_reissued_at":"2026-06-30T02:17:12.997169Z","signature_status":"signed_v1","first_computed_at":"2026-06-30T02:17:12.997169Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Local Nonlinear Transforms Effectively Extract Cosmological Information From Large-Scale Structure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Hao-Ran Yu, Ping He, Yun Wang, Yu Yu","submitted_at":"2025-12-13T12:08:36Z","abstract_excerpt":"Extracting cosmological information from nonlinear and non-Gaussian large-scale structure remains a major challenge. We introduce the (Zel'dovich-inspired) ZI transform, a simple one-parameter local nonlinear transform in which $\\eta$ controls the weighting of higher-order information in the transformed density field. For $\\eta\\geq3$, the transform can substantially suppress gravitational non-Gaussianity. Using the \\textsc{Quijote} suite and Fisher information analysis over summed neutrino mass $M_\\nu$, primordial non-Gaussianity $f_\\mathrm{NL}$ with different shapes, and $\\Lambda$CDM paramete"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2512.12304","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2512.12304/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":"2512.12304","created_at":"2026-06-30T02:17:12.997260+00:00"},{"alias_kind":"arxiv_version","alias_value":"2512.12304v2","created_at":"2026-06-30T02:17:12.997260+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2512.12304","created_at":"2026-06-30T02:17:12.997260+00:00"},{"alias_kind":"pith_short_12","alias_value":"N5ISPL4ZRPIE","created_at":"2026-06-30T02:17:12.997260+00:00"},{"alias_kind":"pith_short_16","alias_value":"N5ISPL4ZRPIEUVSK","created_at":"2026-06-30T02:17:12.997260+00:00"},{"alias_kind":"pith_short_8","alias_value":"N5ISPL4Z","created_at":"2026-06-30T02:17:12.997260+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/N5ISPL4ZRPIEUVSKZBOMTXA7J3","json":"https://pith.science/pith/N5ISPL4ZRPIEUVSKZBOMTXA7J3.json","graph_json":"https://pith.science/api/pith-number/N5ISPL4ZRPIEUVSKZBOMTXA7J3/graph.json","events_json":"https://pith.science/api/pith-number/N5ISPL4ZRPIEUVSKZBOMTXA7J3/events.json","paper":"https://pith.science/paper/N5ISPL4Z"},"agent_actions":{"view_html":"https://pith.science/pith/N5ISPL4ZRPIEUVSKZBOMTXA7J3","download_json":"https://pith.science/pith/N5ISPL4ZRPIEUVSKZBOMTXA7J3.json","view_paper":"https://pith.science/paper/N5ISPL4Z","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2512.12304&json=true","fetch_graph":"https://pith.science/api/pith-number/N5ISPL4ZRPIEUVSKZBOMTXA7J3/graph.json","fetch_events":"https://pith.science/api/pith-number/N5ISPL4ZRPIEUVSKZBOMTXA7J3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/N5ISPL4ZRPIEUVSKZBOMTXA7J3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/N5ISPL4ZRPIEUVSKZBOMTXA7J3/action/storage_attestation","attest_author":"https://pith.science/pith/N5ISPL4ZRPIEUVSKZBOMTXA7J3/action/author_attestation","sign_citation":"https://pith.science/pith/N5ISPL4ZRPIEUVSKZBOMTXA7J3/action/citation_signature","submit_replication":"https://pith.science/pith/N5ISPL4ZRPIEUVSKZBOMTXA7J3/action/replication_record"}},"created_at":"2026-06-30T02:17:12.997260+00:00","updated_at":"2026-06-30T02:17:12.997260+00:00"}