{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:Z2RQPI7IGX2VFRQPVZGIDMIJOV","short_pith_number":"pith:Z2RQPI7I","schema_version":"1.0","canonical_sha256":"cea307a3e835f552c60fae4c81b10975744b25d0b7f31a2e77766b7503d3688e","source":{"kind":"arxiv","id":"2210.05576","version":3},"attestation_state":"computed","paper":{"title":"Quantum metrology of low frequency electromagnetic modes with frequency upconverters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.ins-det"],"primary_cat":"quant-ph","authors_text":"Arran Phipps, Cyndia Yu, Dale Li, Elizabeth C. van Assendelft, Fedja Kadribasic, Hsiao-mei Cho, Jason Corbin, Jyotirmai Singh, Kent D. Irwin, Maria Simanovskaia, Nicholas M. Rapidis, Saptarshi Chaudhuri, Shawn W. Henderson, Stephen E. Kuenstner","submitted_at":"2022-10-11T16:10:30Z","abstract_excerpt":"We present the RF Quantum Upconverter (RQU) and describe its application to quantum metrology of electromagnetic modes between dc and the Very High Frequency band (VHF) ($\\lesssim$300MHz). The RQU uses a Josephson interferometer made up of superconducting loops and Josephson junctions to implement a parametric interaction between a low-frequency electromagnetic mode (between dc and VHF) and a mode in the microwave C Band ($\\sim$ 5GHz), analogous to the radiation pressure interaction between electromagnetic and mechanical modes in cavity optomechanics. We analyze RQU performance with quantum am"},"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":"2210.05576","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-10-11T16:10:30Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"0047128d738a73c5c8c80e5e1b43e66ecba701f987548bb67833881da3866f6c","abstract_canon_sha256":"2d47bb21f1fa0709e226c3a804be0d859b8f7919be63706de0e73786b5a0c598"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:33:01.529651Z","signature_b64":"yR3tqPausAdmR07R81Chql+4cNdnj4hoEy5WmbQs6RyRchM9dv/v1z6227mSp/50LERRKE2kZeI7wQZK0kaJAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cea307a3e835f552c60fae4c81b10975744b25d0b7f31a2e77766b7503d3688e","last_reissued_at":"2026-07-05T10:33:01.529144Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:33:01.529144Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quantum metrology of low frequency electromagnetic modes with frequency upconverters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.ins-det"],"primary_cat":"quant-ph","authors_text":"Arran Phipps, Cyndia Yu, Dale Li, Elizabeth C. van Assendelft, Fedja Kadribasic, Hsiao-mei Cho, Jason Corbin, Jyotirmai Singh, Kent D. Irwin, Maria Simanovskaia, Nicholas M. Rapidis, Saptarshi Chaudhuri, Shawn W. Henderson, Stephen E. Kuenstner","submitted_at":"2022-10-11T16:10:30Z","abstract_excerpt":"We present the RF Quantum Upconverter (RQU) and describe its application to quantum metrology of electromagnetic modes between dc and the Very High Frequency band (VHF) ($\\lesssim$300MHz). The RQU uses a Josephson interferometer made up of superconducting loops and Josephson junctions to implement a parametric interaction between a low-frequency electromagnetic mode (between dc and VHF) and a mode in the microwave C Band ($\\sim$ 5GHz), analogous to the radiation pressure interaction between electromagnetic and mechanical modes in cavity optomechanics. We analyze RQU performance with quantum am"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2210.05576","kind":"arxiv","version":3},"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/2210.05576/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":"2210.05576","created_at":"2026-07-05T10:33:01.529203+00:00"},{"alias_kind":"arxiv_version","alias_value":"2210.05576v3","created_at":"2026-07-05T10:33:01.529203+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2210.05576","created_at":"2026-07-05T10:33:01.529203+00:00"},{"alias_kind":"pith_short_12","alias_value":"Z2RQPI7IGX2V","created_at":"2026-07-05T10:33:01.529203+00:00"},{"alias_kind":"pith_short_16","alias_value":"Z2RQPI7IGX2VFRQP","created_at":"2026-07-05T10:33:01.529203+00:00"},{"alias_kind":"pith_short_8","alias_value":"Z2RQPI7I","created_at":"2026-07-05T10:33:01.529203+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2604.16602","citing_title":"DMRadio-Core: A new approach for GUT-scale axion searches","ref_index":37,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/Z2RQPI7IGX2VFRQPVZGIDMIJOV","json":"https://pith.science/pith/Z2RQPI7IGX2VFRQPVZGIDMIJOV.json","graph_json":"https://pith.science/api/pith-number/Z2RQPI7IGX2VFRQPVZGIDMIJOV/graph.json","events_json":"https://pith.science/api/pith-number/Z2RQPI7IGX2VFRQPVZGIDMIJOV/events.json","paper":"https://pith.science/paper/Z2RQPI7I"},"agent_actions":{"view_html":"https://pith.science/pith/Z2RQPI7IGX2VFRQPVZGIDMIJOV","download_json":"https://pith.science/pith/Z2RQPI7IGX2VFRQPVZGIDMIJOV.json","view_paper":"https://pith.science/paper/Z2RQPI7I","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2210.05576&json=true","fetch_graph":"https://pith.science/api/pith-number/Z2RQPI7IGX2VFRQPVZGIDMIJOV/graph.json","fetch_events":"https://pith.science/api/pith-number/Z2RQPI7IGX2VFRQPVZGIDMIJOV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Z2RQPI7IGX2VFRQPVZGIDMIJOV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Z2RQPI7IGX2VFRQPVZGIDMIJOV/action/storage_attestation","attest_author":"https://pith.science/pith/Z2RQPI7IGX2VFRQPVZGIDMIJOV/action/author_attestation","sign_citation":"https://pith.science/pith/Z2RQPI7IGX2VFRQPVZGIDMIJOV/action/citation_signature","submit_replication":"https://pith.science/pith/Z2RQPI7IGX2VFRQPVZGIDMIJOV/action/replication_record"}},"created_at":"2026-07-05T10:33:01.529203+00:00","updated_at":"2026-07-05T10:33:01.529203+00:00"}