{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:QD5AYDPES3EE65PC5Z7C6QJV37","short_pith_number":"pith:QD5AYDPE","schema_version":"1.0","canonical_sha256":"80fa0c0de496c84f75e2ee7e2f4135dfd8a6bdf5dbc31acbd6dfe7e6d2df6333","source":{"kind":"arxiv","id":"2207.11616","version":1},"attestation_state":"computed","paper":{"title":"Quasiparticle spectroscopy, transport, and magnetic properties of Nb films used in superconducting transmon qubits","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.supr-con","authors_text":"Amlan Datta, Cameron J. Kopas, James A. Sauls, Jayss Marshall, Jin-Su Oh, Josh Y. Mutus, Julie Slaughter, Kamal R. Joshi, Lin Zhou, Makariy A. Tanatar, Matthew J. Kramer, Ruslan Prozorov, Sunil Ghimire","submitted_at":"2022-07-23T22:45:23Z","abstract_excerpt":"Niobium thin films on silicon substrate used in the fabrication of superconducting qubits have been characterized using scanning and transmission electron microscopy, electrical transport, magnetization, quasiparticle spectroscopy, and real-space real-time magneto-optical imaging. We study niobium films to provide an example of a comprehensive analytical set that may benefit superconducting circuits such as those used in quantum computers. The films show outstanding superconducting transition temperature of $T_{c}=9.35$ K and a fairly clean superconducting gap, along with superfluid density en"},"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":"2207.11616","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2022-07-23T22:45:23Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"f1f90333c7b304edd77db28401d9831541c77d8efe3d746b59e14344cb0d17e9","abstract_canon_sha256":"852f605bbe33338746bd1d04f9200cdc230ab3400fec82874e4a92e2e266982b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:15:46.452741Z","signature_b64":"oQ+SjVYiIrtPixZZUhY+IOxOkvbxT9Anc/UZ2iCQkUjGgs/JvfHqGEfYqTHe0vTho3+Ie4Cyy1dbGu+geIslAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"80fa0c0de496c84f75e2ee7e2f4135dfd8a6bdf5dbc31acbd6dfe7e6d2df6333","last_reissued_at":"2026-07-05T07:15:46.452253Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:15:46.452253Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quasiparticle spectroscopy, transport, and magnetic properties of Nb films used in superconducting transmon qubits","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.supr-con","authors_text":"Amlan Datta, Cameron J. Kopas, James A. Sauls, Jayss Marshall, Jin-Su Oh, Josh Y. Mutus, Julie Slaughter, Kamal R. Joshi, Lin Zhou, Makariy A. Tanatar, Matthew J. Kramer, Ruslan Prozorov, Sunil Ghimire","submitted_at":"2022-07-23T22:45:23Z","abstract_excerpt":"Niobium thin films on silicon substrate used in the fabrication of superconducting qubits have been characterized using scanning and transmission electron microscopy, electrical transport, magnetization, quasiparticle spectroscopy, and real-space real-time magneto-optical imaging. We study niobium films to provide an example of a comprehensive analytical set that may benefit superconducting circuits such as those used in quantum computers. The films show outstanding superconducting transition temperature of $T_{c}=9.35$ K and a fairly clean superconducting gap, along with superfluid density en"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.11616","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2207.11616/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":"2207.11616","created_at":"2026-07-05T07:15:46.452321+00:00"},{"alias_kind":"arxiv_version","alias_value":"2207.11616v1","created_at":"2026-07-05T07:15:46.452321+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.11616","created_at":"2026-07-05T07:15:46.452321+00:00"},{"alias_kind":"pith_short_12","alias_value":"QD5AYDPES3EE","created_at":"2026-07-05T07:15:46.452321+00:00"},{"alias_kind":"pith_short_16","alias_value":"QD5AYDPES3EE65PC","created_at":"2026-07-05T07:15:46.452321+00:00"},{"alias_kind":"pith_short_8","alias_value":"QD5AYDPE","created_at":"2026-07-05T07:15:46.452321+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/QD5AYDPES3EE65PC5Z7C6QJV37","json":"https://pith.science/pith/QD5AYDPES3EE65PC5Z7C6QJV37.json","graph_json":"https://pith.science/api/pith-number/QD5AYDPES3EE65PC5Z7C6QJV37/graph.json","events_json":"https://pith.science/api/pith-number/QD5AYDPES3EE65PC5Z7C6QJV37/events.json","paper":"https://pith.science/paper/QD5AYDPE"},"agent_actions":{"view_html":"https://pith.science/pith/QD5AYDPES3EE65PC5Z7C6QJV37","download_json":"https://pith.science/pith/QD5AYDPES3EE65PC5Z7C6QJV37.json","view_paper":"https://pith.science/paper/QD5AYDPE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2207.11616&json=true","fetch_graph":"https://pith.science/api/pith-number/QD5AYDPES3EE65PC5Z7C6QJV37/graph.json","fetch_events":"https://pith.science/api/pith-number/QD5AYDPES3EE65PC5Z7C6QJV37/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QD5AYDPES3EE65PC5Z7C6QJV37/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QD5AYDPES3EE65PC5Z7C6QJV37/action/storage_attestation","attest_author":"https://pith.science/pith/QD5AYDPES3EE65PC5Z7C6QJV37/action/author_attestation","sign_citation":"https://pith.science/pith/QD5AYDPES3EE65PC5Z7C6QJV37/action/citation_signature","submit_replication":"https://pith.science/pith/QD5AYDPES3EE65PC5Z7C6QJV37/action/replication_record"}},"created_at":"2026-07-05T07:15:46.452321+00:00","updated_at":"2026-07-05T07:15:46.452321+00:00"}