{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:AP5UZBFNVBE4PJGZO343ZCRTGQ","short_pith_number":"pith:AP5UZBFN","schema_version":"1.0","canonical_sha256":"03fb4c84ada849c7a4d976f9bc8a333425e9c3dccf8c44cc051218268d127edc","source":{"kind":"arxiv","id":"0910.2610","version":2},"attestation_state":"computed","paper":{"title":"Artificial Staggered Magnetic Field for Ultracold Atoms in Optical Lattices","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.quant-gas","authors_text":"Andreas Hemmerich, C. Morais Smith, Lih-King Lim","submitted_at":"2009-10-14T13:13:18Z","abstract_excerpt":"A time-dependent optical lattice with staggered particle current in the tight-binding regime was considered that can be described by a time-independent effective lattice model with an artificial staggered magnetic field. The low energy description of a single-component fermion in this lattice at half-filling is provided by two copies of ideal two-dimensional massless Dirac fermions. The Dirac cones are generally anisotropic and can be tuned by the external staggered flux $\\p$. For bosons, the staggered flux modifies the single-particle spectrum such that in the weak coupling limit, depending o"},"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":"0910.2610","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2009-10-14T13:13:18Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"56eb164b8cd1e06ae0fe6249a10b9183ffc7253182002cfe8435a5df8bc207cd","abstract_canon_sha256":"111e84619472f1870fe6d44f21db83cf7d8a2c910505e53cb31221cd1dd7dc4d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:23:57.249813Z","signature_b64":"GuD4gzkMzAjNwI0aK+G5tK93hdffU/rASRGQq316iMxR7B26bUdX5uxnT0qt2I3k1epot2+MKoBzUdPeeiIoBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"03fb4c84ada849c7a4d976f9bc8a333425e9c3dccf8c44cc051218268d127edc","last_reissued_at":"2026-05-18T03:23:57.248992Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:23:57.248992Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Artificial Staggered Magnetic Field for Ultracold Atoms in Optical Lattices","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.quant-gas","authors_text":"Andreas Hemmerich, C. Morais Smith, Lih-King Lim","submitted_at":"2009-10-14T13:13:18Z","abstract_excerpt":"A time-dependent optical lattice with staggered particle current in the tight-binding regime was considered that can be described by a time-independent effective lattice model with an artificial staggered magnetic field. The low energy description of a single-component fermion in this lattice at half-filling is provided by two copies of ideal two-dimensional massless Dirac fermions. The Dirac cones are generally anisotropic and can be tuned by the external staggered flux $\\p$. For bosons, the staggered flux modifies the single-particle spectrum such that in the weak coupling limit, depending o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.2610","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":"0910.2610","created_at":"2026-05-18T03:23:57.249130+00:00"},{"alias_kind":"arxiv_version","alias_value":"0910.2610v2","created_at":"2026-05-18T03:23:57.249130+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.2610","created_at":"2026-05-18T03:23:57.249130+00:00"},{"alias_kind":"pith_short_12","alias_value":"AP5UZBFNVBE4","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_16","alias_value":"AP5UZBFNVBE4PJGZ","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_8","alias_value":"AP5UZBFN","created_at":"2026-05-18T12:25:58.837520+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/AP5UZBFNVBE4PJGZO343ZCRTGQ","json":"https://pith.science/pith/AP5UZBFNVBE4PJGZO343ZCRTGQ.json","graph_json":"https://pith.science/api/pith-number/AP5UZBFNVBE4PJGZO343ZCRTGQ/graph.json","events_json":"https://pith.science/api/pith-number/AP5UZBFNVBE4PJGZO343ZCRTGQ/events.json","paper":"https://pith.science/paper/AP5UZBFN"},"agent_actions":{"view_html":"https://pith.science/pith/AP5UZBFNVBE4PJGZO343ZCRTGQ","download_json":"https://pith.science/pith/AP5UZBFNVBE4PJGZO343ZCRTGQ.json","view_paper":"https://pith.science/paper/AP5UZBFN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0910.2610&json=true","fetch_graph":"https://pith.science/api/pith-number/AP5UZBFNVBE4PJGZO343ZCRTGQ/graph.json","fetch_events":"https://pith.science/api/pith-number/AP5UZBFNVBE4PJGZO343ZCRTGQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AP5UZBFNVBE4PJGZO343ZCRTGQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AP5UZBFNVBE4PJGZO343ZCRTGQ/action/storage_attestation","attest_author":"https://pith.science/pith/AP5UZBFNVBE4PJGZO343ZCRTGQ/action/author_attestation","sign_citation":"https://pith.science/pith/AP5UZBFNVBE4PJGZO343ZCRTGQ/action/citation_signature","submit_replication":"https://pith.science/pith/AP5UZBFNVBE4PJGZO343ZCRTGQ/action/replication_record"}},"created_at":"2026-05-18T03:23:57.249130+00:00","updated_at":"2026-05-18T03:23:57.249130+00:00"}