{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:JBFNDZXLDVQM5NIEV72IUNOS2E","short_pith_number":"pith:JBFNDZXL","schema_version":"1.0","canonical_sha256":"484ad1e6eb1d60ceb504aff48a35d2d11b5a2a873b286a236263226d6f300dcb","source":{"kind":"arxiv","id":"1510.01389","version":2},"attestation_state":"computed","paper":{"title":"Spin-Driven Nematic Instability of the Multi-Orbital Hubbard Model: Application to Iron-Based Superconductors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"B. M. Andersen, Jian Kang, M. H. Christensen, R. M. Fernandes","submitted_at":"2015-10-05T22:29:55Z","abstract_excerpt":"Nematic order resulting from the partial melting of density-waves has been proposed as the mechanism to explain nematicity in iron-based superconductors. An outstanding question, however, is whether the microscopic electronic model for these systems -- the multi-orbital Hubbard model -- displays such an ordered state as its leading instability. In contrast to usual electronic instabilities, such as magnetic and charge order, this fluctuation-driven phenomenon cannot be captured by the standard RPA method. Here, by including fluctuations beyond RPA in the multi-orbital Hubbard model, we derive "},"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":"1510.01389","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2015-10-05T22:29:55Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"81b19afdee79664e438d8c3f98911524443ebfc836c7fa8b3012e86248eb72b6","abstract_canon_sha256":"95fe0846f9e53c59e5cff07ad3bbd02efac534249a3e15b1bad69820b36268dc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:20:01.323995Z","signature_b64":"6pFVch+qYSzeCnmvDekOpmKRsIEv8O8p/a1Kk8kixRCHOUz1143VkoGTqK50rKySKIjtIdD0E4uJnhPLx8iXBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"484ad1e6eb1d60ceb504aff48a35d2d11b5a2a873b286a236263226d6f300dcb","last_reissued_at":"2026-05-18T01:20:01.323210Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:20:01.323210Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spin-Driven Nematic Instability of the Multi-Orbital Hubbard Model: Application to Iron-Based Superconductors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"B. M. Andersen, Jian Kang, M. H. Christensen, R. M. Fernandes","submitted_at":"2015-10-05T22:29:55Z","abstract_excerpt":"Nematic order resulting from the partial melting of density-waves has been proposed as the mechanism to explain nematicity in iron-based superconductors. An outstanding question, however, is whether the microscopic electronic model for these systems -- the multi-orbital Hubbard model -- displays such an ordered state as its leading instability. In contrast to usual electronic instabilities, such as magnetic and charge order, this fluctuation-driven phenomenon cannot be captured by the standard RPA method. Here, by including fluctuations beyond RPA in the multi-orbital Hubbard model, we derive "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.01389","kind":"arxiv","version":2},"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":"1510.01389","created_at":"2026-05-18T01:20:01.323360+00:00"},{"alias_kind":"arxiv_version","alias_value":"1510.01389v2","created_at":"2026-05-18T01:20:01.323360+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.01389","created_at":"2026-05-18T01:20:01.323360+00:00"},{"alias_kind":"pith_short_12","alias_value":"JBFNDZXLDVQM","created_at":"2026-05-18T12:29:27.538025+00:00"},{"alias_kind":"pith_short_16","alias_value":"JBFNDZXLDVQM5NIE","created_at":"2026-05-18T12:29:27.538025+00:00"},{"alias_kind":"pith_short_8","alias_value":"JBFNDZXL","created_at":"2026-05-18T12:29:27.538025+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/JBFNDZXLDVQM5NIEV72IUNOS2E","json":"https://pith.science/pith/JBFNDZXLDVQM5NIEV72IUNOS2E.json","graph_json":"https://pith.science/api/pith-number/JBFNDZXLDVQM5NIEV72IUNOS2E/graph.json","events_json":"https://pith.science/api/pith-number/JBFNDZXLDVQM5NIEV72IUNOS2E/events.json","paper":"https://pith.science/paper/JBFNDZXL"},"agent_actions":{"view_html":"https://pith.science/pith/JBFNDZXLDVQM5NIEV72IUNOS2E","download_json":"https://pith.science/pith/JBFNDZXLDVQM5NIEV72IUNOS2E.json","view_paper":"https://pith.science/paper/JBFNDZXL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1510.01389&json=true","fetch_graph":"https://pith.science/api/pith-number/JBFNDZXLDVQM5NIEV72IUNOS2E/graph.json","fetch_events":"https://pith.science/api/pith-number/JBFNDZXLDVQM5NIEV72IUNOS2E/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JBFNDZXLDVQM5NIEV72IUNOS2E/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JBFNDZXLDVQM5NIEV72IUNOS2E/action/storage_attestation","attest_author":"https://pith.science/pith/JBFNDZXLDVQM5NIEV72IUNOS2E/action/author_attestation","sign_citation":"https://pith.science/pith/JBFNDZXLDVQM5NIEV72IUNOS2E/action/citation_signature","submit_replication":"https://pith.science/pith/JBFNDZXLDVQM5NIEV72IUNOS2E/action/replication_record"}},"created_at":"2026-05-18T01:20:01.323360+00:00","updated_at":"2026-05-18T01:20:01.323360+00:00"}