{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:K22MCVPC57FLR6SS3ZE23B7NES","short_pith_number":"pith:K22MCVPC","schema_version":"1.0","canonical_sha256":"56b4c155e2efcab8fa52de49ad87ed24a16d0d7db1c1b693ad5d05c86035c41c","source":{"kind":"arxiv","id":"1707.06412","version":2},"attestation_state":"computed","paper":{"title":"Change of the vortex core structure in two-band superconductors at impurity-scattering-driven $s_\\pm/s_{++}$ crossover","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Egor Babaev, Julien Garaud, Mihail Silaev","submitted_at":"2017-07-20T08:22:33Z","abstract_excerpt":"We report a nontrivial transition in the core structure of vortices in two-band superconductors as a function of interband impurity scattering. We demonstrate that, in addition to singular zeros of the order parameter, the vortices there can acquire a circular nodal line around the singular point in one of the superconducting components. It results in the formation of the peculiar \"moat\"-like profile in one of the superconducting gaps. The moat-core vortices occur generically in the vicinity of the impurity-induced crossover between $s_{\\pm}$ and $s_{++}$ states."},"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":"1707.06412","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2017-07-20T08:22:33Z","cross_cats_sorted":[],"title_canon_sha256":"c2b144dc9b05db4a0604ad172e6b00fa6b26b74971a3c9ad128a05a81f23b4d6","abstract_canon_sha256":"5a2d62d9198b42eeb6889c7b56980af950945cd0de276400fc09ad27f4e5f0fa"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:33:16.310391Z","signature_b64":"l/OoQg7z3/fNkWWgMiJRkqNquDMb51H1aA5BhAmw48qdHP5AslFm8dERPPXIgfG/u5ix8P6s64/vdn9gX/3zCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"56b4c155e2efcab8fa52de49ad87ed24a16d0d7db1c1b693ad5d05c86035c41c","last_reissued_at":"2026-05-18T00:33:16.309772Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:33:16.309772Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Change of the vortex core structure in two-band superconductors at impurity-scattering-driven $s_\\pm/s_{++}$ crossover","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Egor Babaev, Julien Garaud, Mihail Silaev","submitted_at":"2017-07-20T08:22:33Z","abstract_excerpt":"We report a nontrivial transition in the core structure of vortices in two-band superconductors as a function of interband impurity scattering. We demonstrate that, in addition to singular zeros of the order parameter, the vortices there can acquire a circular nodal line around the singular point in one of the superconducting components. It results in the formation of the peculiar \"moat\"-like profile in one of the superconducting gaps. The moat-core vortices occur generically in the vicinity of the impurity-induced crossover between $s_{\\pm}$ and $s_{++}$ states."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.06412","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":""},"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":"1707.06412","created_at":"2026-05-18T00:33:16.309865+00:00"},{"alias_kind":"arxiv_version","alias_value":"1707.06412v2","created_at":"2026-05-18T00:33:16.309865+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.06412","created_at":"2026-05-18T00:33:16.309865+00:00"},{"alias_kind":"pith_short_12","alias_value":"K22MCVPC57FL","created_at":"2026-05-18T12:31:24.725408+00:00"},{"alias_kind":"pith_short_16","alias_value":"K22MCVPC57FLR6SS","created_at":"2026-05-18T12:31:24.725408+00:00"},{"alias_kind":"pith_short_8","alias_value":"K22MCVPC","created_at":"2026-05-18T12:31:24.725408+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/K22MCVPC57FLR6SS3ZE23B7NES","json":"https://pith.science/pith/K22MCVPC57FLR6SS3ZE23B7NES.json","graph_json":"https://pith.science/api/pith-number/K22MCVPC57FLR6SS3ZE23B7NES/graph.json","events_json":"https://pith.science/api/pith-number/K22MCVPC57FLR6SS3ZE23B7NES/events.json","paper":"https://pith.science/paper/K22MCVPC"},"agent_actions":{"view_html":"https://pith.science/pith/K22MCVPC57FLR6SS3ZE23B7NES","download_json":"https://pith.science/pith/K22MCVPC57FLR6SS3ZE23B7NES.json","view_paper":"https://pith.science/paper/K22MCVPC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1707.06412&json=true","fetch_graph":"https://pith.science/api/pith-number/K22MCVPC57FLR6SS3ZE23B7NES/graph.json","fetch_events":"https://pith.science/api/pith-number/K22MCVPC57FLR6SS3ZE23B7NES/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/K22MCVPC57FLR6SS3ZE23B7NES/action/timestamp_anchor","attest_storage":"https://pith.science/pith/K22MCVPC57FLR6SS3ZE23B7NES/action/storage_attestation","attest_author":"https://pith.science/pith/K22MCVPC57FLR6SS3ZE23B7NES/action/author_attestation","sign_citation":"https://pith.science/pith/K22MCVPC57FLR6SS3ZE23B7NES/action/citation_signature","submit_replication":"https://pith.science/pith/K22MCVPC57FLR6SS3ZE23B7NES/action/replication_record"}},"created_at":"2026-05-18T00:33:16.309865+00:00","updated_at":"2026-05-18T00:33:16.309865+00:00"}