{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:DFJHGWHFYTH7SHDX7F6VV3K4P4","short_pith_number":"pith:DFJHGWHF","schema_version":"1.0","canonical_sha256":"19527358e5c4cff91c77f97d5aed5c7f0b4f9e9bb77e825d1dc4b0d5998c6177","source":{"kind":"arxiv","id":"1311.6945","version":1},"attestation_state":"computed","paper":{"title":"Doping evolution of the electron-hole asymmetric s-wave pseudogap in underdoped high-Tc cuprate superconductors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.str-el","authors_text":"Marcello Civelli, Shiro Sakai","submitted_at":"2013-11-27T11:57:48Z","abstract_excerpt":"We study the doping evolution of the electronic structure in the pseudogap state of high-Tc cuprate superconductors, by means of a cluster extension of the dynamical mean-field theory applied to the two-dimensional Hubbard model. The calculated single-particle excitation spectra in the strongly underdoped regime show a marked electron-hole asymmetry and reveal a \"s-wave\" pseudogap, which display a finite amplitude in all the directions in the momentum space but not always at the Fermi level: The energy location of the gap strongly depends on momentum, and in particular in the nodal region, it "},"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":"1311.6945","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-11-27T11:57:48Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"9d9803446f60182d8d8bd24ef44d83432c3c38b363b4a03463585967b3e93ca3","abstract_canon_sha256":"b4a9b11c9eba7dab1a4b40f3bb9470ac5a89675b520132acc1d82e8646d721a4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:06:04.459786Z","signature_b64":"R4DuyykK65g3ICI1n47DEo8UdA6hjOO5CvJRnQG6xr2oIJggv+vVzu+5NAmhS/X0gOmVYcH7l15/OxX5XvboCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"19527358e5c4cff91c77f97d5aed5c7f0b4f9e9bb77e825d1dc4b0d5998c6177","last_reissued_at":"2026-05-18T03:06:04.459263Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:06:04.459263Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Doping evolution of the electron-hole asymmetric s-wave pseudogap in underdoped high-Tc cuprate superconductors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.str-el","authors_text":"Marcello Civelli, Shiro Sakai","submitted_at":"2013-11-27T11:57:48Z","abstract_excerpt":"We study the doping evolution of the electronic structure in the pseudogap state of high-Tc cuprate superconductors, by means of a cluster extension of the dynamical mean-field theory applied to the two-dimensional Hubbard model. The calculated single-particle excitation spectra in the strongly underdoped regime show a marked electron-hole asymmetry and reveal a \"s-wave\" pseudogap, which display a finite amplitude in all the directions in the momentum space but not always at the Fermi level: The energy location of the gap strongly depends on momentum, and in particular in the nodal region, it "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.6945","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":"1311.6945","created_at":"2026-05-18T03:06:04.459351+00:00"},{"alias_kind":"arxiv_version","alias_value":"1311.6945v1","created_at":"2026-05-18T03:06:04.459351+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.6945","created_at":"2026-05-18T03:06:04.459351+00:00"},{"alias_kind":"pith_short_12","alias_value":"DFJHGWHFYTH7","created_at":"2026-05-18T12:27:43.054852+00:00"},{"alias_kind":"pith_short_16","alias_value":"DFJHGWHFYTH7SHDX","created_at":"2026-05-18T12:27:43.054852+00:00"},{"alias_kind":"pith_short_8","alias_value":"DFJHGWHF","created_at":"2026-05-18T12:27:43.054852+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/DFJHGWHFYTH7SHDX7F6VV3K4P4","json":"https://pith.science/pith/DFJHGWHFYTH7SHDX7F6VV3K4P4.json","graph_json":"https://pith.science/api/pith-number/DFJHGWHFYTH7SHDX7F6VV3K4P4/graph.json","events_json":"https://pith.science/api/pith-number/DFJHGWHFYTH7SHDX7F6VV3K4P4/events.json","paper":"https://pith.science/paper/DFJHGWHF"},"agent_actions":{"view_html":"https://pith.science/pith/DFJHGWHFYTH7SHDX7F6VV3K4P4","download_json":"https://pith.science/pith/DFJHGWHFYTH7SHDX7F6VV3K4P4.json","view_paper":"https://pith.science/paper/DFJHGWHF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1311.6945&json=true","fetch_graph":"https://pith.science/api/pith-number/DFJHGWHFYTH7SHDX7F6VV3K4P4/graph.json","fetch_events":"https://pith.science/api/pith-number/DFJHGWHFYTH7SHDX7F6VV3K4P4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DFJHGWHFYTH7SHDX7F6VV3K4P4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DFJHGWHFYTH7SHDX7F6VV3K4P4/action/storage_attestation","attest_author":"https://pith.science/pith/DFJHGWHFYTH7SHDX7F6VV3K4P4/action/author_attestation","sign_citation":"https://pith.science/pith/DFJHGWHFYTH7SHDX7F6VV3K4P4/action/citation_signature","submit_replication":"https://pith.science/pith/DFJHGWHFYTH7SHDX7F6VV3K4P4/action/replication_record"}},"created_at":"2026-05-18T03:06:04.459351+00:00","updated_at":"2026-05-18T03:06:04.459351+00:00"}