{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:ZIHYSR33VBOBTWFZGM4WXBOGTA","short_pith_number":"pith:ZIHYSR33","canonical_record":{"source":{"id":"1108.1649","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-08-08T09:25:31Z","cross_cats_sorted":[],"title_canon_sha256":"ae730f0f3c9449598c76798e9d98925785848d6ba72ada89a5da025214a6b5df","abstract_canon_sha256":"c799f6a4b17f16b9ade3a7e5b3ba398dabdb896c93466350e4bc70e6dc05abd6"},"schema_version":"1.0"},"canonical_sha256":"ca0f89477ba85c19d8b933396b85c698205e70123f2929cc874c8d2ef089588c","source":{"kind":"arxiv","id":"1108.1649","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.1649","created_at":"2026-05-18T02:01:00Z"},{"alias_kind":"arxiv_version","alias_value":"1108.1649v1","created_at":"2026-05-18T02:01:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.1649","created_at":"2026-05-18T02:01:00Z"},{"alias_kind":"pith_short_12","alias_value":"ZIHYSR33VBOB","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_16","alias_value":"ZIHYSR33VBOBTWFZ","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_8","alias_value":"ZIHYSR33","created_at":"2026-05-18T12:26:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:ZIHYSR33VBOBTWFZGM4WXBOGTA","target":"record","payload":{"canonical_record":{"source":{"id":"1108.1649","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-08-08T09:25:31Z","cross_cats_sorted":[],"title_canon_sha256":"ae730f0f3c9449598c76798e9d98925785848d6ba72ada89a5da025214a6b5df","abstract_canon_sha256":"c799f6a4b17f16b9ade3a7e5b3ba398dabdb896c93466350e4bc70e6dc05abd6"},"schema_version":"1.0"},"canonical_sha256":"ca0f89477ba85c19d8b933396b85c698205e70123f2929cc874c8d2ef089588c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:00.475112Z","signature_b64":"CS9WWUhZKHkXmRj2IeM78Am5jMZNOOctgaeu365Gx+xOt1yU2R0VjoR8YUVULlajBLtt0JpaBPfqXCGJLx4oBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ca0f89477ba85c19d8b933396b85c698205e70123f2929cc874c8d2ef089588c","last_reissued_at":"2026-05-18T02:01:00.474630Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:00.474630Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1108.1649","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":"2026-05-18T02:01:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oJq3qm4IE574JZrnQnvIf/fIRGnBZDN5pyqp7v+lBXtGdCdt+sq30QX+MUh5F037Z9z6fwV+7DiWcuwmQjcJCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T23:16:05.838688Z"},"content_sha256":"95d8dc3d03e906756d315f41fb70d56ae3f4db3a211e03783a6cdef1b6e985c3","schema_version":"1.0","event_id":"sha256:95d8dc3d03e906756d315f41fb70d56ae3f4db3a211e03783a6cdef1b6e985c3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:ZIHYSR33VBOBTWFZGM4WXBOGTA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electromagnetic spin polarization on the surface of topological insulator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Shuichi Murakami, Takehito Yokoyama, Tetsuro Misawa","submitted_at":"2011-08-08T09:25:31Z","abstract_excerpt":"We study the spin polarization of the electrons on the surface of topological insulators under a dc electric field or a circularly polarized light by using Keldysh Green's function formalism. When a dc electric field $E_x \\sim 10^{3} {\\rm V/m}$ is applied, a spin polarization $<\\sigma_{y}> \\simeq 5.2 \\times 10^{-8}{\\rm \\AA^{-2}}$ is induced. Furthermore, we also find that a light illumination induces the out-of-plane component of the spin polarization as a result of the inverse Faraday effect. The magnitude of the spin polarization is proportional to the square of the lifetime $\\tau$ and $<\\si"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.1649","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":"2026-05-18T02:01:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9UmUR4sCiK4BJkr6pMJqK+HSVPezHygFFuhGdQpS8Rbj6mr6N+ntUymceJvzMpd1UBsbsI6413SFprDD5gHUCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T23:16:05.839428Z"},"content_sha256":"6c5c21c139eef5462e5a59a6fe5478cdb9955fc39205b68ab72e856b11175f28","schema_version":"1.0","event_id":"sha256:6c5c21c139eef5462e5a59a6fe5478cdb9955fc39205b68ab72e856b11175f28"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZIHYSR33VBOBTWFZGM4WXBOGTA/bundle.json","state_url":"https://pith.science/pith/ZIHYSR33VBOBTWFZGM4WXBOGTA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZIHYSR33VBOBTWFZGM4WXBOGTA/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":"2026-06-11T23:16:05Z","links":{"resolver":"https://pith.science/pith/ZIHYSR33VBOBTWFZGM4WXBOGTA","bundle":"https://pith.science/pith/ZIHYSR33VBOBTWFZGM4WXBOGTA/bundle.json","state":"https://pith.science/pith/ZIHYSR33VBOBTWFZGM4WXBOGTA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZIHYSR33VBOBTWFZGM4WXBOGTA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:ZIHYSR33VBOBTWFZGM4WXBOGTA","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":"c799f6a4b17f16b9ade3a7e5b3ba398dabdb896c93466350e4bc70e6dc05abd6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-08-08T09:25:31Z","title_canon_sha256":"ae730f0f3c9449598c76798e9d98925785848d6ba72ada89a5da025214a6b5df"},"schema_version":"1.0","source":{"id":"1108.1649","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.1649","created_at":"2026-05-18T02:01:00Z"},{"alias_kind":"arxiv_version","alias_value":"1108.1649v1","created_at":"2026-05-18T02:01:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.1649","created_at":"2026-05-18T02:01:00Z"},{"alias_kind":"pith_short_12","alias_value":"ZIHYSR33VBOB","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_16","alias_value":"ZIHYSR33VBOBTWFZ","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_8","alias_value":"ZIHYSR33","created_at":"2026-05-18T12:26:47Z"}],"graph_snapshots":[{"event_id":"sha256:6c5c21c139eef5462e5a59a6fe5478cdb9955fc39205b68ab72e856b11175f28","target":"graph","created_at":"2026-05-18T02:01:00Z","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 study the spin polarization of the electrons on the surface of topological insulators under a dc electric field or a circularly polarized light by using Keldysh Green's function formalism. When a dc electric field $E_x \\sim 10^{3} {\\rm V/m}$ is applied, a spin polarization $<\\sigma_{y}> \\simeq 5.2 \\times 10^{-8}{\\rm \\AA^{-2}}$ is induced. Furthermore, we also find that a light illumination induces the out-of-plane component of the spin polarization as a result of the inverse Faraday effect. The magnitude of the spin polarization is proportional to the square of the lifetime $\\tau$ and $<\\si","authors_text":"Shuichi Murakami, Takehito Yokoyama, Tetsuro Misawa","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-08-08T09:25:31Z","title":"Electromagnetic spin polarization on the surface of topological insulator"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.1649","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":"sha256:95d8dc3d03e906756d315f41fb70d56ae3f4db3a211e03783a6cdef1b6e985c3","target":"record","created_at":"2026-05-18T02:01:00Z","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":"c799f6a4b17f16b9ade3a7e5b3ba398dabdb896c93466350e4bc70e6dc05abd6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-08-08T09:25:31Z","title_canon_sha256":"ae730f0f3c9449598c76798e9d98925785848d6ba72ada89a5da025214a6b5df"},"schema_version":"1.0","source":{"id":"1108.1649","kind":"arxiv","version":1}},"canonical_sha256":"ca0f89477ba85c19d8b933396b85c698205e70123f2929cc874c8d2ef089588c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ca0f89477ba85c19d8b933396b85c698205e70123f2929cc874c8d2ef089588c","first_computed_at":"2026-05-18T02:01:00.474630Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:00.474630Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CS9WWUhZKHkXmRj2IeM78Am5jMZNOOctgaeu365Gx+xOt1yU2R0VjoR8YUVULlajBLtt0JpaBPfqXCGJLx4oBg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:00.475112Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.1649","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:95d8dc3d03e906756d315f41fb70d56ae3f4db3a211e03783a6cdef1b6e985c3","sha256:6c5c21c139eef5462e5a59a6fe5478cdb9955fc39205b68ab72e856b11175f28"],"state_sha256":"0a3555c695fe2238e4e063f507b783e59b66f35320a95ba7c81dfb539a1dc157"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IozsQCPyFD0463+6jR6yqZQ6K7WOxGAWxFDTMBc+V1APj/HSI+lezthJa/pDhI4Q0ziIjRc3EaDBx3dcxrJoBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T23:16:05.843301Z","bundle_sha256":"58e87e5f8788d08f2303e7f995d8dd871386ebc51e725e363d04efe87fe519ae"}}