{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:PXBU7M3BETIZ34MOKZN6KO4CLL","short_pith_number":"pith:PXBU7M3B","schema_version":"1.0","canonical_sha256":"7dc34fb36124d19df18e565be53b825af890f1af2848d613304bca7993d2ac5f","source":{"kind":"arxiv","id":"1709.02004","version":1},"attestation_state":"computed","paper":{"title":"Large-gap magnetic topological heterostructure formed by subsurface incorporation of a ferromagnetic layer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Akari Takayama, Evgueni V. Chulkov, Kazuki Sumida, Kiyohisa Tanaka, Koji Miyamoto, Masaharu Matsunami, Ryosuke Nakanishi, Ryota Akiyama, Sergey V. Eremeev, Shin-ichi Kimura, Shin-ichiro Ideta, Shuji Hasegawa, Taichi Okuda, Takayuki Kubo, Tetsuroh Shirasawa, Tetsuya Hajiri, Toru Hirahara, Toshihiko Yokoyama, Yasumasa Takagi, Yuma Okuyama","submitted_at":"2017-09-06T21:07:02Z","abstract_excerpt":"Inducing magnetism into topological insulators is intriguing for utilizing exotic phenomena such as the quantum anomalous Hall effect (QAHE) for technological applications. While most studies have focused on doping magnetic impurities to open a gap at the surface-state Dirac point, many undesirable effects have been reported to appear in some cases that makes it difficult to determine whether the gap opening is due to the time-reversal symmetry breaking or not. Furthermore, the realization of the QAHE has been limited to low temperatures. Here we have succeeded in generating a massive Dirac co"},"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":"1709.02004","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-09-06T21:07:02Z","cross_cats_sorted":[],"title_canon_sha256":"de33571e7de16f86320cce7f13a44e01374fb0cc8bb0c442cd76ee487f83eb23","abstract_canon_sha256":"7ddaec5a7d70cc875e572c6db77e0765601d1d5d41056166facdba948187c26b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:35:50.550993Z","signature_b64":"YI5efeywOgkui80M+CsjpY4u12cWAbiOqcYfVQ/Yf+WkMGJq4CZ8Dv5c+xI0C3Dj6MiecLrvXLJURm5aCegQCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7dc34fb36124d19df18e565be53b825af890f1af2848d613304bca7993d2ac5f","last_reissued_at":"2026-05-18T00:35:50.550218Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:35:50.550218Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Large-gap magnetic topological heterostructure formed by subsurface incorporation of a ferromagnetic layer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Akari Takayama, Evgueni V. Chulkov, Kazuki Sumida, Kiyohisa Tanaka, Koji Miyamoto, Masaharu Matsunami, Ryosuke Nakanishi, Ryota Akiyama, Sergey V. Eremeev, Shin-ichi Kimura, Shin-ichiro Ideta, Shuji Hasegawa, Taichi Okuda, Takayuki Kubo, Tetsuroh Shirasawa, Tetsuya Hajiri, Toru Hirahara, Toshihiko Yokoyama, Yasumasa Takagi, Yuma Okuyama","submitted_at":"2017-09-06T21:07:02Z","abstract_excerpt":"Inducing magnetism into topological insulators is intriguing for utilizing exotic phenomena such as the quantum anomalous Hall effect (QAHE) for technological applications. While most studies have focused on doping magnetic impurities to open a gap at the surface-state Dirac point, many undesirable effects have been reported to appear in some cases that makes it difficult to determine whether the gap opening is due to the time-reversal symmetry breaking or not. Furthermore, the realization of the QAHE has been limited to low temperatures. Here we have succeeded in generating a massive Dirac co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.02004","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":"1709.02004","created_at":"2026-05-18T00:35:50.550374+00:00"},{"alias_kind":"arxiv_version","alias_value":"1709.02004v1","created_at":"2026-05-18T00:35:50.550374+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.02004","created_at":"2026-05-18T00:35:50.550374+00:00"},{"alias_kind":"pith_short_12","alias_value":"PXBU7M3BETIZ","created_at":"2026-05-18T12:31:37.085036+00:00"},{"alias_kind":"pith_short_16","alias_value":"PXBU7M3BETIZ34MO","created_at":"2026-05-18T12:31:37.085036+00:00"},{"alias_kind":"pith_short_8","alias_value":"PXBU7M3B","created_at":"2026-05-18T12:31:37.085036+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/PXBU7M3BETIZ34MOKZN6KO4CLL","json":"https://pith.science/pith/PXBU7M3BETIZ34MOKZN6KO4CLL.json","graph_json":"https://pith.science/api/pith-number/PXBU7M3BETIZ34MOKZN6KO4CLL/graph.json","events_json":"https://pith.science/api/pith-number/PXBU7M3BETIZ34MOKZN6KO4CLL/events.json","paper":"https://pith.science/paper/PXBU7M3B"},"agent_actions":{"view_html":"https://pith.science/pith/PXBU7M3BETIZ34MOKZN6KO4CLL","download_json":"https://pith.science/pith/PXBU7M3BETIZ34MOKZN6KO4CLL.json","view_paper":"https://pith.science/paper/PXBU7M3B","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1709.02004&json=true","fetch_graph":"https://pith.science/api/pith-number/PXBU7M3BETIZ34MOKZN6KO4CLL/graph.json","fetch_events":"https://pith.science/api/pith-number/PXBU7M3BETIZ34MOKZN6KO4CLL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PXBU7M3BETIZ34MOKZN6KO4CLL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PXBU7M3BETIZ34MOKZN6KO4CLL/action/storage_attestation","attest_author":"https://pith.science/pith/PXBU7M3BETIZ34MOKZN6KO4CLL/action/author_attestation","sign_citation":"https://pith.science/pith/PXBU7M3BETIZ34MOKZN6KO4CLL/action/citation_signature","submit_replication":"https://pith.science/pith/PXBU7M3BETIZ34MOKZN6KO4CLL/action/replication_record"}},"created_at":"2026-05-18T00:35:50.550374+00:00","updated_at":"2026-05-18T00:35:50.550374+00:00"}