{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:DSFRSA7U6Y3WLJUEEV7B3SPICT","short_pith_number":"pith:DSFRSA7U","schema_version":"1.0","canonical_sha256":"1c8b1903f4f63765a684257e1dc9e814dc8eda1a41076b480967544d12b5d1aa","source":{"kind":"arxiv","id":"2303.12025","version":4},"attestation_state":"computed","paper":{"title":"One-loop Corrections in Power Spectrum in Single Field Inflation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Hassan Firouzjahi","submitted_at":"2023-03-21T17:05:26Z","abstract_excerpt":"We revisit the one-loop correction in curvature perturbation power spectrum in models of single field inflation which undergo a phase of ultra slow-roll (USR) inflation. We include the contributions from both the cubic and quartic interaction Hamiltonians and calculate the one-loop corrections on the spectrum of the CMB scale modes from the small scale modes which leave the horizon during the USR phase. It is shown that the amplitude of one-loop corrections depends on the sharpness of the transition from the USR phase to the final slow-roll phase. For an arbitrarily sharp transition, the one-l"},"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":"2303.12025","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-03-21T17:05:26Z","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"title_canon_sha256":"1b7a00cc44f815fbbdcf74a374b875186e380cb2dafa0bdcf4e355acb35ae362","abstract_canon_sha256":"6e2ae276a73c424dfac666eea48d124baa43bf9b5fa23826b62298b73fbfaea0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:57:21.893096Z","signature_b64":"qdsF5bNLrxiSyLMeAQjejC5H3o3SHqrX3UTRxCgXhz/DY8ZQBeBc3xdmbycvlanNfFUN+BeP+/UrQ03E02TwBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1c8b1903f4f63765a684257e1dc9e814dc8eda1a41076b480967544d12b5d1aa","last_reissued_at":"2026-07-05T06:57:21.892469Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:57:21.892469Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"One-loop Corrections in Power Spectrum in Single Field Inflation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Hassan Firouzjahi","submitted_at":"2023-03-21T17:05:26Z","abstract_excerpt":"We revisit the one-loop correction in curvature perturbation power spectrum in models of single field inflation which undergo a phase of ultra slow-roll (USR) inflation. We include the contributions from both the cubic and quartic interaction Hamiltonians and calculate the one-loop corrections on the spectrum of the CMB scale modes from the small scale modes which leave the horizon during the USR phase. It is shown that the amplitude of one-loop corrections depends on the sharpness of the transition from the USR phase to the final slow-roll phase. For an arbitrarily sharp transition, the one-l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.12025","kind":"arxiv","version":4},"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/2303.12025/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":"2303.12025","created_at":"2026-07-05T06:57:21.892543+00:00"},{"alias_kind":"arxiv_version","alias_value":"2303.12025v4","created_at":"2026-07-05T06:57:21.892543+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.12025","created_at":"2026-07-05T06:57:21.892543+00:00"},{"alias_kind":"pith_short_12","alias_value":"DSFRSA7U6Y3W","created_at":"2026-07-05T06:57:21.892543+00:00"},{"alias_kind":"pith_short_16","alias_value":"DSFRSA7U6Y3WLJUE","created_at":"2026-07-05T06:57:21.892543+00:00"},{"alias_kind":"pith_short_8","alias_value":"DSFRSA7U","created_at":"2026-07-05T06:57:21.892543+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":7,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2606.28247","citing_title":"Cancellation of one-loop time dependence in superhorizon curvature perturbations from all scales","ref_index":40,"is_internal_anchor":false},{"citing_arxiv_id":"2606.28005","citing_title":"UV artefacts in ultra-slow-roll models of inflation","ref_index":40,"is_internal_anchor":false},{"citing_arxiv_id":"2502.09481","citing_title":"Non-Perturbative Hamiltonian and Higher Loop Corrections in USR Inflation","ref_index":28,"is_internal_anchor":false},{"citing_arxiv_id":"2502.10287","citing_title":"Hamiltonians to all Orders in Perturbation Theory and Higher Loop Corrections in Single Field Inflation with PBHs Formation","ref_index":16,"is_internal_anchor":false},{"citing_arxiv_id":"2507.00077","citing_title":"Ward Identity Constraints on Loop Corrections in Non-Attractor Inflation","ref_index":22,"is_internal_anchor":false},{"citing_arxiv_id":"2509.02696","citing_title":"Unitary and Analytic Renormalisation of Cosmological Correlators","ref_index":62,"is_internal_anchor":false},{"citing_arxiv_id":"2605.13325","citing_title":"Fixing the Renormalization of Inflationary Loops via Ward Identities","ref_index":41,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/DSFRSA7U6Y3WLJUEEV7B3SPICT","json":"https://pith.science/pith/DSFRSA7U6Y3WLJUEEV7B3SPICT.json","graph_json":"https://pith.science/api/pith-number/DSFRSA7U6Y3WLJUEEV7B3SPICT/graph.json","events_json":"https://pith.science/api/pith-number/DSFRSA7U6Y3WLJUEEV7B3SPICT/events.json","paper":"https://pith.science/paper/DSFRSA7U"},"agent_actions":{"view_html":"https://pith.science/pith/DSFRSA7U6Y3WLJUEEV7B3SPICT","download_json":"https://pith.science/pith/DSFRSA7U6Y3WLJUEEV7B3SPICT.json","view_paper":"https://pith.science/paper/DSFRSA7U","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2303.12025&json=true","fetch_graph":"https://pith.science/api/pith-number/DSFRSA7U6Y3WLJUEEV7B3SPICT/graph.json","fetch_events":"https://pith.science/api/pith-number/DSFRSA7U6Y3WLJUEEV7B3SPICT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DSFRSA7U6Y3WLJUEEV7B3SPICT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DSFRSA7U6Y3WLJUEEV7B3SPICT/action/storage_attestation","attest_author":"https://pith.science/pith/DSFRSA7U6Y3WLJUEEV7B3SPICT/action/author_attestation","sign_citation":"https://pith.science/pith/DSFRSA7U6Y3WLJUEEV7B3SPICT/action/citation_signature","submit_replication":"https://pith.science/pith/DSFRSA7U6Y3WLJUEEV7B3SPICT/action/replication_record"}},"created_at":"2026-07-05T06:57:21.892543+00:00","updated_at":"2026-07-05T06:57:21.892543+00:00"}