{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1999:XIY4NRHIBZUIQF4XML4ZCNPVLT","short_pith_number":"pith:XIY4NRHI","schema_version":"1.0","canonical_sha256":"ba31c6c4e80e6888179762f99135f55ce7d0c46419d77d60181d0da369d07129","source":{"kind":"arxiv","id":"cond-mat/9911224","version":1},"attestation_state":"computed","paper":{"title":"Sequential magnetotunneling in a vertical Quantum Dot tuned at the crossing to higher spin states","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Tagliacozzo, B. Jouault, G. Santoro","submitted_at":"1999-11-15T17:35:30Z","abstract_excerpt":"We have calculated the linear magnetoconductance across a vertical parabolic Quantum Dot with a magnetic field in the direction of the current. Gate voltage and magnetic field are tuned at the degeneracy point between the occupancies N=2 and N=3, close to the Singlet-Triplet transition for N=2. We find that the conductance is enhanced prior to the transition by nearby crossings of the levels of the 3 particle dot. Immediately after it is depressed by roughly 1/3, as long as the total spin S of the 3 electron ground state doesn't change from S=1/2 to S=3/2, due to spin selection rule.\n At low t"},"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":"cond-mat/9911224","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.mes-hall","submitted_at":"1999-11-15T17:35:30Z","cross_cats_sorted":[],"title_canon_sha256":"a278009b2b77e848db3023f0d55c365e3c47af49e5f3a849cb39b0143af40fb4","abstract_canon_sha256":"eaf3fc83bcd882dd146818a8887c5cb68b8270bb6b8ff5ebc4f9f425351cf56d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:04.017261Z","signature_b64":"mCO4Ag0AAfpQzuwDKP9DthAswBRBgvR5UBvFDDbkz1iyLCTL6DKFigG/sQ1+D50zKDhaC4BMnwHUQFenDnwgDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ba31c6c4e80e6888179762f99135f55ce7d0c46419d77d60181d0da369d07129","last_reissued_at":"2026-05-18T01:07:04.016605Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:04.016605Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Sequential magnetotunneling in a vertical Quantum Dot tuned at the crossing to higher spin states","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Tagliacozzo, B. Jouault, G. Santoro","submitted_at":"1999-11-15T17:35:30Z","abstract_excerpt":"We have calculated the linear magnetoconductance across a vertical parabolic Quantum Dot with a magnetic field in the direction of the current. Gate voltage and magnetic field are tuned at the degeneracy point between the occupancies N=2 and N=3, close to the Singlet-Triplet transition for N=2. We find that the conductance is enhanced prior to the transition by nearby crossings of the levels of the 3 particle dot. Immediately after it is depressed by roughly 1/3, as long as the total spin S of the 3 electron ground state doesn't change from S=1/2 to S=3/2, due to spin selection rule.\n At low t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/9911224","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":"cond-mat/9911224","created_at":"2026-05-18T01:07:04.016702+00:00"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/9911224v1","created_at":"2026-05-18T01:07:04.016702+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/9911224","created_at":"2026-05-18T01:07:04.016702+00:00"},{"alias_kind":"pith_short_12","alias_value":"XIY4NRHIBZUI","created_at":"2026-05-18T12:25:49.631198+00:00"},{"alias_kind":"pith_short_16","alias_value":"XIY4NRHIBZUIQF4X","created_at":"2026-05-18T12:25:49.631198+00:00"},{"alias_kind":"pith_short_8","alias_value":"XIY4NRHI","created_at":"2026-05-18T12:25:49.631198+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/XIY4NRHIBZUIQF4XML4ZCNPVLT","json":"https://pith.science/pith/XIY4NRHIBZUIQF4XML4ZCNPVLT.json","graph_json":"https://pith.science/api/pith-number/XIY4NRHIBZUIQF4XML4ZCNPVLT/graph.json","events_json":"https://pith.science/api/pith-number/XIY4NRHIBZUIQF4XML4ZCNPVLT/events.json","paper":"https://pith.science/paper/XIY4NRHI"},"agent_actions":{"view_html":"https://pith.science/pith/XIY4NRHIBZUIQF4XML4ZCNPVLT","download_json":"https://pith.science/pith/XIY4NRHIBZUIQF4XML4ZCNPVLT.json","view_paper":"https://pith.science/paper/XIY4NRHI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cond-mat/9911224&json=true","fetch_graph":"https://pith.science/api/pith-number/XIY4NRHIBZUIQF4XML4ZCNPVLT/graph.json","fetch_events":"https://pith.science/api/pith-number/XIY4NRHIBZUIQF4XML4ZCNPVLT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XIY4NRHIBZUIQF4XML4ZCNPVLT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XIY4NRHIBZUIQF4XML4ZCNPVLT/action/storage_attestation","attest_author":"https://pith.science/pith/XIY4NRHIBZUIQF4XML4ZCNPVLT/action/author_attestation","sign_citation":"https://pith.science/pith/XIY4NRHIBZUIQF4XML4ZCNPVLT/action/citation_signature","submit_replication":"https://pith.science/pith/XIY4NRHIBZUIQF4XML4ZCNPVLT/action/replication_record"}},"created_at":"2026-05-18T01:07:04.016702+00:00","updated_at":"2026-05-18T01:07:04.016702+00:00"}