{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:SW5P4MFKBZCGZCOD4EQHVFORA4","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"28dcd215b060fe7960968f9c51fc41093ffaa6408deb78197d5c3cf61ef4774f","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-10-18T02:49:39Z","title_canon_sha256":"b047c21f6633e4ede002fa06a5f803e1ca36352b3c3d95eb1ed651dd024b9049"},"schema_version":"1.0","source":{"id":"2210.09548","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2210.09548","created_at":"2026-07-05T05:07:56Z"},{"alias_kind":"arxiv_version","alias_value":"2210.09548v1","created_at":"2026-07-05T05:07:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2210.09548","created_at":"2026-07-05T05:07:56Z"},{"alias_kind":"pith_short_12","alias_value":"SW5P4MFKBZCG","created_at":"2026-07-05T05:07:56Z"},{"alias_kind":"pith_short_16","alias_value":"SW5P4MFKBZCGZCOD","created_at":"2026-07-05T05:07:56Z"},{"alias_kind":"pith_short_8","alias_value":"SW5P4MFK","created_at":"2026-07-05T05:07:56Z"}],"graph_snapshots":[{"event_id":"sha256:5898208884757d3e36112e511dbb1e40cdac6bbfef4d9b1787852bcd1174f580","target":"graph","created_at":"2026-07-05T05:07:56Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2210.09548/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Non-collinear spin order that breaks space inversion symmetry and allows efficient electric-field control of magnetism makes BiFeO$_3$ a promising candidate for applications in low-power spintronic devices. Epitaxial strain effects have been intensively studied and exhibit significant modulation of the magnetic order in BiFeO$_3$, but tuning its spin structure with continuously varied uniaxial strain is still lacking up to date. Here, we apply \\emph{in situ} uniaxial strain to a freestanding BiFeO$_3$ film and use scanning NV microscope to image the nanoscale magnetic order in real-space. The ","authors_text":"Fazhan Shi, Jiangfeng Du, Mengqi Wang, Ningchong Zheng, Pei Yu, Pengfei Wang, Xingyue Ma, Ya Wang, Yipeng Zang, Yuefeng Nie, Yumeng Sun, Yurong Yang, Zhe Ding","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-10-18T02:49:39Z","title":"Observation of uniaxial strain tuned spin cycloid in a freestanding BiFeO3 film"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2210.09548","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:2d1d6a0ed345b8934b5581ef812d339cc6330ef37c977e4dedb4c33fb2c3552c","target":"record","created_at":"2026-07-05T05:07:56Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"28dcd215b060fe7960968f9c51fc41093ffaa6408deb78197d5c3cf61ef4774f","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-10-18T02:49:39Z","title_canon_sha256":"b047c21f6633e4ede002fa06a5f803e1ca36352b3c3d95eb1ed651dd024b9049"},"schema_version":"1.0","source":{"id":"2210.09548","kind":"arxiv","version":1}},"canonical_sha256":"95bafe30aa0e446c89c3e1207a95d10729d77cdae1b5893c4c330ec927686262","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"95bafe30aa0e446c89c3e1207a95d10729d77cdae1b5893c4c330ec927686262","first_computed_at":"2026-07-05T05:07:56.764351Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:07:56.764351Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mIANwhoLSuSUAnvo0FgJQrdQVJD6PWBfwXN9GP1mMfo6iLoKM5F69cs8yhmsWZOnXlKMw64HThmk1TjdAO8pAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T05:07:56.764836Z","signed_message":"canonical_sha256_bytes"},"source_id":"2210.09548","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2d1d6a0ed345b8934b5581ef812d339cc6330ef37c977e4dedb4c33fb2c3552c","sha256:5898208884757d3e36112e511dbb1e40cdac6bbfef4d9b1787852bcd1174f580"],"state_sha256":"11eb7cb2ee79fae0a757637452f428dbfddad96b5ade487aa52a750f36ea4e10"}