{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2008:75PAYNUS6O6IH2JHJ73D7AO6GG","short_pith_number":"pith:75PAYNUS","schema_version":"1.0","canonical_sha256":"ff5e0c3692f3bc83e9274ff63f81de318ac417c3101c4054e22dab7775ce224f","source":{"kind":"arxiv","id":"0806.3453","version":1},"attestation_state":"computed","paper":{"title":"The Fermi surface of Ba(1-x)K(x)Fe2As2 and its evolution with doping","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. F. Santander-Syro, A. Kaminski, A. V. Fedorov, B. N. Harmon, C. Liu, E. Rotenberg, G. D. Samolyuk, J. L. McChesney, N. Ni, P. C. Canfield, S. L. Bud'ko, T. Kondo, T. Valla, Y. Lee","submitted_at":"2008-06-20T19:44:27Z","abstract_excerpt":"We use angle-resolved photoemission spectroscopy (ARPES) to investigate the electronic properties of the newly discovered iron-arsenic superconductor, Ba(1-x)K(x)Fe2As2 and non-supercondcuting BaFe2As2. Our study indicates that the Fermi surface of the undoped, parent compound BaFe$_2$As$_2$ consists of hole pocket(s) at Gamma (0,0) and larger electron pocket(s) at X (1,0), in general agreement with full-potential linearized plane wave (FLAPW) calculations. Upon doping with potassium, the hole pocket expands and the electron pocket becomes smaller with its bottom approaching the chemical poten"},"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":"0806.3453","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2008-06-20T19:44:27Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"b8bdfacde5c8918953c650a12224f2ac086ffe4aec1107882dc1a79b467bd7ff","abstract_canon_sha256":"8b7bc623c97671caf248bea5208f2d6343aa12b0fba214994b29233dd68e7f9f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:48:29.158210Z","signature_b64":"oSibCcoTWspirhbwDYF/jozaZMSaKa5teUnyQ5f4N5vk+3zXzhIp4WHBUkMLFxjROsIQlbx0hlZ+TroABqf2Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff5e0c3692f3bc83e9274ff63f81de318ac417c3101c4054e22dab7775ce224f","last_reissued_at":"2026-05-18T00:48:29.157764Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:48:29.157764Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Fermi surface of Ba(1-x)K(x)Fe2As2 and its evolution with doping","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. F. Santander-Syro, A. Kaminski, A. V. Fedorov, B. N. Harmon, C. Liu, E. Rotenberg, G. D. Samolyuk, J. L. McChesney, N. Ni, P. C. Canfield, S. L. Bud'ko, T. Kondo, T. Valla, Y. Lee","submitted_at":"2008-06-20T19:44:27Z","abstract_excerpt":"We use angle-resolved photoemission spectroscopy (ARPES) to investigate the electronic properties of the newly discovered iron-arsenic superconductor, Ba(1-x)K(x)Fe2As2 and non-supercondcuting BaFe2As2. Our study indicates that the Fermi surface of the undoped, parent compound BaFe$_2$As$_2$ consists of hole pocket(s) at Gamma (0,0) and larger electron pocket(s) at X (1,0), in general agreement with full-potential linearized plane wave (FLAPW) calculations. Upon doping with potassium, the hole pocket expands and the electron pocket becomes smaller with its bottom approaching the chemical poten"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0806.3453","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":"0806.3453","created_at":"2026-05-18T00:48:29.157827+00:00"},{"alias_kind":"arxiv_version","alias_value":"0806.3453v1","created_at":"2026-05-18T00:48:29.157827+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0806.3453","created_at":"2026-05-18T00:48:29.157827+00:00"},{"alias_kind":"pith_short_12","alias_value":"75PAYNUS6O6I","created_at":"2026-05-18T12:25:56.245647+00:00"},{"alias_kind":"pith_short_16","alias_value":"75PAYNUS6O6IH2JH","created_at":"2026-05-18T12:25:56.245647+00:00"},{"alias_kind":"pith_short_8","alias_value":"75PAYNUS","created_at":"2026-05-18T12:25:56.245647+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/75PAYNUS6O6IH2JHJ73D7AO6GG","json":"https://pith.science/pith/75PAYNUS6O6IH2JHJ73D7AO6GG.json","graph_json":"https://pith.science/api/pith-number/75PAYNUS6O6IH2JHJ73D7AO6GG/graph.json","events_json":"https://pith.science/api/pith-number/75PAYNUS6O6IH2JHJ73D7AO6GG/events.json","paper":"https://pith.science/paper/75PAYNUS"},"agent_actions":{"view_html":"https://pith.science/pith/75PAYNUS6O6IH2JHJ73D7AO6GG","download_json":"https://pith.science/pith/75PAYNUS6O6IH2JHJ73D7AO6GG.json","view_paper":"https://pith.science/paper/75PAYNUS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0806.3453&json=true","fetch_graph":"https://pith.science/api/pith-number/75PAYNUS6O6IH2JHJ73D7AO6GG/graph.json","fetch_events":"https://pith.science/api/pith-number/75PAYNUS6O6IH2JHJ73D7AO6GG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/75PAYNUS6O6IH2JHJ73D7AO6GG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/75PAYNUS6O6IH2JHJ73D7AO6GG/action/storage_attestation","attest_author":"https://pith.science/pith/75PAYNUS6O6IH2JHJ73D7AO6GG/action/author_attestation","sign_citation":"https://pith.science/pith/75PAYNUS6O6IH2JHJ73D7AO6GG/action/citation_signature","submit_replication":"https://pith.science/pith/75PAYNUS6O6IH2JHJ73D7AO6GG/action/replication_record"}},"created_at":"2026-05-18T00:48:29.157827+00:00","updated_at":"2026-05-18T00:48:29.157827+00:00"}