{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:XFRPOUWV5WSONIDYPEXGKQCGCE","short_pith_number":"pith:XFRPOUWV","schema_version":"1.0","canonical_sha256":"b962f752d5eda4e6a078792e654046112609cf19ac983883ac3044bf61c2162c","source":{"kind":"arxiv","id":"2103.07499","version":2},"attestation_state":"computed","paper":{"title":"Circular Dichroism in Atomic Resonance-Enhanced Few-Photon Ionization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"A.H.N.C. de Silva, B.P. Acharya, C. Rischbieter, D. Fischer, K. Bartschat, K. Foster, K.L. Romans, N. Douguet, O. Russ, S. Dubey, T. Moon","submitted_at":"2021-03-12T19:42:44Z","abstract_excerpt":"We investigate few-photon ionization of lithium atoms prepared in the polarized 2$p$($m_\\ell=\\!+1$) state when subjected to femtosecond light pulses with left- or right-handed circular polarization at wavelengths between 665 nm and 920 nm. We consider whether ionization proceeds more favorably for the electric field co- or counter-rotating with the initial electronic current density. Strong asymmetries are found and quantitatively analyzed in terms of \"circular dichroism\" ($CD$). While the intensity dependence of the measured $CD$ values is rather weak throughout the investigated regime, a ver"},"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":"2103.07499","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2021-03-12T19:42:44Z","cross_cats_sorted":[],"title_canon_sha256":"61e1560efa2603c7c7ec6a2a485f531195c1b6c24733c1bfa3bac0430eb34218","abstract_canon_sha256":"e5b9e12b1bd04412c47af2831fc2fd76513d0665bb48626570f55494a28d4a28"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:45:25.193529Z","signature_b64":"I6vW6wE4t38zQgBv+ZF7XIj7v4QhOfLaNMc0fgKS0gdOX1kjsQXJLAYKr1XCDaUmkTV7kX8hxBvDzXa0P0BjAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b962f752d5eda4e6a078792e654046112609cf19ac983883ac3044bf61c2162c","last_reissued_at":"2026-07-05T02:45:25.193056Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:45:25.193056Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Circular Dichroism in Atomic Resonance-Enhanced Few-Photon Ionization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"A.H.N.C. de Silva, B.P. Acharya, C. Rischbieter, D. Fischer, K. Bartschat, K. Foster, K.L. Romans, N. Douguet, O. Russ, S. Dubey, T. Moon","submitted_at":"2021-03-12T19:42:44Z","abstract_excerpt":"We investigate few-photon ionization of lithium atoms prepared in the polarized 2$p$($m_\\ell=\\!+1$) state when subjected to femtosecond light pulses with left- or right-handed circular polarization at wavelengths between 665 nm and 920 nm. We consider whether ionization proceeds more favorably for the electric field co- or counter-rotating with the initial electronic current density. Strong asymmetries are found and quantitatively analyzed in terms of \"circular dichroism\" ($CD$). While the intensity dependence of the measured $CD$ values is rather weak throughout the investigated regime, a ver"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.07499","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/2103.07499/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":"2103.07499","created_at":"2026-07-05T02:45:25.193112+00:00"},{"alias_kind":"arxiv_version","alias_value":"2103.07499v2","created_at":"2026-07-05T02:45:25.193112+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.07499","created_at":"2026-07-05T02:45:25.193112+00:00"},{"alias_kind":"pith_short_12","alias_value":"XFRPOUWV5WSO","created_at":"2026-07-05T02:45:25.193112+00:00"},{"alias_kind":"pith_short_16","alias_value":"XFRPOUWV5WSONIDY","created_at":"2026-07-05T02:45:25.193112+00:00"},{"alias_kind":"pith_short_8","alias_value":"XFRPOUWV","created_at":"2026-07-05T02:45:25.193112+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/XFRPOUWV5WSONIDYPEXGKQCGCE","json":"https://pith.science/pith/XFRPOUWV5WSONIDYPEXGKQCGCE.json","graph_json":"https://pith.science/api/pith-number/XFRPOUWV5WSONIDYPEXGKQCGCE/graph.json","events_json":"https://pith.science/api/pith-number/XFRPOUWV5WSONIDYPEXGKQCGCE/events.json","paper":"https://pith.science/paper/XFRPOUWV"},"agent_actions":{"view_html":"https://pith.science/pith/XFRPOUWV5WSONIDYPEXGKQCGCE","download_json":"https://pith.science/pith/XFRPOUWV5WSONIDYPEXGKQCGCE.json","view_paper":"https://pith.science/paper/XFRPOUWV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2103.07499&json=true","fetch_graph":"https://pith.science/api/pith-number/XFRPOUWV5WSONIDYPEXGKQCGCE/graph.json","fetch_events":"https://pith.science/api/pith-number/XFRPOUWV5WSONIDYPEXGKQCGCE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XFRPOUWV5WSONIDYPEXGKQCGCE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XFRPOUWV5WSONIDYPEXGKQCGCE/action/storage_attestation","attest_author":"https://pith.science/pith/XFRPOUWV5WSONIDYPEXGKQCGCE/action/author_attestation","sign_citation":"https://pith.science/pith/XFRPOUWV5WSONIDYPEXGKQCGCE/action/citation_signature","submit_replication":"https://pith.science/pith/XFRPOUWV5WSONIDYPEXGKQCGCE/action/replication_record"}},"created_at":"2026-07-05T02:45:25.193112+00:00","updated_at":"2026-07-05T02:45:25.193112+00:00"}