{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:IL33PYOVU3TSSA4YZIQYCLJPSP","short_pith_number":"pith:IL33PYOV","schema_version":"1.0","canonical_sha256":"42f7b7e1d5a6e7290398ca21812d2f93e7e29ca4d71497dedb4407889a711454","source":{"kind":"arxiv","id":"2312.16988","version":1},"attestation_state":"computed","paper":{"title":"Efficient decoupling of a non-linear qubit mode from its environment","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Achim Marx, Carlos A. Riofr\\'io, Christian Schneider, Christian Schweizer, David Bunch, Federico Roy, Florian Wallner, Franz X. Haslbeck, Frederik Pfeiffer, Gerhard Huber, Gleb Krylov, Ivan Tsitsilin, Jo\\~ao H. Romeiro, Johannes Schirk, Klaus Liegener, Lasse S\\\"odergren, Lea Richard, Leon Koch, Malay Singh, Max Werninghaus, M. Knudsen, Niklas Bruckmoser, Niklas J. Glaser, Stefan Filipp","submitted_at":"2023-12-28T12:16:29Z","abstract_excerpt":"To control and measure the state of a quantum system it must necessarily be coupled to external degrees of freedom. This inevitably leads to spontaneous emission via the Purcell effect, photon-induced dephasing from measurement back-action, and errors caused by unwanted interactions with nearby quantum systems. To tackle this fundamental challenge, we make use of the design flexibility of superconducting quantum circuits to form a multi-mode element -- an artificial molecule -- with symmetry-protected modes. The proposed circuit consists of three superconducting islands coupled to a central is"},"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":"2312.16988","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2023-12-28T12:16:29Z","cross_cats_sorted":[],"title_canon_sha256":"725966adb245856b646d427205d42dd432c107d3b19db33d4fa9caeaeb39a7ef","abstract_canon_sha256":"277c4098c6d19651ef3db84e3c317bbcad782ccf8dee4f4562ddf59bfa547b66"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:28:29.012206Z","signature_b64":"qf24vY6n+f3Q1wSQw4V1/YBI8CvE3A/9//huqeWy4jy8tW6IqtuTKF1NA1xSY3QHF+2tvLmLEiOvQLoZcpD8Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"42f7b7e1d5a6e7290398ca21812d2f93e7e29ca4d71497dedb4407889a711454","last_reissued_at":"2026-07-05T09:28:29.011726Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:28:29.011726Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Efficient decoupling of a non-linear qubit mode from its environment","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Achim Marx, Carlos A. Riofr\\'io, Christian Schneider, Christian Schweizer, David Bunch, Federico Roy, Florian Wallner, Franz X. Haslbeck, Frederik Pfeiffer, Gerhard Huber, Gleb Krylov, Ivan Tsitsilin, Jo\\~ao H. Romeiro, Johannes Schirk, Klaus Liegener, Lasse S\\\"odergren, Lea Richard, Leon Koch, Malay Singh, Max Werninghaus, M. Knudsen, Niklas Bruckmoser, Niklas J. Glaser, Stefan Filipp","submitted_at":"2023-12-28T12:16:29Z","abstract_excerpt":"To control and measure the state of a quantum system it must necessarily be coupled to external degrees of freedom. This inevitably leads to spontaneous emission via the Purcell effect, photon-induced dephasing from measurement back-action, and errors caused by unwanted interactions with nearby quantum systems. To tackle this fundamental challenge, we make use of the design flexibility of superconducting quantum circuits to form a multi-mode element -- an artificial molecule -- with symmetry-protected modes. The proposed circuit consists of three superconducting islands coupled to a central is"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.16988","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/2312.16988/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":"2312.16988","created_at":"2026-07-05T09:28:29.011788+00:00"},{"alias_kind":"arxiv_version","alias_value":"2312.16988v1","created_at":"2026-07-05T09:28:29.011788+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.16988","created_at":"2026-07-05T09:28:29.011788+00:00"},{"alias_kind":"pith_short_12","alias_value":"IL33PYOVU3TS","created_at":"2026-07-05T09:28:29.011788+00:00"},{"alias_kind":"pith_short_16","alias_value":"IL33PYOVU3TSSA4Y","created_at":"2026-07-05T09:28:29.011788+00:00"},{"alias_kind":"pith_short_8","alias_value":"IL33PYOV","created_at":"2026-07-05T09:28:29.011788+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/IL33PYOVU3TSSA4YZIQYCLJPSP","json":"https://pith.science/pith/IL33PYOVU3TSSA4YZIQYCLJPSP.json","graph_json":"https://pith.science/api/pith-number/IL33PYOVU3TSSA4YZIQYCLJPSP/graph.json","events_json":"https://pith.science/api/pith-number/IL33PYOVU3TSSA4YZIQYCLJPSP/events.json","paper":"https://pith.science/paper/IL33PYOV"},"agent_actions":{"view_html":"https://pith.science/pith/IL33PYOVU3TSSA4YZIQYCLJPSP","download_json":"https://pith.science/pith/IL33PYOVU3TSSA4YZIQYCLJPSP.json","view_paper":"https://pith.science/paper/IL33PYOV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2312.16988&json=true","fetch_graph":"https://pith.science/api/pith-number/IL33PYOVU3TSSA4YZIQYCLJPSP/graph.json","fetch_events":"https://pith.science/api/pith-number/IL33PYOVU3TSSA4YZIQYCLJPSP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IL33PYOVU3TSSA4YZIQYCLJPSP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IL33PYOVU3TSSA4YZIQYCLJPSP/action/storage_attestation","attest_author":"https://pith.science/pith/IL33PYOVU3TSSA4YZIQYCLJPSP/action/author_attestation","sign_citation":"https://pith.science/pith/IL33PYOVU3TSSA4YZIQYCLJPSP/action/citation_signature","submit_replication":"https://pith.science/pith/IL33PYOVU3TSSA4YZIQYCLJPSP/action/replication_record"}},"created_at":"2026-07-05T09:28:29.011788+00:00","updated_at":"2026-07-05T09:28:29.011788+00:00"}