{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:5JLX6EM7RUMM6J4UXCOFNPEZNU","short_pith_number":"pith:5JLX6EM7","schema_version":"1.0","canonical_sha256":"ea577f119f8d18cf2794b89c56bc996d1859ace67f0a3c228bc32d4065b49052","source":{"kind":"arxiv","id":"1901.09196","version":2},"attestation_state":"computed","paper":{"title":"Nearly-degenerate $p_x+ip_y$ and $d_{x^2-y^2}$ pairing symmetry in the heavy fermion superconductor YbRh$_2$Si$_2$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Qianqian Wang, Wenhui Xie, Yi-feng Yang, Yuanji Xu, Yu Li","submitted_at":"2019-01-26T10:33:33Z","abstract_excerpt":"Recent discovery of superconductivity in YbRh$_2$Si$_2$ has raised particular interest in its pairing mechanism and gap symmetry. Here we propose a phenomenological theory of its superconductivity and investigate possible gap structures by solving the multiband Eliashberg equations combining realistic Fermi surfaces from first-principles calculations and a quantum critical form of magnetic pairing interactions. The resulting gap symmetry shows sensitive dependence on the in-plane propagation wave vector of the quantum critical fluctuations, suggesting that superconductivity in YbRh$_2$Si$_2$ i"},"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":"1901.09196","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2019-01-26T10:33:33Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"73bfe1ecff4aee4323f037574d2acfba5ebd75365e7c0f344d2090a1383ed213","abstract_canon_sha256":"67aff33664bd725a9d05228b219a83ba5e34d7cf550258fb085491c57ebbc530"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:58:25.093910Z","signature_b64":"WWUYaSEDx8qMhA3AozYfCcWPaCFnHMLYiXFE+k8SHHsMg+Z9hKo8mZ4AyqKTXf1kznLppB+aSrXBv9OZFzbxBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ea577f119f8d18cf2794b89c56bc996d1859ace67f0a3c228bc32d4065b49052","last_reissued_at":"2026-07-04T23:58:25.093355Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:58:25.093355Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Nearly-degenerate $p_x+ip_y$ and $d_{x^2-y^2}$ pairing symmetry in the heavy fermion superconductor YbRh$_2$Si$_2$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Qianqian Wang, Wenhui Xie, Yi-feng Yang, Yuanji Xu, Yu Li","submitted_at":"2019-01-26T10:33:33Z","abstract_excerpt":"Recent discovery of superconductivity in YbRh$_2$Si$_2$ has raised particular interest in its pairing mechanism and gap symmetry. Here we propose a phenomenological theory of its superconductivity and investigate possible gap structures by solving the multiband Eliashberg equations combining realistic Fermi surfaces from first-principles calculations and a quantum critical form of magnetic pairing interactions. The resulting gap symmetry shows sensitive dependence on the in-plane propagation wave vector of the quantum critical fluctuations, suggesting that superconductivity in YbRh$_2$Si$_2$ i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.09196","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/1901.09196/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":"1901.09196","created_at":"2026-07-04T23:58:25.093427+00:00"},{"alias_kind":"arxiv_version","alias_value":"1901.09196v2","created_at":"2026-07-04T23:58:25.093427+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.09196","created_at":"2026-07-04T23:58:25.093427+00:00"},{"alias_kind":"pith_short_12","alias_value":"5JLX6EM7RUMM","created_at":"2026-07-04T23:58:25.093427+00:00"},{"alias_kind":"pith_short_16","alias_value":"5JLX6EM7RUMM6J4U","created_at":"2026-07-04T23:58:25.093427+00:00"},{"alias_kind":"pith_short_8","alias_value":"5JLX6EM7","created_at":"2026-07-04T23:58:25.093427+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/5JLX6EM7RUMM6J4UXCOFNPEZNU","json":"https://pith.science/pith/5JLX6EM7RUMM6J4UXCOFNPEZNU.json","graph_json":"https://pith.science/api/pith-number/5JLX6EM7RUMM6J4UXCOFNPEZNU/graph.json","events_json":"https://pith.science/api/pith-number/5JLX6EM7RUMM6J4UXCOFNPEZNU/events.json","paper":"https://pith.science/paper/5JLX6EM7"},"agent_actions":{"view_html":"https://pith.science/pith/5JLX6EM7RUMM6J4UXCOFNPEZNU","download_json":"https://pith.science/pith/5JLX6EM7RUMM6J4UXCOFNPEZNU.json","view_paper":"https://pith.science/paper/5JLX6EM7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1901.09196&json=true","fetch_graph":"https://pith.science/api/pith-number/5JLX6EM7RUMM6J4UXCOFNPEZNU/graph.json","fetch_events":"https://pith.science/api/pith-number/5JLX6EM7RUMM6J4UXCOFNPEZNU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5JLX6EM7RUMM6J4UXCOFNPEZNU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5JLX6EM7RUMM6J4UXCOFNPEZNU/action/storage_attestation","attest_author":"https://pith.science/pith/5JLX6EM7RUMM6J4UXCOFNPEZNU/action/author_attestation","sign_citation":"https://pith.science/pith/5JLX6EM7RUMM6J4UXCOFNPEZNU/action/citation_signature","submit_replication":"https://pith.science/pith/5JLX6EM7RUMM6J4UXCOFNPEZNU/action/replication_record"}},"created_at":"2026-07-04T23:58:25.093427+00:00","updated_at":"2026-07-04T23:58:25.093427+00:00"}