{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:3MUM6IHH5LWCVYQH6F26C35FQR","short_pith_number":"pith:3MUM6IHH","schema_version":"1.0","canonical_sha256":"db28cf20e7eaec2ae207f175e16fa5845a32e8c58b29005c028a2ea3bbab44ee","source":{"kind":"arxiv","id":"2105.15201","version":2},"attestation_state":"computed","paper":{"title":"Dynamics of superconducting qubit relaxation times","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"primary_cat":"quant-ph","authors_text":"Abhinav Kandala, Isaac Lauer, Malcolm Carroll, Petar Jurcevic, Sami Rosenblatt","submitted_at":"2021-05-31T17:59:03Z","abstract_excerpt":"Superconducting qubits are a leading candidate for quantum computing but display temporal fluctuations in their energy relaxation times T1. This introduces instabilities in multi-qubit device performance. Furthermore, autocorrelation in these time fluctuations introduces challenges for obtaining representative measures of T1 for process optimization and device screening. These T1 fluctuations are often attributed to time varying coupling of the qubit to defects, putative two level systems (TLSs). In this work, we develop a technique to probe the spectral and temporal dynamics of T1 in single j"},"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":"2105.15201","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-05-31T17:59:03Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"title_canon_sha256":"d4ebfb5dc37384b2a74594e242c605702951b561aa0d0aab7f5587fe0f9cb786","abstract_canon_sha256":"d8de0a82d48ec4b26bab57b31682d11842b3ae1acb5fb3f752a4676db7705e83"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:35:35.181623Z","signature_b64":"sIEd9FlbG5rCklofKEVa5ybPLZLYrxuVbIV89sW66qFqstaZI+QvqGgVHlijZhX3MRhqno4HQgdZZSxU/RJjCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"db28cf20e7eaec2ae207f175e16fa5845a32e8c58b29005c028a2ea3bbab44ee","last_reissued_at":"2026-07-05T04:35:35.181106Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:35:35.181106Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dynamics of superconducting qubit relaxation times","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"primary_cat":"quant-ph","authors_text":"Abhinav Kandala, Isaac Lauer, Malcolm Carroll, Petar Jurcevic, Sami Rosenblatt","submitted_at":"2021-05-31T17:59:03Z","abstract_excerpt":"Superconducting qubits are a leading candidate for quantum computing but display temporal fluctuations in their energy relaxation times T1. This introduces instabilities in multi-qubit device performance. Furthermore, autocorrelation in these time fluctuations introduces challenges for obtaining representative measures of T1 for process optimization and device screening. These T1 fluctuations are often attributed to time varying coupling of the qubit to defects, putative two level systems (TLSs). In this work, we develop a technique to probe the spectral and temporal dynamics of T1 in single j"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.15201","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2105.15201/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":"2105.15201","created_at":"2026-07-05T04:35:35.181165+00:00"},{"alias_kind":"arxiv_version","alias_value":"2105.15201v2","created_at":"2026-07-05T04:35:35.181165+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.15201","created_at":"2026-07-05T04:35:35.181165+00:00"},{"alias_kind":"pith_short_12","alias_value":"3MUM6IHH5LWC","created_at":"2026-07-05T04:35:35.181165+00:00"},{"alias_kind":"pith_short_16","alias_value":"3MUM6IHH5LWCVYQH","created_at":"2026-07-05T04:35:35.181165+00:00"},{"alias_kind":"pith_short_8","alias_value":"3MUM6IHH","created_at":"2026-07-05T04:35:35.181165+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/3MUM6IHH5LWCVYQH6F26C35FQR","json":"https://pith.science/pith/3MUM6IHH5LWCVYQH6F26C35FQR.json","graph_json":"https://pith.science/api/pith-number/3MUM6IHH5LWCVYQH6F26C35FQR/graph.json","events_json":"https://pith.science/api/pith-number/3MUM6IHH5LWCVYQH6F26C35FQR/events.json","paper":"https://pith.science/paper/3MUM6IHH"},"agent_actions":{"view_html":"https://pith.science/pith/3MUM6IHH5LWCVYQH6F26C35FQR","download_json":"https://pith.science/pith/3MUM6IHH5LWCVYQH6F26C35FQR.json","view_paper":"https://pith.science/paper/3MUM6IHH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2105.15201&json=true","fetch_graph":"https://pith.science/api/pith-number/3MUM6IHH5LWCVYQH6F26C35FQR/graph.json","fetch_events":"https://pith.science/api/pith-number/3MUM6IHH5LWCVYQH6F26C35FQR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3MUM6IHH5LWCVYQH6F26C35FQR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3MUM6IHH5LWCVYQH6F26C35FQR/action/storage_attestation","attest_author":"https://pith.science/pith/3MUM6IHH5LWCVYQH6F26C35FQR/action/author_attestation","sign_citation":"https://pith.science/pith/3MUM6IHH5LWCVYQH6F26C35FQR/action/citation_signature","submit_replication":"https://pith.science/pith/3MUM6IHH5LWCVYQH6F26C35FQR/action/replication_record"}},"created_at":"2026-07-05T04:35:35.181165+00:00","updated_at":"2026-07-05T04:35:35.181165+00:00"}