{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:TNSSYCW766X3IRFDHAK6QKNQZE","short_pith_number":"pith:TNSSYCW7","schema_version":"1.0","canonical_sha256":"9b652c0adff7afb444a33815e829b0c919052a7bf8c3db25eafecf546ba88ce5","source":{"kind":"arxiv","id":"2110.14158","version":3},"attestation_state":"computed","paper":{"title":"Entropy measurement of a strongly coupled quantum dot","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Andrew Mitchell, Eran Sela, Geoffrey C. Gardner, Joshua Folk, Michael Manfra, Owen Sheekey, Saeed Fallahi, Silvia L\\\"uscher, Tim Child, Yaakov Kleeorin, Yigal Meir","submitted_at":"2021-10-27T04:27:30Z","abstract_excerpt":"The spin 1/2 entropy of electrons trapped in a quantum dot has previously been measured with great accuracy, but the protocol used for that measurement is valid only within a restrictive set of conditions. Here, we demonstrate a novel entropy measurement protocol that is universal for arbitrary mesoscopic circuits and apply this new approach to measure the entropy of a quantum dot hybridized with a reservoir, where Kondo correlations dominate spin physics. The experimental results match closely to numerical renormalization group (NRG) calculations for small and intermediate coupling. For the l"},"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":"2110.14158","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2021-10-27T04:27:30Z","cross_cats_sorted":[],"title_canon_sha256":"f5dd3edfc33bc8441df45e1731f9a0522e0b8c56555644c0fddc3164d8e52ada","abstract_canon_sha256":"5fbc2d3d7ff08c34dc43192d71a654797c9b63a4505e1d6b7e6c432a65e4bcef"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:22:41.922325Z","signature_b64":"kJI5PeWNRB2i1p6BbJYyxW/lN81/2qiy5LORKxMbaQrduUrda0US00bjSWNYNY2XtFKnzicExPXkwz1GuboeAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9b652c0adff7afb444a33815e829b0c919052a7bf8c3db25eafecf546ba88ce5","last_reissued_at":"2026-07-05T05:22:41.921862Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:22:41.921862Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Entropy measurement of a strongly coupled quantum dot","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Andrew Mitchell, Eran Sela, Geoffrey C. Gardner, Joshua Folk, Michael Manfra, Owen Sheekey, Saeed Fallahi, Silvia L\\\"uscher, Tim Child, Yaakov Kleeorin, Yigal Meir","submitted_at":"2021-10-27T04:27:30Z","abstract_excerpt":"The spin 1/2 entropy of electrons trapped in a quantum dot has previously been measured with great accuracy, but the protocol used for that measurement is valid only within a restrictive set of conditions. Here, we demonstrate a novel entropy measurement protocol that is universal for arbitrary mesoscopic circuits and apply this new approach to measure the entropy of a quantum dot hybridized with a reservoir, where Kondo correlations dominate spin physics. The experimental results match closely to numerical renormalization group (NRG) calculations for small and intermediate coupling. For the l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.14158","kind":"arxiv","version":3},"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/2110.14158/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":"2110.14158","created_at":"2026-07-05T05:22:41.921919+00:00"},{"alias_kind":"arxiv_version","alias_value":"2110.14158v3","created_at":"2026-07-05T05:22:41.921919+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.14158","created_at":"2026-07-05T05:22:41.921919+00:00"},{"alias_kind":"pith_short_12","alias_value":"TNSSYCW766X3","created_at":"2026-07-05T05:22:41.921919+00:00"},{"alias_kind":"pith_short_16","alias_value":"TNSSYCW766X3IRFD","created_at":"2026-07-05T05:22:41.921919+00:00"},{"alias_kind":"pith_short_8","alias_value":"TNSSYCW7","created_at":"2026-07-05T05:22:41.921919+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/TNSSYCW766X3IRFDHAK6QKNQZE","json":"https://pith.science/pith/TNSSYCW766X3IRFDHAK6QKNQZE.json","graph_json":"https://pith.science/api/pith-number/TNSSYCW766X3IRFDHAK6QKNQZE/graph.json","events_json":"https://pith.science/api/pith-number/TNSSYCW766X3IRFDHAK6QKNQZE/events.json","paper":"https://pith.science/paper/TNSSYCW7"},"agent_actions":{"view_html":"https://pith.science/pith/TNSSYCW766X3IRFDHAK6QKNQZE","download_json":"https://pith.science/pith/TNSSYCW766X3IRFDHAK6QKNQZE.json","view_paper":"https://pith.science/paper/TNSSYCW7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2110.14158&json=true","fetch_graph":"https://pith.science/api/pith-number/TNSSYCW766X3IRFDHAK6QKNQZE/graph.json","fetch_events":"https://pith.science/api/pith-number/TNSSYCW766X3IRFDHAK6QKNQZE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TNSSYCW766X3IRFDHAK6QKNQZE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TNSSYCW766X3IRFDHAK6QKNQZE/action/storage_attestation","attest_author":"https://pith.science/pith/TNSSYCW766X3IRFDHAK6QKNQZE/action/author_attestation","sign_citation":"https://pith.science/pith/TNSSYCW766X3IRFDHAK6QKNQZE/action/citation_signature","submit_replication":"https://pith.science/pith/TNSSYCW766X3IRFDHAK6QKNQZE/action/replication_record"}},"created_at":"2026-07-05T05:22:41.921919+00:00","updated_at":"2026-07-05T05:22:41.921919+00:00"}