{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:FRMPQOLFZAOVEL2DGEDQ2DRVHO","short_pith_number":"pith:FRMPQOLF","schema_version":"1.0","canonical_sha256":"2c58f83965c81d522f4331070d0e353bb7fa89153439eabd8d083a280d970a20","source":{"kind":"arxiv","id":"1507.06378","version":1},"attestation_state":"computed","paper":{"title":"Emergent photovoltage on SmB6 surface upon bulk-gap evolution revealed by pump-and-probe photoemission spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"F. Iga, M. Okawa, S. Shin, T. Otsu, T.Shimada, T. Takabatake, Y. Ishida, Y. Kobayashi","submitted_at":"2015-07-23T03:50:03Z","abstract_excerpt":"Recent studies suggest that an exemplary Kondo insulator SmB6 belongs to a new class of topological insulators (TIs), in which non-trivial spin-polarized metallic states emerge on surface upon the formation of Kondo hybridization gap in the bulk. Remarkably, the bulk resistivity reaches more than 20 Ohm cm at 4 K, making SmB6 a candidate for a so-called bulk-insulating TI. We here investigate optical-pulse responses of SmB6 by pump-and-probe photoemission spectroscopy. Surface photovoltage effect is observed below ~90 K. This indicates that an optically-active band bending region develops bene"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1507.06378","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-07-23T03:50:03Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"4f3a83e1f6fc04de53c6d69f39f4484e96d94828fb4bf8034ef0822a30e50206","abstract_canon_sha256":"0b9e10fd65ee8ea6fa64b7907fad401f221a81b1cd53525b55937bcc90f9be68"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:36:25.103462Z","signature_b64":"zQLGudG6NS9yorc8R7s03OtZxCeyKzyiOtmisgbz3eqQqngX9+KqpOVEqGk97UC/sUe8Vfi3TMo0VeWytGkCCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2c58f83965c81d522f4331070d0e353bb7fa89153439eabd8d083a280d970a20","last_reissued_at":"2026-05-18T01:36:25.102942Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:36:25.102942Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Emergent photovoltage on SmB6 surface upon bulk-gap evolution revealed by pump-and-probe photoemission spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"F. Iga, M. Okawa, S. Shin, T. Otsu, T.Shimada, T. Takabatake, Y. Ishida, Y. Kobayashi","submitted_at":"2015-07-23T03:50:03Z","abstract_excerpt":"Recent studies suggest that an exemplary Kondo insulator SmB6 belongs to a new class of topological insulators (TIs), in which non-trivial spin-polarized metallic states emerge on surface upon the formation of Kondo hybridization gap in the bulk. Remarkably, the bulk resistivity reaches more than 20 Ohm cm at 4 K, making SmB6 a candidate for a so-called bulk-insulating TI. We here investigate optical-pulse responses of SmB6 by pump-and-probe photoemission spectroscopy. Surface photovoltage effect is observed below ~90 K. This indicates that an optically-active band bending region develops bene"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.06378","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1507.06378","created_at":"2026-05-18T01:36:25.103021+00:00"},{"alias_kind":"arxiv_version","alias_value":"1507.06378v1","created_at":"2026-05-18T01:36:25.103021+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.06378","created_at":"2026-05-18T01:36:25.103021+00:00"},{"alias_kind":"pith_short_12","alias_value":"FRMPQOLFZAOV","created_at":"2026-05-18T12:29:22.688609+00:00"},{"alias_kind":"pith_short_16","alias_value":"FRMPQOLFZAOVEL2D","created_at":"2026-05-18T12:29:22.688609+00:00"},{"alias_kind":"pith_short_8","alias_value":"FRMPQOLF","created_at":"2026-05-18T12:29:22.688609+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/FRMPQOLFZAOVEL2DGEDQ2DRVHO","json":"https://pith.science/pith/FRMPQOLFZAOVEL2DGEDQ2DRVHO.json","graph_json":"https://pith.science/api/pith-number/FRMPQOLFZAOVEL2DGEDQ2DRVHO/graph.json","events_json":"https://pith.science/api/pith-number/FRMPQOLFZAOVEL2DGEDQ2DRVHO/events.json","paper":"https://pith.science/paper/FRMPQOLF"},"agent_actions":{"view_html":"https://pith.science/pith/FRMPQOLFZAOVEL2DGEDQ2DRVHO","download_json":"https://pith.science/pith/FRMPQOLFZAOVEL2DGEDQ2DRVHO.json","view_paper":"https://pith.science/paper/FRMPQOLF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1507.06378&json=true","fetch_graph":"https://pith.science/api/pith-number/FRMPQOLFZAOVEL2DGEDQ2DRVHO/graph.json","fetch_events":"https://pith.science/api/pith-number/FRMPQOLFZAOVEL2DGEDQ2DRVHO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FRMPQOLFZAOVEL2DGEDQ2DRVHO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FRMPQOLFZAOVEL2DGEDQ2DRVHO/action/storage_attestation","attest_author":"https://pith.science/pith/FRMPQOLFZAOVEL2DGEDQ2DRVHO/action/author_attestation","sign_citation":"https://pith.science/pith/FRMPQOLFZAOVEL2DGEDQ2DRVHO/action/citation_signature","submit_replication":"https://pith.science/pith/FRMPQOLFZAOVEL2DGEDQ2DRVHO/action/replication_record"}},"created_at":"2026-05-18T01:36:25.103021+00:00","updated_at":"2026-05-18T01:36:25.103021+00:00"}