{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:ME4KZ5MOPIBK4OUIYMNVRVZR7V","short_pith_number":"pith:ME4KZ5MO","canonical_record":{"source":{"id":"cond-mat/0604560","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2006-04-24T20:47:03Z","cross_cats_sorted":[],"title_canon_sha256":"0f1f63870bab6f26423556f5af9704573239448d83c596a8753f9a4b46974f81","abstract_canon_sha256":"475bc61b1074ec7aa3e6aaf417905b9e7b51929521d3d63c80007f92d62cf32c"},"schema_version":"1.0"},"canonical_sha256":"6138acf58e7a02ae3a88c31b58d731fd53a34f8f2b1dd1b7ddb85bf022b1f409","source":{"kind":"arxiv","id":"cond-mat/0604560","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0604560","created_at":"2026-05-18T01:39:47Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0604560v1","created_at":"2026-05-18T01:39:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0604560","created_at":"2026-05-18T01:39:47Z"},{"alias_kind":"pith_short_12","alias_value":"ME4KZ5MOPIBK","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"ME4KZ5MOPIBK4OUI","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"ME4KZ5MO","created_at":"2026-05-18T12:25:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:ME4KZ5MOPIBK4OUIYMNVRVZR7V","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0604560","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2006-04-24T20:47:03Z","cross_cats_sorted":[],"title_canon_sha256":"0f1f63870bab6f26423556f5af9704573239448d83c596a8753f9a4b46974f81","abstract_canon_sha256":"475bc61b1074ec7aa3e6aaf417905b9e7b51929521d3d63c80007f92d62cf32c"},"schema_version":"1.0"},"canonical_sha256":"6138acf58e7a02ae3a88c31b58d731fd53a34f8f2b1dd1b7ddb85bf022b1f409","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:39:47.925789Z","signature_b64":"AfZdjlhRL1wvurQIvrtpTKsbdWbWcDZduESDXGeUc8IUj3ZWWjKq7yjb7wd5bL+js7yexp1pro5TgECywi7bCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6138acf58e7a02ae3a88c31b58d731fd53a34f8f2b1dd1b7ddb85bf022b1f409","last_reissued_at":"2026-05-18T01:39:47.925127Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:39:47.925127Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0604560","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":"2026-05-18T01:39:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Dj5VXx2+fBfp+GjFm8JvBolMiaWvdQkCWJycCn7YgH8DKmma32TGNkrkSiUMEXyT0D6dez8FT5bbeDUqkygdAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T18:08:59.810997Z"},"content_sha256":"b53b5bb63e69d583c76237f49b7ac67097ef23a0434e743f103c36fc49f28061","schema_version":"1.0","event_id":"sha256:b53b5bb63e69d583c76237f49b7ac67097ef23a0434e743f103c36fc49f28061"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:ME4KZ5MOPIBK4OUIYMNVRVZR7V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Towards ferroelectrically-controlled magnetism: Magnetoelectric effect in Fe/BaTiO3 multilayers","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Chun-Gang Duan, Evgeny Y. Tsymbal, Sitaram S. Jaswal","submitted_at":"2006-04-24T20:47:03Z","abstract_excerpt":"An unexplored physical mechanism which produces a magnetoelectric effect in ferroelectric/ferromagnetic multilayers is studied based on first-principles calculations. Its origin is a change in bonding at the ferroelectric/ferromagnet interface that alters the interface magnetization when the electric polarization reverses. Using Fe/BaTiO3 multilayers as a representative model we show a sizable difference in magnetic moments of Fe and Ti atoms at the two interfaces dissimilar by the orientation of the local electric dipole moment. The predicted magnetoelectric effect is comparable in magnitude "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0604560","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":"2026-05-18T01:39:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"drmKQRMbRcsW8xIsF18zF7hTjFRPW/+5cpITeREbT0bzti4nuaAHCV7wO7oU4qJ9NHzjf9fJipRtx9yU61MNAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T18:08:59.811354Z"},"content_sha256":"4537242818088b4727584526e0ec78bad8edd87304a4c742ab247fe39eebb622","schema_version":"1.0","event_id":"sha256:4537242818088b4727584526e0ec78bad8edd87304a4c742ab247fe39eebb622"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ME4KZ5MOPIBK4OUIYMNVRVZR7V/bundle.json","state_url":"https://pith.science/pith/ME4KZ5MOPIBK4OUIYMNVRVZR7V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ME4KZ5MOPIBK4OUIYMNVRVZR7V/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":"2026-07-06T18:08:59Z","links":{"resolver":"https://pith.science/pith/ME4KZ5MOPIBK4OUIYMNVRVZR7V","bundle":"https://pith.science/pith/ME4KZ5MOPIBK4OUIYMNVRVZR7V/bundle.json","state":"https://pith.science/pith/ME4KZ5MOPIBK4OUIYMNVRVZR7V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ME4KZ5MOPIBK4OUIYMNVRVZR7V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:ME4KZ5MOPIBK4OUIYMNVRVZR7V","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":"475bc61b1074ec7aa3e6aaf417905b9e7b51929521d3d63c80007f92d62cf32c","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2006-04-24T20:47:03Z","title_canon_sha256":"0f1f63870bab6f26423556f5af9704573239448d83c596a8753f9a4b46974f81"},"schema_version":"1.0","source":{"id":"cond-mat/0604560","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0604560","created_at":"2026-05-18T01:39:47Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0604560v1","created_at":"2026-05-18T01:39:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0604560","created_at":"2026-05-18T01:39:47Z"},{"alias_kind":"pith_short_12","alias_value":"ME4KZ5MOPIBK","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"ME4KZ5MOPIBK4OUI","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"ME4KZ5MO","created_at":"2026-05-18T12:25:54Z"}],"graph_snapshots":[{"event_id":"sha256:4537242818088b4727584526e0ec78bad8edd87304a4c742ab247fe39eebb622","target":"graph","created_at":"2026-05-18T01:39:47Z","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":"An unexplored physical mechanism which produces a magnetoelectric effect in ferroelectric/ferromagnetic multilayers is studied based on first-principles calculations. Its origin is a change in bonding at the ferroelectric/ferromagnet interface that alters the interface magnetization when the electric polarization reverses. Using Fe/BaTiO3 multilayers as a representative model we show a sizable difference in magnetic moments of Fe and Ti atoms at the two interfaces dissimilar by the orientation of the local electric dipole moment. The predicted magnetoelectric effect is comparable in magnitude ","authors_text":"Chun-Gang Duan, Evgeny Y. Tsymbal, Sitaram S. Jaswal","cross_cats":[],"headline":"","license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2006-04-24T20:47:03Z","title":"Towards ferroelectrically-controlled magnetism: Magnetoelectric effect in Fe/BaTiO3 multilayers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0604560","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:b53b5bb63e69d583c76237f49b7ac67097ef23a0434e743f103c36fc49f28061","target":"record","created_at":"2026-05-18T01:39:47Z","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":"475bc61b1074ec7aa3e6aaf417905b9e7b51929521d3d63c80007f92d62cf32c","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2006-04-24T20:47:03Z","title_canon_sha256":"0f1f63870bab6f26423556f5af9704573239448d83c596a8753f9a4b46974f81"},"schema_version":"1.0","source":{"id":"cond-mat/0604560","kind":"arxiv","version":1}},"canonical_sha256":"6138acf58e7a02ae3a88c31b58d731fd53a34f8f2b1dd1b7ddb85bf022b1f409","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6138acf58e7a02ae3a88c31b58d731fd53a34f8f2b1dd1b7ddb85bf022b1f409","first_computed_at":"2026-05-18T01:39:47.925127Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:39:47.925127Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AfZdjlhRL1wvurQIvrtpTKsbdWbWcDZduESDXGeUc8IUj3ZWWjKq7yjb7wd5bL+js7yexp1pro5TgECywi7bCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:39:47.925789Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0604560","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b53b5bb63e69d583c76237f49b7ac67097ef23a0434e743f103c36fc49f28061","sha256:4537242818088b4727584526e0ec78bad8edd87304a4c742ab247fe39eebb622"],"state_sha256":"08c9c0a6a4f91fdc3ff76671bd347c2b8a6e9d048f4b5c528bcb84167384a202"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SoVT9cYGIrGou/UG1zCS6xoYo/ymAdjmI5sYzVc3l1tqEcV2A4h7fF21+/SxMJP11XII/3k48rXqI+KPh6b0Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T18:08:59.813482Z","bundle_sha256":"b5112c8453fd5db417fcca3badf363748b9fee4259658a5509333faec1cd67ff"}}