{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:DNJ37PNSAHX3S3EN3VLT2MC6XB","short_pith_number":"pith:DNJ37PNS","canonical_record":{"source":{"id":"1508.02889","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-08-12T12:05:26Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"cbb5bcaa4cf2fd664b4a40f4c7c10c4b18a2be913e25c3e1755868ca5b5bb802","abstract_canon_sha256":"c047ccacc1613df71f7592e70b47a12c519c8da771193b27830f53ff3d6e88d6"},"schema_version":"1.0"},"canonical_sha256":"1b53bfbdb201efb96c8ddd573d305eb8553c81b1dd585a0d9f12c6b38853a910","source":{"kind":"arxiv","id":"1508.02889","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.02889","created_at":"2026-05-18T01:30:34Z"},{"alias_kind":"arxiv_version","alias_value":"1508.02889v1","created_at":"2026-05-18T01:30:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.02889","created_at":"2026-05-18T01:30:34Z"},{"alias_kind":"pith_short_12","alias_value":"DNJ37PNSAHX3","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"DNJ37PNSAHX3S3EN","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"DNJ37PNS","created_at":"2026-05-18T12:29:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:DNJ37PNSAHX3S3EN3VLT2MC6XB","target":"record","payload":{"canonical_record":{"source":{"id":"1508.02889","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-08-12T12:05:26Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"cbb5bcaa4cf2fd664b4a40f4c7c10c4b18a2be913e25c3e1755868ca5b5bb802","abstract_canon_sha256":"c047ccacc1613df71f7592e70b47a12c519c8da771193b27830f53ff3d6e88d6"},"schema_version":"1.0"},"canonical_sha256":"1b53bfbdb201efb96c8ddd573d305eb8553c81b1dd585a0d9f12c6b38853a910","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:30:34.139225Z","signature_b64":"l0xtSwDrnn2OYhgOdL5fet1Iabr9pOgtcIvuBfro/90qPb5yBLtG1r85nZARnNfIwrzVZn7MlbyAGJaiYRo9BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b53bfbdb201efb96c8ddd573d305eb8553c81b1dd585a0d9f12c6b38853a910","last_reissued_at":"2026-05-18T01:30:34.138495Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:30:34.138495Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.02889","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":"2026-05-18T01:30:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y85ebYasryyU6/+xJV+GzVU4yisxce2bTkL3uFnXZxss3MczHhzVyChG4Rkodb0iQ4N0ji8oIA3lwGVbjZt3DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T18:35:47.686293Z"},"content_sha256":"959af14b368dad35f4fc3c2b5c9e5a50356564e14fe291946a56a6b833bc77a6","schema_version":"1.0","event_id":"sha256:959af14b368dad35f4fc3c2b5c9e5a50356564e14fe291946a56a6b833bc77a6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:DNJ37PNSAHX3S3EN3VLT2MC6XB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ferroelectricity driven magnetism at domain walls in LaAlO$_3$/PbTiO$_3$ superlattices","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"C. G. Zhong, C. Y. Ma, H. M. Liu, J. -M. Liu, P. X. Zhou, S. Dong, Z. B. Yan","submitted_at":"2015-08-12T12:05:26Z","abstract_excerpt":"Charge dipole moment and spin moment rarely coexist in single-phase bulk materials except in some multiferroics. Despite the progress in the past decade, for most multiferroics their magnetoelectric performance remains poor due to the intrinsic exclusion between charge dipole and spin moment. As an alternative approach, the oxide heterostructures may evade the intrinsic limits in bulk materials and provide more attractive potential to realize the magnetoelectric functions. Here we perform a first-principles study on LaAlO$_3$/PbTiO$_3$ superlattices. Although neither of the components is magne"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.02889","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":"2026-05-18T01:30:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xpcIZzFP44I9Sbf2hO9ClyXUCglA0MgJksZNB2+A71ktURWb5Omkq+9VndNJySzm2rPe45v2jV0yHW8ik679Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T18:35:47.686663Z"},"content_sha256":"c53f77dd717833565cb586be1a31860f93a8dd63b27fc809a03728e67623a4b1","schema_version":"1.0","event_id":"sha256:c53f77dd717833565cb586be1a31860f93a8dd63b27fc809a03728e67623a4b1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DNJ37PNSAHX3S3EN3VLT2MC6XB/bundle.json","state_url":"https://pith.science/pith/DNJ37PNSAHX3S3EN3VLT2MC6XB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DNJ37PNSAHX3S3EN3VLT2MC6XB/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":"2026-06-06T18:35:47Z","links":{"resolver":"https://pith.science/pith/DNJ37PNSAHX3S3EN3VLT2MC6XB","bundle":"https://pith.science/pith/DNJ37PNSAHX3S3EN3VLT2MC6XB/bundle.json","state":"https://pith.science/pith/DNJ37PNSAHX3S3EN3VLT2MC6XB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DNJ37PNSAHX3S3EN3VLT2MC6XB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:DNJ37PNSAHX3S3EN3VLT2MC6XB","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":"c047ccacc1613df71f7592e70b47a12c519c8da771193b27830f53ff3d6e88d6","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-08-12T12:05:26Z","title_canon_sha256":"cbb5bcaa4cf2fd664b4a40f4c7c10c4b18a2be913e25c3e1755868ca5b5bb802"},"schema_version":"1.0","source":{"id":"1508.02889","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.02889","created_at":"2026-05-18T01:30:34Z"},{"alias_kind":"arxiv_version","alias_value":"1508.02889v1","created_at":"2026-05-18T01:30:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.02889","created_at":"2026-05-18T01:30:34Z"},{"alias_kind":"pith_short_12","alias_value":"DNJ37PNSAHX3","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"DNJ37PNSAHX3S3EN","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"DNJ37PNS","created_at":"2026-05-18T12:29:17Z"}],"graph_snapshots":[{"event_id":"sha256:c53f77dd717833565cb586be1a31860f93a8dd63b27fc809a03728e67623a4b1","target":"graph","created_at":"2026-05-18T01:30:34Z","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":"Charge dipole moment and spin moment rarely coexist in single-phase bulk materials except in some multiferroics. Despite the progress in the past decade, for most multiferroics their magnetoelectric performance remains poor due to the intrinsic exclusion between charge dipole and spin moment. As an alternative approach, the oxide heterostructures may evade the intrinsic limits in bulk materials and provide more attractive potential to realize the magnetoelectric functions. Here we perform a first-principles study on LaAlO$_3$/PbTiO$_3$ superlattices. Although neither of the components is magne","authors_text":"C. G. Zhong, C. Y. Ma, H. M. Liu, J. -M. Liu, P. X. Zhou, S. Dong, Z. B. Yan","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-08-12T12:05:26Z","title":"Ferroelectricity driven magnetism at domain walls in LaAlO$_3$/PbTiO$_3$ superlattices"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.02889","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":"sha256:959af14b368dad35f4fc3c2b5c9e5a50356564e14fe291946a56a6b833bc77a6","target":"record","created_at":"2026-05-18T01:30:34Z","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":"c047ccacc1613df71f7592e70b47a12c519c8da771193b27830f53ff3d6e88d6","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-08-12T12:05:26Z","title_canon_sha256":"cbb5bcaa4cf2fd664b4a40f4c7c10c4b18a2be913e25c3e1755868ca5b5bb802"},"schema_version":"1.0","source":{"id":"1508.02889","kind":"arxiv","version":1}},"canonical_sha256":"1b53bfbdb201efb96c8ddd573d305eb8553c81b1dd585a0d9f12c6b38853a910","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1b53bfbdb201efb96c8ddd573d305eb8553c81b1dd585a0d9f12c6b38853a910","first_computed_at":"2026-05-18T01:30:34.138495Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:30:34.138495Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"l0xtSwDrnn2OYhgOdL5fet1Iabr9pOgtcIvuBfro/90qPb5yBLtG1r85nZARnNfIwrzVZn7MlbyAGJaiYRo9BA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:30:34.139225Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.02889","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:959af14b368dad35f4fc3c2b5c9e5a50356564e14fe291946a56a6b833bc77a6","sha256:c53f77dd717833565cb586be1a31860f93a8dd63b27fc809a03728e67623a4b1"],"state_sha256":"7aed22fffb06366af396324a5222810e38ccc36d1fa774dc3ae26109ba9ce53d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LgbxjDonrBLGxwCD/vdSubGB4+a+VPvAFUleiuo4HTeKVtJ7fVktMgTZfOy/EApbRhJz9ISatoewV0P2odB4DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T18:35:47.688525Z","bundle_sha256":"fab869bfcfdd7a4ffa6b63f85e7f0aaad82924bd464917a92c1b53bc39e7f7f9"}}