{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:7U7EEX2DXN4N7BOL75CI3J3Y46","short_pith_number":"pith:7U7EEX2D","schema_version":"1.0","canonical_sha256":"fd3e425f43bb78df85cbff448da778e7892e9297042dab2c11c46f5c4a636aa2","source":{"kind":"arxiv","id":"1101.4780","version":1},"attestation_state":"computed","paper":{"title":"Does a ferromagnet with spin-dependent masses produce a spin-filtering effect in a ferromagnetic/insulator/superconductor junction?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Alfonso Romano, Canio Noce, Gaetano Annunziata, Mario Cuoco, Paola Gentile","submitted_at":"2011-01-25T11:43:17Z","abstract_excerpt":"We analyze charge transport through a ballistic ferromagnet/insulator/superconductor junction by means of the Bogoliubov-de Gennes equations. We take into account the possibility that ferromagnetism in the first electrode may be driven by a mass renormalization of oppositely polarized carriers, i.e. by a spin bandwidth asymmetry, rather than by a rigid splitting of up-and down-spin electron bands as in a standard Stoner ferromagnet. By evaluating the averaged charge conductance for both an s- and a $d_{x^2-y^2}$-wave order parameter for the S side, we show that the mass mismatch in the ferroma"},"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":"1101.4780","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2011-01-25T11:43:17Z","cross_cats_sorted":[],"title_canon_sha256":"0fabb18081b4accd0e79f4bdb1840cfd2317319708c2acf56bb1d51895ab85f3","abstract_canon_sha256":"ecb58412efc2901510d784cf30994b6d71bdf224bae471c41e31806a01032153"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:03:22.566308Z","signature_b64":"KNeP1hRipEGIf92vjq+hdP0eRQ64AoJbmStXF0reUXF8FTwiWGLnu7XJVSewXeYQxNDLQtLUSxW29DDfVujBCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fd3e425f43bb78df85cbff448da778e7892e9297042dab2c11c46f5c4a636aa2","last_reissued_at":"2026-05-18T02:03:22.565714Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:03:22.565714Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Does a ferromagnet with spin-dependent masses produce a spin-filtering effect in a ferromagnetic/insulator/superconductor junction?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Alfonso Romano, Canio Noce, Gaetano Annunziata, Mario Cuoco, Paola Gentile","submitted_at":"2011-01-25T11:43:17Z","abstract_excerpt":"We analyze charge transport through a ballistic ferromagnet/insulator/superconductor junction by means of the Bogoliubov-de Gennes equations. We take into account the possibility that ferromagnetism in the first electrode may be driven by a mass renormalization of oppositely polarized carriers, i.e. by a spin bandwidth asymmetry, rather than by a rigid splitting of up-and down-spin electron bands as in a standard Stoner ferromagnet. By evaluating the averaged charge conductance for both an s- and a $d_{x^2-y^2}$-wave order parameter for the S side, we show that the mass mismatch in the ferroma"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.4780","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":"1101.4780","created_at":"2026-05-18T02:03:22.565812+00:00"},{"alias_kind":"arxiv_version","alias_value":"1101.4780v1","created_at":"2026-05-18T02:03:22.565812+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.4780","created_at":"2026-05-18T02:03:22.565812+00:00"},{"alias_kind":"pith_short_12","alias_value":"7U7EEX2DXN4N","created_at":"2026-05-18T12:26:22.705136+00:00"},{"alias_kind":"pith_short_16","alias_value":"7U7EEX2DXN4N7BOL","created_at":"2026-05-18T12:26:22.705136+00:00"},{"alias_kind":"pith_short_8","alias_value":"7U7EEX2D","created_at":"2026-05-18T12:26:22.705136+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/7U7EEX2DXN4N7BOL75CI3J3Y46","json":"https://pith.science/pith/7U7EEX2DXN4N7BOL75CI3J3Y46.json","graph_json":"https://pith.science/api/pith-number/7U7EEX2DXN4N7BOL75CI3J3Y46/graph.json","events_json":"https://pith.science/api/pith-number/7U7EEX2DXN4N7BOL75CI3J3Y46/events.json","paper":"https://pith.science/paper/7U7EEX2D"},"agent_actions":{"view_html":"https://pith.science/pith/7U7EEX2DXN4N7BOL75CI3J3Y46","download_json":"https://pith.science/pith/7U7EEX2DXN4N7BOL75CI3J3Y46.json","view_paper":"https://pith.science/paper/7U7EEX2D","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1101.4780&json=true","fetch_graph":"https://pith.science/api/pith-number/7U7EEX2DXN4N7BOL75CI3J3Y46/graph.json","fetch_events":"https://pith.science/api/pith-number/7U7EEX2DXN4N7BOL75CI3J3Y46/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7U7EEX2DXN4N7BOL75CI3J3Y46/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7U7EEX2DXN4N7BOL75CI3J3Y46/action/storage_attestation","attest_author":"https://pith.science/pith/7U7EEX2DXN4N7BOL75CI3J3Y46/action/author_attestation","sign_citation":"https://pith.science/pith/7U7EEX2DXN4N7BOL75CI3J3Y46/action/citation_signature","submit_replication":"https://pith.science/pith/7U7EEX2DXN4N7BOL75CI3J3Y46/action/replication_record"}},"created_at":"2026-05-18T02:03:22.565812+00:00","updated_at":"2026-05-18T02:03:22.565812+00:00"}