{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:F2EN3CEULWLKH2GD3IV4P2LFAU","short_pith_number":"pith:F2EN3CEU","schema_version":"1.0","canonical_sha256":"2e88dd88945d96a3e8c3da2bc7e965052126a1ae729b6b874ce10752cab8066a","source":{"kind":"arxiv","id":"2502.05914","version":1},"attestation_state":"computed","paper":{"title":"Higgs-mode-induced instability and kinetic inductance in strongly dc-biased dirty-limit superconductors","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.acc-ph","physics.ins-det"],"primary_cat":"cond-mat.supr-con","authors_text":"Takayuki Kubo","submitted_at":"2025-02-09T14:20:50Z","abstract_excerpt":"A perturbative ac field superposed on a dc bias ($J_b$) is known to excite the Higgs mode in superconductors. The dirty limit, where disorder enhances the Higgs resonance, provides an ideal setting for this study and is also relevant to many superconducting devices operating under strong dc biases. In this paper, we derive a general formula for the complex conductivity of disordered superconductors under an arbitrary dc bias using the Keldysh-Usadel theory of nonequilibrium superconductivity. This formula is relatively simple, making it more accessible to a broader research community. Our anal"},"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":"2502.05914","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-02-09T14:20:50Z","cross_cats_sorted":["physics.acc-ph","physics.ins-det"],"title_canon_sha256":"d748c8708d21fcfd7c7eb9dfb57a85c9c9454ab47e155efbc562cbd7e25952e3","abstract_canon_sha256":"4ced5938023c6a186fad94b5f85bc82bf17d115dfdb3767b503df0851911a798"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:14:53.502480Z","signature_b64":"qiiCVG0Q9HvqoRVu2dfPmpVtCULZ+Y3A0hqGtaYR6S086ZJpupLzc0YUVyKhbCjb+CL548VVQ5fzBOlInkMnCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e88dd88945d96a3e8c3da2bc7e965052126a1ae729b6b874ce10752cab8066a","last_reissued_at":"2026-07-05T11:14:53.502029Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:14:53.502029Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Higgs-mode-induced instability and kinetic inductance in strongly dc-biased dirty-limit superconductors","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.acc-ph","physics.ins-det"],"primary_cat":"cond-mat.supr-con","authors_text":"Takayuki Kubo","submitted_at":"2025-02-09T14:20:50Z","abstract_excerpt":"A perturbative ac field superposed on a dc bias ($J_b$) is known to excite the Higgs mode in superconductors. The dirty limit, where disorder enhances the Higgs resonance, provides an ideal setting for this study and is also relevant to many superconducting devices operating under strong dc biases. In this paper, we derive a general formula for the complex conductivity of disordered superconductors under an arbitrary dc bias using the Keldysh-Usadel theory of nonequilibrium superconductivity. This formula is relatively simple, making it more accessible to a broader research community. Our anal"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.05914","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/2502.05914/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":"2502.05914","created_at":"2026-07-05T11:14:53.502086+00:00"},{"alias_kind":"arxiv_version","alias_value":"2502.05914v1","created_at":"2026-07-05T11:14:53.502086+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.05914","created_at":"2026-07-05T11:14:53.502086+00:00"},{"alias_kind":"pith_short_12","alias_value":"F2EN3CEULWLK","created_at":"2026-07-05T11:14:53.502086+00:00"},{"alias_kind":"pith_short_16","alias_value":"F2EN3CEULWLKH2GD","created_at":"2026-07-05T11:14:53.502086+00:00"},{"alias_kind":"pith_short_8","alias_value":"F2EN3CEU","created_at":"2026-07-05T11:14:53.502086+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/F2EN3CEULWLKH2GD3IV4P2LFAU","json":"https://pith.science/pith/F2EN3CEULWLKH2GD3IV4P2LFAU.json","graph_json":"https://pith.science/api/pith-number/F2EN3CEULWLKH2GD3IV4P2LFAU/graph.json","events_json":"https://pith.science/api/pith-number/F2EN3CEULWLKH2GD3IV4P2LFAU/events.json","paper":"https://pith.science/paper/F2EN3CEU"},"agent_actions":{"view_html":"https://pith.science/pith/F2EN3CEULWLKH2GD3IV4P2LFAU","download_json":"https://pith.science/pith/F2EN3CEULWLKH2GD3IV4P2LFAU.json","view_paper":"https://pith.science/paper/F2EN3CEU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2502.05914&json=true","fetch_graph":"https://pith.science/api/pith-number/F2EN3CEULWLKH2GD3IV4P2LFAU/graph.json","fetch_events":"https://pith.science/api/pith-number/F2EN3CEULWLKH2GD3IV4P2LFAU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/F2EN3CEULWLKH2GD3IV4P2LFAU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/F2EN3CEULWLKH2GD3IV4P2LFAU/action/storage_attestation","attest_author":"https://pith.science/pith/F2EN3CEULWLKH2GD3IV4P2LFAU/action/author_attestation","sign_citation":"https://pith.science/pith/F2EN3CEULWLKH2GD3IV4P2LFAU/action/citation_signature","submit_replication":"https://pith.science/pith/F2EN3CEULWLKH2GD3IV4P2LFAU/action/replication_record"}},"created_at":"2026-07-05T11:14:53.502086+00:00","updated_at":"2026-07-05T11:14:53.502086+00:00"}