{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:CHP6U5PLN72A2FIX4ATCWSRUAH","short_pith_number":"pith:CHP6U5PL","schema_version":"1.0","canonical_sha256":"11dfea75eb6ff40d1517e0262b4a3401d5d058d50bc281612170c322c163873f","source":{"kind":"arxiv","id":"1308.2951","version":1},"attestation_state":"computed","paper":{"title":"Comment on \"Parametric amplification in Josephson junction embedded transmission lines\"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Jiansong Gao, Saptarshi Chaudhuri","submitted_at":"2013-08-13T19:26:35Z","abstract_excerpt":"Recently Yaakobi and co-workers [Phys. Rev. B 87, 144301 (2013)] theoretically studied four-wave mixing and parametric amplification in a nonlinear transmission line consisting of capacitively shunted Josephson junctions. By deriving and solving the coupled-mode equations, they have arrived at the conclusion that in a wide frequency range around the pump frequency exponential parametric gain (in which the signal grows exponentially with distance) can be achieved. However, we have found a mathematical error in their derivation of the coupled-mode equations (Equation (A13)), which leads to the w"},"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":"1308.2951","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-08-13T19:26:35Z","cross_cats_sorted":[],"title_canon_sha256":"df8e5de12336900cee45796cb808d8437b7430b68933b7cc79e9d4bcfaa926af","abstract_canon_sha256":"7a7738fa62900fddc2e1f9353ee50bc5f1bd4c8075d61858aa1e387dd40b404c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:15:58.124428Z","signature_b64":"o+sOdFMHV/59ibpUDNfZSlJR5NPOTaM77OLYcFuF0mi2UnHl69qJI/YkSChuG0GoQnVpzby+9O0Wq5/U/8zOBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"11dfea75eb6ff40d1517e0262b4a3401d5d058d50bc281612170c322c163873f","last_reissued_at":"2026-05-18T03:15:58.123651Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:15:58.123651Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Comment on \"Parametric amplification in Josephson junction embedded transmission lines\"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Jiansong Gao, Saptarshi Chaudhuri","submitted_at":"2013-08-13T19:26:35Z","abstract_excerpt":"Recently Yaakobi and co-workers [Phys. Rev. B 87, 144301 (2013)] theoretically studied four-wave mixing and parametric amplification in a nonlinear transmission line consisting of capacitively shunted Josephson junctions. By deriving and solving the coupled-mode equations, they have arrived at the conclusion that in a wide frequency range around the pump frequency exponential parametric gain (in which the signal grows exponentially with distance) can be achieved. However, we have found a mathematical error in their derivation of the coupled-mode equations (Equation (A13)), which leads to the w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.2951","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":""},"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":"1308.2951","created_at":"2026-05-18T03:15:58.123787+00:00"},{"alias_kind":"arxiv_version","alias_value":"1308.2951v1","created_at":"2026-05-18T03:15:58.123787+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.2951","created_at":"2026-05-18T03:15:58.123787+00:00"},{"alias_kind":"pith_short_12","alias_value":"CHP6U5PLN72A","created_at":"2026-05-18T12:27:40.988391+00:00"},{"alias_kind":"pith_short_16","alias_value":"CHP6U5PLN72A2FIX","created_at":"2026-05-18T12:27:40.988391+00:00"},{"alias_kind":"pith_short_8","alias_value":"CHP6U5PL","created_at":"2026-05-18T12:27:40.988391+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/CHP6U5PLN72A2FIX4ATCWSRUAH","json":"https://pith.science/pith/CHP6U5PLN72A2FIX4ATCWSRUAH.json","graph_json":"https://pith.science/api/pith-number/CHP6U5PLN72A2FIX4ATCWSRUAH/graph.json","events_json":"https://pith.science/api/pith-number/CHP6U5PLN72A2FIX4ATCWSRUAH/events.json","paper":"https://pith.science/paper/CHP6U5PL"},"agent_actions":{"view_html":"https://pith.science/pith/CHP6U5PLN72A2FIX4ATCWSRUAH","download_json":"https://pith.science/pith/CHP6U5PLN72A2FIX4ATCWSRUAH.json","view_paper":"https://pith.science/paper/CHP6U5PL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1308.2951&json=true","fetch_graph":"https://pith.science/api/pith-number/CHP6U5PLN72A2FIX4ATCWSRUAH/graph.json","fetch_events":"https://pith.science/api/pith-number/CHP6U5PLN72A2FIX4ATCWSRUAH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CHP6U5PLN72A2FIX4ATCWSRUAH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CHP6U5PLN72A2FIX4ATCWSRUAH/action/storage_attestation","attest_author":"https://pith.science/pith/CHP6U5PLN72A2FIX4ATCWSRUAH/action/author_attestation","sign_citation":"https://pith.science/pith/CHP6U5PLN72A2FIX4ATCWSRUAH/action/citation_signature","submit_replication":"https://pith.science/pith/CHP6U5PLN72A2FIX4ATCWSRUAH/action/replication_record"}},"created_at":"2026-05-18T03:15:58.123787+00:00","updated_at":"2026-05-18T03:15:58.123787+00:00"}