{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:KF3ALKP2ANXAY5SGGNK7W7WRKZ","short_pith_number":"pith:KF3ALKP2","canonical_record":{"source":{"id":"1910.05182","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-10-11T13:38:39Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"401e83657e332d039d9993dfee61c3a17c5d55ccde2e40a4660facb628525264","abstract_canon_sha256":"410dd79c37c490f5fe8c342eae5a2af3f4d24b237d26c679a34b1fd644ecc856"},"schema_version":"1.0"},"canonical_sha256":"517605a9fa036e0c76463355fb7ed15677a878c7a376fd91f000da389cf1942e","source":{"kind":"arxiv","id":"1910.05182","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1910.05182","created_at":"2026-07-05T00:28:24Z"},{"alias_kind":"arxiv_version","alias_value":"1910.05182v2","created_at":"2026-07-05T00:28:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1910.05182","created_at":"2026-07-05T00:28:24Z"},{"alias_kind":"pith_short_12","alias_value":"KF3ALKP2ANXA","created_at":"2026-07-05T00:28:24Z"},{"alias_kind":"pith_short_16","alias_value":"KF3ALKP2ANXAY5SG","created_at":"2026-07-05T00:28:24Z"},{"alias_kind":"pith_short_8","alias_value":"KF3ALKP2","created_at":"2026-07-05T00:28:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:KF3ALKP2ANXAY5SGGNK7W7WRKZ","target":"record","payload":{"canonical_record":{"source":{"id":"1910.05182","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-10-11T13:38:39Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"401e83657e332d039d9993dfee61c3a17c5d55ccde2e40a4660facb628525264","abstract_canon_sha256":"410dd79c37c490f5fe8c342eae5a2af3f4d24b237d26c679a34b1fd644ecc856"},"schema_version":"1.0"},"canonical_sha256":"517605a9fa036e0c76463355fb7ed15677a878c7a376fd91f000da389cf1942e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:28:24.900148Z","signature_b64":"qWuNWy6g2DckjozAwgEhmI1uTOxcBabB0dv2WAWOHCWZNMt19LKg7G2DUjR9yo9hd9aC3Ck3wCePna2xBawxBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"517605a9fa036e0c76463355fb7ed15677a878c7a376fd91f000da389cf1942e","last_reissued_at":"2026-07-05T00:28:24.899762Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:28:24.899762Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1910.05182","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:28:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QyjJqse7n2ssegBQzwoseRz1THX+pUtx7Q+l56OknKg0tGpTVj75cNjLpKMwrXfUmadILZC/poUYx6YQC8O/BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T05:04:35.517751Z"},"content_sha256":"40e2b6193723dd29c9cc661011e866f239b06fcdaedf66bfa7d7dcdfbf7b74f6","schema_version":"1.0","event_id":"sha256:40e2b6193723dd29c9cc661011e866f239b06fcdaedf66bfa7d7dcdfbf7b74f6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:KF3ALKP2ANXAY5SGGNK7W7WRKZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Shift current from electromagnon excitations in multiferroics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.str-el","authors_text":"Naoto Nagaosa, Takahiro Morimoto","submitted_at":"2019-10-11T13:38:39Z","abstract_excerpt":"Electromagnon is the spin wave in multiferroic materials and is known to accompany electric polarization due to the cross correlation between the charge and spin. Here, we theoretically show that the electromagnons also induce dc current upon their photoexcitations. The proposed dc current response originates from the shift current mechanism which is characterized by the so called shift vector, a geometric quantity of the Bloch wavefunctions."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1910.05182","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1910.05182/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T00:28:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WO9UFFsbT6OnrvSwKvdFku0zei03VJvDRoTe3VMygttj2cUlKctCwYeCR4nyMBkB+IgjvRJyANxKdIX0FiyDBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T05:04:35.518531Z"},"content_sha256":"ea6499f72614bfeafaf119a61e4a67a3e958e10fe00ad768878c792f307c2b00","schema_version":"1.0","event_id":"sha256:ea6499f72614bfeafaf119a61e4a67a3e958e10fe00ad768878c792f307c2b00"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KF3ALKP2ANXAY5SGGNK7W7WRKZ/bundle.json","state_url":"https://pith.science/pith/KF3ALKP2ANXAY5SGGNK7W7WRKZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KF3ALKP2ANXAY5SGGNK7W7WRKZ/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":"2026-07-07T05:04:35Z","links":{"resolver":"https://pith.science/pith/KF3ALKP2ANXAY5SGGNK7W7WRKZ","bundle":"https://pith.science/pith/KF3ALKP2ANXAY5SGGNK7W7WRKZ/bundle.json","state":"https://pith.science/pith/KF3ALKP2ANXAY5SGGNK7W7WRKZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KF3ALKP2ANXAY5SGGNK7W7WRKZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:KF3ALKP2ANXAY5SGGNK7W7WRKZ","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":"410dd79c37c490f5fe8c342eae5a2af3f4d24b237d26c679a34b1fd644ecc856","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-10-11T13:38:39Z","title_canon_sha256":"401e83657e332d039d9993dfee61c3a17c5d55ccde2e40a4660facb628525264"},"schema_version":"1.0","source":{"id":"1910.05182","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1910.05182","created_at":"2026-07-05T00:28:24Z"},{"alias_kind":"arxiv_version","alias_value":"1910.05182v2","created_at":"2026-07-05T00:28:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1910.05182","created_at":"2026-07-05T00:28:24Z"},{"alias_kind":"pith_short_12","alias_value":"KF3ALKP2ANXA","created_at":"2026-07-05T00:28:24Z"},{"alias_kind":"pith_short_16","alias_value":"KF3ALKP2ANXAY5SG","created_at":"2026-07-05T00:28:24Z"},{"alias_kind":"pith_short_8","alias_value":"KF3ALKP2","created_at":"2026-07-05T00:28:24Z"}],"graph_snapshots":[{"event_id":"sha256:ea6499f72614bfeafaf119a61e4a67a3e958e10fe00ad768878c792f307c2b00","target":"graph","created_at":"2026-07-05T00:28:24Z","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/1910.05182/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Electromagnon is the spin wave in multiferroic materials and is known to accompany electric polarization due to the cross correlation between the charge and spin. Here, we theoretically show that the electromagnons also induce dc current upon their photoexcitations. The proposed dc current response originates from the shift current mechanism which is characterized by the so called shift vector, a geometric quantity of the Bloch wavefunctions.","authors_text":"Naoto Nagaosa, Takahiro Morimoto","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-10-11T13:38:39Z","title":"Shift current from electromagnon excitations in multiferroics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1910.05182","kind":"arxiv","version":2},"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":"sha256:40e2b6193723dd29c9cc661011e866f239b06fcdaedf66bfa7d7dcdfbf7b74f6","target":"record","created_at":"2026-07-05T00:28:24Z","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":"410dd79c37c490f5fe8c342eae5a2af3f4d24b237d26c679a34b1fd644ecc856","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-10-11T13:38:39Z","title_canon_sha256":"401e83657e332d039d9993dfee61c3a17c5d55ccde2e40a4660facb628525264"},"schema_version":"1.0","source":{"id":"1910.05182","kind":"arxiv","version":2}},"canonical_sha256":"517605a9fa036e0c76463355fb7ed15677a878c7a376fd91f000da389cf1942e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"517605a9fa036e0c76463355fb7ed15677a878c7a376fd91f000da389cf1942e","first_computed_at":"2026-07-05T00:28:24.899762Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:28:24.899762Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qWuNWy6g2DckjozAwgEhmI1uTOxcBabB0dv2WAWOHCWZNMt19LKg7G2DUjR9yo9hd9aC3Ck3wCePna2xBawxBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:28:24.900148Z","signed_message":"canonical_sha256_bytes"},"source_id":"1910.05182","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:40e2b6193723dd29c9cc661011e866f239b06fcdaedf66bfa7d7dcdfbf7b74f6","sha256:ea6499f72614bfeafaf119a61e4a67a3e958e10fe00ad768878c792f307c2b00"],"state_sha256":"d4abd3d9784633994f64ebf5aa3d3d1e416e28e835f12addad13a30f1a588cc6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ltqlH9pVZIjvbi0EEmO7274BKcjBBdcIqc5y8eAZa4L06m73a8Ci2XjA1IGEFaSkDh4uYSbveF/+9EjNoJxbBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T05:04:35.522812Z","bundle_sha256":"99d3828c1ec83e0a06225da0bda1379f7eb610f1aa3debdf4d947ef812082e80"}}