{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:RMPHR2L5DOJSK22DIJNDNN6JK2","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":"5a9505a90303d982906a2cf1e817ce2fb38fa8d23633c4c90a4f61730aafcbab","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-27T15:13:50Z","title_canon_sha256":"9e26f517e101dccbe417138600a24a7f2f6345f6a377d7967eb96148fa71cace"},"schema_version":"1.0","source":{"id":"1502.07927","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.07927","created_at":"2026-05-18T01:21:13Z"},{"alias_kind":"arxiv_version","alias_value":"1502.07927v2","created_at":"2026-05-18T01:21:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.07927","created_at":"2026-05-18T01:21:13Z"},{"alias_kind":"pith_short_12","alias_value":"RMPHR2L5DOJS","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"RMPHR2L5DOJSK22D","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"RMPHR2L5","created_at":"2026-05-18T12:29:39Z"}],"graph_snapshots":[{"event_id":"sha256:d6a964f2fa9b08417d72273f379b5bf6cb34e5e7871f5f26cda84f4b5bc32051","target":"graph","created_at":"2026-05-18T01:21:13Z","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":"Transport by helical edge states of a quantum spin Hall insulator is experimentally characterized by a weakly temperature-dependent mean free path of a few microns and by reproducible conductance oscillations, challenging proposed theoretical explanations. We consider a model where edge electrons experience spatially random Rashba spin-orbit coupling and couple to a magnetic impurity with spin S >= 1/2. In a finite bias steady state, we find for S > 1/2 an impurity induced resistance with a temperature dependence in agreement with experiments. Since backscattering is elastic, interference betw","authors_text":"Arne Brataas, Bernd Rosenow, Lukas Kimme","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-27T15:13:50Z","title":"Backscattering in helical edge states from a magnetic impurity and Rashba disorder"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.07927","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":"sha256:7ab48803a0b06867c2120a32c24aba6610b3f34355f7306cb3a83b53efea5abd","target":"record","created_at":"2026-05-18T01:21:13Z","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":"5a9505a90303d982906a2cf1e817ce2fb38fa8d23633c4c90a4f61730aafcbab","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-27T15:13:50Z","title_canon_sha256":"9e26f517e101dccbe417138600a24a7f2f6345f6a377d7967eb96148fa71cace"},"schema_version":"1.0","source":{"id":"1502.07927","kind":"arxiv","version":2}},"canonical_sha256":"8b1e78e97d1b93256b43425a36b7c956a4c23fc916cde62a1cbb6f02c9463a4b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8b1e78e97d1b93256b43425a36b7c956a4c23fc916cde62a1cbb6f02c9463a4b","first_computed_at":"2026-05-18T01:21:13.511679Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:21:13.511679Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BtZICHFrqMpEQCYvSpwewxQHkp+iKqNBOBKDQDTq6l5OXZuuEWUa7WPT5Ma5aTUKj1qgJsjsV6HTQ4JqNcmJCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:21:13.512253Z","signed_message":"canonical_sha256_bytes"},"source_id":"1502.07927","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7ab48803a0b06867c2120a32c24aba6610b3f34355f7306cb3a83b53efea5abd","sha256:d6a964f2fa9b08417d72273f379b5bf6cb34e5e7871f5f26cda84f4b5bc32051"],"state_sha256":"84f002870e58235843fb08f964d63348755bb97cef461196af608db92e27e02f"}