{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:7TNCPYHJ5OSQO2L5K2MI5ONWTK","short_pith_number":"pith:7TNCPYHJ","schema_version":"1.0","canonical_sha256":"fcda27e0e9eba507697d56988eb9b69aaf0a45da1252e0b4dfe7275029b94f89","source":{"kind":"arxiv","id":"0908.4269","version":3},"attestation_state":"computed","paper":{"title":"On Non-Gaussianities in Multi-Field Inflation (N fields): Bi- and Tri-spectra beyond Slow-Roll","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"hep-th","authors_text":"Diana Battefeld, Thorsten Battefeld","submitted_at":"2009-08-31T18:46:20Z","abstract_excerpt":"We compute analytic expressions for the non-linearity parameters characterizing the bi- and tri-spectrum of primordial curvature perturbations generated during an inflationary epoch of the early universe driven by an arbitrary number of fields. We assume neither slow roll nor a separable potential; instead, to compute Non-Gaussianities, we assume a separable Hubble parameter. We apply the formalism to an exact solvable toy-model and show under which conditions observably large non-Gaussianities are produced."},"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":"0908.4269","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-08-31T18:46:20Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"17b30965e619226958a756946c4bf4c7de3ea99329cddfa179a91cf253a7d8d3","abstract_canon_sha256":"c0c99ec29f8504a8820fbdf80fc65755723e0164089db84242e090a828591fc3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:09:44.437431Z","signature_b64":"VJD4Am7ycNIOyqROFHTuC24pVVdgHD7ZR1XTLf4ZyRyes5xnSKzpfVv/h2wHuFFyMNE8r0jig+kfG2HmLtBbBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fcda27e0e9eba507697d56988eb9b69aaf0a45da1252e0b4dfe7275029b94f89","last_reissued_at":"2026-05-18T04:09:44.436968Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:09:44.436968Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On Non-Gaussianities in Multi-Field Inflation (N fields): Bi- and Tri-spectra beyond Slow-Roll","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"hep-th","authors_text":"Diana Battefeld, Thorsten Battefeld","submitted_at":"2009-08-31T18:46:20Z","abstract_excerpt":"We compute analytic expressions for the non-linearity parameters characterizing the bi- and tri-spectrum of primordial curvature perturbations generated during an inflationary epoch of the early universe driven by an arbitrary number of fields. We assume neither slow roll nor a separable potential; instead, to compute Non-Gaussianities, we assume a separable Hubble parameter. We apply the formalism to an exact solvable toy-model and show under which conditions observably large non-Gaussianities are produced."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0908.4269","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":"0908.4269","created_at":"2026-05-18T04:09:44.437031+00:00"},{"alias_kind":"arxiv_version","alias_value":"0908.4269v3","created_at":"2026-05-18T04:09:44.437031+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0908.4269","created_at":"2026-05-18T04:09:44.437031+00:00"},{"alias_kind":"pith_short_12","alias_value":"7TNCPYHJ5OSQ","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_16","alias_value":"7TNCPYHJ5OSQO2L5","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_8","alias_value":"7TNCPYHJ","created_at":"2026-05-18T12:25:58.837520+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/7TNCPYHJ5OSQO2L5K2MI5ONWTK","json":"https://pith.science/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK.json","graph_json":"https://pith.science/api/pith-number/7TNCPYHJ5OSQO2L5K2MI5ONWTK/graph.json","events_json":"https://pith.science/api/pith-number/7TNCPYHJ5OSQO2L5K2MI5ONWTK/events.json","paper":"https://pith.science/paper/7TNCPYHJ"},"agent_actions":{"view_html":"https://pith.science/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK","download_json":"https://pith.science/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK.json","view_paper":"https://pith.science/paper/7TNCPYHJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0908.4269&json=true","fetch_graph":"https://pith.science/api/pith-number/7TNCPYHJ5OSQO2L5K2MI5ONWTK/graph.json","fetch_events":"https://pith.science/api/pith-number/7TNCPYHJ5OSQO2L5K2MI5ONWTK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK/action/storage_attestation","attest_author":"https://pith.science/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK/action/author_attestation","sign_citation":"https://pith.science/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK/action/citation_signature","submit_replication":"https://pith.science/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK/action/replication_record"}},"created_at":"2026-05-18T04:09:44.437031+00:00","updated_at":"2026-05-18T04:09:44.437031+00:00"}