{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:CWAION6LJWBCKOSICXOVKJPTNB","short_pith_number":"pith:CWAION6L","schema_version":"1.0","canonical_sha256":"15808737cb4d82253a4815dd5525f3686ba562cb3497ad367c0d7c840bf7cb39","source":{"kind":"arxiv","id":"2302.13759","version":1},"attestation_state":"computed","paper":{"title":"Work statistics, quantum signatures and enhanced work extraction in quadratic fermionic models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"quant-ph","authors_text":"Alessandro Santini, Andrea Solfanelli, Mario Collura, Stefano Gherardini","submitted_at":"2023-02-27T13:42:40Z","abstract_excerpt":"In quadratic fermionic models we determine a quantum correction to the work statistics after a sudden and a time-dependent driving. Such a correction lies in the non-commutativity of the initial quantum state and the time-dependent Hamiltonian, and is revealed via the Kirkwood-Dirac quasiprobability (KDQ) approach to two-times correlators. Thanks to the latter, one can assess the onset of non-classical signatures in the KDQ distribution of work, in the form of negative and complex values that no classical theory can reveal. By applying these concepts on the one-dimensional transverse-field Isi"},"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":"2302.13759","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-02-27T13:42:40Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"b7195ced161b607482b9e3e6fa3db4d6942f6656b9fcfc7a53aa603ed029554b","abstract_canon_sha256":"59cfb73c51a04aa979314cc27254082da8381ce1b1475708a00342ff793deb69"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:49:19.466424Z","signature_b64":"s1VBUH236CBz4shnJzIcEGp0mm+y9l80+kbd2qfP727ZvaYM1/Ph41KrvE7V+nwxOF6cXTSqLL5eMcY4Ill8CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"15808737cb4d82253a4815dd5525f3686ba562cb3497ad367c0d7c840bf7cb39","last_reissued_at":"2026-07-05T06:49:19.465892Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:49:19.465892Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Work statistics, quantum signatures and enhanced work extraction in quadratic fermionic models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"quant-ph","authors_text":"Alessandro Santini, Andrea Solfanelli, Mario Collura, Stefano Gherardini","submitted_at":"2023-02-27T13:42:40Z","abstract_excerpt":"In quadratic fermionic models we determine a quantum correction to the work statistics after a sudden and a time-dependent driving. Such a correction lies in the non-commutativity of the initial quantum state and the time-dependent Hamiltonian, and is revealed via the Kirkwood-Dirac quasiprobability (KDQ) approach to two-times correlators. Thanks to the latter, one can assess the onset of non-classical signatures in the KDQ distribution of work, in the form of negative and complex values that no classical theory can reveal. By applying these concepts on the one-dimensional transverse-field Isi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.13759","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/2302.13759/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2302.13759","created_at":"2026-07-05T06:49:19.465950+00:00"},{"alias_kind":"arxiv_version","alias_value":"2302.13759v1","created_at":"2026-07-05T06:49:19.465950+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.13759","created_at":"2026-07-05T06:49:19.465950+00:00"},{"alias_kind":"pith_short_12","alias_value":"CWAION6LJWBC","created_at":"2026-07-05T06:49:19.465950+00:00"},{"alias_kind":"pith_short_16","alias_value":"CWAION6LJWBCKOSI","created_at":"2026-07-05T06:49:19.465950+00:00"},{"alias_kind":"pith_short_8","alias_value":"CWAION6L","created_at":"2026-07-05T06:49:19.465950+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/CWAION6LJWBCKOSICXOVKJPTNB","json":"https://pith.science/pith/CWAION6LJWBCKOSICXOVKJPTNB.json","graph_json":"https://pith.science/api/pith-number/CWAION6LJWBCKOSICXOVKJPTNB/graph.json","events_json":"https://pith.science/api/pith-number/CWAION6LJWBCKOSICXOVKJPTNB/events.json","paper":"https://pith.science/paper/CWAION6L"},"agent_actions":{"view_html":"https://pith.science/pith/CWAION6LJWBCKOSICXOVKJPTNB","download_json":"https://pith.science/pith/CWAION6LJWBCKOSICXOVKJPTNB.json","view_paper":"https://pith.science/paper/CWAION6L","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2302.13759&json=true","fetch_graph":"https://pith.science/api/pith-number/CWAION6LJWBCKOSICXOVKJPTNB/graph.json","fetch_events":"https://pith.science/api/pith-number/CWAION6LJWBCKOSICXOVKJPTNB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CWAION6LJWBCKOSICXOVKJPTNB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CWAION6LJWBCKOSICXOVKJPTNB/action/storage_attestation","attest_author":"https://pith.science/pith/CWAION6LJWBCKOSICXOVKJPTNB/action/author_attestation","sign_citation":"https://pith.science/pith/CWAION6LJWBCKOSICXOVKJPTNB/action/citation_signature","submit_replication":"https://pith.science/pith/CWAION6LJWBCKOSICXOVKJPTNB/action/replication_record"}},"created_at":"2026-07-05T06:49:19.465950+00:00","updated_at":"2026-07-05T06:49:19.465950+00:00"}