{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:ZO4XKPRVPSQCS7DETYE6R5XKAC","short_pith_number":"pith:ZO4XKPRV","schema_version":"1.0","canonical_sha256":"cbb9753e357ca0297c649e09e8f6ea00af27a7a8fe9e8c1bbb6f1600986ed0a0","source":{"kind":"arxiv","id":"2211.01765","version":2},"attestation_state":"computed","paper":{"title":"Functional Determinant Approach Investigations of Heavy Impurity Physics","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"Jia Wang","submitted_at":"2022-11-03T12:45:42Z","abstract_excerpt":"In this brief review, we report some new development in the functional determinant approach (FDA), an exact numerical method, in the studies of a heavy quantum impurity immersed in Fermi gases and manipulated with radio-frequency pulses. FDA has been successfully applied to investigate the universal dynamical responses of a heavy impurity in an ultracold ideal Fermi gas in both the time and frequency domain, which allows the exploration of the renowned Anderson's orthogonality catastrophe (OC). In such a system, OC is induced by the multiple particle-hole excitations of the Fermi sea, which is"},"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":"2211.01765","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2022-11-03T12:45:42Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"bae30d91caa00059f7707484a26f9fdfe8889660f7fc6ab9aea05a0d1afc19bb","abstract_canon_sha256":"5ff96394cf419ed39a98c171585c0b635b7181f000386b90d40acd1c9285b65b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:17:13.191609Z","signature_b64":"gvvjvpktPsCDTncwsNzm0J7elA8Y3xMJ4YGqH6b6Fr7YUGN4cJTzTfz5maNaW8dDlRsh3jOJdb7of4PGQUSeCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cbb9753e357ca0297c649e09e8f6ea00af27a7a8fe9e8c1bbb6f1600986ed0a0","last_reissued_at":"2026-07-05T05:17:13.191093Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:17:13.191093Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Functional Determinant Approach Investigations of Heavy Impurity Physics","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"Jia Wang","submitted_at":"2022-11-03T12:45:42Z","abstract_excerpt":"In this brief review, we report some new development in the functional determinant approach (FDA), an exact numerical method, in the studies of a heavy quantum impurity immersed in Fermi gases and manipulated with radio-frequency pulses. FDA has been successfully applied to investigate the universal dynamical responses of a heavy impurity in an ultracold ideal Fermi gas in both the time and frequency domain, which allows the exploration of the renowned Anderson's orthogonality catastrophe (OC). In such a system, OC is induced by the multiple particle-hole excitations of the Fermi sea, which is"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.01765","kind":"arxiv","version":2},"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/2211.01765/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":"2211.01765","created_at":"2026-07-05T05:17:13.191158+00:00"},{"alias_kind":"arxiv_version","alias_value":"2211.01765v2","created_at":"2026-07-05T05:17:13.191158+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.01765","created_at":"2026-07-05T05:17:13.191158+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZO4XKPRVPSQC","created_at":"2026-07-05T05:17:13.191158+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZO4XKPRVPSQCS7DE","created_at":"2026-07-05T05:17:13.191158+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZO4XKPRV","created_at":"2026-07-05T05:17:13.191158+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/ZO4XKPRVPSQCS7DETYE6R5XKAC","json":"https://pith.science/pith/ZO4XKPRVPSQCS7DETYE6R5XKAC.json","graph_json":"https://pith.science/api/pith-number/ZO4XKPRVPSQCS7DETYE6R5XKAC/graph.json","events_json":"https://pith.science/api/pith-number/ZO4XKPRVPSQCS7DETYE6R5XKAC/events.json","paper":"https://pith.science/paper/ZO4XKPRV"},"agent_actions":{"view_html":"https://pith.science/pith/ZO4XKPRVPSQCS7DETYE6R5XKAC","download_json":"https://pith.science/pith/ZO4XKPRVPSQCS7DETYE6R5XKAC.json","view_paper":"https://pith.science/paper/ZO4XKPRV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2211.01765&json=true","fetch_graph":"https://pith.science/api/pith-number/ZO4XKPRVPSQCS7DETYE6R5XKAC/graph.json","fetch_events":"https://pith.science/api/pith-number/ZO4XKPRVPSQCS7DETYE6R5XKAC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZO4XKPRVPSQCS7DETYE6R5XKAC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZO4XKPRVPSQCS7DETYE6R5XKAC/action/storage_attestation","attest_author":"https://pith.science/pith/ZO4XKPRVPSQCS7DETYE6R5XKAC/action/author_attestation","sign_citation":"https://pith.science/pith/ZO4XKPRVPSQCS7DETYE6R5XKAC/action/citation_signature","submit_replication":"https://pith.science/pith/ZO4XKPRVPSQCS7DETYE6R5XKAC/action/replication_record"}},"created_at":"2026-07-05T05:17:13.191158+00:00","updated_at":"2026-07-05T05:17:13.191158+00:00"}