{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:3SWD2D7G76LATFKPYCHKOBICB3","short_pith_number":"pith:3SWD2D7G","schema_version":"1.0","canonical_sha256":"dcac3d0fe6ff9609954fc08ea705020edf04ff4ed5bed1c9d34f6abc89e531f0","source":{"kind":"arxiv","id":"1906.11090","version":2},"attestation_state":"computed","paper":{"title":"Nanoscale Interlayer Defects in Iron Arsenides","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"1 Sergei V. Kalinin, 2 Li Li, Athena S. Sefat, Matt F. Chisholm, Maxim Ziatdinov, Miaofang Chi, Petro Maksymovych, Qiang Zheng","submitted_at":"2019-06-26T13:37:11Z","abstract_excerpt":"Using a local real-space microscopy probe, we discover evidence of nanoscale interlayer defects along the c-crystallographic direction in BaFe2As2 (122) based iron-arsenide superconductors. We find ordered 122 atomic arrangements within the ab-plane, and within regions of ~10 to 20 nm size perpendicular to this plane. While the FeAs substructure is very rigid, Ba ions are relatively weakly bound and can be displaced from the 122, forming stacking faults resulting in the physical separation of the 122 between adjacent ordered domains. The evidence for interlayer defects between the FeAs superco"},"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":"1906.11090","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2019-06-26T13:37:11Z","cross_cats_sorted":[],"title_canon_sha256":"feb2c3f5e99ae1a67af72c9c25c5764410889443a8dfdc99fa4a67807b8ae6ce","abstract_canon_sha256":"d77a0e21b237d8c44db76971d4899a4b16553290436c8500cbd7a3fd3f69237d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:39:53.427121Z","signature_b64":"91Gcf0MZTtCoh+sfyfK3Cuqnhr5RA55+2+PLGo+IHC2gpHYFVY19t/0ZnGEUAUIRxR1fHt+KMvPkCPUvmMpUCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dcac3d0fe6ff9609954fc08ea705020edf04ff4ed5bed1c9d34f6abc89e531f0","last_reissued_at":"2026-05-17T23:39:53.426607Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:39:53.426607Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Nanoscale Interlayer Defects in Iron Arsenides","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"1 Sergei V. Kalinin, 2 Li Li, Athena S. Sefat, Matt F. Chisholm, Maxim Ziatdinov, Miaofang Chi, Petro Maksymovych, Qiang Zheng","submitted_at":"2019-06-26T13:37:11Z","abstract_excerpt":"Using a local real-space microscopy probe, we discover evidence of nanoscale interlayer defects along the c-crystallographic direction in BaFe2As2 (122) based iron-arsenide superconductors. We find ordered 122 atomic arrangements within the ab-plane, and within regions of ~10 to 20 nm size perpendicular to this plane. While the FeAs substructure is very rigid, Ba ions are relatively weakly bound and can be displaced from the 122, forming stacking faults resulting in the physical separation of the 122 between adjacent ordered domains. The evidence for interlayer defects between the FeAs superco"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.11090","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":"1906.11090","created_at":"2026-05-17T23:39:53.426694+00:00"},{"alias_kind":"arxiv_version","alias_value":"1906.11090v2","created_at":"2026-05-17T23:39:53.426694+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.11090","created_at":"2026-05-17T23:39:53.426694+00:00"},{"alias_kind":"pith_short_12","alias_value":"3SWD2D7G76LA","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_16","alias_value":"3SWD2D7G76LATFKP","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_8","alias_value":"3SWD2D7G","created_at":"2026-05-18T12:33:10.108867+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/3SWD2D7G76LATFKPYCHKOBICB3","json":"https://pith.science/pith/3SWD2D7G76LATFKPYCHKOBICB3.json","graph_json":"https://pith.science/api/pith-number/3SWD2D7G76LATFKPYCHKOBICB3/graph.json","events_json":"https://pith.science/api/pith-number/3SWD2D7G76LATFKPYCHKOBICB3/events.json","paper":"https://pith.science/paper/3SWD2D7G"},"agent_actions":{"view_html":"https://pith.science/pith/3SWD2D7G76LATFKPYCHKOBICB3","download_json":"https://pith.science/pith/3SWD2D7G76LATFKPYCHKOBICB3.json","view_paper":"https://pith.science/paper/3SWD2D7G","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1906.11090&json=true","fetch_graph":"https://pith.science/api/pith-number/3SWD2D7G76LATFKPYCHKOBICB3/graph.json","fetch_events":"https://pith.science/api/pith-number/3SWD2D7G76LATFKPYCHKOBICB3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3SWD2D7G76LATFKPYCHKOBICB3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3SWD2D7G76LATFKPYCHKOBICB3/action/storage_attestation","attest_author":"https://pith.science/pith/3SWD2D7G76LATFKPYCHKOBICB3/action/author_attestation","sign_citation":"https://pith.science/pith/3SWD2D7G76LATFKPYCHKOBICB3/action/citation_signature","submit_replication":"https://pith.science/pith/3SWD2D7G76LATFKPYCHKOBICB3/action/replication_record"}},"created_at":"2026-05-17T23:39:53.426694+00:00","updated_at":"2026-05-17T23:39:53.426694+00:00"}