{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:PEAZ3GMOKIAERA7YV7Q3SCNLZN","short_pith_number":"pith:PEAZ3GMO","schema_version":"1.0","canonical_sha256":"79019d998e52004883f8afe1b909abcb50d55a2d9550575f138865aac6804775","source":{"kind":"arxiv","id":"2408.11689","version":1},"attestation_state":"computed","paper":{"title":"Fine-structure changing collisions in $^{87}$Rb upon D2 excitation in the hyperfine Paschen-Back regime","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Clare R. Higgins, Danielle Pizzey, Ifan G. Hughes","submitted_at":"2024-08-21T15:10:33Z","abstract_excerpt":"We investigate fine structure changing collisions in $^{87}$Rb vapour upon D2 excitation in a thermal vapour at 350 K; the atoms are placed in a 0.6 T axial magnetic field in order to gain access to the hyperfine Pashen-Back regime. Following optical excitation on the D2 line, the exothermic transfer 5P$_{3/2}$$\\rightarrow$5P$_{1/2}$ occurs as a consequence of buffer-gas collisions; the $^{87}$Rb subsequently emits a photon on the D1 transition. We employ single-photon counting apparatus to monitor the D1 fluorescence, with an etalon filter to provide high spectral resolution. By studying the "},"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":"2408.11689","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2024-08-21T15:10:33Z","cross_cats_sorted":[],"title_canon_sha256":"bccef0cc5a5102007d1d2a57a4a350d0a26b2c4a9007b66c15d7ed515c359594","abstract_canon_sha256":"c9babedeedc953288d1e1552f29fd60eb6d51541869103a49af2a84b79cd9c9a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:57:47.535148Z","signature_b64":"A8oFqhEjmaazKAmm9Lag7464tNBXoogfzkefH5cTzWYW3nQQicoULtuip9Ra0u/txonu7mqH/AMCL7eXQja6CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"79019d998e52004883f8afe1b909abcb50d55a2d9550575f138865aac6804775","last_reissued_at":"2026-07-05T08:57:47.534736Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:57:47.534736Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fine-structure changing collisions in $^{87}$Rb upon D2 excitation in the hyperfine Paschen-Back regime","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Clare R. Higgins, Danielle Pizzey, Ifan G. Hughes","submitted_at":"2024-08-21T15:10:33Z","abstract_excerpt":"We investigate fine structure changing collisions in $^{87}$Rb vapour upon D2 excitation in a thermal vapour at 350 K; the atoms are placed in a 0.6 T axial magnetic field in order to gain access to the hyperfine Pashen-Back regime. Following optical excitation on the D2 line, the exothermic transfer 5P$_{3/2}$$\\rightarrow$5P$_{1/2}$ occurs as a consequence of buffer-gas collisions; the $^{87}$Rb subsequently emits a photon on the D1 transition. We employ single-photon counting apparatus to monitor the D1 fluorescence, with an etalon filter to provide high spectral resolution. By studying the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.11689","kind":"arxiv","version":1},"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/2408.11689/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":"2408.11689","created_at":"2026-07-05T08:57:47.534790+00:00"},{"alias_kind":"arxiv_version","alias_value":"2408.11689v1","created_at":"2026-07-05T08:57:47.534790+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.11689","created_at":"2026-07-05T08:57:47.534790+00:00"},{"alias_kind":"pith_short_12","alias_value":"PEAZ3GMOKIAE","created_at":"2026-07-05T08:57:47.534790+00:00"},{"alias_kind":"pith_short_16","alias_value":"PEAZ3GMOKIAERA7Y","created_at":"2026-07-05T08:57:47.534790+00:00"},{"alias_kind":"pith_short_8","alias_value":"PEAZ3GMO","created_at":"2026-07-05T08:57:47.534790+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/PEAZ3GMOKIAERA7YV7Q3SCNLZN","json":"https://pith.science/pith/PEAZ3GMOKIAERA7YV7Q3SCNLZN.json","graph_json":"https://pith.science/api/pith-number/PEAZ3GMOKIAERA7YV7Q3SCNLZN/graph.json","events_json":"https://pith.science/api/pith-number/PEAZ3GMOKIAERA7YV7Q3SCNLZN/events.json","paper":"https://pith.science/paper/PEAZ3GMO"},"agent_actions":{"view_html":"https://pith.science/pith/PEAZ3GMOKIAERA7YV7Q3SCNLZN","download_json":"https://pith.science/pith/PEAZ3GMOKIAERA7YV7Q3SCNLZN.json","view_paper":"https://pith.science/paper/PEAZ3GMO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2408.11689&json=true","fetch_graph":"https://pith.science/api/pith-number/PEAZ3GMOKIAERA7YV7Q3SCNLZN/graph.json","fetch_events":"https://pith.science/api/pith-number/PEAZ3GMOKIAERA7YV7Q3SCNLZN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PEAZ3GMOKIAERA7YV7Q3SCNLZN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PEAZ3GMOKIAERA7YV7Q3SCNLZN/action/storage_attestation","attest_author":"https://pith.science/pith/PEAZ3GMOKIAERA7YV7Q3SCNLZN/action/author_attestation","sign_citation":"https://pith.science/pith/PEAZ3GMOKIAERA7YV7Q3SCNLZN/action/citation_signature","submit_replication":"https://pith.science/pith/PEAZ3GMOKIAERA7YV7Q3SCNLZN/action/replication_record"}},"created_at":"2026-07-05T08:57:47.534790+00:00","updated_at":"2026-07-05T08:57:47.534790+00:00"}