{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:WV6FDOGBXJEHE5SJLAF2QUDOI2","short_pith_number":"pith:WV6FDOGB","schema_version":"1.0","canonical_sha256":"b57c51b8c1ba48727649580ba8506e46a66a928a5e58be0e946959b0780991bb","source":{"kind":"arxiv","id":"2410.23942","version":3},"attestation_state":"computed","paper":{"title":"Ultra-Slow-Roll Inflation on the Lattice I: Backreaction and Nonlinear Effects","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Angelo Caravano, Gabriele Franciolini, S\\'ebastien Renaux-Petel","submitted_at":"2024-10-31T13:57:56Z","abstract_excerpt":"Violating the slow-roll regime during the final stages of inflation can significantly enhance curvature perturbations, a scenario often invoked in models producing primordial black holes and small-scale scalar induced gravitational waves. When perturbations are enhanced, one approaches the regime in which tree-level computations are insufficient, and nonlinear corrections may become relevant. In this work, we conduct lattice simulations of ultra-slow-roll (USR) dynamics to investigate the significance of nonlinear effects, both in terms of backreaction on the background and in the evolution of"},"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":"2410.23942","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-10-31T13:57:56Z","cross_cats_sorted":["gr-qc","hep-th"],"title_canon_sha256":"15100ee68396929878637fb836090922db8a2e9ad6d5c5853daf7d1ed666a8bc","abstract_canon_sha256":"679a73969d191b540ab189cd031d7d3242d386d55fd58cec2576041fb214f93f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:45:13.396536Z","signature_b64":"Ozn85XkpzU7RrvQtZyJmhXcy/QqwHmJ2C6QpGtxWcJvtaN4IbIy38AyxKFpOI2RXUhbFoaP3dRyLuzq8GJ88Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b57c51b8c1ba48727649580ba8506e46a66a928a5e58be0e946959b0780991bb","last_reissued_at":"2026-07-05T10:45:13.395986Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:45:13.395986Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Ultra-Slow-Roll Inflation on the Lattice I: Backreaction and Nonlinear Effects","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Angelo Caravano, Gabriele Franciolini, S\\'ebastien Renaux-Petel","submitted_at":"2024-10-31T13:57:56Z","abstract_excerpt":"Violating the slow-roll regime during the final stages of inflation can significantly enhance curvature perturbations, a scenario often invoked in models producing primordial black holes and small-scale scalar induced gravitational waves. When perturbations are enhanced, one approaches the regime in which tree-level computations are insufficient, and nonlinear corrections may become relevant. In this work, we conduct lattice simulations of ultra-slow-roll (USR) dynamics to investigate the significance of nonlinear effects, both in terms of backreaction on the background and in the evolution of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.23942","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2410.23942/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":"2410.23942","created_at":"2026-07-05T10:45:13.396045+00:00"},{"alias_kind":"arxiv_version","alias_value":"2410.23942v3","created_at":"2026-07-05T10:45:13.396045+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.23942","created_at":"2026-07-05T10:45:13.396045+00:00"},{"alias_kind":"pith_short_12","alias_value":"WV6FDOGBXJEH","created_at":"2026-07-05T10:45:13.396045+00:00"},{"alias_kind":"pith_short_16","alias_value":"WV6FDOGBXJEHE5SJ","created_at":"2026-07-05T10:45:13.396045+00:00"},{"alias_kind":"pith_short_8","alias_value":"WV6FDOGB","created_at":"2026-07-05T10:45:13.396045+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":11,"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":82,"is_internal_anchor":false},{"citing_arxiv_id":"2606.28005","citing_title":"UV artefacts in ultra-slow-roll models of inflation","ref_index":21,"is_internal_anchor":false},{"citing_arxiv_id":"2502.09481","citing_title":"Non-Perturbative Hamiltonian and Higher Loop Corrections in USR Inflation","ref_index":51,"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":37,"is_internal_anchor":false},{"citing_arxiv_id":"2506.11797","citing_title":"InflationEasy: A C++ Lattice Code for Inflation","ref_index":12,"is_internal_anchor":false},{"citing_arxiv_id":"2508.10812","citing_title":"Scalar-induced gravitational waves with non-Gaussianity up to all orders","ref_index":72,"is_internal_anchor":false},{"citing_arxiv_id":"2512.14649","citing_title":"Stochastic Inflation in Numerical Relativity","ref_index":51,"is_internal_anchor":false},{"citing_arxiv_id":"2601.15878","citing_title":"The thermal backreaction of a scalar field in de Sitter spacetime. II. Spectrum enhancement and holography","ref_index":29,"is_internal_anchor":false},{"citing_arxiv_id":"2604.00978","citing_title":"Nonlinear Lattice Framework for Inflation: Bridging stochastic inflation and the $\\delta{N}$ formalism","ref_index":42,"is_internal_anchor":false},{"citing_arxiv_id":"2604.18416","citing_title":"Classical and quantum evolution of inflationary fluctuations","ref_index":25,"is_internal_anchor":false},{"citing_arxiv_id":"2604.15219","citing_title":"Nonperturbative stochastic inflation in perturbative dynamical background","ref_index":132,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/WV6FDOGBXJEHE5SJLAF2QUDOI2","json":"https://pith.science/pith/WV6FDOGBXJEHE5SJLAF2QUDOI2.json","graph_json":"https://pith.science/api/pith-number/WV6FDOGBXJEHE5SJLAF2QUDOI2/graph.json","events_json":"https://pith.science/api/pith-number/WV6FDOGBXJEHE5SJLAF2QUDOI2/events.json","paper":"https://pith.science/paper/WV6FDOGB"},"agent_actions":{"view_html":"https://pith.science/pith/WV6FDOGBXJEHE5SJLAF2QUDOI2","download_json":"https://pith.science/pith/WV6FDOGBXJEHE5SJLAF2QUDOI2.json","view_paper":"https://pith.science/paper/WV6FDOGB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2410.23942&json=true","fetch_graph":"https://pith.science/api/pith-number/WV6FDOGBXJEHE5SJLAF2QUDOI2/graph.json","fetch_events":"https://pith.science/api/pith-number/WV6FDOGBXJEHE5SJLAF2QUDOI2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WV6FDOGBXJEHE5SJLAF2QUDOI2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WV6FDOGBXJEHE5SJLAF2QUDOI2/action/storage_attestation","attest_author":"https://pith.science/pith/WV6FDOGBXJEHE5SJLAF2QUDOI2/action/author_attestation","sign_citation":"https://pith.science/pith/WV6FDOGBXJEHE5SJLAF2QUDOI2/action/citation_signature","submit_replication":"https://pith.science/pith/WV6FDOGBXJEHE5SJLAF2QUDOI2/action/replication_record"}},"created_at":"2026-07-05T10:45:13.396045+00:00","updated_at":"2026-07-05T10:45:13.396045+00:00"}