{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:WWA7MQ34Q3AX4WR7Q5GSPBSRZI","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":"4ac293c6cc928f453f5e2a8ffbc5c5dbdf7efcc1f6b9df3f4cf24445f86546d3","cross_cats_sorted":["cond-mat.str-el"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-08-24T14:58:14Z","title_canon_sha256":"8c1114570ca409cc66285e15be595009c16e8a3f1c3b4be8e027fa11a773453f"},"schema_version":"1.0","source":{"id":"2108.10780","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2108.10780","created_at":"2026-07-05T04:02:18Z"},{"alias_kind":"arxiv_version","alias_value":"2108.10780v2","created_at":"2026-07-05T04:02:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2108.10780","created_at":"2026-07-05T04:02:18Z"},{"alias_kind":"pith_short_12","alias_value":"WWA7MQ34Q3AX","created_at":"2026-07-05T04:02:18Z"},{"alias_kind":"pith_short_16","alias_value":"WWA7MQ34Q3AX4WR7","created_at":"2026-07-05T04:02:18Z"},{"alias_kind":"pith_short_8","alias_value":"WWA7MQ34","created_at":"2026-07-05T04:02:18Z"}],"graph_snapshots":[{"event_id":"sha256:3a8f9e1ac2db79756319ade51252531f1f0c590f534e022ebc8ae6f094b822ee","target":"graph","created_at":"2026-07-05T04:02:18Z","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/2108.10780/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We propose a method for computing space-resolved correlation properties of the two-dimensional Hubbard model within a quantum-classical embedding strategy that uses a Noisy, Intermediate Scale Quantum (NISQ) computer to solve the embedded model. While previous approaches were limited to purely local, one-impurity embedded models, requiring at most four qubits and relatively shallow circuits, we solve a two-impurity model requiring eight qubits with an advanced hybrid scheme on top of the Variational Quantum Eigensolver algorithm. This iterative scheme, dubbed Natural Orbitalization (NOization)","authors_text":"Pauline Besserve, Thomas Ayral","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-08-24T14:58:14Z","title":"Unraveling correlated material properties with noisy quantum computers: Natural orbitalized variational quantum eigensolving of extended impurity models within a slave-boson approach"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2108.10780","kind":"arxiv","version":2},"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:bae45007dd318abf63106f912daf3bae05db82a0793451370e4cf8e804afadb1","target":"record","created_at":"2026-07-05T04:02:18Z","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":"4ac293c6cc928f453f5e2a8ffbc5c5dbdf7efcc1f6b9df3f4cf24445f86546d3","cross_cats_sorted":["cond-mat.str-el"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-08-24T14:58:14Z","title_canon_sha256":"8c1114570ca409cc66285e15be595009c16e8a3f1c3b4be8e027fa11a773453f"},"schema_version":"1.0","source":{"id":"2108.10780","kind":"arxiv","version":2}},"canonical_sha256":"b581f6437c86c17e5a3f874d278651ca355a3ad39ddd63bc6053fa0ae0862b07","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b581f6437c86c17e5a3f874d278651ca355a3ad39ddd63bc6053fa0ae0862b07","first_computed_at":"2026-07-05T04:02:18.217965Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:02:18.217965Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rFtCgzfQCNlVv3t9AX6ADaDZYioVbOcsFDGe4zmO9HTuzvujA2+jsjECns6B3l3b0USaPzShskFMCGla5D79DQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:02:18.218445Z","signed_message":"canonical_sha256_bytes"},"source_id":"2108.10780","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bae45007dd318abf63106f912daf3bae05db82a0793451370e4cf8e804afadb1","sha256:3a8f9e1ac2db79756319ade51252531f1f0c590f534e022ebc8ae6f094b822ee"],"state_sha256":"ffd6997cf6cc3adbeee98dc58dba2353f5a6513244a5308953f2f8d84ed388cf"}