{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:JTWT4R7CC2EXXYVTBVV7WLDIWA","short_pith_number":"pith:JTWT4R7C","schema_version":"1.0","canonical_sha256":"4ced3e47e216897be2b30d6bfb2c68b037e2425c9fd4a68566e1f24b75f5852c","source":{"kind":"arxiv","id":"2512.06816","version":2},"attestation_state":"computed","paper":{"title":"Nonperturbative regime of low-order harmonic generation in intense low-frequency laser field","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"physics.optics","authors_text":"S. A. Bondarenko, V. V. Strelkov","submitted_at":"2025-12-07T12:27:02Z","abstract_excerpt":"We find the atomic response to the intense femtosecond laser pulse via solving numerically the three-dimensional non-stationary Schr\\\"odinger equation (TDSE) for a model atom and calculating its dipole moment. For weak quasi-static fields, the response is well described by a perturbation approach, but for intensities higher than about $0.6 \\, \\, 10^{14}$ W/cm$^2$ the accuracy of this description is unsatisfactory, regardless of the order of non-linearity taken into account. We suggest fitting the numerical TDSE solution results with a Pad\\'e expansion, and show that this approximation describe"},"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":"2512.06816","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2025-12-07T12:27:02Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"b735dd754ddaf596cc7c7b32dec5867f58245f37d6d37dbf42e8aec48b048541","abstract_canon_sha256":"a2ca3ffff6f4dca0ef815e44d74a063ab1d515b075cbb42a5486dca36dede71a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-21T02:04:55.525237Z","signature_b64":"yi35Emz0i2mqV2MXx8VCWAijTyRDZoT54mU28Tv/SbXh4RJG0PljKlC71ZCLg76tJkCC3r7rcKo33Rl9TXAPAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4ced3e47e216897be2b30d6bfb2c68b037e2425c9fd4a68566e1f24b75f5852c","last_reissued_at":"2026-05-21T02:04:55.524237Z","signature_status":"signed_v1","first_computed_at":"2026-05-21T02:04:55.524237Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Nonperturbative regime of low-order harmonic generation in intense low-frequency laser field","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"physics.optics","authors_text":"S. A. Bondarenko, V. V. Strelkov","submitted_at":"2025-12-07T12:27:02Z","abstract_excerpt":"We find the atomic response to the intense femtosecond laser pulse via solving numerically the three-dimensional non-stationary Schr\\\"odinger equation (TDSE) for a model atom and calculating its dipole moment. For weak quasi-static fields, the response is well described by a perturbation approach, but for intensities higher than about $0.6 \\, \\, 10^{14}$ W/cm$^2$ the accuracy of this description is unsatisfactory, regardless of the order of non-linearity taken into account. We suggest fitting the numerical TDSE solution results with a Pad\\'e expansion, and show that this approximation describe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2512.06816","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/2512.06816/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":"2512.06816","created_at":"2026-05-21T02:04:55.524408+00:00"},{"alias_kind":"arxiv_version","alias_value":"2512.06816v2","created_at":"2026-05-21T02:04:55.524408+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2512.06816","created_at":"2026-05-21T02:04:55.524408+00:00"},{"alias_kind":"pith_short_12","alias_value":"JTWT4R7CC2EX","created_at":"2026-05-21T02:04:55.524408+00:00"},{"alias_kind":"pith_short_16","alias_value":"JTWT4R7CC2EXXYVT","created_at":"2026-05-21T02:04:55.524408+00:00"},{"alias_kind":"pith_short_8","alias_value":"JTWT4R7C","created_at":"2026-05-21T02:04:55.524408+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/JTWT4R7CC2EXXYVTBVV7WLDIWA","json":"https://pith.science/pith/JTWT4R7CC2EXXYVTBVV7WLDIWA.json","graph_json":"https://pith.science/api/pith-number/JTWT4R7CC2EXXYVTBVV7WLDIWA/graph.json","events_json":"https://pith.science/api/pith-number/JTWT4R7CC2EXXYVTBVV7WLDIWA/events.json","paper":"https://pith.science/paper/JTWT4R7C"},"agent_actions":{"view_html":"https://pith.science/pith/JTWT4R7CC2EXXYVTBVV7WLDIWA","download_json":"https://pith.science/pith/JTWT4R7CC2EXXYVTBVV7WLDIWA.json","view_paper":"https://pith.science/paper/JTWT4R7C","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2512.06816&json=true","fetch_graph":"https://pith.science/api/pith-number/JTWT4R7CC2EXXYVTBVV7WLDIWA/graph.json","fetch_events":"https://pith.science/api/pith-number/JTWT4R7CC2EXXYVTBVV7WLDIWA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JTWT4R7CC2EXXYVTBVV7WLDIWA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JTWT4R7CC2EXXYVTBVV7WLDIWA/action/storage_attestation","attest_author":"https://pith.science/pith/JTWT4R7CC2EXXYVTBVV7WLDIWA/action/author_attestation","sign_citation":"https://pith.science/pith/JTWT4R7CC2EXXYVTBVV7WLDIWA/action/citation_signature","submit_replication":"https://pith.science/pith/JTWT4R7CC2EXXYVTBVV7WLDIWA/action/replication_record"}},"created_at":"2026-05-21T02:04:55.524408+00:00","updated_at":"2026-05-21T02:04:55.524408+00:00"}