{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:6ADX6X6HEJRGXDSVKCW5SLKPVG","short_pith_number":"pith:6ADX6X6H","canonical_record":{"source":{"id":"1903.03466","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-03-08T14:20:26Z","cross_cats_sorted":[],"title_canon_sha256":"af1206ff0c67e97577acd41a97f31c36e91b981f75a1eb1f1b42d43f9c4d5e50","abstract_canon_sha256":"3f47b6dd476aa1f92e028343eef326ca2d0233ce2727d1a093525f544fb20640"},"schema_version":"1.0"},"canonical_sha256":"f0077f5fc722626b8e5550add92d4fa9bd2031e41964aaf93f325e28bdddad4f","source":{"kind":"arxiv","id":"1903.03466","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.03466","created_at":"2026-05-17T23:46:12Z"},{"alias_kind":"arxiv_version","alias_value":"1903.03466v1","created_at":"2026-05-17T23:46:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.03466","created_at":"2026-05-17T23:46:12Z"},{"alias_kind":"pith_short_12","alias_value":"6ADX6X6HEJRG","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_16","alias_value":"6ADX6X6HEJRGXDSV","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_8","alias_value":"6ADX6X6H","created_at":"2026-05-18T12:33:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:6ADX6X6HEJRGXDSVKCW5SLKPVG","target":"record","payload":{"canonical_record":{"source":{"id":"1903.03466","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-03-08T14:20:26Z","cross_cats_sorted":[],"title_canon_sha256":"af1206ff0c67e97577acd41a97f31c36e91b981f75a1eb1f1b42d43f9c4d5e50","abstract_canon_sha256":"3f47b6dd476aa1f92e028343eef326ca2d0233ce2727d1a093525f544fb20640"},"schema_version":"1.0"},"canonical_sha256":"f0077f5fc722626b8e5550add92d4fa9bd2031e41964aaf93f325e28bdddad4f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:46:12.097758Z","signature_b64":"wa/wUqj3ErXCxV2o76gnRNl0eqyUCaazq1S1hd/fEbH57Fmnewv5kg6PApcIE6D+mVOsQ8QNn7DE46f6rDuQBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f0077f5fc722626b8e5550add92d4fa9bd2031e41964aaf93f325e28bdddad4f","last_reissued_at":"2026-05-17T23:46:12.097150Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:46:12.097150Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.03466","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:46:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rtf9I5ShET/3tXSQxynoyfBzpozduH+p9qfZLzI55AtWHzUIPborzyanR9rXGrutoFtuorwBJ1CXdSVAFZvPAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T21:28:00.482254Z"},"content_sha256":"6f6cbc3d6dc53fb741b91d280f6f44af7f0ad378ee124dfecd12c72b7bf7664e","schema_version":"1.0","event_id":"sha256:6f6cbc3d6dc53fb741b91d280f6f44af7f0ad378ee124dfecd12c72b7bf7664e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:6ADX6X6HEJRGXDSVKCW5SLKPVG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exploiting symmetry-mismatch to control magnetism in a ferroelastic heterostructure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Andreas Herklotz, David Keavney, Dongkyu Lee, Er-Jia Guo, Haile Ambaye, Ho Nyung Lee, Jamie Molaison, Manuel A. Roldan, Michael R. Fitzsimmons, Reinhard Boehler, Ryan Desautels, Timothy Charlton, T. Zac Ward, Zhaoliang Liao","submitted_at":"2019-03-08T14:20:26Z","abstract_excerpt":"In the bulk, LaCoO3 (LCO) is a paramagnet, yet in tensile strained thin films at low temperature ferromagnetism (FM) is observed, and its origin remains unresolved. Polarized neutron reflectometry (PNR) is a powerful tool to determine the depth profiles of the structure and magnetization simultaneously and thus the evolution of the interfacial FM with strain can be accurately revealed. Here we quantitatively measured the distribution of atomic density and magnetization in LCO films by PNR and found that the LCO layers near the heterointerfaces exhibit a reduced magnetization but an enhanced at"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.03466","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:46:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oB9Y6/mEzawaTe//Jg8tlyt4TwDoF14cvRZRI5mc8EHyrFCjeJrUiUutcIWOhoZ8zcSQmkCG07ny0/UyiB+3BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T21:28:00.482629Z"},"content_sha256":"9e4d0513774a488d06ae30864f037fdc0dde057ac727716eb2d6e12223a9d6d5","schema_version":"1.0","event_id":"sha256:9e4d0513774a488d06ae30864f037fdc0dde057ac727716eb2d6e12223a9d6d5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6ADX6X6HEJRGXDSVKCW5SLKPVG/bundle.json","state_url":"https://pith.science/pith/6ADX6X6HEJRGXDSVKCW5SLKPVG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6ADX6X6HEJRGXDSVKCW5SLKPVG/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-01T21:28:00Z","links":{"resolver":"https://pith.science/pith/6ADX6X6HEJRGXDSVKCW5SLKPVG","bundle":"https://pith.science/pith/6ADX6X6HEJRGXDSVKCW5SLKPVG/bundle.json","state":"https://pith.science/pith/6ADX6X6HEJRGXDSVKCW5SLKPVG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6ADX6X6HEJRGXDSVKCW5SLKPVG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:6ADX6X6HEJRGXDSVKCW5SLKPVG","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":"3f47b6dd476aa1f92e028343eef326ca2d0233ce2727d1a093525f544fb20640","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-03-08T14:20:26Z","title_canon_sha256":"af1206ff0c67e97577acd41a97f31c36e91b981f75a1eb1f1b42d43f9c4d5e50"},"schema_version":"1.0","source":{"id":"1903.03466","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.03466","created_at":"2026-05-17T23:46:12Z"},{"alias_kind":"arxiv_version","alias_value":"1903.03466v1","created_at":"2026-05-17T23:46:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.03466","created_at":"2026-05-17T23:46:12Z"},{"alias_kind":"pith_short_12","alias_value":"6ADX6X6HEJRG","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_16","alias_value":"6ADX6X6HEJRGXDSV","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_8","alias_value":"6ADX6X6H","created_at":"2026-05-18T12:33:10Z"}],"graph_snapshots":[{"event_id":"sha256:9e4d0513774a488d06ae30864f037fdc0dde057ac727716eb2d6e12223a9d6d5","target":"graph","created_at":"2026-05-17T23:46:12Z","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"},"paper":{"abstract_excerpt":"In the bulk, LaCoO3 (LCO) is a paramagnet, yet in tensile strained thin films at low temperature ferromagnetism (FM) is observed, and its origin remains unresolved. Polarized neutron reflectometry (PNR) is a powerful tool to determine the depth profiles of the structure and magnetization simultaneously and thus the evolution of the interfacial FM with strain can be accurately revealed. Here we quantitatively measured the distribution of atomic density and magnetization in LCO films by PNR and found that the LCO layers near the heterointerfaces exhibit a reduced magnetization but an enhanced at","authors_text":"Andreas Herklotz, David Keavney, Dongkyu Lee, Er-Jia Guo, Haile Ambaye, Ho Nyung Lee, Jamie Molaison, Manuel A. Roldan, Michael R. Fitzsimmons, Reinhard Boehler, Ryan Desautels, Timothy Charlton, T. Zac Ward, Zhaoliang Liao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-03-08T14:20:26Z","title":"Exploiting symmetry-mismatch to control magnetism in a ferroelastic heterostructure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.03466","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":"sha256:6f6cbc3d6dc53fb741b91d280f6f44af7f0ad378ee124dfecd12c72b7bf7664e","target":"record","created_at":"2026-05-17T23:46:12Z","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":"3f47b6dd476aa1f92e028343eef326ca2d0233ce2727d1a093525f544fb20640","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-03-08T14:20:26Z","title_canon_sha256":"af1206ff0c67e97577acd41a97f31c36e91b981f75a1eb1f1b42d43f9c4d5e50"},"schema_version":"1.0","source":{"id":"1903.03466","kind":"arxiv","version":1}},"canonical_sha256":"f0077f5fc722626b8e5550add92d4fa9bd2031e41964aaf93f325e28bdddad4f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f0077f5fc722626b8e5550add92d4fa9bd2031e41964aaf93f325e28bdddad4f","first_computed_at":"2026-05-17T23:46:12.097150Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:46:12.097150Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wa/wUqj3ErXCxV2o76gnRNl0eqyUCaazq1S1hd/fEbH57Fmnewv5kg6PApcIE6D+mVOsQ8QNn7DE46f6rDuQBA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:46:12.097758Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.03466","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6f6cbc3d6dc53fb741b91d280f6f44af7f0ad378ee124dfecd12c72b7bf7664e","sha256:9e4d0513774a488d06ae30864f037fdc0dde057ac727716eb2d6e12223a9d6d5"],"state_sha256":"ee90c8bc236525b00625cceeb9ed02a680ccba67f27022a333f0d4d063a26e29"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HDQhk50jgd23s5pPC0MjMTpUj49Nh/Qyl6Oz+G8LHdboLQwiXJX3tLBJbBs56a9iRt5gotEcGK+Ku1RSeY20Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T21:28:00.484655Z","bundle_sha256":"97dabaac288ccc61c4e75f0042f2a4299f996bd932f8bca8930302acc60b0371"}}