{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:PH35ONGVHZ42UQRX26PZ5R5HBN","short_pith_number":"pith:PH35ONGV","schema_version":"1.0","canonical_sha256":"79f7d734d53e79aa4237d79f9ec7a70b433078720dbd04570f15c1df3986798c","source":{"kind":"arxiv","id":"2412.16143","version":2},"attestation_state":"computed","paper":{"title":"Quantitative classicality in cosmological interactions during inflation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"E. Paul S. Shellard, Gerasimos I. Rigopoulos, Yoann L. Launay","submitted_at":"2024-12-20T18:46:19Z","abstract_excerpt":"We examine the classical and quantum evolution of inflationary cosmological perturbations from quantum initial conditions, using the on-shell and off-shell contributions to correlators to investigate the signatures of interactions. In particular, we calculate the Keldysh contributions to the leading order bispectrum from past infinity, showing that the squeezed limit is dominated by the on-shell evolution. By truncating the time integrals in the analytic expressions for contributions to the bispectrum, we define a `quantum interactivity' and quantitatively identify scales and times for which i"},"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":"2412.16143","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2024-12-20T18:46:19Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"8b17e2316da646372d2025f40611802dee2fc911df4c54de117da62f58278a78","abstract_canon_sha256":"774a8dc589814c7a461d41730fd985d03983e372d19faa5aa34975537e8a2127"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-09T01:05:04.385488Z","signature_b64":"nfaW+ROeETdqsdCIrDsDA3SoKNV6FyGtDM479/oj6a/WiDXV9Okb/LyK3WplwfCXLH0igm63VxRCWX4WNwOuBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"79f7d734d53e79aa4237d79f9ec7a70b433078720dbd04570f15c1df3986798c","last_reissued_at":"2026-06-09T01:05:04.384975Z","signature_status":"signed_v1","first_computed_at":"2026-06-09T01:05:04.384975Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quantitative classicality in cosmological interactions during inflation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"E. Paul S. Shellard, Gerasimos I. Rigopoulos, Yoann L. Launay","submitted_at":"2024-12-20T18:46:19Z","abstract_excerpt":"We examine the classical and quantum evolution of inflationary cosmological perturbations from quantum initial conditions, using the on-shell and off-shell contributions to correlators to investigate the signatures of interactions. In particular, we calculate the Keldysh contributions to the leading order bispectrum from past infinity, showing that the squeezed limit is dominated by the on-shell evolution. By truncating the time integrals in the analytic expressions for contributions to the bispectrum, we define a `quantum interactivity' and quantitatively identify scales and times for which i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.16143","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/2412.16143/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":"2412.16143","created_at":"2026-06-09T01:05:04.385038+00:00"},{"alias_kind":"arxiv_version","alias_value":"2412.16143v2","created_at":"2026-06-09T01:05:04.385038+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.16143","created_at":"2026-06-09T01:05:04.385038+00:00"},{"alias_kind":"pith_short_12","alias_value":"PH35ONGVHZ42","created_at":"2026-06-09T01:05:04.385038+00:00"},{"alias_kind":"pith_short_16","alias_value":"PH35ONGVHZ42UQRX","created_at":"2026-06-09T01:05:04.385038+00:00"},{"alias_kind":"pith_short_8","alias_value":"PH35ONGV","created_at":"2026-06-09T01:05:04.385038+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":3,"sample":[{"citing_arxiv_id":"2605.11096","citing_title":"Stochastic inflation from a non-equilibrium renormalization group","ref_index":73,"is_internal_anchor":true},{"citing_arxiv_id":"2604.18416","citing_title":"Classical and quantum evolution of inflationary fluctuations","ref_index":10,"is_internal_anchor":true},{"citing_arxiv_id":"2604.15219","citing_title":"Nonperturbative stochastic inflation in perturbative dynamical background","ref_index":82,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/PH35ONGVHZ42UQRX26PZ5R5HBN","json":"https://pith.science/pith/PH35ONGVHZ42UQRX26PZ5R5HBN.json","graph_json":"https://pith.science/api/pith-number/PH35ONGVHZ42UQRX26PZ5R5HBN/graph.json","events_json":"https://pith.science/api/pith-number/PH35ONGVHZ42UQRX26PZ5R5HBN/events.json","paper":"https://pith.science/paper/PH35ONGV"},"agent_actions":{"view_html":"https://pith.science/pith/PH35ONGVHZ42UQRX26PZ5R5HBN","download_json":"https://pith.science/pith/PH35ONGVHZ42UQRX26PZ5R5HBN.json","view_paper":"https://pith.science/paper/PH35ONGV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2412.16143&json=true","fetch_graph":"https://pith.science/api/pith-number/PH35ONGVHZ42UQRX26PZ5R5HBN/graph.json","fetch_events":"https://pith.science/api/pith-number/PH35ONGVHZ42UQRX26PZ5R5HBN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PH35ONGVHZ42UQRX26PZ5R5HBN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PH35ONGVHZ42UQRX26PZ5R5HBN/action/storage_attestation","attest_author":"https://pith.science/pith/PH35ONGVHZ42UQRX26PZ5R5HBN/action/author_attestation","sign_citation":"https://pith.science/pith/PH35ONGVHZ42UQRX26PZ5R5HBN/action/citation_signature","submit_replication":"https://pith.science/pith/PH35ONGVHZ42UQRX26PZ5R5HBN/action/replication_record"}},"created_at":"2026-06-09T01:05:04.385038+00:00","updated_at":"2026-06-09T01:05:04.385038+00:00"}