{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:3ZY6MDA3K2UP5HXEJIBGPBVTZ7","short_pith_number":"pith:3ZY6MDA3","canonical_record":{"source":{"id":"1010.6071","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-10-28T20:00:07Z","cross_cats_sorted":[],"title_canon_sha256":"3ca6ed689f37912c43b7ee30866c290544d96fca53dde35dda0a84f92221e836","abstract_canon_sha256":"9e28f3dff51af2d6b5013991798fef6b106ff32a9a00e089c815edbdc5e2071a"},"schema_version":"1.0"},"canonical_sha256":"de71e60c1b56a8fe9ee44a026786b3cfd64438d25fd0103d3a761bfddf8c7c7f","source":{"kind":"arxiv","id":"1010.6071","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.6071","created_at":"2026-05-18T03:55:37Z"},{"alias_kind":"arxiv_version","alias_value":"1010.6071v1","created_at":"2026-05-18T03:55:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.6071","created_at":"2026-05-18T03:55:37Z"},{"alias_kind":"pith_short_12","alias_value":"3ZY6MDA3K2UP","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_16","alias_value":"3ZY6MDA3K2UP5HXE","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_8","alias_value":"3ZY6MDA3","created_at":"2026-05-18T12:26:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:3ZY6MDA3K2UP5HXEJIBGPBVTZ7","target":"record","payload":{"canonical_record":{"source":{"id":"1010.6071","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-10-28T20:00:07Z","cross_cats_sorted":[],"title_canon_sha256":"3ca6ed689f37912c43b7ee30866c290544d96fca53dde35dda0a84f92221e836","abstract_canon_sha256":"9e28f3dff51af2d6b5013991798fef6b106ff32a9a00e089c815edbdc5e2071a"},"schema_version":"1.0"},"canonical_sha256":"de71e60c1b56a8fe9ee44a026786b3cfd64438d25fd0103d3a761bfddf8c7c7f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:55:37.624253Z","signature_b64":"FYg2X6wiMbXfOJPstyFegSaSdeEgDg+BwwiKhObviNpYeQllERK0TfS1NUUf3MofO4ae0Q7yUPsqQnIe+OrxDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"de71e60c1b56a8fe9ee44a026786b3cfd64438d25fd0103d3a761bfddf8c7c7f","last_reissued_at":"2026-05-18T03:55:37.623572Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:55:37.623572Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1010.6071","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":"2026-05-18T03:55:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aiMHtzlQzYe2Uyhdq/DTeKerAj0PRHyhX7/QSTl9jlhaAJf++QJSu0k+DpIrXMt5DNzeC/fOyIlGKctqtIAZCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:47:23.198712Z"},"content_sha256":"bf3f64851dddfa44d49d9eb003749f40bd9ee054af51c824626f4f739524209a","schema_version":"1.0","event_id":"sha256:bf3f64851dddfa44d49d9eb003749f40bd9ee054af51c824626f4f739524209a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:3ZY6MDA3K2UP5HXEJIBGPBVTZ7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Chern-Simons orbital magnetoelectric coupling in generic insulators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Andrei Malashevich, David Vanderbilt, Ivo Souza, Sinisa Coh","submitted_at":"2010-10-28T20:00:07Z","abstract_excerpt":"We present a Wannier-based method to calculate the Chern-Simons orbital magnetoelectric coupling in the framework of first-principles density-functional theory. In view of recent developments in connection with strong Z2 topological insulators, we anticipate that the Chern-Simons contribution to the magnetoelectric coupling could, in special cases, be as large or larger than the total magnetoelectric coupling in known magnetoelectrics like Cr2O3. The results of our calculations for the ordinary magnetoelectrics Cr2O3, BiFeO3 and GdAlO3 confirm that the Chern-Simons contribution is quite small "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.6071","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":"2026-05-18T03:55:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GabKTpcYPKKkX1CtNSsNpZJWGqtmm7E7IW6L9i2wIB86QrfbU2/R2Db6Mcv3NYmO6wg63dECtut04IYUWR0DAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:47:23.199108Z"},"content_sha256":"2ba5f7067f4fd7fc6a3d68ce0d7d44a421c521af838d612594cad58e1b53b7ca","schema_version":"1.0","event_id":"sha256:2ba5f7067f4fd7fc6a3d68ce0d7d44a421c521af838d612594cad58e1b53b7ca"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3ZY6MDA3K2UP5HXEJIBGPBVTZ7/bundle.json","state_url":"https://pith.science/pith/3ZY6MDA3K2UP5HXEJIBGPBVTZ7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3ZY6MDA3K2UP5HXEJIBGPBVTZ7/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":"2026-05-27T13:47:23Z","links":{"resolver":"https://pith.science/pith/3ZY6MDA3K2UP5HXEJIBGPBVTZ7","bundle":"https://pith.science/pith/3ZY6MDA3K2UP5HXEJIBGPBVTZ7/bundle.json","state":"https://pith.science/pith/3ZY6MDA3K2UP5HXEJIBGPBVTZ7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3ZY6MDA3K2UP5HXEJIBGPBVTZ7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:3ZY6MDA3K2UP5HXEJIBGPBVTZ7","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":"9e28f3dff51af2d6b5013991798fef6b106ff32a9a00e089c815edbdc5e2071a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-10-28T20:00:07Z","title_canon_sha256":"3ca6ed689f37912c43b7ee30866c290544d96fca53dde35dda0a84f92221e836"},"schema_version":"1.0","source":{"id":"1010.6071","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.6071","created_at":"2026-05-18T03:55:37Z"},{"alias_kind":"arxiv_version","alias_value":"1010.6071v1","created_at":"2026-05-18T03:55:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.6071","created_at":"2026-05-18T03:55:37Z"},{"alias_kind":"pith_short_12","alias_value":"3ZY6MDA3K2UP","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_16","alias_value":"3ZY6MDA3K2UP5HXE","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_8","alias_value":"3ZY6MDA3","created_at":"2026-05-18T12:26:03Z"}],"graph_snapshots":[{"event_id":"sha256:2ba5f7067f4fd7fc6a3d68ce0d7d44a421c521af838d612594cad58e1b53b7ca","target":"graph","created_at":"2026-05-18T03:55:37Z","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":"We present a Wannier-based method to calculate the Chern-Simons orbital magnetoelectric coupling in the framework of first-principles density-functional theory. In view of recent developments in connection with strong Z2 topological insulators, we anticipate that the Chern-Simons contribution to the magnetoelectric coupling could, in special cases, be as large or larger than the total magnetoelectric coupling in known magnetoelectrics like Cr2O3. The results of our calculations for the ordinary magnetoelectrics Cr2O3, BiFeO3 and GdAlO3 confirm that the Chern-Simons contribution is quite small ","authors_text":"Andrei Malashevich, David Vanderbilt, Ivo Souza, Sinisa Coh","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-10-28T20:00:07Z","title":"Chern-Simons orbital magnetoelectric coupling in generic insulators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.6071","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:bf3f64851dddfa44d49d9eb003749f40bd9ee054af51c824626f4f739524209a","target":"record","created_at":"2026-05-18T03:55:37Z","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":"9e28f3dff51af2d6b5013991798fef6b106ff32a9a00e089c815edbdc5e2071a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-10-28T20:00:07Z","title_canon_sha256":"3ca6ed689f37912c43b7ee30866c290544d96fca53dde35dda0a84f92221e836"},"schema_version":"1.0","source":{"id":"1010.6071","kind":"arxiv","version":1}},"canonical_sha256":"de71e60c1b56a8fe9ee44a026786b3cfd64438d25fd0103d3a761bfddf8c7c7f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"de71e60c1b56a8fe9ee44a026786b3cfd64438d25fd0103d3a761bfddf8c7c7f","first_computed_at":"2026-05-18T03:55:37.623572Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:55:37.623572Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FYg2X6wiMbXfOJPstyFegSaSdeEgDg+BwwiKhObviNpYeQllERK0TfS1NUUf3MofO4ae0Q7yUPsqQnIe+OrxDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:55:37.624253Z","signed_message":"canonical_sha256_bytes"},"source_id":"1010.6071","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bf3f64851dddfa44d49d9eb003749f40bd9ee054af51c824626f4f739524209a","sha256:2ba5f7067f4fd7fc6a3d68ce0d7d44a421c521af838d612594cad58e1b53b7ca"],"state_sha256":"dbe3156b15ebe044d3d2aae97e1c623c0bd5e2f64543bf1d9de95161a430d4b2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zZDiH3dPcDbTwRo2BoXRSPB0U9Y1nMCx7fX2EqGFoV8E3Vq/K/7aHUFcKxJhqA3NTP5a2+oan3GNg1r71YGoBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T13:47:23.220190Z","bundle_sha256":"e1ce0e8f9e42b68b6e0070d29779249832ff1ea5675f53d8152bd55420750805"}}