{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:OHY3M6AXSDV75WKXIFWA2HXXGE","short_pith_number":"pith:OHY3M6AX","schema_version":"1.0","canonical_sha256":"71f1b6781790ebfed957416c0d1ef7313a9dcfa0d404b4434047a81d3c53179c","source":{"kind":"arxiv","id":"1003.1770","version":3},"attestation_state":"computed","paper":{"title":"Two-Orbital Model Explains the Higher Transition Temperature of the Single-Layer Hg-Cuprate Superconductor Compared to That of the La-Cuprate Superconductor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Hideo Aoki, Hidetomo Usui, Hirofumi Sakakibara, Kazuhiko Kuroki, Ryotaro Arita","submitted_at":"2010-03-09T02:29:51Z","abstract_excerpt":"In order to explore the reason why the single-layered cuprates, La$_{2-x}$(Sr/Ba)$_x$CuO$_4$ ($T_c\\simeq$ 40K) and HgBa$_2$CuO$_{4+\\delta}$ ($T_c\\simeq$ 90K), have such a significant difference in $T_c$, we study a two-orbital model that incorporates the $d_{z^2}$ orbital on top of the $d_{x^2-y^2}$ orbital. It is found, with the fluctuation exchange approximation, that the $d_{z^2}$ orbital contribution to the Fermi surface, which is stronger in the La system, works against d-wave superconductivity, thereby dominating over the effect of the Fermi surface shape. The result resolves the long-st"},"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":"1003.1770","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2010-03-09T02:29:51Z","cross_cats_sorted":[],"title_canon_sha256":"7c90a14acfd53996c4879bb21867ece09ab2472c3b19eefc8fd78ffa44297278","abstract_canon_sha256":"693bd43803b8f00d7a14967847b49f77d1fb06a43c07c3b4e27fba5b6e4e3cc3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:42:43.226803Z","signature_b64":"MUGZUDOyq6zifzHUHbPYSsblXfDzKeJLn8C+lb5s2UsVsqQ4buvM7EAuskSQKZD3vdJ43mjISgNgbMalmw/CAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"71f1b6781790ebfed957416c0d1ef7313a9dcfa0d404b4434047a81d3c53179c","last_reissued_at":"2026-05-18T04:42:43.226433Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:42:43.226433Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Two-Orbital Model Explains the Higher Transition Temperature of the Single-Layer Hg-Cuprate Superconductor Compared to That of the La-Cuprate Superconductor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Hideo Aoki, Hidetomo Usui, Hirofumi Sakakibara, Kazuhiko Kuroki, Ryotaro Arita","submitted_at":"2010-03-09T02:29:51Z","abstract_excerpt":"In order to explore the reason why the single-layered cuprates, La$_{2-x}$(Sr/Ba)$_x$CuO$_4$ ($T_c\\simeq$ 40K) and HgBa$_2$CuO$_{4+\\delta}$ ($T_c\\simeq$ 90K), have such a significant difference in $T_c$, we study a two-orbital model that incorporates the $d_{z^2}$ orbital on top of the $d_{x^2-y^2}$ orbital. It is found, with the fluctuation exchange approximation, that the $d_{z^2}$ orbital contribution to the Fermi surface, which is stronger in the La system, works against d-wave superconductivity, thereby dominating over the effect of the Fermi surface shape. The result resolves the long-st"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1003.1770","kind":"arxiv","version":3},"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":"1003.1770","created_at":"2026-05-18T04:42:43.226485+00:00"},{"alias_kind":"arxiv_version","alias_value":"1003.1770v3","created_at":"2026-05-18T04:42:43.226485+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1003.1770","created_at":"2026-05-18T04:42:43.226485+00:00"},{"alias_kind":"pith_short_12","alias_value":"OHY3M6AXSDV7","created_at":"2026-05-18T12:26:12.377268+00:00"},{"alias_kind":"pith_short_16","alias_value":"OHY3M6AXSDV75WKX","created_at":"2026-05-18T12:26:12.377268+00:00"},{"alias_kind":"pith_short_8","alias_value":"OHY3M6AX","created_at":"2026-05-18T12:26:12.377268+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/OHY3M6AXSDV75WKXIFWA2HXXGE","json":"https://pith.science/pith/OHY3M6AXSDV75WKXIFWA2HXXGE.json","graph_json":"https://pith.science/api/pith-number/OHY3M6AXSDV75WKXIFWA2HXXGE/graph.json","events_json":"https://pith.science/api/pith-number/OHY3M6AXSDV75WKXIFWA2HXXGE/events.json","paper":"https://pith.science/paper/OHY3M6AX"},"agent_actions":{"view_html":"https://pith.science/pith/OHY3M6AXSDV75WKXIFWA2HXXGE","download_json":"https://pith.science/pith/OHY3M6AXSDV75WKXIFWA2HXXGE.json","view_paper":"https://pith.science/paper/OHY3M6AX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1003.1770&json=true","fetch_graph":"https://pith.science/api/pith-number/OHY3M6AXSDV75WKXIFWA2HXXGE/graph.json","fetch_events":"https://pith.science/api/pith-number/OHY3M6AXSDV75WKXIFWA2HXXGE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OHY3M6AXSDV75WKXIFWA2HXXGE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OHY3M6AXSDV75WKXIFWA2HXXGE/action/storage_attestation","attest_author":"https://pith.science/pith/OHY3M6AXSDV75WKXIFWA2HXXGE/action/author_attestation","sign_citation":"https://pith.science/pith/OHY3M6AXSDV75WKXIFWA2HXXGE/action/citation_signature","submit_replication":"https://pith.science/pith/OHY3M6AXSDV75WKXIFWA2HXXGE/action/replication_record"}},"created_at":"2026-05-18T04:42:43.226485+00:00","updated_at":"2026-05-18T04:42:43.226485+00:00"}