{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:M32UMBVLZFYSNJWWQF3REBS3TU","short_pith_number":"pith:M32UMBVL","schema_version":"1.0","canonical_sha256":"66f54606abc97126a6d6817712065b9d3c8f0a75002a9b3036dc674f626c7c57","source":{"kind":"arxiv","id":"1003.0532","version":1},"attestation_state":"computed","paper":{"title":"Phase separation in optical lattices in a spin-dependent external potential","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.quant-gas","authors_text":"A-Hai Chen, Gao Xianlong","submitted_at":"2010-03-02T09:20:42Z","abstract_excerpt":"We investigate the phase separation in one-dimensional Fermi gases on optical lattices. The density distributions and the magnetization are calculated by means of density-matrix renormalization method. The phase separation between spin-up and spin-down atoms is induced by the interplay of the spin-dependent harmonic confinement and the strong repulsive interaction between intercomponent fermions. We find the existence of a critical repulsive interaction strength above which the phase separation evolves. By increasing the trap imbalance, the composite phase of Mott-insulating core is changed in"},"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":"1003.0532","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2010-03-02T09:20:42Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"94579206fb14365964b30ba66b582af09fa097ae7dd84771886cf605e4a8c7a4","abstract_canon_sha256":"173e345e20753900be119fac034462688f9c736414fe25a0085135ddfb9a6395"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:08:47.706664Z","signature_b64":"2bEJUR343yBFxCrVFHYKUXPIt3xLY2Q76Q+4Wcp5zTpCcl4DpXRxncWP+TYayO4cwCdHUyDCgdRl3svghppCBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"66f54606abc97126a6d6817712065b9d3c8f0a75002a9b3036dc674f626c7c57","last_reissued_at":"2026-05-18T02:08:47.706059Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:08:47.706059Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Phase separation in optical lattices in a spin-dependent external potential","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.quant-gas","authors_text":"A-Hai Chen, Gao Xianlong","submitted_at":"2010-03-02T09:20:42Z","abstract_excerpt":"We investigate the phase separation in one-dimensional Fermi gases on optical lattices. The density distributions and the magnetization are calculated by means of density-matrix renormalization method. The phase separation between spin-up and spin-down atoms is induced by the interplay of the spin-dependent harmonic confinement and the strong repulsive interaction between intercomponent fermions. We find the existence of a critical repulsive interaction strength above which the phase separation evolves. By increasing the trap imbalance, the composite phase of Mott-insulating core is changed in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1003.0532","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":""},"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":"1003.0532","created_at":"2026-05-18T02:08:47.706153+00:00"},{"alias_kind":"arxiv_version","alias_value":"1003.0532v1","created_at":"2026-05-18T02:08:47.706153+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1003.0532","created_at":"2026-05-18T02:08:47.706153+00:00"},{"alias_kind":"pith_short_12","alias_value":"M32UMBVLZFYS","created_at":"2026-05-18T12:26:10.704358+00:00"},{"alias_kind":"pith_short_16","alias_value":"M32UMBVLZFYSNJWW","created_at":"2026-05-18T12:26:10.704358+00:00"},{"alias_kind":"pith_short_8","alias_value":"M32UMBVL","created_at":"2026-05-18T12:26:10.704358+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/M32UMBVLZFYSNJWWQF3REBS3TU","json":"https://pith.science/pith/M32UMBVLZFYSNJWWQF3REBS3TU.json","graph_json":"https://pith.science/api/pith-number/M32UMBVLZFYSNJWWQF3REBS3TU/graph.json","events_json":"https://pith.science/api/pith-number/M32UMBVLZFYSNJWWQF3REBS3TU/events.json","paper":"https://pith.science/paper/M32UMBVL"},"agent_actions":{"view_html":"https://pith.science/pith/M32UMBVLZFYSNJWWQF3REBS3TU","download_json":"https://pith.science/pith/M32UMBVLZFYSNJWWQF3REBS3TU.json","view_paper":"https://pith.science/paper/M32UMBVL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1003.0532&json=true","fetch_graph":"https://pith.science/api/pith-number/M32UMBVLZFYSNJWWQF3REBS3TU/graph.json","fetch_events":"https://pith.science/api/pith-number/M32UMBVLZFYSNJWWQF3REBS3TU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/M32UMBVLZFYSNJWWQF3REBS3TU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/M32UMBVLZFYSNJWWQF3REBS3TU/action/storage_attestation","attest_author":"https://pith.science/pith/M32UMBVLZFYSNJWWQF3REBS3TU/action/author_attestation","sign_citation":"https://pith.science/pith/M32UMBVLZFYSNJWWQF3REBS3TU/action/citation_signature","submit_replication":"https://pith.science/pith/M32UMBVLZFYSNJWWQF3REBS3TU/action/replication_record"}},"created_at":"2026-05-18T02:08:47.706153+00:00","updated_at":"2026-05-18T02:08:47.706153+00:00"}