{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:SQ55MVZMPVWEPRBH7C3H6RBB3J","short_pith_number":"pith:SQ55MVZM","schema_version":"1.0","canonical_sha256":"943bd6572c7d6c47c427f8b67f4421da44744d6d4ab1648f258947541afd35de","source":{"kind":"arxiv","id":"1109.1609","version":3},"attestation_state":"computed","paper":{"title":"Distribution function approach to redshift space distortions. Part II: N-body simulations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Patrick McDonald, Teppei Okumura, Uros Seljak, Vincent Desjacques","submitted_at":"2011-09-08T01:04:23Z","abstract_excerpt":"Measurement of redshift-space distortions (RSD) offers an attractive method to directly probe the cosmic growth history of density perturbations. A distribution function approach where RSD can be written as a sum over density weighted velocity moment correlators has recently been developed. We use Nbody simulations to investigate the individual contributions and convergence of this expansion for dark matter. If the series is expanded as a function of powers of mu, cosine of the angle between the Fourier mode and line of sight, there are a finite number of terms contributing at each order. We p"},"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":"1109.1609","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-09-08T01:04:23Z","cross_cats_sorted":[],"title_canon_sha256":"93d17ff464048a0f455e803bcab2df026cb3f6f0bce55f3416f5b4b487d4c2d8","abstract_canon_sha256":"30ddfa452f9390959351678c9fdeed3fdf044494370ab05505acba30f1fa2f84"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:38.110362Z","signature_b64":"KioNXQDMBu710cXrYj6Z0jOeyomszBbYbJpvd8Sdnu1NxNGb5yr+VQx2Wh3u1SYV1p06cTG05PLq4qH1cjNcCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"943bd6572c7d6c47c427f8b67f4421da44744d6d4ab1648f258947541afd35de","last_reissued_at":"2026-05-18T02:00:38.109631Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:38.109631Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Distribution function approach to redshift space distortions. Part II: N-body simulations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Patrick McDonald, Teppei Okumura, Uros Seljak, Vincent Desjacques","submitted_at":"2011-09-08T01:04:23Z","abstract_excerpt":"Measurement of redshift-space distortions (RSD) offers an attractive method to directly probe the cosmic growth history of density perturbations. A distribution function approach where RSD can be written as a sum over density weighted velocity moment correlators has recently been developed. We use Nbody simulations to investigate the individual contributions and convergence of this expansion for dark matter. If the series is expanded as a function of powers of mu, cosine of the angle between the Fourier mode and line of sight, there are a finite number of terms contributing at each order. We p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.1609","kind":"arxiv","version":3},"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":"1109.1609","created_at":"2026-05-18T02:00:38.109755+00:00"},{"alias_kind":"arxiv_version","alias_value":"1109.1609v3","created_at":"2026-05-18T02:00:38.109755+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.1609","created_at":"2026-05-18T02:00:38.109755+00:00"},{"alias_kind":"pith_short_12","alias_value":"SQ55MVZMPVWE","created_at":"2026-05-18T12:26:41.206345+00:00"},{"alias_kind":"pith_short_16","alias_value":"SQ55MVZMPVWEPRBH","created_at":"2026-05-18T12:26:41.206345+00:00"},{"alias_kind":"pith_short_8","alias_value":"SQ55MVZM","created_at":"2026-05-18T12:26:41.206345+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/SQ55MVZMPVWEPRBH7C3H6RBB3J","json":"https://pith.science/pith/SQ55MVZMPVWEPRBH7C3H6RBB3J.json","graph_json":"https://pith.science/api/pith-number/SQ55MVZMPVWEPRBH7C3H6RBB3J/graph.json","events_json":"https://pith.science/api/pith-number/SQ55MVZMPVWEPRBH7C3H6RBB3J/events.json","paper":"https://pith.science/paper/SQ55MVZM"},"agent_actions":{"view_html":"https://pith.science/pith/SQ55MVZMPVWEPRBH7C3H6RBB3J","download_json":"https://pith.science/pith/SQ55MVZMPVWEPRBH7C3H6RBB3J.json","view_paper":"https://pith.science/paper/SQ55MVZM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1109.1609&json=true","fetch_graph":"https://pith.science/api/pith-number/SQ55MVZMPVWEPRBH7C3H6RBB3J/graph.json","fetch_events":"https://pith.science/api/pith-number/SQ55MVZMPVWEPRBH7C3H6RBB3J/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SQ55MVZMPVWEPRBH7C3H6RBB3J/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SQ55MVZMPVWEPRBH7C3H6RBB3J/action/storage_attestation","attest_author":"https://pith.science/pith/SQ55MVZMPVWEPRBH7C3H6RBB3J/action/author_attestation","sign_citation":"https://pith.science/pith/SQ55MVZMPVWEPRBH7C3H6RBB3J/action/citation_signature","submit_replication":"https://pith.science/pith/SQ55MVZMPVWEPRBH7C3H6RBB3J/action/replication_record"}},"created_at":"2026-05-18T02:00:38.109755+00:00","updated_at":"2026-05-18T02:00:38.109755+00:00"}