{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:SB2VUM6BJHC5GKQPHKP3HBVMBR","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":"87ee17ed6e8e63ec491710646a2685efcd98fee2c39e647600107f29552fe80c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-15T14:26:55Z","title_canon_sha256":"57ba3bc90c072bbe8a09c4da02cbced201e599d2a47aced4923b89ed8743769b"},"schema_version":"1.0","source":{"id":"1106.2982","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.2982","created_at":"2026-05-18T04:09:36Z"},{"alias_kind":"arxiv_version","alias_value":"1106.2982v2","created_at":"2026-05-18T04:09:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.2982","created_at":"2026-05-18T04:09:36Z"},{"alias_kind":"pith_short_12","alias_value":"SB2VUM6BJHC5","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"SB2VUM6BJHC5GKQP","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"SB2VUM6B","created_at":"2026-05-18T12:26:41Z"}],"graph_snapshots":[{"event_id":"sha256:ad701d8383fef6d4712e6a912b38990c7c89e50eed0896fb03894dfccf213447","target":"graph","created_at":"2026-05-18T04:09:36Z","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":"Quantum point contacts are fundamental building blocks for mesoscopic transport experiments and play an important role in recent interference- and fractional quantum Hall experiments. However, it is not clear how electron-electron interactions and the random disorder potential influence the confinement potential and give rise to phenomena like the mysterious 0.7 anomaly. Novel growth techniques of GaAs/AlGaAs heterostructures for high-mobility two-dimensional electron gases enable us to investigate quantum point contacts with a strongly suppressed disorder potential. These clean quantum point ","authors_text":"C. Reichl, C. R\\\"ossler, E. de Wiljes, K. Ensslin, P.-L. Ardelt, S. Baer, T. Ihn, W. Wegscheider","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-15T14:26:55Z","title":"Transport Properties of Clean Quantum Point Contacts"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.2982","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":"sha256:0952e42335ff7c999519f2e4228bd88fc6cba77a0f1f6bc6c5c5c3abecf15046","target":"record","created_at":"2026-05-18T04:09:36Z","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":"87ee17ed6e8e63ec491710646a2685efcd98fee2c39e647600107f29552fe80c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-15T14:26:55Z","title_canon_sha256":"57ba3bc90c072bbe8a09c4da02cbced201e599d2a47aced4923b89ed8743769b"},"schema_version":"1.0","source":{"id":"1106.2982","kind":"arxiv","version":2}},"canonical_sha256":"90755a33c149c5d32a0f3a9fb386ac0c72d4ed6b4b9008ce010c48a170faded6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"90755a33c149c5d32a0f3a9fb386ac0c72d4ed6b4b9008ce010c48a170faded6","first_computed_at":"2026-05-18T04:09:36.277232Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:09:36.277232Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0k7cFSE56iiH1LwVylDdO3XggXifxwtykRBs705jaGUlv6IRnQzprxGMAmw9Mr1AcBrd3evV+qtlHrLUy3AUCw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:09:36.277679Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.2982","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0952e42335ff7c999519f2e4228bd88fc6cba77a0f1f6bc6c5c5c3abecf15046","sha256:ad701d8383fef6d4712e6a912b38990c7c89e50eed0896fb03894dfccf213447"],"state_sha256":"914320ecc732f003bb4deac783974dc510af6bb5d79fed9ab9ae81a8f0758ea8"}