{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:VAJV6S7QFQPW3CQWBFGYYZSA7T","short_pith_number":"pith:VAJV6S7Q","canonical_record":{"source":{"id":"1108.0204","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-07-31T20:58:13Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"aa19247bf94a94b4234d2c3ac9251d8bf64441580a5cc5c6ed82c702705f196f","abstract_canon_sha256":"5bd17762d8208fbc6292e43efa094b8b07ceb9fc3f61be88aab6d9a349dbbf9b"},"schema_version":"1.0"},"canonical_sha256":"a8135f4bf02c1f6d8a16094d8c6640fce29bb8381a8d0a7636e5b175e0e39886","source":{"kind":"arxiv","id":"1108.0204","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.0204","created_at":"2026-05-18T03:58:04Z"},{"alias_kind":"arxiv_version","alias_value":"1108.0204v2","created_at":"2026-05-18T03:58:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.0204","created_at":"2026-05-18T03:58:04Z"},{"alias_kind":"pith_short_12","alias_value":"VAJV6S7QFQPW","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_16","alias_value":"VAJV6S7QFQPW3CQW","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_8","alias_value":"VAJV6S7Q","created_at":"2026-05-18T12:26:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:VAJV6S7QFQPW3CQWBFGYYZSA7T","target":"record","payload":{"canonical_record":{"source":{"id":"1108.0204","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-07-31T20:58:13Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"aa19247bf94a94b4234d2c3ac9251d8bf64441580a5cc5c6ed82c702705f196f","abstract_canon_sha256":"5bd17762d8208fbc6292e43efa094b8b07ceb9fc3f61be88aab6d9a349dbbf9b"},"schema_version":"1.0"},"canonical_sha256":"a8135f4bf02c1f6d8a16094d8c6640fce29bb8381a8d0a7636e5b175e0e39886","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:58:04.495646Z","signature_b64":"UEwivJYp2kgCkxqJF8b4bYlqVOtwmERYjA3R3SbSJZlvFfDJYfAVoyMVWqIRd/hRYWPl9kBksdhEL3vlR6QHDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a8135f4bf02c1f6d8a16094d8c6640fce29bb8381a8d0a7636e5b175e0e39886","last_reissued_at":"2026-05-18T03:58:04.495096Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:58:04.495096Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1108.0204","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":"2026-05-18T03:58:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7xMufCTcbbiGOKgM0dysvXr88zra9MAw+0RyUWBqjPd+oi/11ndpKN+8yAAoZwEc7JH2nkYUIRLNH+FwzO+SBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T18:46:38.090137Z"},"content_sha256":"b8d53a1b482808cb9c172d50ea1a8dbe3518749fb696b0998f70cac0ed8c01d5","schema_version":"1.0","event_id":"sha256:b8d53a1b482808cb9c172d50ea1a8dbe3518749fb696b0998f70cac0ed8c01d5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:VAJV6S7QFQPW3CQWBFGYYZSA7T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Observation of Quantized Hall Effect and Shubnikov-de Hass Oscillations in Highly Doped Bi2Se3: Evidence for Layered Transport of Bulk Carriers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.str-el","authors_text":"Helin Cao, Ireneusz Miotkowski, Jifa Tian, Jiuning Hu, Shan Qiao, Tian Shen, Yong P. Chen","submitted_at":"2011-07-31T20:58:13Z","abstract_excerpt":"Bi2Se3 is an important semiconductor thermoelectric material and a prototype topological insulator. Here we report observation of Shubnikov-de Hass (SdH) oscillations accompanied by quantized Hall resistances (Rxy) in highly-doped n-type Bi2Se3 with bulk carrier concentrations of few 10^19 cm^-3. Measurements under tilted magnetic fields show that the magnetotransport is 2D-like, where only the c-axis component of the magnetic field controls the Landau level formation. The quantized step size in 1/Rxy is found to scale with the sample thickness, and average ~e2/h per quintuple layer (QL). We s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.0204","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":""},"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":"2026-05-18T03:58:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q+E6YonVbE7ALYoiMfULha2CMJQ/vQA9gdsP/C/t64jVKJ8MlB1oDJYhBZUYdSDmNsOYzzP6A+r4xin3uw3fDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T18:46:38.090505Z"},"content_sha256":"886f4b5157cf119f357d31958adbbc76e3a4bf37448cdfe254acbb290eff36e2","schema_version":"1.0","event_id":"sha256:886f4b5157cf119f357d31958adbbc76e3a4bf37448cdfe254acbb290eff36e2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VAJV6S7QFQPW3CQWBFGYYZSA7T/bundle.json","state_url":"https://pith.science/pith/VAJV6S7QFQPW3CQWBFGYYZSA7T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VAJV6S7QFQPW3CQWBFGYYZSA7T/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":"2026-06-03T18:46:38Z","links":{"resolver":"https://pith.science/pith/VAJV6S7QFQPW3CQWBFGYYZSA7T","bundle":"https://pith.science/pith/VAJV6S7QFQPW3CQWBFGYYZSA7T/bundle.json","state":"https://pith.science/pith/VAJV6S7QFQPW3CQWBFGYYZSA7T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VAJV6S7QFQPW3CQWBFGYYZSA7T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:VAJV6S7QFQPW3CQWBFGYYZSA7T","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":"5bd17762d8208fbc6292e43efa094b8b07ceb9fc3f61be88aab6d9a349dbbf9b","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-07-31T20:58:13Z","title_canon_sha256":"aa19247bf94a94b4234d2c3ac9251d8bf64441580a5cc5c6ed82c702705f196f"},"schema_version":"1.0","source":{"id":"1108.0204","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.0204","created_at":"2026-05-18T03:58:04Z"},{"alias_kind":"arxiv_version","alias_value":"1108.0204v2","created_at":"2026-05-18T03:58:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.0204","created_at":"2026-05-18T03:58:04Z"},{"alias_kind":"pith_short_12","alias_value":"VAJV6S7QFQPW","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_16","alias_value":"VAJV6S7QFQPW3CQW","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_8","alias_value":"VAJV6S7Q","created_at":"2026-05-18T12:26:42Z"}],"graph_snapshots":[{"event_id":"sha256:886f4b5157cf119f357d31958adbbc76e3a4bf37448cdfe254acbb290eff36e2","target":"graph","created_at":"2026-05-18T03:58:04Z","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":"Bi2Se3 is an important semiconductor thermoelectric material and a prototype topological insulator. Here we report observation of Shubnikov-de Hass (SdH) oscillations accompanied by quantized Hall resistances (Rxy) in highly-doped n-type Bi2Se3 with bulk carrier concentrations of few 10^19 cm^-3. Measurements under tilted magnetic fields show that the magnetotransport is 2D-like, where only the c-axis component of the magnetic field controls the Landau level formation. The quantized step size in 1/Rxy is found to scale with the sample thickness, and average ~e2/h per quintuple layer (QL). We s","authors_text":"Helin Cao, Ireneusz Miotkowski, Jifa Tian, Jiuning Hu, Shan Qiao, Tian Shen, Yong P. Chen","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-07-31T20:58:13Z","title":"Observation of Quantized Hall Effect and Shubnikov-de Hass Oscillations in Highly Doped Bi2Se3: Evidence for Layered Transport of Bulk Carriers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.0204","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:b8d53a1b482808cb9c172d50ea1a8dbe3518749fb696b0998f70cac0ed8c01d5","target":"record","created_at":"2026-05-18T03:58:04Z","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":"5bd17762d8208fbc6292e43efa094b8b07ceb9fc3f61be88aab6d9a349dbbf9b","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-07-31T20:58:13Z","title_canon_sha256":"aa19247bf94a94b4234d2c3ac9251d8bf64441580a5cc5c6ed82c702705f196f"},"schema_version":"1.0","source":{"id":"1108.0204","kind":"arxiv","version":2}},"canonical_sha256":"a8135f4bf02c1f6d8a16094d8c6640fce29bb8381a8d0a7636e5b175e0e39886","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a8135f4bf02c1f6d8a16094d8c6640fce29bb8381a8d0a7636e5b175e0e39886","first_computed_at":"2026-05-18T03:58:04.495096Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:58:04.495096Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UEwivJYp2kgCkxqJF8b4bYlqVOtwmERYjA3R3SbSJZlvFfDJYfAVoyMVWqIRd/hRYWPl9kBksdhEL3vlR6QHDA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:58:04.495646Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.0204","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b8d53a1b482808cb9c172d50ea1a8dbe3518749fb696b0998f70cac0ed8c01d5","sha256:886f4b5157cf119f357d31958adbbc76e3a4bf37448cdfe254acbb290eff36e2"],"state_sha256":"67581661df6d108e9b7ca470b3611bda6ff5ef8a9cc1c90c4896a25abb7de7ab"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pw2w0XSGeVq6WMbfDDXA3TWJNKN5V/ZibT7Z4eDWIegvfyzgFabIiJxC2Rfm0g/+SxGrJMNRFrH2jWRFWJeRBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T18:46:38.092484Z","bundle_sha256":"b7be6a58ae4b64958ccc5006b2ea72eac9da71793cdd62c750811a4975fe8c33"}}