{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:GK73KON4BNX2CTTINDWXFRNNHG","short_pith_number":"pith:GK73KON4","schema_version":"1.0","canonical_sha256":"32bfb539bc0b6fa14e6868ed72c5ad39b7493ceb0da452e58d97efaed98bf93b","source":{"kind":"arxiv","id":"1504.03507","version":2},"attestation_state":"computed","paper":{"title":"Electron degeneracy and intrinsic magnetic properties of epitaxial Nb:SrTiO$_3$ thin-films controlled by defects","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Sarantopoulos, C.Magen, E. Ferreiro-Vila, F. Rivadulla, M. H. Aguirre, V. Pardo","submitted_at":"2015-04-14T12:06:23Z","abstract_excerpt":"We report thermoelectric power experiments in e-doped thin films of SrTiO$_3$ (STO) which demonstrate that the electronic band degeneracy can be lifted through defect management during growth. We show that even small amounts of cationic vacancies, combined with epitaxial stress, produce a homogeneous tetragonal distortion of the films, resulting in a Kondo-like resistance upturn at low temperature, large anisotropic magnetoresistance, and non-linear Hall effect. Ab-initio calculations confirm a different occupation of each band depending on the degree of tetragonal distortion. The phenomenolog"},"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":"1504.03507","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-04-14T12:06:23Z","cross_cats_sorted":[],"title_canon_sha256":"c618a03f5136608330831e85f3b9b28174febffd77257df510b6d57680e4f42f","abstract_canon_sha256":"101f1635f64aa6c6272fc04bd4e99dd9931c4cb44923c167f7fcbd6395d7afe3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:16:29.786260Z","signature_b64":"Ohr5Zb8tcdNNj4iJsY4QLv4yqSaYTeWaDDoTWb9cS/FU/EtSM6pzanueh5NH5EQjpNbezX6YkZGwN2mzVW9QBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"32bfb539bc0b6fa14e6868ed72c5ad39b7493ceb0da452e58d97efaed98bf93b","last_reissued_at":"2026-05-18T01:16:29.785788Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:16:29.785788Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Electron degeneracy and intrinsic magnetic properties of epitaxial Nb:SrTiO$_3$ thin-films controlled by defects","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Sarantopoulos, C.Magen, E. Ferreiro-Vila, F. Rivadulla, M. H. Aguirre, V. Pardo","submitted_at":"2015-04-14T12:06:23Z","abstract_excerpt":"We report thermoelectric power experiments in e-doped thin films of SrTiO$_3$ (STO) which demonstrate that the electronic band degeneracy can be lifted through defect management during growth. We show that even small amounts of cationic vacancies, combined with epitaxial stress, produce a homogeneous tetragonal distortion of the films, resulting in a Kondo-like resistance upturn at low temperature, large anisotropic magnetoresistance, and non-linear Hall effect. Ab-initio calculations confirm a different occupation of each band depending on the degree of tetragonal distortion. The phenomenolog"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.03507","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":""},"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":"1504.03507","created_at":"2026-05-18T01:16:29.785861+00:00"},{"alias_kind":"arxiv_version","alias_value":"1504.03507v2","created_at":"2026-05-18T01:16:29.785861+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.03507","created_at":"2026-05-18T01:16:29.785861+00:00"},{"alias_kind":"pith_short_12","alias_value":"GK73KON4BNX2","created_at":"2026-05-18T12:29:22.688609+00:00"},{"alias_kind":"pith_short_16","alias_value":"GK73KON4BNX2CTTI","created_at":"2026-05-18T12:29:22.688609+00:00"},{"alias_kind":"pith_short_8","alias_value":"GK73KON4","created_at":"2026-05-18T12:29:22.688609+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/GK73KON4BNX2CTTINDWXFRNNHG","json":"https://pith.science/pith/GK73KON4BNX2CTTINDWXFRNNHG.json","graph_json":"https://pith.science/api/pith-number/GK73KON4BNX2CTTINDWXFRNNHG/graph.json","events_json":"https://pith.science/api/pith-number/GK73KON4BNX2CTTINDWXFRNNHG/events.json","paper":"https://pith.science/paper/GK73KON4"},"agent_actions":{"view_html":"https://pith.science/pith/GK73KON4BNX2CTTINDWXFRNNHG","download_json":"https://pith.science/pith/GK73KON4BNX2CTTINDWXFRNNHG.json","view_paper":"https://pith.science/paper/GK73KON4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1504.03507&json=true","fetch_graph":"https://pith.science/api/pith-number/GK73KON4BNX2CTTINDWXFRNNHG/graph.json","fetch_events":"https://pith.science/api/pith-number/GK73KON4BNX2CTTINDWXFRNNHG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GK73KON4BNX2CTTINDWXFRNNHG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GK73KON4BNX2CTTINDWXFRNNHG/action/storage_attestation","attest_author":"https://pith.science/pith/GK73KON4BNX2CTTINDWXFRNNHG/action/author_attestation","sign_citation":"https://pith.science/pith/GK73KON4BNX2CTTINDWXFRNNHG/action/citation_signature","submit_replication":"https://pith.science/pith/GK73KON4BNX2CTTINDWXFRNNHG/action/replication_record"}},"created_at":"2026-05-18T01:16:29.785861+00:00","updated_at":"2026-05-18T01:16:29.785861+00:00"}