{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:PGRLLVDVFN5C4PVHKKJUYJRYSY","short_pith_number":"pith:PGRLLVDV","schema_version":"1.0","canonical_sha256":"79a2b5d4752b7a2e3ea752934c2638963083a5baea1bb20cfe2fd945e34b7f62","source":{"kind":"arxiv","id":"2508.17881","version":1},"attestation_state":"computed","paper":{"title":"Hyperfine interaction of electrons confined in CsPbI$_3$ nanocrystals with nuclear spin fluctuations","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Dmitri R. Yakovlev, Elena V. Kolobkova, Evgeny A. Zhukov, Kirill V. Kavokin, Manfred Bayer, Maria S. Kuznetsova, Mikhail O. Nestoklon, Sergey R. Meliakov, Vasilii V. Belykh","submitted_at":"2025-08-25T10:39:21Z","abstract_excerpt":"The coherent spin dynamics of electrons are investigated for CsPbI$_3$ perovskite nanocrystals in a glass matrix using time-resolved Faraday ellipticity. In nanocrystals with a diameter of about 11 nm, the Larmor precession frequency has a linear dependence on magnetic field corresponding to the electron Land\\'e $g$-factor of 2.07. We find a finite Larmor precession frequency at zero magnetic field, corresponding to the electron spin splitting of $0.8$ $\\mu$eV. This splitting is explained by the hyperfine interaction with nuclear spin fluctuations. Our model analysis shows that the hyperfine i"},"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":"2508.17881","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-08-25T10:39:21Z","cross_cats_sorted":[],"title_canon_sha256":"5df91daae3d9ee5503335a6967a1f592ec2de09f0b6cfcce2a604cb710d58dba","abstract_canon_sha256":"232d0f8155418f1611050beba354f9d75fc881d96b346fb09822672508bd3e9b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:58:49.661903Z","signature_b64":"gWV75VU4tXT0H8aD/01uCGg56Jnwv6nAO51NIZIgl1v/NyUonVcZN7YL30K4ug3IaUkPOHNeZXuJzQsCCNR9Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"79a2b5d4752b7a2e3ea752934c2638963083a5baea1bb20cfe2fd945e34b7f62","last_reissued_at":"2026-07-05T11:58:49.661379Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:58:49.661379Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Hyperfine interaction of electrons confined in CsPbI$_3$ nanocrystals with nuclear spin fluctuations","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Dmitri R. Yakovlev, Elena V. Kolobkova, Evgeny A. Zhukov, Kirill V. Kavokin, Manfred Bayer, Maria S. Kuznetsova, Mikhail O. Nestoklon, Sergey R. Meliakov, Vasilii V. Belykh","submitted_at":"2025-08-25T10:39:21Z","abstract_excerpt":"The coherent spin dynamics of electrons are investigated for CsPbI$_3$ perovskite nanocrystals in a glass matrix using time-resolved Faraday ellipticity. In nanocrystals with a diameter of about 11 nm, the Larmor precession frequency has a linear dependence on magnetic field corresponding to the electron Land\\'e $g$-factor of 2.07. We find a finite Larmor precession frequency at zero magnetic field, corresponding to the electron spin splitting of $0.8$ $\\mu$eV. This splitting is explained by the hyperfine interaction with nuclear spin fluctuations. Our model analysis shows that the hyperfine i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.17881","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/2508.17881/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":"2508.17881","created_at":"2026-07-05T11:58:49.661448+00:00"},{"alias_kind":"arxiv_version","alias_value":"2508.17881v1","created_at":"2026-07-05T11:58:49.661448+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.17881","created_at":"2026-07-05T11:58:49.661448+00:00"},{"alias_kind":"pith_short_12","alias_value":"PGRLLVDVFN5C","created_at":"2026-07-05T11:58:49.661448+00:00"},{"alias_kind":"pith_short_16","alias_value":"PGRLLVDVFN5C4PVH","created_at":"2026-07-05T11:58:49.661448+00:00"},{"alias_kind":"pith_short_8","alias_value":"PGRLLVDV","created_at":"2026-07-05T11:58:49.661448+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/PGRLLVDVFN5C4PVHKKJUYJRYSY","json":"https://pith.science/pith/PGRLLVDVFN5C4PVHKKJUYJRYSY.json","graph_json":"https://pith.science/api/pith-number/PGRLLVDVFN5C4PVHKKJUYJRYSY/graph.json","events_json":"https://pith.science/api/pith-number/PGRLLVDVFN5C4PVHKKJUYJRYSY/events.json","paper":"https://pith.science/paper/PGRLLVDV"},"agent_actions":{"view_html":"https://pith.science/pith/PGRLLVDVFN5C4PVHKKJUYJRYSY","download_json":"https://pith.science/pith/PGRLLVDVFN5C4PVHKKJUYJRYSY.json","view_paper":"https://pith.science/paper/PGRLLVDV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2508.17881&json=true","fetch_graph":"https://pith.science/api/pith-number/PGRLLVDVFN5C4PVHKKJUYJRYSY/graph.json","fetch_events":"https://pith.science/api/pith-number/PGRLLVDVFN5C4PVHKKJUYJRYSY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PGRLLVDVFN5C4PVHKKJUYJRYSY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PGRLLVDVFN5C4PVHKKJUYJRYSY/action/storage_attestation","attest_author":"https://pith.science/pith/PGRLLVDVFN5C4PVHKKJUYJRYSY/action/author_attestation","sign_citation":"https://pith.science/pith/PGRLLVDVFN5C4PVHKKJUYJRYSY/action/citation_signature","submit_replication":"https://pith.science/pith/PGRLLVDVFN5C4PVHKKJUYJRYSY/action/replication_record"}},"created_at":"2026-07-05T11:58:49.661448+00:00","updated_at":"2026-07-05T11:58:49.661448+00:00"}