{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:IDAVMH6BP3Z5ZDH6MDQNVGKWVT","short_pith_number":"pith:IDAVMH6B","schema_version":"1.0","canonical_sha256":"40c1561fc17ef3dc8cfe60e0da9956acccec807e54f700cb82185880c45ddb84","source":{"kind":"arxiv","id":"1405.6558","version":1},"attestation_state":"computed","paper":{"title":"Anisotropic Superconductivity of Ca1-xLaxFeAs2 (x ~ 0.18) Single Crystal","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Feifei Yuan, Jincheng Zhuang, Wei Zhou, Xiangzhuo Xing, Xiong Li, Yue Sun, Zhixiang Shi","submitted_at":"2014-05-26T12:55:01Z","abstract_excerpt":"Anisotropic superconducting properties including the upper critical field Hc2, thermal activation energy U0, and critical current density Jc are systematically studied in a large Ca1-xLaxFeAs2 single crystal (x ~ 0.18). The obtained Hc2 bears a moderate anisotropy gamma of approximately 2-4.2, located between those of '122' Ba1-xKxFe2As2 (1 < gamma < 2) and '1111' NdFeAsO1-xFx (5 < gamma < 9.2). Both the magnitude of U0 and its field dependence are very similar to those of NdFeAsO1-xFx, also indicating anisotropic superconductivity. Moreover, high and anisotropic Jc's exceeding 10^5 A/cm2 have"},"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":"1405.6558","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-05-26T12:55:01Z","cross_cats_sorted":[],"title_canon_sha256":"984d7c18de0fbef9638dd990b7a524fd2d0a3754c7a00b50a31aa245a943525e","abstract_canon_sha256":"936e0057e0f5b2c177ae211a2ce26af5cbe619b1cbb5e8f3c1ab1bf0b27b2c0a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:50:23.910632Z","signature_b64":"vLGos+INRFlgvWTSPqdsP+OhuOLytdw0U1rqv8KmYKcKkdamqnQY10FmeW8It7ldy1jYW9CAkM1yanOgsIdIDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"40c1561fc17ef3dc8cfe60e0da9956acccec807e54f700cb82185880c45ddb84","last_reissued_at":"2026-05-18T02:50:23.910204Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:50:23.910204Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Anisotropic Superconductivity of Ca1-xLaxFeAs2 (x ~ 0.18) Single Crystal","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Feifei Yuan, Jincheng Zhuang, Wei Zhou, Xiangzhuo Xing, Xiong Li, Yue Sun, Zhixiang Shi","submitted_at":"2014-05-26T12:55:01Z","abstract_excerpt":"Anisotropic superconducting properties including the upper critical field Hc2, thermal activation energy U0, and critical current density Jc are systematically studied in a large Ca1-xLaxFeAs2 single crystal (x ~ 0.18). The obtained Hc2 bears a moderate anisotropy gamma of approximately 2-4.2, located between those of '122' Ba1-xKxFe2As2 (1 < gamma < 2) and '1111' NdFeAsO1-xFx (5 < gamma < 9.2). Both the magnitude of U0 and its field dependence are very similar to those of NdFeAsO1-xFx, also indicating anisotropic superconductivity. Moreover, high and anisotropic Jc's exceeding 10^5 A/cm2 have"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.6558","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":"1405.6558","created_at":"2026-05-18T02:50:23.910253+00:00"},{"alias_kind":"arxiv_version","alias_value":"1405.6558v1","created_at":"2026-05-18T02:50:23.910253+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.6558","created_at":"2026-05-18T02:50:23.910253+00:00"},{"alias_kind":"pith_short_12","alias_value":"IDAVMH6BP3Z5","created_at":"2026-05-18T12:28:33.132498+00:00"},{"alias_kind":"pith_short_16","alias_value":"IDAVMH6BP3Z5ZDH6","created_at":"2026-05-18T12:28:33.132498+00:00"},{"alias_kind":"pith_short_8","alias_value":"IDAVMH6B","created_at":"2026-05-18T12:28:33.132498+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/IDAVMH6BP3Z5ZDH6MDQNVGKWVT","json":"https://pith.science/pith/IDAVMH6BP3Z5ZDH6MDQNVGKWVT.json","graph_json":"https://pith.science/api/pith-number/IDAVMH6BP3Z5ZDH6MDQNVGKWVT/graph.json","events_json":"https://pith.science/api/pith-number/IDAVMH6BP3Z5ZDH6MDQNVGKWVT/events.json","paper":"https://pith.science/paper/IDAVMH6B"},"agent_actions":{"view_html":"https://pith.science/pith/IDAVMH6BP3Z5ZDH6MDQNVGKWVT","download_json":"https://pith.science/pith/IDAVMH6BP3Z5ZDH6MDQNVGKWVT.json","view_paper":"https://pith.science/paper/IDAVMH6B","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1405.6558&json=true","fetch_graph":"https://pith.science/api/pith-number/IDAVMH6BP3Z5ZDH6MDQNVGKWVT/graph.json","fetch_events":"https://pith.science/api/pith-number/IDAVMH6BP3Z5ZDH6MDQNVGKWVT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IDAVMH6BP3Z5ZDH6MDQNVGKWVT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IDAVMH6BP3Z5ZDH6MDQNVGKWVT/action/storage_attestation","attest_author":"https://pith.science/pith/IDAVMH6BP3Z5ZDH6MDQNVGKWVT/action/author_attestation","sign_citation":"https://pith.science/pith/IDAVMH6BP3Z5ZDH6MDQNVGKWVT/action/citation_signature","submit_replication":"https://pith.science/pith/IDAVMH6BP3Z5ZDH6MDQNVGKWVT/action/replication_record"}},"created_at":"2026-05-18T02:50:23.910253+00:00","updated_at":"2026-05-18T02:50:23.910253+00:00"}