{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:LQWUOXFG2XS2MASECRSUGV66J4","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":"815e028cff1e1952b939f056fc946bf7e6e34c17c2f65e8c09816cb06b40ad37","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-07-05T20:06:03Z","title_canon_sha256":"988c92cc8b304dccdc3e8aa2297e0feb741fc32964519daf5226fd78bd12892f"},"schema_version":"1.0","source":{"id":"1607.01401","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.01401","created_at":"2026-05-18T01:11:26Z"},{"alias_kind":"arxiv_version","alias_value":"1607.01401v1","created_at":"2026-05-18T01:11:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.01401","created_at":"2026-05-18T01:11:26Z"},{"alias_kind":"pith_short_12","alias_value":"LQWUOXFG2XS2","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_16","alias_value":"LQWUOXFG2XS2MASE","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_8","alias_value":"LQWUOXFG","created_at":"2026-05-18T12:30:29Z"}],"graph_snapshots":[{"event_id":"sha256:636882c19a81878ed5cc357864c4d9cb8152128bf9f8121278ec92479ebff8e6","target":"graph","created_at":"2026-05-18T01:11:26Z","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 introduce a numerical algorithm to stochastically sample the dual fermion perturbation series around the dynamical mean field theory, generating all topologies of two-particle interaction vertices. We show results in the weak and strong coupling regime of the half-filled Hubbard model in two dimensions, illustrating that the method converges quickly where dynamical mean field theory is a good approximation, and show that corrections are large in the strong correlation regime at intermediate interaction. The fast convergence of dual corrections to dynamical mean field results illustrates the","authors_text":"Andrey E. Antipov, Emanuel Gull, Sergei Iskakov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-07-05T20:06:03Z","title":"Diagrammatic Monte Carlo for Dual Fermions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.01401","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":"sha256:5c09e3a57bb045313072a0d043714ec9a0e48f9f03e9041e0c7e84be6c78ceac","target":"record","created_at":"2026-05-18T01:11:26Z","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":"815e028cff1e1952b939f056fc946bf7e6e34c17c2f65e8c09816cb06b40ad37","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-07-05T20:06:03Z","title_canon_sha256":"988c92cc8b304dccdc3e8aa2297e0feb741fc32964519daf5226fd78bd12892f"},"schema_version":"1.0","source":{"id":"1607.01401","kind":"arxiv","version":1}},"canonical_sha256":"5c2d475ca6d5e5a6024414654357de4f1266fad38093129ce5c3a9204b7a8d72","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5c2d475ca6d5e5a6024414654357de4f1266fad38093129ce5c3a9204b7a8d72","first_computed_at":"2026-05-18T01:11:26.480630Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:11:26.480630Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"K7+VDYFqKl9nHDEnVTZf6PCwe3VJoBZDSIq1ulLZTHBWSSgJgAQiMSGXtNAnjm9zuwNXRkFd9NOjM4ZHpzOUDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:11:26.481112Z","signed_message":"canonical_sha256_bytes"},"source_id":"1607.01401","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5c09e3a57bb045313072a0d043714ec9a0e48f9f03e9041e0c7e84be6c78ceac","sha256:636882c19a81878ed5cc357864c4d9cb8152128bf9f8121278ec92479ebff8e6"],"state_sha256":"d603d341ddc7e4ceace73fc437ce8e95a6d8a0c112fc0c7f68dc3d4502289a78"}