{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:AX55VYYGTZYDGYGU2PD7HNPC5W","short_pith_number":"pith:AX55VYYG","schema_version":"1.0","canonical_sha256":"05fbdae3069e703360d4d3c7f3b5e2edabde13d0fd9e3228a4160e49a8f76c6c","source":{"kind":"arxiv","id":"1606.04839","version":1},"attestation_state":"computed","paper":{"title":"Few-qubit quantum-classical simulation of strongly correlated lattice fermions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.supr-con"],"primary_cat":"quant-ph","authors_text":"Dieter Jaksch, Enrique Solano, Juha M Kreula, Laura Garc\\'ia-\\'Alvarez, Lucas Lamata, Stephen R Clark","submitted_at":"2016-06-15T16:15:53Z","abstract_excerpt":"We study a proof-of-principle example of the recently proposed hybrid quantum-classical simulation of strongly correlated fermion models in the thermodynamic limit. In a \"two-site\" dynamical mean-field theory (DMFT) approach we reduce the Hubbard model to an effective impurity model subject to self-consistency conditions. The resulting minimal two-site representation of the non-linear hybrid setup involves four qubits implementing the impurity problem, plus an ancilla qubit on which all measurements are performed. We outline a possible implementation with superconducting circuits feasible with"},"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":"1606.04839","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-06-15T16:15:53Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.supr-con"],"title_canon_sha256":"ad97d3c25aee17d3d4a1e0a4212862547b3279daa7708b5b8059e016ebee29a1","abstract_canon_sha256":"9af298f51e01231535b524961fc4056027a44553c2decdbcce5fbe72783ae5e0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:08:38.787519Z","signature_b64":"8HhZ96XBojICOS8bic4mnqSxV9QEga/VmOsN32jGkFKDMwzLNjD2QTYoeKc1sNOjKlQp9gAouwU7MOB2M/6pBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"05fbdae3069e703360d4d3c7f3b5e2edabde13d0fd9e3228a4160e49a8f76c6c","last_reissued_at":"2026-05-18T01:08:38.787044Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:08:38.787044Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Few-qubit quantum-classical simulation of strongly correlated lattice fermions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.supr-con"],"primary_cat":"quant-ph","authors_text":"Dieter Jaksch, Enrique Solano, Juha M Kreula, Laura Garc\\'ia-\\'Alvarez, Lucas Lamata, Stephen R Clark","submitted_at":"2016-06-15T16:15:53Z","abstract_excerpt":"We study a proof-of-principle example of the recently proposed hybrid quantum-classical simulation of strongly correlated fermion models in the thermodynamic limit. In a \"two-site\" dynamical mean-field theory (DMFT) approach we reduce the Hubbard model to an effective impurity model subject to self-consistency conditions. The resulting minimal two-site representation of the non-linear hybrid setup involves four qubits implementing the impurity problem, plus an ancilla qubit on which all measurements are performed. We outline a possible implementation with superconducting circuits feasible with"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.04839","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":""},"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":"1606.04839","created_at":"2026-05-18T01:08:38.787115+00:00"},{"alias_kind":"arxiv_version","alias_value":"1606.04839v1","created_at":"2026-05-18T01:08:38.787115+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.04839","created_at":"2026-05-18T01:08:38.787115+00:00"},{"alias_kind":"pith_short_12","alias_value":"AX55VYYGTZYD","created_at":"2026-05-18T12:30:07.202191+00:00"},{"alias_kind":"pith_short_16","alias_value":"AX55VYYGTZYDGYGU","created_at":"2026-05-18T12:30:07.202191+00:00"},{"alias_kind":"pith_short_8","alias_value":"AX55VYYG","created_at":"2026-05-18T12:30:07.202191+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/AX55VYYGTZYDGYGU2PD7HNPC5W","json":"https://pith.science/pith/AX55VYYGTZYDGYGU2PD7HNPC5W.json","graph_json":"https://pith.science/api/pith-number/AX55VYYGTZYDGYGU2PD7HNPC5W/graph.json","events_json":"https://pith.science/api/pith-number/AX55VYYGTZYDGYGU2PD7HNPC5W/events.json","paper":"https://pith.science/paper/AX55VYYG"},"agent_actions":{"view_html":"https://pith.science/pith/AX55VYYGTZYDGYGU2PD7HNPC5W","download_json":"https://pith.science/pith/AX55VYYGTZYDGYGU2PD7HNPC5W.json","view_paper":"https://pith.science/paper/AX55VYYG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1606.04839&json=true","fetch_graph":"https://pith.science/api/pith-number/AX55VYYGTZYDGYGU2PD7HNPC5W/graph.json","fetch_events":"https://pith.science/api/pith-number/AX55VYYGTZYDGYGU2PD7HNPC5W/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AX55VYYGTZYDGYGU2PD7HNPC5W/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AX55VYYGTZYDGYGU2PD7HNPC5W/action/storage_attestation","attest_author":"https://pith.science/pith/AX55VYYGTZYDGYGU2PD7HNPC5W/action/author_attestation","sign_citation":"https://pith.science/pith/AX55VYYGTZYDGYGU2PD7HNPC5W/action/citation_signature","submit_replication":"https://pith.science/pith/AX55VYYGTZYDGYGU2PD7HNPC5W/action/replication_record"}},"created_at":"2026-05-18T01:08:38.787115+00:00","updated_at":"2026-05-18T01:08:38.787115+00:00"}