{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:HFLFA6RUCEPGFOCEM5RSN2WJBO","short_pith_number":"pith:HFLFA6RU","canonical_record":{"source":{"id":"1007.0291","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-07-02T04:45:44Z","cross_cats_sorted":[],"title_canon_sha256":"c0b9f28f0804e4d52921b37852a4f73ac07fd6cb6aeaa4f3ad44edec0b8ba7b5","abstract_canon_sha256":"72f0ca8d4c36df96e2c85c2e3d6b4a0bddd5c911b164a0fe99325471ea088cd7"},"schema_version":"1.0"},"canonical_sha256":"3956507a34111e62b844676326eac90b9def003491ba5afb3d766cee7cffefd1","source":{"kind":"arxiv","id":"1007.0291","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.0291","created_at":"2026-05-18T02:06:33Z"},{"alias_kind":"arxiv_version","alias_value":"1007.0291v3","created_at":"2026-05-18T02:06:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.0291","created_at":"2026-05-18T02:06:33Z"},{"alias_kind":"pith_short_12","alias_value":"HFLFA6RUCEPG","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_16","alias_value":"HFLFA6RUCEPGFOCE","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_8","alias_value":"HFLFA6RU","created_at":"2026-05-18T12:26:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:HFLFA6RUCEPGFOCEM5RSN2WJBO","target":"record","payload":{"canonical_record":{"source":{"id":"1007.0291","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-07-02T04:45:44Z","cross_cats_sorted":[],"title_canon_sha256":"c0b9f28f0804e4d52921b37852a4f73ac07fd6cb6aeaa4f3ad44edec0b8ba7b5","abstract_canon_sha256":"72f0ca8d4c36df96e2c85c2e3d6b4a0bddd5c911b164a0fe99325471ea088cd7"},"schema_version":"1.0"},"canonical_sha256":"3956507a34111e62b844676326eac90b9def003491ba5afb3d766cee7cffefd1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:06:33.055252Z","signature_b64":"v4PyQYEHOUeUfjTcFW7/vwTc6DDxdWh8EBQMrYgQPKAh8elxA/B4M5QAkbUjpLvIiqr2rAo3QbGQXXF6IGsIBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3956507a34111e62b844676326eac90b9def003491ba5afb3d766cee7cffefd1","last_reissued_at":"2026-05-18T02:06:33.054482Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:06:33.054482Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1007.0291","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:06:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ntZqlbZD/ADDo2FFPfL8M4lYq2C40hyABl50Smm/t49Gt/2QyRG1A+qssSOigxk/cDbXNxD2E6E3vEjO6BKeBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T02:08:36.053254Z"},"content_sha256":"572eb627b35f7bde5625209f748e7beee2fb9ede45e83696feeef8ffa47337e8","schema_version":"1.0","event_id":"sha256:572eb627b35f7bde5625209f748e7beee2fb9ede45e83696feeef8ffa47337e8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:HFLFA6RUCEPGFOCEM5RSN2WJBO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Landau level states on a topological insulator thin film","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Jung Hoon Han, Zhihua Yang","submitted_at":"2010-07-02T04:45:44Z","abstract_excerpt":"We analyze the four-dimensional Hamiltonian proposed to describe the band structure of the single-Dirac-cone family of topological insulators in the presence of a uniform perpendicular magnetic field. Surface Landau level(LL) states appear, decoupled from the bulk levels and following the quantized energy dispersion of a purely two-dimensional surface Dirac Hamiltonian. A small hybridization gap splits the degeneracy of the central n=0 LL with dependence on the film thickness and the field strength that can be obtained analytically. Explicit calculation of the spin and charge densities show th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.0291","kind":"arxiv","version":3},"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":"2026-05-18T02:06:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"93Cx8G5CxnHEnlcmqZmA4/y7HGynJ7fS6Vf0PhNyocSnNtw1y/tNrW/PJcCJDN1K3WIvMGC1VAmhZ/v5iEguDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T02:08:36.053903Z"},"content_sha256":"cbd78583cadd96dd8e10aec2e22498d4b78280a5b86db4fed666e873a1e2c8de","schema_version":"1.0","event_id":"sha256:cbd78583cadd96dd8e10aec2e22498d4b78280a5b86db4fed666e873a1e2c8de"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HFLFA6RUCEPGFOCEM5RSN2WJBO/bundle.json","state_url":"https://pith.science/pith/HFLFA6RUCEPGFOCEM5RSN2WJBO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HFLFA6RUCEPGFOCEM5RSN2WJBO/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":"2026-06-02T02:08:36Z","links":{"resolver":"https://pith.science/pith/HFLFA6RUCEPGFOCEM5RSN2WJBO","bundle":"https://pith.science/pith/HFLFA6RUCEPGFOCEM5RSN2WJBO/bundle.json","state":"https://pith.science/pith/HFLFA6RUCEPGFOCEM5RSN2WJBO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HFLFA6RUCEPGFOCEM5RSN2WJBO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:HFLFA6RUCEPGFOCEM5RSN2WJBO","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":"72f0ca8d4c36df96e2c85c2e3d6b4a0bddd5c911b164a0fe99325471ea088cd7","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-07-02T04:45:44Z","title_canon_sha256":"c0b9f28f0804e4d52921b37852a4f73ac07fd6cb6aeaa4f3ad44edec0b8ba7b5"},"schema_version":"1.0","source":{"id":"1007.0291","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.0291","created_at":"2026-05-18T02:06:33Z"},{"alias_kind":"arxiv_version","alias_value":"1007.0291v3","created_at":"2026-05-18T02:06:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.0291","created_at":"2026-05-18T02:06:33Z"},{"alias_kind":"pith_short_12","alias_value":"HFLFA6RUCEPG","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_16","alias_value":"HFLFA6RUCEPGFOCE","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_8","alias_value":"HFLFA6RU","created_at":"2026-05-18T12:26:07Z"}],"graph_snapshots":[{"event_id":"sha256:cbd78583cadd96dd8e10aec2e22498d4b78280a5b86db4fed666e873a1e2c8de","target":"graph","created_at":"2026-05-18T02:06:33Z","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 analyze the four-dimensional Hamiltonian proposed to describe the band structure of the single-Dirac-cone family of topological insulators in the presence of a uniform perpendicular magnetic field. Surface Landau level(LL) states appear, decoupled from the bulk levels and following the quantized energy dispersion of a purely two-dimensional surface Dirac Hamiltonian. A small hybridization gap splits the degeneracy of the central n=0 LL with dependence on the film thickness and the field strength that can be obtained analytically. Explicit calculation of the spin and charge densities show th","authors_text":"Jung Hoon Han, Zhihua Yang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-07-02T04:45:44Z","title":"Landau level states on a topological insulator thin film"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.0291","kind":"arxiv","version":3},"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":"sha256:572eb627b35f7bde5625209f748e7beee2fb9ede45e83696feeef8ffa47337e8","target":"record","created_at":"2026-05-18T02:06:33Z","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":"72f0ca8d4c36df96e2c85c2e3d6b4a0bddd5c911b164a0fe99325471ea088cd7","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-07-02T04:45:44Z","title_canon_sha256":"c0b9f28f0804e4d52921b37852a4f73ac07fd6cb6aeaa4f3ad44edec0b8ba7b5"},"schema_version":"1.0","source":{"id":"1007.0291","kind":"arxiv","version":3}},"canonical_sha256":"3956507a34111e62b844676326eac90b9def003491ba5afb3d766cee7cffefd1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3956507a34111e62b844676326eac90b9def003491ba5afb3d766cee7cffefd1","first_computed_at":"2026-05-18T02:06:33.054482Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:06:33.054482Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"v4PyQYEHOUeUfjTcFW7/vwTc6DDxdWh8EBQMrYgQPKAh8elxA/B4M5QAkbUjpLvIiqr2rAo3QbGQXXF6IGsIBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:06:33.055252Z","signed_message":"canonical_sha256_bytes"},"source_id":"1007.0291","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:572eb627b35f7bde5625209f748e7beee2fb9ede45e83696feeef8ffa47337e8","sha256:cbd78583cadd96dd8e10aec2e22498d4b78280a5b86db4fed666e873a1e2c8de"],"state_sha256":"eeaa31a3a42eb558c82e784f4acd49922be65ae88316241cec965c2799dee6bf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ne7Mb8wx0QDtuXGPzRhM5UddzsZn2KV7ILbUGyiGvUoieiR5ruVQ7LCEv6e87KTnZsksFE7pYtN+eLgD3ONABQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T02:08:36.056855Z","bundle_sha256":"4289162d20d4ac94e4fe4668d5cfbd897d59f1d18da447daac7296680c3506cb"}}