{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:BRKGK2Z62RIIOBS7JLSKY2NVBT","short_pith_number":"pith:BRKGK2Z6","schema_version":"1.0","canonical_sha256":"0c54656b3ed45087065f4ae4ac69b50cf63f094f90a7f8b2f31aa34b4bb02541","source":{"kind":"arxiv","id":"2607.24490","version":1},"attestation_state":"computed","paper":{"title":"Nuclear Spin Oscillator Based on $^3$He to Search for Exotic Spin Coupling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Anna Molodtsova, Heather R. Pearson, Jason E. Stalnaker, Sage C. Weisrock, Sherlock Tingrui Zhao","submitted_at":"2026-07-27T14:27:48Z","abstract_excerpt":"We describe an experimental investigation of a nuclear spin oscillator based on $^3$He nuclei as a possible detector to search for exotic spin couplings. A magnetically shielded vapor cell comprised of an alkali atom mixture ($95\\%$ potassium and $5\\%$ rubidium) and $^3$He gas is polarized via laser light resonant with the $D_1$ transition in rubidium in the presence of a dc magnetic field. The potassium atoms and $^3$He nuclei are polarized via spin-exchange collisions with the polarized rubidium atoms. The nuclear spins are tipped with a magnetic field applied perpendicular to the dc magneti"},"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":"2607.24490","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-07-27T14:27:48Z","cross_cats_sorted":[],"title_canon_sha256":"ab7aa1122c6abfd7268d2cc4c025ac433f1bd06c0d5d53c71334a57d586000da","abstract_canon_sha256":"f6afd1122002250a4a796da27392af5f0593033e809f85374661b72a2af41731"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-28T02:24:06.359159Z","signature_b64":"2te1VpYMQYXdp6obg45VggEWfOr6326R/XPz4NAJpjckPsslElVg2Xf6YhYSP2mZJgZEUBzL/yQ99UwhlqiQBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0c54656b3ed45087065f4ae4ac69b50cf63f094f90a7f8b2f31aa34b4bb02541","last_reissued_at":"2026-07-28T02:24:06.358343Z","signature_status":"signed_v1","first_computed_at":"2026-07-28T02:24:06.358343Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Nuclear Spin Oscillator Based on $^3$He to Search for Exotic Spin Coupling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Anna Molodtsova, Heather R. Pearson, Jason E. Stalnaker, Sage C. Weisrock, Sherlock Tingrui Zhao","submitted_at":"2026-07-27T14:27:48Z","abstract_excerpt":"We describe an experimental investigation of a nuclear spin oscillator based on $^3$He nuclei as a possible detector to search for exotic spin couplings. A magnetically shielded vapor cell comprised of an alkali atom mixture ($95\\%$ potassium and $5\\%$ rubidium) and $^3$He gas is polarized via laser light resonant with the $D_1$ transition in rubidium in the presence of a dc magnetic field. The potassium atoms and $^3$He nuclei are polarized via spin-exchange collisions with the polarized rubidium atoms. The nuclear spins are tipped with a magnetic field applied perpendicular to the dc magneti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.24490","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/2607.24490/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":"2607.24490","created_at":"2026-07-28T02:24:06.358764+00:00"},{"alias_kind":"arxiv_version","alias_value":"2607.24490v1","created_at":"2026-07-28T02:24:06.358764+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.24490","created_at":"2026-07-28T02:24:06.358764+00:00"},{"alias_kind":"pith_short_12","alias_value":"BRKGK2Z62RII","created_at":"2026-07-28T02:24:06.358764+00:00"},{"alias_kind":"pith_short_16","alias_value":"BRKGK2Z62RIIOBS7","created_at":"2026-07-28T02:24:06.358764+00:00"},{"alias_kind":"pith_short_8","alias_value":"BRKGK2Z6","created_at":"2026-07-28T02:24:06.358764+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/BRKGK2Z62RIIOBS7JLSKY2NVBT","json":"https://pith.science/pith/BRKGK2Z62RIIOBS7JLSKY2NVBT.json","graph_json":"https://pith.science/api/pith-number/BRKGK2Z62RIIOBS7JLSKY2NVBT/graph.json","events_json":"https://pith.science/api/pith-number/BRKGK2Z62RIIOBS7JLSKY2NVBT/events.json","paper":"https://pith.science/paper/BRKGK2Z6"},"agent_actions":{"view_html":"https://pith.science/pith/BRKGK2Z62RIIOBS7JLSKY2NVBT","download_json":"https://pith.science/pith/BRKGK2Z62RIIOBS7JLSKY2NVBT.json","view_paper":"https://pith.science/paper/BRKGK2Z6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2607.24490&json=true","fetch_graph":"https://pith.science/api/pith-number/BRKGK2Z62RIIOBS7JLSKY2NVBT/graph.json","fetch_events":"https://pith.science/api/pith-number/BRKGK2Z62RIIOBS7JLSKY2NVBT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BRKGK2Z62RIIOBS7JLSKY2NVBT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BRKGK2Z62RIIOBS7JLSKY2NVBT/action/storage_attestation","attest_author":"https://pith.science/pith/BRKGK2Z62RIIOBS7JLSKY2NVBT/action/author_attestation","sign_citation":"https://pith.science/pith/BRKGK2Z62RIIOBS7JLSKY2NVBT/action/citation_signature","submit_replication":"https://pith.science/pith/BRKGK2Z62RIIOBS7JLSKY2NVBT/action/replication_record"}},"created_at":"2026-07-28T02:24:06.358764+00:00","updated_at":"2026-07-28T02:24:06.358764+00:00"}