{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:Y2XOCRJCKQQSGB2HC3TNI5XK3S","short_pith_number":"pith:Y2XOCRJC","canonical_record":{"source":{"id":"1702.02796","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-02-09T11:56:54Z","cross_cats_sorted":[],"title_canon_sha256":"c145c2c5f4c6c4e7d148958134f4ce3b4fd07692838a852928452bc4b4e38be5","abstract_canon_sha256":"81d2d9a85c6dd59b3ac2ee04263b8002f84634d979f950556f7ce99f67e23904"},"schema_version":"1.0"},"canonical_sha256":"c6aee14522542123074716e6d476eadc88d511110b5aa6a09ec36a4aaae50efd","source":{"kind":"arxiv","id":"1702.02796","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.02796","created_at":"2026-05-18T00:40:07Z"},{"alias_kind":"arxiv_version","alias_value":"1702.02796v4","created_at":"2026-05-18T00:40:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.02796","created_at":"2026-05-18T00:40:07Z"},{"alias_kind":"pith_short_12","alias_value":"Y2XOCRJCKQQS","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"Y2XOCRJCKQQSGB2H","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"Y2XOCRJC","created_at":"2026-05-18T12:31:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:Y2XOCRJCKQQSGB2HC3TNI5XK3S","target":"record","payload":{"canonical_record":{"source":{"id":"1702.02796","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-02-09T11:56:54Z","cross_cats_sorted":[],"title_canon_sha256":"c145c2c5f4c6c4e7d148958134f4ce3b4fd07692838a852928452bc4b4e38be5","abstract_canon_sha256":"81d2d9a85c6dd59b3ac2ee04263b8002f84634d979f950556f7ce99f67e23904"},"schema_version":"1.0"},"canonical_sha256":"c6aee14522542123074716e6d476eadc88d511110b5aa6a09ec36a4aaae50efd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:40:07.241898Z","signature_b64":"hEvrHaZT7ZXcjsyyt8hUyJMW+mvZqO+3Bc+stUSnRCys78qcdFGza8zbZQ04AlPU9I8NRsnylfCyyZwnixz0Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c6aee14522542123074716e6d476eadc88d511110b5aa6a09ec36a4aaae50efd","last_reissued_at":"2026-05-18T00:40:07.241447Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:40:07.241447Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.02796","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:40:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZisPpf2xzGVPamCu3WPngoihZY6qNQF479Q2oz2IYPDPB+8AVlkOljtkCe9GtKzp6hQXR4OBxeauEFe8OBOGBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T03:57:38.834452Z"},"content_sha256":"8ace80451cc12050d509c1b20501edbbd0f4b81f8581e12b9fe99082fa65fb1f","schema_version":"1.0","event_id":"sha256:8ace80451cc12050d509c1b20501edbbd0f4b81f8581e12b9fe99082fa65fb1f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:Y2XOCRJCKQQSGB2HC3TNI5XK3S","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Low quasiparticle coherence temperature in the one band-Hubbard model: A slave-boson approach","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Alejandro Mezio, Ross H. McKenzie","submitted_at":"2017-02-09T11:56:54Z","abstract_excerpt":"We use the Kotliar-Ruckenstein slave-boson formalism to study the temperature dependence of paramagnetic phases of the one-band Hubbard model for a variety of band structures. We calculate the Fermi liquid quasiparticle spectral weight $Z$ and identify the temperature at which it decreases significantly to a crossover to a bad metal region. Near the Mott metal-insulator transition, this coherence temperature $T_\\textrm{coh}$ is much lower than the Fermi temperature of the uncorrelated Fermi gas, as is observed in a broad range of strongly correlated electron materials. After a proper rescaling"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.02796","kind":"arxiv","version":4},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:40:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yrBlkGm+ohX8y88TJSTEDYUiElwJcOemVy8IWl4dOff9iz2FZNsl9mpanxIaT2xVz9QRF6JtDzAk9ACxXxe5Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T03:57:38.835089Z"},"content_sha256":"042c302772fa7b77cf87e4a0937d7d8bbbb1300555944e27ec26189d558558a1","schema_version":"1.0","event_id":"sha256:042c302772fa7b77cf87e4a0937d7d8bbbb1300555944e27ec26189d558558a1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y2XOCRJCKQQSGB2HC3TNI5XK3S/bundle.json","state_url":"https://pith.science/pith/Y2XOCRJCKQQSGB2HC3TNI5XK3S/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y2XOCRJCKQQSGB2HC3TNI5XK3S/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-06T03:57:38Z","links":{"resolver":"https://pith.science/pith/Y2XOCRJCKQQSGB2HC3TNI5XK3S","bundle":"https://pith.science/pith/Y2XOCRJCKQQSGB2HC3TNI5XK3S/bundle.json","state":"https://pith.science/pith/Y2XOCRJCKQQSGB2HC3TNI5XK3S/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y2XOCRJCKQQSGB2HC3TNI5XK3S/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:Y2XOCRJCKQQSGB2HC3TNI5XK3S","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"81d2d9a85c6dd59b3ac2ee04263b8002f84634d979f950556f7ce99f67e23904","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-02-09T11:56:54Z","title_canon_sha256":"c145c2c5f4c6c4e7d148958134f4ce3b4fd07692838a852928452bc4b4e38be5"},"schema_version":"1.0","source":{"id":"1702.02796","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.02796","created_at":"2026-05-18T00:40:07Z"},{"alias_kind":"arxiv_version","alias_value":"1702.02796v4","created_at":"2026-05-18T00:40:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.02796","created_at":"2026-05-18T00:40:07Z"},{"alias_kind":"pith_short_12","alias_value":"Y2XOCRJCKQQS","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"Y2XOCRJCKQQSGB2H","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"Y2XOCRJC","created_at":"2026-05-18T12:31:56Z"}],"graph_snapshots":[{"event_id":"sha256:042c302772fa7b77cf87e4a0937d7d8bbbb1300555944e27ec26189d558558a1","target":"graph","created_at":"2026-05-18T00:40:07Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We use the Kotliar-Ruckenstein slave-boson formalism to study the temperature dependence of paramagnetic phases of the one-band Hubbard model for a variety of band structures. We calculate the Fermi liquid quasiparticle spectral weight $Z$ and identify the temperature at which it decreases significantly to a crossover to a bad metal region. Near the Mott metal-insulator transition, this coherence temperature $T_\\textrm{coh}$ is much lower than the Fermi temperature of the uncorrelated Fermi gas, as is observed in a broad range of strongly correlated electron materials. After a proper rescaling","authors_text":"Alejandro Mezio, Ross H. McKenzie","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-02-09T11:56:54Z","title":"Low quasiparticle coherence temperature in the one band-Hubbard model: A slave-boson approach"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.02796","kind":"arxiv","version":4},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:8ace80451cc12050d509c1b20501edbbd0f4b81f8581e12b9fe99082fa65fb1f","target":"record","created_at":"2026-05-18T00:40:07Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"81d2d9a85c6dd59b3ac2ee04263b8002f84634d979f950556f7ce99f67e23904","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-02-09T11:56:54Z","title_canon_sha256":"c145c2c5f4c6c4e7d148958134f4ce3b4fd07692838a852928452bc4b4e38be5"},"schema_version":"1.0","source":{"id":"1702.02796","kind":"arxiv","version":4}},"canonical_sha256":"c6aee14522542123074716e6d476eadc88d511110b5aa6a09ec36a4aaae50efd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c6aee14522542123074716e6d476eadc88d511110b5aa6a09ec36a4aaae50efd","first_computed_at":"2026-05-18T00:40:07.241447Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:40:07.241447Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hEvrHaZT7ZXcjsyyt8hUyJMW+mvZqO+3Bc+stUSnRCys78qcdFGza8zbZQ04AlPU9I8NRsnylfCyyZwnixz0Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:40:07.241898Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.02796","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8ace80451cc12050d509c1b20501edbbd0f4b81f8581e12b9fe99082fa65fb1f","sha256:042c302772fa7b77cf87e4a0937d7d8bbbb1300555944e27ec26189d558558a1"],"state_sha256":"2e0946b6cb23d53ef9c9c2e95b2bbc96138658fc4ec59ca6ae92a3c823c52330"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mKqanww02gEuP1sQKGXAa+IndNXwBtjyvF2U1bauAT47Io9WCQrbtI3WnmyTXLBlfsLJhnfFavPUt8ErLStkBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T03:57:38.838603Z","bundle_sha256":"f5f8c7a641b2064eafa40a8a32b172668f0cb5ed887df3a360d971f15ecd3d18"}}