{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:RKK5BKRZL3W2EOI3CZNZMVMDP5","short_pith_number":"pith:RKK5BKRZ","schema_version":"1.0","canonical_sha256":"8a95d0aa395eeda2391b165b9655837f73c36ed0f613421b9ea87115843d36c1","source":{"kind":"arxiv","id":"2606.27204","version":1},"attestation_state":"computed","paper":{"title":"Finite temperature precursors of Mottness in the Fermi Hubbard model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.quant-gas"],"primary_cat":"cond-mat.str-el","authors_text":"Abhisek Samanta, Nandini Trivedi, Sayantan Roy","submitted_at":"2026-06-25T16:00:54Z","abstract_excerpt":"We investigate finite-temperature precursors of Mottness in the repulsive Hubbard model above the spin-ordering temperature, using numerically exact determinant quantum Monte Carlo. We show that the finite-temperature crossover is accompanied by a pronounced suppression of charge fluctuations, despite the presence of a gapless single-particle spectra, demonstrating that Mottness first emerges via two-particle response in an anomalous metallic regime, before appearing in single-particle spectral functions. We further show that a gap formation in the density of states occurs through momentum-res"},"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":"2606.27204","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2026-06-25T16:00:54Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.quant-gas"],"title_canon_sha256":"43fdacbfcec1f7293483452802375cc7ecf43fef8e19c5ea4005d5935bd0781f","abstract_canon_sha256":"c5ac7b271da1dbb52495a12e9b013b0c10206e52faa027b26c3358094439a2a6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-26T01:16:13.519766Z","signature_b64":"vlG3Yd4s5HwPIYKK97ofjgUC2dARpV46MVcrK5j48zffO3C6M2vnyDCDPCl7Vlo7C7F6fz1DyPPOC2ENIhUVBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8a95d0aa395eeda2391b165b9655837f73c36ed0f613421b9ea87115843d36c1","last_reissued_at":"2026-06-26T01:16:13.519384Z","signature_status":"signed_v1","first_computed_at":"2026-06-26T01:16:13.519384Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Finite temperature precursors of Mottness in the Fermi Hubbard model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.quant-gas"],"primary_cat":"cond-mat.str-el","authors_text":"Abhisek Samanta, Nandini Trivedi, Sayantan Roy","submitted_at":"2026-06-25T16:00:54Z","abstract_excerpt":"We investigate finite-temperature precursors of Mottness in the repulsive Hubbard model above the spin-ordering temperature, using numerically exact determinant quantum Monte Carlo. We show that the finite-temperature crossover is accompanied by a pronounced suppression of charge fluctuations, despite the presence of a gapless single-particle spectra, demonstrating that Mottness first emerges via two-particle response in an anomalous metallic regime, before appearing in single-particle spectral functions. We further show that a gap formation in the density of states occurs through momentum-res"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.27204","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2606.27204/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2606.27204","created_at":"2026-06-26T01:16:13.519439+00:00"},{"alias_kind":"arxiv_version","alias_value":"2606.27204v1","created_at":"2026-06-26T01:16:13.519439+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.27204","created_at":"2026-06-26T01:16:13.519439+00:00"},{"alias_kind":"pith_short_12","alias_value":"RKK5BKRZL3W2","created_at":"2026-06-26T01:16:13.519439+00:00"},{"alias_kind":"pith_short_16","alias_value":"RKK5BKRZL3W2EOI3","created_at":"2026-06-26T01:16:13.519439+00:00"},{"alias_kind":"pith_short_8","alias_value":"RKK5BKRZ","created_at":"2026-06-26T01:16:13.519439+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/RKK5BKRZL3W2EOI3CZNZMVMDP5","json":"https://pith.science/pith/RKK5BKRZL3W2EOI3CZNZMVMDP5.json","graph_json":"https://pith.science/api/pith-number/RKK5BKRZL3W2EOI3CZNZMVMDP5/graph.json","events_json":"https://pith.science/api/pith-number/RKK5BKRZL3W2EOI3CZNZMVMDP5/events.json","paper":"https://pith.science/paper/RKK5BKRZ"},"agent_actions":{"view_html":"https://pith.science/pith/RKK5BKRZL3W2EOI3CZNZMVMDP5","download_json":"https://pith.science/pith/RKK5BKRZL3W2EOI3CZNZMVMDP5.json","view_paper":"https://pith.science/paper/RKK5BKRZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2606.27204&json=true","fetch_graph":"https://pith.science/api/pith-number/RKK5BKRZL3W2EOI3CZNZMVMDP5/graph.json","fetch_events":"https://pith.science/api/pith-number/RKK5BKRZL3W2EOI3CZNZMVMDP5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RKK5BKRZL3W2EOI3CZNZMVMDP5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RKK5BKRZL3W2EOI3CZNZMVMDP5/action/storage_attestation","attest_author":"https://pith.science/pith/RKK5BKRZL3W2EOI3CZNZMVMDP5/action/author_attestation","sign_citation":"https://pith.science/pith/RKK5BKRZL3W2EOI3CZNZMVMDP5/action/citation_signature","submit_replication":"https://pith.science/pith/RKK5BKRZL3W2EOI3CZNZMVMDP5/action/replication_record"}},"created_at":"2026-06-26T01:16:13.519439+00:00","updated_at":"2026-06-26T01:16:13.519439+00:00"}