{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:IZILC7ZV77GDDCPPIXNRMUCNNO","short_pith_number":"pith:IZILC7ZV","canonical_record":{"source":{"id":"2111.12019","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2021-11-23T17:29:39Z","cross_cats_sorted":[],"title_canon_sha256":"095683bc410448d2caf4fe15967c8e5a7a4f35b52aa8f8fcb82c891bb3b61454","abstract_canon_sha256":"ed1712191c22c194c6474d7273045f65442d9602f601fc4184b54455aea2eeb5"},"schema_version":"1.0"},"canonical_sha256":"4650b17f35ffcc3189ef45db16504d6baf7652ef05d863497559deb6c528fce2","source":{"kind":"arxiv","id":"2111.12019","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2111.12019","created_at":"2026-07-05T03:34:40Z"},{"alias_kind":"arxiv_version","alias_value":"2111.12019v1","created_at":"2026-07-05T03:34:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.12019","created_at":"2026-07-05T03:34:40Z"},{"alias_kind":"pith_short_12","alias_value":"IZILC7ZV77GD","created_at":"2026-07-05T03:34:40Z"},{"alias_kind":"pith_short_16","alias_value":"IZILC7ZV77GDDCPP","created_at":"2026-07-05T03:34:40Z"},{"alias_kind":"pith_short_8","alias_value":"IZILC7ZV","created_at":"2026-07-05T03:34:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:IZILC7ZV77GDDCPPIXNRMUCNNO","target":"record","payload":{"canonical_record":{"source":{"id":"2111.12019","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2021-11-23T17:29:39Z","cross_cats_sorted":[],"title_canon_sha256":"095683bc410448d2caf4fe15967c8e5a7a4f35b52aa8f8fcb82c891bb3b61454","abstract_canon_sha256":"ed1712191c22c194c6474d7273045f65442d9602f601fc4184b54455aea2eeb5"},"schema_version":"1.0"},"canonical_sha256":"4650b17f35ffcc3189ef45db16504d6baf7652ef05d863497559deb6c528fce2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:34:40.195987Z","signature_b64":"CPVtwNTG2+yxMKWx9gZ1r81u0ka28MqhPCn1Bw8BJwEoGbXK/rj32+PkZzi96yb/UOkDLrVWXuNld9tPxQIgBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4650b17f35ffcc3189ef45db16504d6baf7652ef05d863497559deb6c528fce2","last_reissued_at":"2026-07-05T03:34:40.195592Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:34:40.195592Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2111.12019","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":"2026-07-05T03:34:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p9QSRrddWQDNyKA+lr1RiwXqxUEMHQDuz5SwSXtwDbI38PiSnIyoyf9bUuwaIT6MthBCQPHiCp1ha0Vl7T34DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T20:14:43.455358Z"},"content_sha256":"47f8833c736095a794cc6fe3098da12e49fd041125d325e8b59ca9833cc673cd","schema_version":"1.0","event_id":"sha256:47f8833c736095a794cc6fe3098da12e49fd041125d325e8b59ca9833cc673cd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:IZILC7ZV77GDDCPPIXNRMUCNNO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Massive and topological surface states in tensile strained HgTe","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Cornelius Thienel, David M. Mahler, Hartmut Buhmann, Jonas Wiedenmann, Laurens W. Molenkamp, Valentin L. M\\\"uller, Wouter Beugeling","submitted_at":"2021-11-23T17:29:39Z","abstract_excerpt":"Magneto-transport measurements on gated high mobility heterostructures containing a 60 nm layer of tensile strained HgTe, a three-dimensional topological insulator, show well-developed Hall quantization from surface states both in the n- as well as in the p-type regime. While the n-type behavior is due to transport in the topological surface state of the material, we find from 8-orbital k.p calculations that the p-type transport results from massive Volkov-Pankratov states. Their formation prevents the Dirac point and thus the p-conducting topological surface state from being accessible in tra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.12019","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2111.12019/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T03:34:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yXJGSPz1VFsCmSxRa26GLKTmqDqaF02XWUDga8+4/Hz2O71zIKVywbdTa9mPD66GFYf0QsJRbREuSfYxU0prAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T20:14:43.456003Z"},"content_sha256":"200ea4450bd8d42ce4a316ae4bc78f729f83364572a0169f06c9e017602e2838","schema_version":"1.0","event_id":"sha256:200ea4450bd8d42ce4a316ae4bc78f729f83364572a0169f06c9e017602e2838"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IZILC7ZV77GDDCPPIXNRMUCNNO/bundle.json","state_url":"https://pith.science/pith/IZILC7ZV77GDDCPPIXNRMUCNNO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IZILC7ZV77GDDCPPIXNRMUCNNO/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":"2026-08-03T20:14:43Z","links":{"resolver":"https://pith.science/pith/IZILC7ZV77GDDCPPIXNRMUCNNO","bundle":"https://pith.science/pith/IZILC7ZV77GDDCPPIXNRMUCNNO/bundle.json","state":"https://pith.science/pith/IZILC7ZV77GDDCPPIXNRMUCNNO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IZILC7ZV77GDDCPPIXNRMUCNNO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:IZILC7ZV77GDDCPPIXNRMUCNNO","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":"ed1712191c22c194c6474d7273045f65442d9602f601fc4184b54455aea2eeb5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2021-11-23T17:29:39Z","title_canon_sha256":"095683bc410448d2caf4fe15967c8e5a7a4f35b52aa8f8fcb82c891bb3b61454"},"schema_version":"1.0","source":{"id":"2111.12019","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2111.12019","created_at":"2026-07-05T03:34:40Z"},{"alias_kind":"arxiv_version","alias_value":"2111.12019v1","created_at":"2026-07-05T03:34:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.12019","created_at":"2026-07-05T03:34:40Z"},{"alias_kind":"pith_short_12","alias_value":"IZILC7ZV77GD","created_at":"2026-07-05T03:34:40Z"},{"alias_kind":"pith_short_16","alias_value":"IZILC7ZV77GDDCPP","created_at":"2026-07-05T03:34:40Z"},{"alias_kind":"pith_short_8","alias_value":"IZILC7ZV","created_at":"2026-07-05T03:34:40Z"}],"graph_snapshots":[{"event_id":"sha256:200ea4450bd8d42ce4a316ae4bc78f729f83364572a0169f06c9e017602e2838","target":"graph","created_at":"2026-07-05T03:34:40Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2111.12019/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Magneto-transport measurements on gated high mobility heterostructures containing a 60 nm layer of tensile strained HgTe, a three-dimensional topological insulator, show well-developed Hall quantization from surface states both in the n- as well as in the p-type regime. While the n-type behavior is due to transport in the topological surface state of the material, we find from 8-orbital k.p calculations that the p-type transport results from massive Volkov-Pankratov states. Their formation prevents the Dirac point and thus the p-conducting topological surface state from being accessible in tra","authors_text":"Cornelius Thienel, David M. Mahler, Hartmut Buhmann, Jonas Wiedenmann, Laurens W. Molenkamp, Valentin L. M\\\"uller, Wouter Beugeling","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2021-11-23T17:29:39Z","title":"Massive and topological surface states in tensile strained HgTe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.12019","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":"sha256:47f8833c736095a794cc6fe3098da12e49fd041125d325e8b59ca9833cc673cd","target":"record","created_at":"2026-07-05T03:34:40Z","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":"ed1712191c22c194c6474d7273045f65442d9602f601fc4184b54455aea2eeb5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2021-11-23T17:29:39Z","title_canon_sha256":"095683bc410448d2caf4fe15967c8e5a7a4f35b52aa8f8fcb82c891bb3b61454"},"schema_version":"1.0","source":{"id":"2111.12019","kind":"arxiv","version":1}},"canonical_sha256":"4650b17f35ffcc3189ef45db16504d6baf7652ef05d863497559deb6c528fce2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4650b17f35ffcc3189ef45db16504d6baf7652ef05d863497559deb6c528fce2","first_computed_at":"2026-07-05T03:34:40.195592Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:34:40.195592Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CPVtwNTG2+yxMKWx9gZ1r81u0ka28MqhPCn1Bw8BJwEoGbXK/rj32+PkZzi96yb/UOkDLrVWXuNld9tPxQIgBA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:34:40.195987Z","signed_message":"canonical_sha256_bytes"},"source_id":"2111.12019","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:47f8833c736095a794cc6fe3098da12e49fd041125d325e8b59ca9833cc673cd","sha256:200ea4450bd8d42ce4a316ae4bc78f729f83364572a0169f06c9e017602e2838"],"state_sha256":"3b44bb90dc3c485d0c5ae43b1ee815e4116620f25c6975db62e4a7a7d2242603"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sF/hNuMLC9rxbcIR9216WV4XsboqEQYLlAbdLCHdyL0I+1Gr6TL3BijIbHJ9vl8PquNO+QMphdf0u/sCUuooBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T20:14:43.460140Z","bundle_sha256":"8ddb1790706e63aa2e998873d8ac0dc76c99747c208360e5cca2664ec3cd317d"}}