{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:EUZUEB6OF5PDIIOGWB4O57JR37","short_pith_number":"pith:EUZUEB6O","schema_version":"1.0","canonical_sha256":"25334207ce2f5e3421c6b078eefd31dfde31319cffedd5cd99c3a2dae2985827","source":{"kind":"arxiv","id":"2107.07125","version":2},"attestation_state":"computed","paper":{"title":"Continuous Real-Time Detection of Quasiparticle Trapping in Aluminum Nanobridge Josephson Junctions","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Azarin Zarassi, Darian M. Hartsell, Eli M. Levenson-Falk, Evangelos Vlachos, Haimeng Zhang, James T. Farmer","submitted_at":"2021-07-15T05:09:25Z","abstract_excerpt":"Nonequilibrium quasiparticles are ubiquitous in superconducting electronics. These quasiparticles can trap in the internal Andreev bound states of a phase-biased Josephson junction, providing a mechanism for studying their presence and behavior. We characterize a quasiparticle trapping detector device based on a two-junction aluminum nanobridge superconducting quantum interference device incorporated into a transmission-line resonator. When flux-biased, distinct resonant frequencies develop depending on the trapped quasiparticle number. We demonstrate continuous detection of up to 3 trapped qu"},"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":"2107.07125","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2021-07-15T05:09:25Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"2cdef3d254acc5c53ef8c591cb8828868e33c104754607673eca49f5db2ca65f","abstract_canon_sha256":"54f37503c13608041374f4681f09ce73db3287fa9bbfb3c30b23999cb2f7cbd3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:19:18.259774Z","signature_b64":"+nHpuHSQGcaTuBevpeS2OtvUW3BPw3EQzJdAzdRWvtPHzLntMIQ7e+mkYSCyFNfy0243xh8u32PLllWrYn8FBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"25334207ce2f5e3421c6b078eefd31dfde31319cffedd5cd99c3a2dae2985827","last_reissued_at":"2026-07-05T03:19:18.259309Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:19:18.259309Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Continuous Real-Time Detection of Quasiparticle Trapping in Aluminum Nanobridge Josephson Junctions","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Azarin Zarassi, Darian M. Hartsell, Eli M. Levenson-Falk, Evangelos Vlachos, Haimeng Zhang, James T. Farmer","submitted_at":"2021-07-15T05:09:25Z","abstract_excerpt":"Nonequilibrium quasiparticles are ubiquitous in superconducting electronics. These quasiparticles can trap in the internal Andreev bound states of a phase-biased Josephson junction, providing a mechanism for studying their presence and behavior. We characterize a quasiparticle trapping detector device based on a two-junction aluminum nanobridge superconducting quantum interference device incorporated into a transmission-line resonator. When flux-biased, distinct resonant frequencies develop depending on the trapped quasiparticle number. We demonstrate continuous detection of up to 3 trapped qu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.07125","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/2107.07125/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":"2107.07125","created_at":"2026-07-05T03:19:18.259375+00:00"},{"alias_kind":"arxiv_version","alias_value":"2107.07125v2","created_at":"2026-07-05T03:19:18.259375+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.07125","created_at":"2026-07-05T03:19:18.259375+00:00"},{"alias_kind":"pith_short_12","alias_value":"EUZUEB6OF5PD","created_at":"2026-07-05T03:19:18.259375+00:00"},{"alias_kind":"pith_short_16","alias_value":"EUZUEB6OF5PDIIOG","created_at":"2026-07-05T03:19:18.259375+00:00"},{"alias_kind":"pith_short_8","alias_value":"EUZUEB6O","created_at":"2026-07-05T03:19:18.259375+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/EUZUEB6OF5PDIIOGWB4O57JR37","json":"https://pith.science/pith/EUZUEB6OF5PDIIOGWB4O57JR37.json","graph_json":"https://pith.science/api/pith-number/EUZUEB6OF5PDIIOGWB4O57JR37/graph.json","events_json":"https://pith.science/api/pith-number/EUZUEB6OF5PDIIOGWB4O57JR37/events.json","paper":"https://pith.science/paper/EUZUEB6O"},"agent_actions":{"view_html":"https://pith.science/pith/EUZUEB6OF5PDIIOGWB4O57JR37","download_json":"https://pith.science/pith/EUZUEB6OF5PDIIOGWB4O57JR37.json","view_paper":"https://pith.science/paper/EUZUEB6O","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2107.07125&json=true","fetch_graph":"https://pith.science/api/pith-number/EUZUEB6OF5PDIIOGWB4O57JR37/graph.json","fetch_events":"https://pith.science/api/pith-number/EUZUEB6OF5PDIIOGWB4O57JR37/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EUZUEB6OF5PDIIOGWB4O57JR37/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EUZUEB6OF5PDIIOGWB4O57JR37/action/storage_attestation","attest_author":"https://pith.science/pith/EUZUEB6OF5PDIIOGWB4O57JR37/action/author_attestation","sign_citation":"https://pith.science/pith/EUZUEB6OF5PDIIOGWB4O57JR37/action/citation_signature","submit_replication":"https://pith.science/pith/EUZUEB6OF5PDIIOGWB4O57JR37/action/replication_record"}},"created_at":"2026-07-05T03:19:18.259375+00:00","updated_at":"2026-07-05T03:19:18.259375+00:00"}