{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:YNTEPKLV74MBFMBJ5CGYJBNAVE","short_pith_number":"pith:YNTEPKLV","schema_version":"1.0","canonical_sha256":"c36647a975ff1812b029e88d8485a0a9393c8443c22cc2e6b72ca01f67fd3684","source":{"kind":"arxiv","id":"1311.5235","version":2},"attestation_state":"computed","paper":{"title":"Zero-Field muSR Search for a Time-Reversal-Symmetry-Breaking Mixed Pairing State in Superconducting Ba1-xKxFe2As2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"A. Cannell, A. Zelati, C. Gomez, D.G. Mandrus, E.V.L. de Mello, J.E. Sonier, J.-Q. Yan, S. Tezok, Z. Lotfi Mahyari","submitted_at":"2013-11-20T21:01:13Z","abstract_excerpt":"We report the results of a zero-field muon spin relaxation (ZF-muSR) study of superconducting Ba1-xKxFe2As2 (0.5 < x < 0.9) in search of weak spontaneous internal magnetic fields associated with proposed time-reversal-symmetry breaking mixed pairing states. The measurements were performed on polycrystalline samples, which do not exhibit the mesoscopic phase separation previously observed in single crystals of Ba1-xKxFe2As2. No evidence of spontaneous internal magnetic fields is found in any of the samples at temperatures down to T ~ 0.02 K."},"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":"1311.5235","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-11-20T21:01:13Z","cross_cats_sorted":[],"title_canon_sha256":"99908f9f448baab69e51977f4b3fe988379a9da22c30bc405fb6d50abf1b78b3","abstract_canon_sha256":"028853a6230e1fcc27ca61679c95a8715a035183eb58205277bdd680c17345d7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:01:35.171029Z","signature_b64":"ii9B4G2uvNk1QRmjH96Z37BpZWRu+XbXKsllzfeI2E5iGRmubsfXP8q6N/J1Itn6F5SqLPfh7RE7niLJQtVXCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c36647a975ff1812b029e88d8485a0a9393c8443c22cc2e6b72ca01f67fd3684","last_reissued_at":"2026-05-18T03:01:35.169860Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:01:35.169860Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Zero-Field muSR Search for a Time-Reversal-Symmetry-Breaking Mixed Pairing State in Superconducting Ba1-xKxFe2As2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"A. Cannell, A. Zelati, C. Gomez, D.G. Mandrus, E.V.L. de Mello, J.E. Sonier, J.-Q. Yan, S. Tezok, Z. Lotfi Mahyari","submitted_at":"2013-11-20T21:01:13Z","abstract_excerpt":"We report the results of a zero-field muon spin relaxation (ZF-muSR) study of superconducting Ba1-xKxFe2As2 (0.5 < x < 0.9) in search of weak spontaneous internal magnetic fields associated with proposed time-reversal-symmetry breaking mixed pairing states. The measurements were performed on polycrystalline samples, which do not exhibit the mesoscopic phase separation previously observed in single crystals of Ba1-xKxFe2As2. No evidence of spontaneous internal magnetic fields is found in any of the samples at temperatures down to T ~ 0.02 K."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.5235","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":"1311.5235","created_at":"2026-05-18T03:01:35.169985+00:00"},{"alias_kind":"arxiv_version","alias_value":"1311.5235v2","created_at":"2026-05-18T03:01:35.169985+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.5235","created_at":"2026-05-18T03:01:35.169985+00:00"},{"alias_kind":"pith_short_12","alias_value":"YNTEPKLV74MB","created_at":"2026-05-18T12:28:06.772260+00:00"},{"alias_kind":"pith_short_16","alias_value":"YNTEPKLV74MBFMBJ","created_at":"2026-05-18T12:28:06.772260+00:00"},{"alias_kind":"pith_short_8","alias_value":"YNTEPKLV","created_at":"2026-05-18T12:28:06.772260+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/YNTEPKLV74MBFMBJ5CGYJBNAVE","json":"https://pith.science/pith/YNTEPKLV74MBFMBJ5CGYJBNAVE.json","graph_json":"https://pith.science/api/pith-number/YNTEPKLV74MBFMBJ5CGYJBNAVE/graph.json","events_json":"https://pith.science/api/pith-number/YNTEPKLV74MBFMBJ5CGYJBNAVE/events.json","paper":"https://pith.science/paper/YNTEPKLV"},"agent_actions":{"view_html":"https://pith.science/pith/YNTEPKLV74MBFMBJ5CGYJBNAVE","download_json":"https://pith.science/pith/YNTEPKLV74MBFMBJ5CGYJBNAVE.json","view_paper":"https://pith.science/paper/YNTEPKLV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1311.5235&json=true","fetch_graph":"https://pith.science/api/pith-number/YNTEPKLV74MBFMBJ5CGYJBNAVE/graph.json","fetch_events":"https://pith.science/api/pith-number/YNTEPKLV74MBFMBJ5CGYJBNAVE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YNTEPKLV74MBFMBJ5CGYJBNAVE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YNTEPKLV74MBFMBJ5CGYJBNAVE/action/storage_attestation","attest_author":"https://pith.science/pith/YNTEPKLV74MBFMBJ5CGYJBNAVE/action/author_attestation","sign_citation":"https://pith.science/pith/YNTEPKLV74MBFMBJ5CGYJBNAVE/action/citation_signature","submit_replication":"https://pith.science/pith/YNTEPKLV74MBFMBJ5CGYJBNAVE/action/replication_record"}},"created_at":"2026-05-18T03:01:35.169985+00:00","updated_at":"2026-05-18T03:01:35.169985+00:00"}