{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:IR43WGBTMMDITNHGQZ7GI6D2EG","short_pith_number":"pith:IR43WGBT","schema_version":"1.0","canonical_sha256":"4479bb1833630689b4e6867e64787a219db448462102b145c1186363c43a7e6a","source":{"kind":"arxiv","id":"2503.08767","version":1},"attestation_state":"computed","paper":{"title":"Many-body effects of two-level systems in superconducting qubits","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Alexander C. Tyner, Alexander V. Balatsky, Joshuah T. Heath, Mark Kamper Svendsen, Peter Krogstrup, Thue Christian Thann, Vincent P. Michal","submitted_at":"2025-03-11T18:00:00Z","abstract_excerpt":"Superconducting qubits are often adversely affected by two-level systems (TLSs) within the Josephson junction, which contribute to decoherence and subsequently limit the performance of the qubit. By treating the TLS as a soft (i.e., low-frequency) bosonic mode localized in real space, we find that a single TLS in either the amorphous oxide surface or the superconducting bulk may result in a localized \"hot spot\" of amplified Josephson energy. Such amplification is shown to have a non-negligible effect on the $T_1$ time of certain superconducting qubits, regardless of whether or not the TLS is o"},"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":"2503.08767","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-03-11T18:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"de00539fc69b962495daac9d279e1104b96f6392f6b79f7fad7da4d98d6b0def","abstract_canon_sha256":"b31197a436ceb01d9657aedda3026361ef0ccb7e1218cc01c4674c7d6be140c6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:29:40.152591Z","signature_b64":"+VYh1PScCm7R4aZflXqeigjQTWuHNId6ofAJ9+fVh/EZJJq0J2NeE8KyRzSFT1T6b5MVOcc7tfoQHnoXl8HPBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4479bb1833630689b4e6867e64787a219db448462102b145c1186363c43a7e6a","last_reissued_at":"2026-07-05T10:29:40.151937Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:29:40.151937Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Many-body effects of two-level systems in superconducting qubits","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Alexander C. Tyner, Alexander V. Balatsky, Joshuah T. Heath, Mark Kamper Svendsen, Peter Krogstrup, Thue Christian Thann, Vincent P. Michal","submitted_at":"2025-03-11T18:00:00Z","abstract_excerpt":"Superconducting qubits are often adversely affected by two-level systems (TLSs) within the Josephson junction, which contribute to decoherence and subsequently limit the performance of the qubit. By treating the TLS as a soft (i.e., low-frequency) bosonic mode localized in real space, we find that a single TLS in either the amorphous oxide surface or the superconducting bulk may result in a localized \"hot spot\" of amplified Josephson energy. Such amplification is shown to have a non-negligible effect on the $T_1$ time of certain superconducting qubits, regardless of whether or not the TLS is o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.08767","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/2503.08767/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":"2503.08767","created_at":"2026-07-05T10:29:40.152004+00:00"},{"alias_kind":"arxiv_version","alias_value":"2503.08767v1","created_at":"2026-07-05T10:29:40.152004+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.08767","created_at":"2026-07-05T10:29:40.152004+00:00"},{"alias_kind":"pith_short_12","alias_value":"IR43WGBTMMDI","created_at":"2026-07-05T10:29:40.152004+00:00"},{"alias_kind":"pith_short_16","alias_value":"IR43WGBTMMDITNHG","created_at":"2026-07-05T10:29:40.152004+00:00"},{"alias_kind":"pith_short_8","alias_value":"IR43WGBT","created_at":"2026-07-05T10:29:40.152004+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/IR43WGBTMMDITNHGQZ7GI6D2EG","json":"https://pith.science/pith/IR43WGBTMMDITNHGQZ7GI6D2EG.json","graph_json":"https://pith.science/api/pith-number/IR43WGBTMMDITNHGQZ7GI6D2EG/graph.json","events_json":"https://pith.science/api/pith-number/IR43WGBTMMDITNHGQZ7GI6D2EG/events.json","paper":"https://pith.science/paper/IR43WGBT"},"agent_actions":{"view_html":"https://pith.science/pith/IR43WGBTMMDITNHGQZ7GI6D2EG","download_json":"https://pith.science/pith/IR43WGBTMMDITNHGQZ7GI6D2EG.json","view_paper":"https://pith.science/paper/IR43WGBT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2503.08767&json=true","fetch_graph":"https://pith.science/api/pith-number/IR43WGBTMMDITNHGQZ7GI6D2EG/graph.json","fetch_events":"https://pith.science/api/pith-number/IR43WGBTMMDITNHGQZ7GI6D2EG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IR43WGBTMMDITNHGQZ7GI6D2EG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IR43WGBTMMDITNHGQZ7GI6D2EG/action/storage_attestation","attest_author":"https://pith.science/pith/IR43WGBTMMDITNHGQZ7GI6D2EG/action/author_attestation","sign_citation":"https://pith.science/pith/IR43WGBTMMDITNHGQZ7GI6D2EG/action/citation_signature","submit_replication":"https://pith.science/pith/IR43WGBTMMDITNHGQZ7GI6D2EG/action/replication_record"}},"created_at":"2026-07-05T10:29:40.152004+00:00","updated_at":"2026-07-05T10:29:40.152004+00:00"}