{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:ER62UMXWXHPPLEJS6IVZFALZPX","short_pith_number":"pith:ER62UMXW","schema_version":"1.0","canonical_sha256":"247daa32f6b9def59132f22b9281797ddd157f288593d13a014a01326b9bcfab","source":{"kind":"arxiv","id":"1002.2972","version":1},"attestation_state":"computed","paper":{"title":"Evolution of the electronic structure from the insulator to the superconductor in Bi2Sr2-xLax(Ca,Y)Cu2O8+d","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Fujimori, D.H. Lu, H. Yagi, I. Terasaki, K.M. Shen, K. Tanaka, Risdiana, T. Fujii, T. Yoshida, W.S. Lee, Z.-X. Shen","submitted_at":"2010-02-15T22:31:13Z","abstract_excerpt":"La-doped and Y-doped Bi2Sr2CaCu2O8+d (Bi2212) compounds Bi2Sr2-xLax(Ca,Y)Cu2O8+d, which range from the insulator to the deeply underdoped superconductor, have been studied by angle-resolved photoemission spectroscopy. We have observed that the lower Hubbard band (LHB) of the parent insulator is gradually shifted upward with doping without significantly changing the band dispersions, which implies a downward shift of the chemical potential with hole doping. This behaviour is analogous to Bi2Sr2-xLaxCuO6+d (Bi2201) and Ca2-xNaxCuO2Cl2 (Na-CCOC) but is different from La2-xSrxCuO4 (LSCO), where th"},"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":"1002.2972","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2010-02-15T22:31:13Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"d80dd2d1114b4c013e18beeec733df4b40893989f53a541424e26d7c65ba6e17","abstract_canon_sha256":"579bf146611335e05bd45cf187d58d36d7d8811d68fee519724d2b36748eb12a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:26:00.861828Z","signature_b64":"BArJCwcNv86UUfKAddRFvLVb18+kUggOlvfR6d5Dw02wMGt7epdyTDM+vWR0OjOj0RHKq2MrDT/6Q2DbF9WnCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"247daa32f6b9def59132f22b9281797ddd157f288593d13a014a01326b9bcfab","last_reissued_at":"2026-07-04T17:26:00.861436Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:26:00.861436Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Evolution of the electronic structure from the insulator to the superconductor in Bi2Sr2-xLax(Ca,Y)Cu2O8+d","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Fujimori, D.H. Lu, H. Yagi, I. Terasaki, K.M. Shen, K. Tanaka, Risdiana, T. Fujii, T. Yoshida, W.S. Lee, Z.-X. Shen","submitted_at":"2010-02-15T22:31:13Z","abstract_excerpt":"La-doped and Y-doped Bi2Sr2CaCu2O8+d (Bi2212) compounds Bi2Sr2-xLax(Ca,Y)Cu2O8+d, which range from the insulator to the deeply underdoped superconductor, have been studied by angle-resolved photoemission spectroscopy. We have observed that the lower Hubbard band (LHB) of the parent insulator is gradually shifted upward with doping without significantly changing the band dispersions, which implies a downward shift of the chemical potential with hole doping. This behaviour is analogous to Bi2Sr2-xLaxCuO6+d (Bi2201) and Ca2-xNaxCuO2Cl2 (Na-CCOC) but is different from La2-xSrxCuO4 (LSCO), where th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.2972","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/1002.2972/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":"1002.2972","created_at":"2026-07-04T17:26:00.861496+00:00"},{"alias_kind":"arxiv_version","alias_value":"1002.2972v1","created_at":"2026-07-04T17:26:00.861496+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.2972","created_at":"2026-07-04T17:26:00.861496+00:00"},{"alias_kind":"pith_short_12","alias_value":"ER62UMXWXHPP","created_at":"2026-07-04T17:26:00.861496+00:00"},{"alias_kind":"pith_short_16","alias_value":"ER62UMXWXHPPLEJS","created_at":"2026-07-04T17:26:00.861496+00:00"},{"alias_kind":"pith_short_8","alias_value":"ER62UMXW","created_at":"2026-07-04T17:26:00.861496+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/ER62UMXWXHPPLEJS6IVZFALZPX","json":"https://pith.science/pith/ER62UMXWXHPPLEJS6IVZFALZPX.json","graph_json":"https://pith.science/api/pith-number/ER62UMXWXHPPLEJS6IVZFALZPX/graph.json","events_json":"https://pith.science/api/pith-number/ER62UMXWXHPPLEJS6IVZFALZPX/events.json","paper":"https://pith.science/paper/ER62UMXW"},"agent_actions":{"view_html":"https://pith.science/pith/ER62UMXWXHPPLEJS6IVZFALZPX","download_json":"https://pith.science/pith/ER62UMXWXHPPLEJS6IVZFALZPX.json","view_paper":"https://pith.science/paper/ER62UMXW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1002.2972&json=true","fetch_graph":"https://pith.science/api/pith-number/ER62UMXWXHPPLEJS6IVZFALZPX/graph.json","fetch_events":"https://pith.science/api/pith-number/ER62UMXWXHPPLEJS6IVZFALZPX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ER62UMXWXHPPLEJS6IVZFALZPX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ER62UMXWXHPPLEJS6IVZFALZPX/action/storage_attestation","attest_author":"https://pith.science/pith/ER62UMXWXHPPLEJS6IVZFALZPX/action/author_attestation","sign_citation":"https://pith.science/pith/ER62UMXWXHPPLEJS6IVZFALZPX/action/citation_signature","submit_replication":"https://pith.science/pith/ER62UMXWXHPPLEJS6IVZFALZPX/action/replication_record"}},"created_at":"2026-07-04T17:26:00.861496+00:00","updated_at":"2026-07-04T17:26:00.861496+00:00"}