{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:USDAOFLKQ4Y3OKSIRDALVYNTIX","short_pith_number":"pith:USDAOFLK","schema_version":"1.0","canonical_sha256":"a48607156a8731b72a4888c0bae1b345dfd47e103396ebbd4c1fe19c7f71179f","source":{"kind":"arxiv","id":"0901.4808","version":2},"attestation_state":"computed","paper":{"title":"Anomalous Spin segregation in a weakly interacting two-component Fermi gas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.quant-gas","cond-mat.stat-mech"],"primary_cat":"cond-mat.other","authors_text":"Erich J. Mueller, Stefan S. Natu","submitted_at":"2009-01-30T00:23:27Z","abstract_excerpt":"We explain the spin segregation seen at Duke in a two-component gas of 6Li [Du, Luo, Clancy and Thomas, Phys. Rev. Lett. 101,150401 (2008)] as a mean-field effect describable via a collisionless Boltzmann equation. As seen in experiments, we find that slight differences in the trapping potentials in the two spin states drive small spin currents. Hartree-Fock type interactions convert these currents into a redistribution of populations in energy space, and consequently a long lived spin texture develops. We explore the interaction strength dependence of these dynamics, finding close agreement w"},"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":"0901.4808","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2009-01-30T00:23:27Z","cross_cats_sorted":["cond-mat.quant-gas","cond-mat.stat-mech"],"title_canon_sha256":"3e376d0752a87b49433d4da9d3293c9a48810d1b1ae7a0cb3ffd5affd28ab567","abstract_canon_sha256":"3cda94819e1a9ecf211ea1793af75729b01d4f4dfeb337d6f6bba06279b405a8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:34:10.225895Z","signature_b64":"Lth0YW/OBJM3q9arsOGmQSKs5xd1sg8QwB1tC0DSCCdglYAlAzZbdZUp+A3w7a10E7aqKWQbzqs9dUsHoGfeDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a48607156a8731b72a4888c0bae1b345dfd47e103396ebbd4c1fe19c7f71179f","last_reissued_at":"2026-05-18T04:34:10.225524Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:34:10.225524Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Anomalous Spin segregation in a weakly interacting two-component Fermi gas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.quant-gas","cond-mat.stat-mech"],"primary_cat":"cond-mat.other","authors_text":"Erich J. Mueller, Stefan S. Natu","submitted_at":"2009-01-30T00:23:27Z","abstract_excerpt":"We explain the spin segregation seen at Duke in a two-component gas of 6Li [Du, Luo, Clancy and Thomas, Phys. Rev. Lett. 101,150401 (2008)] as a mean-field effect describable via a collisionless Boltzmann equation. As seen in experiments, we find that slight differences in the trapping potentials in the two spin states drive small spin currents. Hartree-Fock type interactions convert these currents into a redistribution of populations in energy space, and consequently a long lived spin texture develops. We explore the interaction strength dependence of these dynamics, finding close agreement w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0901.4808","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":""},"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":"0901.4808","created_at":"2026-05-18T04:34:10.225578+00:00"},{"alias_kind":"arxiv_version","alias_value":"0901.4808v2","created_at":"2026-05-18T04:34:10.225578+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0901.4808","created_at":"2026-05-18T04:34:10.225578+00:00"},{"alias_kind":"pith_short_12","alias_value":"USDAOFLKQ4Y3","created_at":"2026-05-18T12:26:02.257875+00:00"},{"alias_kind":"pith_short_16","alias_value":"USDAOFLKQ4Y3OKSI","created_at":"2026-05-18T12:26:02.257875+00:00"},{"alias_kind":"pith_short_8","alias_value":"USDAOFLK","created_at":"2026-05-18T12:26:02.257875+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/USDAOFLKQ4Y3OKSIRDALVYNTIX","json":"https://pith.science/pith/USDAOFLKQ4Y3OKSIRDALVYNTIX.json","graph_json":"https://pith.science/api/pith-number/USDAOFLKQ4Y3OKSIRDALVYNTIX/graph.json","events_json":"https://pith.science/api/pith-number/USDAOFLKQ4Y3OKSIRDALVYNTIX/events.json","paper":"https://pith.science/paper/USDAOFLK"},"agent_actions":{"view_html":"https://pith.science/pith/USDAOFLKQ4Y3OKSIRDALVYNTIX","download_json":"https://pith.science/pith/USDAOFLKQ4Y3OKSIRDALVYNTIX.json","view_paper":"https://pith.science/paper/USDAOFLK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0901.4808&json=true","fetch_graph":"https://pith.science/api/pith-number/USDAOFLKQ4Y3OKSIRDALVYNTIX/graph.json","fetch_events":"https://pith.science/api/pith-number/USDAOFLKQ4Y3OKSIRDALVYNTIX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/USDAOFLKQ4Y3OKSIRDALVYNTIX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/USDAOFLKQ4Y3OKSIRDALVYNTIX/action/storage_attestation","attest_author":"https://pith.science/pith/USDAOFLKQ4Y3OKSIRDALVYNTIX/action/author_attestation","sign_citation":"https://pith.science/pith/USDAOFLKQ4Y3OKSIRDALVYNTIX/action/citation_signature","submit_replication":"https://pith.science/pith/USDAOFLKQ4Y3OKSIRDALVYNTIX/action/replication_record"}},"created_at":"2026-05-18T04:34:10.225578+00:00","updated_at":"2026-05-18T04:34:10.225578+00:00"}