{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:JDVX7I6L6MHGJKIO7QPWBT54RO","short_pith_number":"pith:JDVX7I6L","schema_version":"1.0","canonical_sha256":"48eb7fa3cbf30e64a90efc1f60cfbc8b942cc01b4905a00cb4f5e0d8af72610b","source":{"kind":"arxiv","id":"2408.14795","version":2},"attestation_state":"computed","paper":{"title":"Electron ptychography reveals a ferroelectricity dominated by anion displacements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Aarushi Khandelwal, Chenyu Zhang, David A. Muller, Harikrishnan KP, Harold Y. Hwang, Hua Zhou, Kevin J. Crust, Kinnary Patel, Laurent Bellaiche, Ruijuan Xu, Sergey Prosandeev, Yu-Tsun Shao","submitted_at":"2024-08-27T05:58:37Z","abstract_excerpt":"Sodium niobate, a lead-free ferroic material, hosts delicately-balanced, competing order parameters, including ferroelectric states that can be stabilized by epitaxial strain. Here, we show that the resulting macroscopic ferroelectricity exhibits an unconventional microscopic structure using multislice electron ptychography. This technique overcomes multiple scattering artifacts limiting conventional electron microscopy, enabling both lateral spatial resolution beyond the diffraction limit and recovery of three-dimensional structural information. These imaging capabilities allow us to separate"},"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":"2408.14795","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-08-27T05:58:37Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"fb439dc0ef6fd4d2db38570b21bb87231da9601d7a3de7f3584ef89fd4448dca","abstract_canon_sha256":"1b5dd5e078c6ac4975be2657efbc8945e32b0e9d4e25d59873c56c31a63f49ed"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:03:43.225418Z","signature_b64":"TOR0MB4ZQ8hZckH0UTNn7sGjIWeWQs1lPmSSaVSTzC/fZfP+V3hBZlnfGbK85TL43yS0+hlfdoBcBN5bDh2ZCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"48eb7fa3cbf30e64a90efc1f60cfbc8b942cc01b4905a00cb4f5e0d8af72610b","last_reissued_at":"2026-07-05T12:03:43.224904Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:03:43.224904Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Electron ptychography reveals a ferroelectricity dominated by anion displacements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Aarushi Khandelwal, Chenyu Zhang, David A. Muller, Harikrishnan KP, Harold Y. Hwang, Hua Zhou, Kevin J. Crust, Kinnary Patel, Laurent Bellaiche, Ruijuan Xu, Sergey Prosandeev, Yu-Tsun Shao","submitted_at":"2024-08-27T05:58:37Z","abstract_excerpt":"Sodium niobate, a lead-free ferroic material, hosts delicately-balanced, competing order parameters, including ferroelectric states that can be stabilized by epitaxial strain. Here, we show that the resulting macroscopic ferroelectricity exhibits an unconventional microscopic structure using multislice electron ptychography. This technique overcomes multiple scattering artifacts limiting conventional electron microscopy, enabling both lateral spatial resolution beyond the diffraction limit and recovery of three-dimensional structural information. These imaging capabilities allow us to separate"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.14795","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/2408.14795/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":"2408.14795","created_at":"2026-07-05T12:03:43.224964+00:00"},{"alias_kind":"arxiv_version","alias_value":"2408.14795v2","created_at":"2026-07-05T12:03:43.224964+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.14795","created_at":"2026-07-05T12:03:43.224964+00:00"},{"alias_kind":"pith_short_12","alias_value":"JDVX7I6L6MHG","created_at":"2026-07-05T12:03:43.224964+00:00"},{"alias_kind":"pith_short_16","alias_value":"JDVX7I6L6MHGJKIO","created_at":"2026-07-05T12:03:43.224964+00:00"},{"alias_kind":"pith_short_8","alias_value":"JDVX7I6L","created_at":"2026-07-05T12:03:43.224964+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/JDVX7I6L6MHGJKIO7QPWBT54RO","json":"https://pith.science/pith/JDVX7I6L6MHGJKIO7QPWBT54RO.json","graph_json":"https://pith.science/api/pith-number/JDVX7I6L6MHGJKIO7QPWBT54RO/graph.json","events_json":"https://pith.science/api/pith-number/JDVX7I6L6MHGJKIO7QPWBT54RO/events.json","paper":"https://pith.science/paper/JDVX7I6L"},"agent_actions":{"view_html":"https://pith.science/pith/JDVX7I6L6MHGJKIO7QPWBT54RO","download_json":"https://pith.science/pith/JDVX7I6L6MHGJKIO7QPWBT54RO.json","view_paper":"https://pith.science/paper/JDVX7I6L","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2408.14795&json=true","fetch_graph":"https://pith.science/api/pith-number/JDVX7I6L6MHGJKIO7QPWBT54RO/graph.json","fetch_events":"https://pith.science/api/pith-number/JDVX7I6L6MHGJKIO7QPWBT54RO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JDVX7I6L6MHGJKIO7QPWBT54RO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JDVX7I6L6MHGJKIO7QPWBT54RO/action/storage_attestation","attest_author":"https://pith.science/pith/JDVX7I6L6MHGJKIO7QPWBT54RO/action/author_attestation","sign_citation":"https://pith.science/pith/JDVX7I6L6MHGJKIO7QPWBT54RO/action/citation_signature","submit_replication":"https://pith.science/pith/JDVX7I6L6MHGJKIO7QPWBT54RO/action/replication_record"}},"created_at":"2026-07-05T12:03:43.224964+00:00","updated_at":"2026-07-05T12:03:43.224964+00:00"}