{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:7TNCPYHJ5OSQO2L5K2MI5ONWTK","short_pith_number":"pith:7TNCPYHJ","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"},"canonical_sha256":"fcda27e0e9eba507697d56988eb9b69aaf0a45da1252e0b4dfe7275029b94f89","source":{"kind":"arxiv","id":"0908.4269","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0908.4269","created_at":"2026-05-18T04:09:44Z"},{"alias_kind":"arxiv_version","alias_value":"0908.4269v3","created_at":"2026-05-18T04:09:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0908.4269","created_at":"2026-05-18T04:09:44Z"},{"alias_kind":"pith_short_12","alias_value":"7TNCPYHJ5OSQ","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"7TNCPYHJ5OSQO2L5","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"7TNCPYHJ","created_at":"2026-05-18T12:25:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:7TNCPYHJ5OSQO2L5K2MI5ONWTK","target":"record","payload":{"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"},"canonical_sha256":"fcda27e0e9eba507697d56988eb9b69aaf0a45da1252e0b4dfe7275029b94f89","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"},"source_kind":"arxiv","source_id":"0908.4269","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:09:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ORCkFnui/iML9uS419zjCB2m6dkv+P8bwuwrs+IJK/D05BwGiXQCJ0RBWQDv/CPDrIMWO3VDpgLOjBPcGaKpDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T16:59:18.893024Z"},"content_sha256":"52a866cc58ca6b0134685d8e8e91983947f44de6f74fe5f62dde3ae44c2a0e7e","schema_version":"1.0","event_id":"sha256:52a866cc58ca6b0134685d8e8e91983947f44de6f74fe5f62dde3ae44c2a0e7e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:7TNCPYHJ5OSQO2L5K2MI5ONWTK","target":"graph","payload":{"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:09:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S+xqxYc58Aj9vvSfHGNUV0DLp8J08FTjJNQEScSQTEM6hT70XdfO0xwKnpDJwXFwauACDavA2GpnfUWi1mGiBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T16:59:18.893794Z"},"content_sha256":"d5f510dfd4f5281a3b5a20bf0ac94a1e9df6fec64fb0c0570598f78d30def14c","schema_version":"1.0","event_id":"sha256:d5f510dfd4f5281a3b5a20bf0ac94a1e9df6fec64fb0c0570598f78d30def14c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK/bundle.json","state_url":"https://pith.science/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-25T16:59:18Z","links":{"resolver":"https://pith.science/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK","bundle":"https://pith.science/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK/bundle.json","state":"https://pith.science/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7TNCPYHJ5OSQO2L5K2MI5ONWTK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:7TNCPYHJ5OSQO2L5K2MI5ONWTK","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"c0c99ec29f8504a8820fbdf80fc65755723e0164089db84242e090a828591fc3","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-08-31T18:46:20Z","title_canon_sha256":"17b30965e619226958a756946c4bf4c7de3ea99329cddfa179a91cf253a7d8d3"},"schema_version":"1.0","source":{"id":"0908.4269","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0908.4269","created_at":"2026-05-18T04:09:44Z"},{"alias_kind":"arxiv_version","alias_value":"0908.4269v3","created_at":"2026-05-18T04:09:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0908.4269","created_at":"2026-05-18T04:09:44Z"},{"alias_kind":"pith_short_12","alias_value":"7TNCPYHJ5OSQ","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"7TNCPYHJ5OSQO2L5","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"7TNCPYHJ","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:d5f510dfd4f5281a3b5a20bf0ac94a1e9df6fec64fb0c0570598f78d30def14c","target":"graph","created_at":"2026-05-18T04:09:44Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"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.","authors_text":"Diana Battefeld, Thorsten Battefeld","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-08-31T18:46:20Z","title":"On Non-Gaussianities in Multi-Field Inflation (N fields): Bi- and Tri-spectra beyond Slow-Roll"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0908.4269","kind":"arxiv","version":3},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:52a866cc58ca6b0134685d8e8e91983947f44de6f74fe5f62dde3ae44c2a0e7e","target":"record","created_at":"2026-05-18T04:09:44Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"c0c99ec29f8504a8820fbdf80fc65755723e0164089db84242e090a828591fc3","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-08-31T18:46:20Z","title_canon_sha256":"17b30965e619226958a756946c4bf4c7de3ea99329cddfa179a91cf253a7d8d3"},"schema_version":"1.0","source":{"id":"0908.4269","kind":"arxiv","version":3}},"canonical_sha256":"fcda27e0e9eba507697d56988eb9b69aaf0a45da1252e0b4dfe7275029b94f89","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fcda27e0e9eba507697d56988eb9b69aaf0a45da1252e0b4dfe7275029b94f89","first_computed_at":"2026-05-18T04:09:44.436968Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:09:44.436968Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VJD4Am7ycNIOyqROFHTuC24pVVdgHD7ZR1XTLf4ZyRyes5xnSKzpfVv/h2wHuFFyMNE8r0jig+kfG2HmLtBbBg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:09:44.437431Z","signed_message":"canonical_sha256_bytes"},"source_id":"0908.4269","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:52a866cc58ca6b0134685d8e8e91983947f44de6f74fe5f62dde3ae44c2a0e7e","sha256:d5f510dfd4f5281a3b5a20bf0ac94a1e9df6fec64fb0c0570598f78d30def14c"],"state_sha256":"8b1062b8bb53300658388c47dfe06fd94cd72a362624dcf1d5261d432d067849"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"au2QEDrGohBga89xs/Oh9HDOpno2Vp6QAHUCvHg6OHyU2sTOgQ6XZCanSSdQevws/cCF6OP3E5Xc+vINhUGDDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T16:59:18.897469Z","bundle_sha256":"1032791ad2641199331db8132d4c2b8d60a11e3311ce773c2e369e9a083c6dfa"}}