{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:6WUWEGKZQCWIVWG2VMCD2CWKHQ","short_pith_number":"pith:6WUWEGKZ","schema_version":"1.0","canonical_sha256":"f5a962195980ac8ad8daab043d0aca3c3b146a24fb333628e21782f497971b0b","source":{"kind":"arxiv","id":"1104.3261","version":3},"attestation_state":"computed","paper":{"title":"Role of the van Hove Singularity in the Quantum Criticality of the Hubbard Model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"D. Galanakis, J. Moreno, K. Mikelsons, K.-S. Chen, M. Jarrell, S. Pathak, S.-Q. Su, S.-X. Yang","submitted_at":"2011-04-16T20:49:59Z","abstract_excerpt":"A quantum critical point (QCP), separating the non-Fermi liquid region from the Fermi liquid, exists in the phase diagram of the 2D Hubbard model [Vidhyadhiraja et. al, Phys. Rev. Lett. 102, 206407 (2009)]. Due to the vanishing of the critical temperature associated with a phase separation transition, the QCP is characterized by a vanishing quasiparticle weight. Near the QCP, the pairing is enhanced since the real part of the bare d-wave p-p susceptibility exhibits algebraic divergence with decreasing temperature, replacing the logarithmic divergence found in a Fermi liquid [Yang et. al, Phys."},"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":"1104.3261","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-04-16T20:49:59Z","cross_cats_sorted":[],"title_canon_sha256":"1955b02c11649ddbeba741a5ea9bb766874ac12a53d433c09ea71f8504aa94a6","abstract_canon_sha256":"a664bf6bb0e23fdba74dd4fed81b743691d527b7da0dea91fa80f9f762d3fe93"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:22:02.679192Z","signature_b64":"sH6Hnhv6MWo6dC5erIwNYDSJEalZzXykFzF1+OKW549ml/kACk/EJ6HdxObW/2QiK0hrjroPwVlRYx03Dh9NCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f5a962195980ac8ad8daab043d0aca3c3b146a24fb333628e21782f497971b0b","last_reissued_at":"2026-05-18T02:22:02.678438Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:22:02.678438Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Role of the van Hove Singularity in the Quantum Criticality of the Hubbard Model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"D. Galanakis, J. Moreno, K. Mikelsons, K.-S. Chen, M. Jarrell, S. Pathak, S.-Q. Su, S.-X. Yang","submitted_at":"2011-04-16T20:49:59Z","abstract_excerpt":"A quantum critical point (QCP), separating the non-Fermi liquid region from the Fermi liquid, exists in the phase diagram of the 2D Hubbard model [Vidhyadhiraja et. al, Phys. Rev. Lett. 102, 206407 (2009)]. Due to the vanishing of the critical temperature associated with a phase separation transition, the QCP is characterized by a vanishing quasiparticle weight. Near the QCP, the pairing is enhanced since the real part of the bare d-wave p-p susceptibility exhibits algebraic divergence with decreasing temperature, replacing the logarithmic divergence found in a Fermi liquid [Yang et. al, Phys."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.3261","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":"1104.3261","created_at":"2026-05-18T02:22:02.678560+00:00"},{"alias_kind":"arxiv_version","alias_value":"1104.3261v3","created_at":"2026-05-18T02:22:02.678560+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.3261","created_at":"2026-05-18T02:22:02.678560+00:00"},{"alias_kind":"pith_short_12","alias_value":"6WUWEGKZQCWI","created_at":"2026-05-18T12:26:22.705136+00:00"},{"alias_kind":"pith_short_16","alias_value":"6WUWEGKZQCWIVWG2","created_at":"2026-05-18T12:26:22.705136+00:00"},{"alias_kind":"pith_short_8","alias_value":"6WUWEGKZ","created_at":"2026-05-18T12:26:22.705136+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/6WUWEGKZQCWIVWG2VMCD2CWKHQ","json":"https://pith.science/pith/6WUWEGKZQCWIVWG2VMCD2CWKHQ.json","graph_json":"https://pith.science/api/pith-number/6WUWEGKZQCWIVWG2VMCD2CWKHQ/graph.json","events_json":"https://pith.science/api/pith-number/6WUWEGKZQCWIVWG2VMCD2CWKHQ/events.json","paper":"https://pith.science/paper/6WUWEGKZ"},"agent_actions":{"view_html":"https://pith.science/pith/6WUWEGKZQCWIVWG2VMCD2CWKHQ","download_json":"https://pith.science/pith/6WUWEGKZQCWIVWG2VMCD2CWKHQ.json","view_paper":"https://pith.science/paper/6WUWEGKZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1104.3261&json=true","fetch_graph":"https://pith.science/api/pith-number/6WUWEGKZQCWIVWG2VMCD2CWKHQ/graph.json","fetch_events":"https://pith.science/api/pith-number/6WUWEGKZQCWIVWG2VMCD2CWKHQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6WUWEGKZQCWIVWG2VMCD2CWKHQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6WUWEGKZQCWIVWG2VMCD2CWKHQ/action/storage_attestation","attest_author":"https://pith.science/pith/6WUWEGKZQCWIVWG2VMCD2CWKHQ/action/author_attestation","sign_citation":"https://pith.science/pith/6WUWEGKZQCWIVWG2VMCD2CWKHQ/action/citation_signature","submit_replication":"https://pith.science/pith/6WUWEGKZQCWIVWG2VMCD2CWKHQ/action/replication_record"}},"created_at":"2026-05-18T02:22:02.678560+00:00","updated_at":"2026-05-18T02:22:02.678560+00:00"}