{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:ZNN633AYIBRCRHYZMASV6DSTPP","short_pith_number":"pith:ZNN633AY","schema_version":"1.0","canonical_sha256":"cb5bedec184062289f1960255f0e537bfb73f4863aa10649e81460e2126e9b3d","source":{"kind":"arxiv","id":"1401.7298","version":2},"attestation_state":"computed","paper":{"title":"Post-inflationary preheating with weak coupling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Igor Rudenok, Stanislav Vilchinskii, Yuri Shtanov","submitted_at":"2014-01-28T19:09:37Z","abstract_excerpt":"Particle production in the background of an external classical oscillating field is a key process describing the stage of preheating after inflation. For sufficiently strong couplings between the inflaton and matter fields, this process is known to proceed non-perturbatively. Parametric resonance plays crucial role for bosonic fields in this case, and the evolution of the occupation numbers for fermions is non-perturbative as well. In the Minkowski space, parametric resonance for bosons and non-perturbative effects for fermions would still persist even in the case of weak coupling. In particul"},"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":"1401.7298","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-01-28T19:09:37Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"fef85d02ea5478008712d93034a78fcba51bb54e4d1a69dd261300363a15002f","abstract_canon_sha256":"3af5697507eab06c520fa694a1ae62c724ed8445c355d35e0c6722a69514b0a8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:19.597927Z","signature_b64":"Apwh4p0PmuOsTeyVSI8ItI81A5wRiwjw2l8rIxNKugKXzacf/1zFXXkp+PF+nZPLTzWJEGt1kP4d7UxahjxBBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cb5bedec184062289f1960255f0e537bfb73f4863aa10649e81460e2126e9b3d","last_reissued_at":"2026-05-18T00:02:19.597567Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:19.597567Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Post-inflationary preheating with weak coupling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Igor Rudenok, Stanislav Vilchinskii, Yuri Shtanov","submitted_at":"2014-01-28T19:09:37Z","abstract_excerpt":"Particle production in the background of an external classical oscillating field is a key process describing the stage of preheating after inflation. For sufficiently strong couplings between the inflaton and matter fields, this process is known to proceed non-perturbatively. Parametric resonance plays crucial role for bosonic fields in this case, and the evolution of the occupation numbers for fermions is non-perturbative as well. In the Minkowski space, parametric resonance for bosons and non-perturbative effects for fermions would still persist even in the case of weak coupling. In particul"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.7298","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":""},"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":"1401.7298","created_at":"2026-05-18T00:02:19.597633+00:00"},{"alias_kind":"arxiv_version","alias_value":"1401.7298v2","created_at":"2026-05-18T00:02:19.597633+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.7298","created_at":"2026-05-18T00:02:19.597633+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZNN633AYIBRC","created_at":"2026-05-18T12:28:59.999130+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZNN633AYIBRCRHYZ","created_at":"2026-05-18T12:28:59.999130+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZNN633AY","created_at":"2026-05-18T12:28:59.999130+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2604.07256","citing_title":"Revisiting the sphaleron and axion production rates in QCD at high temperatures","ref_index":38,"is_internal_anchor":false},{"citing_arxiv_id":"2604.07256","citing_title":"Revisiting the sphaleron and axion production rates in QCD at high temperatures","ref_index":38,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/ZNN633AYIBRCRHYZMASV6DSTPP","json":"https://pith.science/pith/ZNN633AYIBRCRHYZMASV6DSTPP.json","graph_json":"https://pith.science/api/pith-number/ZNN633AYIBRCRHYZMASV6DSTPP/graph.json","events_json":"https://pith.science/api/pith-number/ZNN633AYIBRCRHYZMASV6DSTPP/events.json","paper":"https://pith.science/paper/ZNN633AY"},"agent_actions":{"view_html":"https://pith.science/pith/ZNN633AYIBRCRHYZMASV6DSTPP","download_json":"https://pith.science/pith/ZNN633AYIBRCRHYZMASV6DSTPP.json","view_paper":"https://pith.science/paper/ZNN633AY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1401.7298&json=true","fetch_graph":"https://pith.science/api/pith-number/ZNN633AYIBRCRHYZMASV6DSTPP/graph.json","fetch_events":"https://pith.science/api/pith-number/ZNN633AYIBRCRHYZMASV6DSTPP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZNN633AYIBRCRHYZMASV6DSTPP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZNN633AYIBRCRHYZMASV6DSTPP/action/storage_attestation","attest_author":"https://pith.science/pith/ZNN633AYIBRCRHYZMASV6DSTPP/action/author_attestation","sign_citation":"https://pith.science/pith/ZNN633AYIBRCRHYZMASV6DSTPP/action/citation_signature","submit_replication":"https://pith.science/pith/ZNN633AYIBRCRHYZMASV6DSTPP/action/replication_record"}},"created_at":"2026-05-18T00:02:19.597633+00:00","updated_at":"2026-05-18T00:02:19.597633+00:00"}