{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:D2BTIGBBSDBHKXRKK6QYAH342B","short_pith_number":"pith:D2BTIGBB","schema_version":"1.0","canonical_sha256":"1e8334182190c2755e2a57a1801f7cd05ba150e8aaf6408bbde47346c100ee4c","source":{"kind":"arxiv","id":"2402.09873","version":3},"attestation_state":"computed","paper":{"title":"Ultrafast photochemistry and electron-diffraction spectra in n->(3s) Rydberg excited cyclobutanone resolved at the multireference perturbative level","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.chem-ph","authors_text":"A. Nenov, D. Keefer, F. Aleotti, F. Montorsi, F. Segatta, I. Conti, M. Garavelli, S. Mukamel, V. K. Jaiswal","submitted_at":"2024-02-15T10:57:44Z","abstract_excerpt":"We study the ultrafast time evolution of cyclobutanone excited to singlet n-->Rydberg state through XMS-CASPT2 nonadiabatic surface-hopping simulations. These dynamics predict relaxation to ground-state with a timescale of 822 +/- 45 fs with minimal involvement of triplets. The major relaxation path to the ground-state involves a three-state degeneracy region and leads to variety of fragmented photoproducts. We simulate the resulting time-resolved electron-diffraction spectra which track the relaxation of the excited state and the formation of various photoproducts in the ground-state."},"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":"2402.09873","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.chem-ph","submitted_at":"2024-02-15T10:57:44Z","cross_cats_sorted":[],"title_canon_sha256":"f73cc4ddde72e6a0454e6e679444a3b8a0897ab4271df668dfd36b0c04e17080","abstract_canon_sha256":"9d0bed9ed668b731183207ab9074ea3c59dd9fdfcdddef516a456aff1fef6806"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:09:28.450248Z","signature_b64":"yrc0DB99wTyFlSqOHYpB2KAaWvWfXmazEAI7gOff8orq14XLBSCCG1giSCXS6qa82dX3pwGusYzVLXI+VKfFAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1e8334182190c2755e2a57a1801f7cd05ba150e8aaf6408bbde47346c100ee4c","last_reissued_at":"2026-07-05T08:09:28.449831Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:09:28.449831Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Ultrafast photochemistry and electron-diffraction spectra in n->(3s) Rydberg excited cyclobutanone resolved at the multireference perturbative level","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.chem-ph","authors_text":"A. Nenov, D. Keefer, F. Aleotti, F. Montorsi, F. Segatta, I. Conti, M. Garavelli, S. Mukamel, V. K. Jaiswal","submitted_at":"2024-02-15T10:57:44Z","abstract_excerpt":"We study the ultrafast time evolution of cyclobutanone excited to singlet n-->Rydberg state through XMS-CASPT2 nonadiabatic surface-hopping simulations. These dynamics predict relaxation to ground-state with a timescale of 822 +/- 45 fs with minimal involvement of triplets. The major relaxation path to the ground-state involves a three-state degeneracy region and leads to variety of fragmented photoproducts. We simulate the resulting time-resolved electron-diffraction spectra which track the relaxation of the excited state and the formation of various photoproducts in the ground-state."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.09873","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/2402.09873/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":"2402.09873","created_at":"2026-07-05T08:09:28.449884+00:00"},{"alias_kind":"arxiv_version","alias_value":"2402.09873v3","created_at":"2026-07-05T08:09:28.449884+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.09873","created_at":"2026-07-05T08:09:28.449884+00:00"},{"alias_kind":"pith_short_12","alias_value":"D2BTIGBBSDBH","created_at":"2026-07-05T08:09:28.449884+00:00"},{"alias_kind":"pith_short_16","alias_value":"D2BTIGBBSDBHKXRK","created_at":"2026-07-05T08:09:28.449884+00:00"},{"alias_kind":"pith_short_8","alias_value":"D2BTIGBB","created_at":"2026-07-05T08:09:28.449884+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/D2BTIGBBSDBHKXRKK6QYAH342B","json":"https://pith.science/pith/D2BTIGBBSDBHKXRKK6QYAH342B.json","graph_json":"https://pith.science/api/pith-number/D2BTIGBBSDBHKXRKK6QYAH342B/graph.json","events_json":"https://pith.science/api/pith-number/D2BTIGBBSDBHKXRKK6QYAH342B/events.json","paper":"https://pith.science/paper/D2BTIGBB"},"agent_actions":{"view_html":"https://pith.science/pith/D2BTIGBBSDBHKXRKK6QYAH342B","download_json":"https://pith.science/pith/D2BTIGBBSDBHKXRKK6QYAH342B.json","view_paper":"https://pith.science/paper/D2BTIGBB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2402.09873&json=true","fetch_graph":"https://pith.science/api/pith-number/D2BTIGBBSDBHKXRKK6QYAH342B/graph.json","fetch_events":"https://pith.science/api/pith-number/D2BTIGBBSDBHKXRKK6QYAH342B/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/D2BTIGBBSDBHKXRKK6QYAH342B/action/timestamp_anchor","attest_storage":"https://pith.science/pith/D2BTIGBBSDBHKXRKK6QYAH342B/action/storage_attestation","attest_author":"https://pith.science/pith/D2BTIGBBSDBHKXRKK6QYAH342B/action/author_attestation","sign_citation":"https://pith.science/pith/D2BTIGBBSDBHKXRKK6QYAH342B/action/citation_signature","submit_replication":"https://pith.science/pith/D2BTIGBBSDBHKXRKK6QYAH342B/action/replication_record"}},"created_at":"2026-07-05T08:09:28.449884+00:00","updated_at":"2026-07-05T08:09:28.449884+00:00"}