{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:LDVHEA3OOVEESC2YATTD45LEXC","short_pith_number":"pith:LDVHEA3O","canonical_record":{"source":{"id":"2004.02302","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-04-05T20:08:00Z","cross_cats_sorted":[],"title_canon_sha256":"a0add177102d96c7cf2cff810629750df8fa2404a67f7221aaca7278213e91df","abstract_canon_sha256":"4cb310429295d695bdf23dc1caa1a8bf800a4a6c17e701bf32f4d268fb760bb8"},"schema_version":"1.0"},"canonical_sha256":"58ea72036e7548490b5804e63e7564b89d9ac8ae08ec8f7167ada44a9e932040","source":{"kind":"arxiv","id":"2004.02302","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.02302","created_at":"2026-07-05T00:52:57Z"},{"alias_kind":"arxiv_version","alias_value":"2004.02302v1","created_at":"2026-07-05T00:52:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.02302","created_at":"2026-07-05T00:52:57Z"},{"alias_kind":"pith_short_12","alias_value":"LDVHEA3OOVEE","created_at":"2026-07-05T00:52:57Z"},{"alias_kind":"pith_short_16","alias_value":"LDVHEA3OOVEESC2Y","created_at":"2026-07-05T00:52:57Z"},{"alias_kind":"pith_short_8","alias_value":"LDVHEA3O","created_at":"2026-07-05T00:52:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:LDVHEA3OOVEESC2YATTD45LEXC","target":"record","payload":{"canonical_record":{"source":{"id":"2004.02302","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-04-05T20:08:00Z","cross_cats_sorted":[],"title_canon_sha256":"a0add177102d96c7cf2cff810629750df8fa2404a67f7221aaca7278213e91df","abstract_canon_sha256":"4cb310429295d695bdf23dc1caa1a8bf800a4a6c17e701bf32f4d268fb760bb8"},"schema_version":"1.0"},"canonical_sha256":"58ea72036e7548490b5804e63e7564b89d9ac8ae08ec8f7167ada44a9e932040","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:52:57.674293Z","signature_b64":"tRvQv9aHwAKGmxtL2i+T1e2KXpz3hgJY/TzNmdk3TZd6uB4R0etWpg6nuIzbo2ghPWyE9hkyu4Y6JyhgduK+BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"58ea72036e7548490b5804e63e7564b89d9ac8ae08ec8f7167ada44a9e932040","last_reissued_at":"2026-07-05T00:52:57.673878Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:52:57.673878Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2004.02302","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:52:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LfKvSHPU7VaBAKa5QHUyrRL9h2X3uUsoDL2+VwL7yhfQj3L1g/Qbv3y/HAXkjnGhkLpuwTk42yr6HM2rSrniAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T18:01:58.642465Z"},"content_sha256":"2b93d2b7c0e2300347237bc63bf3e33dc8a5b610723d6f0c0dd6dda3b1cd25f2","schema_version":"1.0","event_id":"sha256:2b93d2b7c0e2300347237bc63bf3e33dc8a5b610723d6f0c0dd6dda3b1cd25f2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:LDVHEA3OOVEESC2YATTD45LEXC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Mott transition and high-temperature crossovers at half-filling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A.-M. S. Tremblay, A. Reymbaut, G. Sordi, L. Fratino, M. Boulay, P. S\\'emon, Wei Wu","submitted_at":"2020-04-05T20:08:00Z","abstract_excerpt":"The interaction-driven Mott transition in the half-filled Hubbard model is a first-order phase transition that terminates at a critical point $(T_\\mathrm{c},U_\\mathrm{c})$ in the temperature-interaction plane $T-U$. A number of crossovers occur along lines that extend for some range above $(T_\\mathrm{c},U_\\mathrm{c})$. Asymptotically close to $(T_\\mathrm{c},U_\\mathrm{c})$, these lines coalesce into the so-called Widom line. The existence of $(T_\\mathrm{c},U_\\mathrm{c})$ and of the associated crossovers becomes unclear when long-wavelength fluctuations or long-range order occur above $(T_\\mathr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.02302","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/2004.02302/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:52:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NnLXAZdy4Ge7Mjy4DFVxeTBZanIQCzxWXqRPh3SNggdXNsDev+ERBmZUpUZ1Ev7p113iDfCxgU78sIEbPR3tDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T18:01:58.642831Z"},"content_sha256":"2ed25aea83c1c57ff9360efc011958047d4992457fd8222e0f61bf08523bc77b","schema_version":"1.0","event_id":"sha256:2ed25aea83c1c57ff9360efc011958047d4992457fd8222e0f61bf08523bc77b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LDVHEA3OOVEESC2YATTD45LEXC/bundle.json","state_url":"https://pith.science/pith/LDVHEA3OOVEESC2YATTD45LEXC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LDVHEA3OOVEESC2YATTD45LEXC/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":"2026-07-08T18:01:58Z","links":{"resolver":"https://pith.science/pith/LDVHEA3OOVEESC2YATTD45LEXC","bundle":"https://pith.science/pith/LDVHEA3OOVEESC2YATTD45LEXC/bundle.json","state":"https://pith.science/pith/LDVHEA3OOVEESC2YATTD45LEXC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LDVHEA3OOVEESC2YATTD45LEXC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:LDVHEA3OOVEESC2YATTD45LEXC","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":"4cb310429295d695bdf23dc1caa1a8bf800a4a6c17e701bf32f4d268fb760bb8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-04-05T20:08:00Z","title_canon_sha256":"a0add177102d96c7cf2cff810629750df8fa2404a67f7221aaca7278213e91df"},"schema_version":"1.0","source":{"id":"2004.02302","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.02302","created_at":"2026-07-05T00:52:57Z"},{"alias_kind":"arxiv_version","alias_value":"2004.02302v1","created_at":"2026-07-05T00:52:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.02302","created_at":"2026-07-05T00:52:57Z"},{"alias_kind":"pith_short_12","alias_value":"LDVHEA3OOVEE","created_at":"2026-07-05T00:52:57Z"},{"alias_kind":"pith_short_16","alias_value":"LDVHEA3OOVEESC2Y","created_at":"2026-07-05T00:52:57Z"},{"alias_kind":"pith_short_8","alias_value":"LDVHEA3O","created_at":"2026-07-05T00:52:57Z"}],"graph_snapshots":[{"event_id":"sha256:2ed25aea83c1c57ff9360efc011958047d4992457fd8222e0f61bf08523bc77b","target":"graph","created_at":"2026-07-05T00:52:57Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2004.02302/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The interaction-driven Mott transition in the half-filled Hubbard model is a first-order phase transition that terminates at a critical point $(T_\\mathrm{c},U_\\mathrm{c})$ in the temperature-interaction plane $T-U$. A number of crossovers occur along lines that extend for some range above $(T_\\mathrm{c},U_\\mathrm{c})$. Asymptotically close to $(T_\\mathrm{c},U_\\mathrm{c})$, these lines coalesce into the so-called Widom line. The existence of $(T_\\mathrm{c},U_\\mathrm{c})$ and of the associated crossovers becomes unclear when long-wavelength fluctuations or long-range order occur above $(T_\\mathr","authors_text":"A.-M. S. Tremblay, A. Reymbaut, G. Sordi, L. Fratino, M. Boulay, P. S\\'emon, Wei Wu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-04-05T20:08:00Z","title":"Mott transition and high-temperature crossovers at half-filling"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.02302","kind":"arxiv","version":1},"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":"sha256:2b93d2b7c0e2300347237bc63bf3e33dc8a5b610723d6f0c0dd6dda3b1cd25f2","target":"record","created_at":"2026-07-05T00:52:57Z","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":"4cb310429295d695bdf23dc1caa1a8bf800a4a6c17e701bf32f4d268fb760bb8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-04-05T20:08:00Z","title_canon_sha256":"a0add177102d96c7cf2cff810629750df8fa2404a67f7221aaca7278213e91df"},"schema_version":"1.0","source":{"id":"2004.02302","kind":"arxiv","version":1}},"canonical_sha256":"58ea72036e7548490b5804e63e7564b89d9ac8ae08ec8f7167ada44a9e932040","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"58ea72036e7548490b5804e63e7564b89d9ac8ae08ec8f7167ada44a9e932040","first_computed_at":"2026-07-05T00:52:57.673878Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:52:57.673878Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tRvQv9aHwAKGmxtL2i+T1e2KXpz3hgJY/TzNmdk3TZd6uB4R0etWpg6nuIzbo2ghPWyE9hkyu4Y6JyhgduK+BA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:52:57.674293Z","signed_message":"canonical_sha256_bytes"},"source_id":"2004.02302","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2b93d2b7c0e2300347237bc63bf3e33dc8a5b610723d6f0c0dd6dda3b1cd25f2","sha256:2ed25aea83c1c57ff9360efc011958047d4992457fd8222e0f61bf08523bc77b"],"state_sha256":"217e2aef6c2a602c4636f060abc12137cb7002feecd6c7ed9fc85dd8d1c3e7b5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UqA0qo53Vl0+7cTRkjjKVmVRGxHYIHGiXZDZZKAP6AjCzfnnElWrNYEdiSP2hdHM/FymVUV23f5tLfZuevo4Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-08T18:01:58.644855Z","bundle_sha256":"223bffb49114dcdea8e3214ce3c57168a5ed361a186b9e7630ad1c5d437d55e5"}}