{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:AT6JW77XTQDRCM65HU274OYAWO","short_pith_number":"pith:AT6JW77X","canonical_record":{"source":{"id":"2510.20678","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-10-23T15:52:10Z","cross_cats_sorted":[],"title_canon_sha256":"8d16b08a3b501be19bfe198908cbb48ae6885dcde199f8839e8075e026dcedf2","abstract_canon_sha256":"65d1190589dec84ac7cb9da16aa02f2df41f759b12e7741e58b18c9af58d76fd"},"schema_version":"1.0"},"canonical_sha256":"04fc9b7ff79c071133dd3d35fe3b00b384434bafa11589814b23e6b68e0eb7a1","source":{"kind":"arxiv","id":"2510.20678","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2510.20678","created_at":"2026-05-18T03:09:33Z"},{"alias_kind":"arxiv_version","alias_value":"2510.20678v3","created_at":"2026-05-18T03:09:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2510.20678","created_at":"2026-05-18T03:09:33Z"},{"alias_kind":"pith_short_12","alias_value":"AT6JW77XTQDR","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_16","alias_value":"AT6JW77XTQDRCM65","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_8","alias_value":"AT6JW77X","created_at":"2026-05-18T12:33:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:AT6JW77XTQDRCM65HU274OYAWO","target":"record","payload":{"canonical_record":{"source":{"id":"2510.20678","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-10-23T15:52:10Z","cross_cats_sorted":[],"title_canon_sha256":"8d16b08a3b501be19bfe198908cbb48ae6885dcde199f8839e8075e026dcedf2","abstract_canon_sha256":"65d1190589dec84ac7cb9da16aa02f2df41f759b12e7741e58b18c9af58d76fd"},"schema_version":"1.0"},"canonical_sha256":"04fc9b7ff79c071133dd3d35fe3b00b384434bafa11589814b23e6b68e0eb7a1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:09:33.732879Z","signature_b64":"KSn4KEO1ovK5pB9meb1sPuQux82qNsGOsK6tTQg4oa2JiIGDZHaClM8exy6Hlz0TOMbaR/LVWQPIg/sHcnoiDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"04fc9b7ff79c071133dd3d35fe3b00b384434bafa11589814b23e6b68e0eb7a1","last_reissued_at":"2026-05-18T03:09:33.732258Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:09:33.732258Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2510.20678","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":"2026-05-18T03:09:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ts+5PAPE0Ks9qYBwtEV+P8favwtrz8JOUwOkyrGyqNghEhN/KropOSH3a/Z2UyFdchNdoydhd+JpfIPDyug+Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T15:27:57.839845Z"},"content_sha256":"6103ddf1b74c988aa064ff89be1d7fa3eb5d0818704ca7e31dcbafc961da650a","schema_version":"1.0","event_id":"sha256:6103ddf1b74c988aa064ff89be1d7fa3eb5d0818704ca7e31dcbafc961da650a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:AT6JW77XTQDRCM65HU274OYAWO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Conductance Anomaly in a Partially Open Adiabatic Quantum Point Contact","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Dmitri Gutman, Donghao Liu","submitted_at":"2025-10-23T15:52:10Z","abstract_excerpt":"We demonstrate that conductance anomalies can arise in a clean, adiabatic quantum point contact when a channel is partially transmitting. Even for a smooth barrier potential, backscattering induces Friedel oscillations that, via electron interactions, generate a singular correction to the conductance. This correction is maximized when the channel is half-open, resulting in a reduction of conductance. In addition, a magnetic field applied perpendicular to the spin-orbit axis modifies the single-particle spectrum, resulting in conductance oscillations via Fabry-P\\'erot-type interference, as well"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2510.20678","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":"2026-05-18T03:09:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pdXgleMICypVwP+HZp7I+hxATTTaCprPVeVkQSkfMMXkGd4qSbJycmWLSjY6ugdhsnyl8ruHynEY6nAoOwqkCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T15:27:57.840190Z"},"content_sha256":"e3ebefc20b7403fe5bff0a373e149f235ec3f02e4e44a71243843b826b440f2a","schema_version":"1.0","event_id":"sha256:e3ebefc20b7403fe5bff0a373e149f235ec3f02e4e44a71243843b826b440f2a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AT6JW77XTQDRCM65HU274OYAWO/bundle.json","state_url":"https://pith.science/pith/AT6JW77XTQDRCM65HU274OYAWO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AT6JW77XTQDRCM65HU274OYAWO/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":"2026-05-21T15:27:57Z","links":{"resolver":"https://pith.science/pith/AT6JW77XTQDRCM65HU274OYAWO","bundle":"https://pith.science/pith/AT6JW77XTQDRCM65HU274OYAWO/bundle.json","state":"https://pith.science/pith/AT6JW77XTQDRCM65HU274OYAWO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AT6JW77XTQDRCM65HU274OYAWO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:AT6JW77XTQDRCM65HU274OYAWO","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":"65d1190589dec84ac7cb9da16aa02f2df41f759b12e7741e58b18c9af58d76fd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-10-23T15:52:10Z","title_canon_sha256":"8d16b08a3b501be19bfe198908cbb48ae6885dcde199f8839e8075e026dcedf2"},"schema_version":"1.0","source":{"id":"2510.20678","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2510.20678","created_at":"2026-05-18T03:09:33Z"},{"alias_kind":"arxiv_version","alias_value":"2510.20678v3","created_at":"2026-05-18T03:09:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2510.20678","created_at":"2026-05-18T03:09:33Z"},{"alias_kind":"pith_short_12","alias_value":"AT6JW77XTQDR","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_16","alias_value":"AT6JW77XTQDRCM65","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_8","alias_value":"AT6JW77X","created_at":"2026-05-18T12:33:37Z"}],"graph_snapshots":[{"event_id":"sha256:e3ebefc20b7403fe5bff0a373e149f235ec3f02e4e44a71243843b826b440f2a","target":"graph","created_at":"2026-05-18T03:09:33Z","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 demonstrate that conductance anomalies can arise in a clean, adiabatic quantum point contact when a channel is partially transmitting. Even for a smooth barrier potential, backscattering induces Friedel oscillations that, via electron interactions, generate a singular correction to the conductance. This correction is maximized when the channel is half-open, resulting in a reduction of conductance. In addition, a magnetic field applied perpendicular to the spin-orbit axis modifies the single-particle spectrum, resulting in conductance oscillations via Fabry-P\\'erot-type interference, as well","authors_text":"Dmitri Gutman, Donghao Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-10-23T15:52:10Z","title":"Conductance Anomaly in a Partially Open Adiabatic Quantum Point Contact"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2510.20678","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":"sha256:6103ddf1b74c988aa064ff89be1d7fa3eb5d0818704ca7e31dcbafc961da650a","target":"record","created_at":"2026-05-18T03:09:33Z","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":"65d1190589dec84ac7cb9da16aa02f2df41f759b12e7741e58b18c9af58d76fd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-10-23T15:52:10Z","title_canon_sha256":"8d16b08a3b501be19bfe198908cbb48ae6885dcde199f8839e8075e026dcedf2"},"schema_version":"1.0","source":{"id":"2510.20678","kind":"arxiv","version":3}},"canonical_sha256":"04fc9b7ff79c071133dd3d35fe3b00b384434bafa11589814b23e6b68e0eb7a1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"04fc9b7ff79c071133dd3d35fe3b00b384434bafa11589814b23e6b68e0eb7a1","first_computed_at":"2026-05-18T03:09:33.732258Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:09:33.732258Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KSn4KEO1ovK5pB9meb1sPuQux82qNsGOsK6tTQg4oa2JiIGDZHaClM8exy6Hlz0TOMbaR/LVWQPIg/sHcnoiDA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:09:33.732879Z","signed_message":"canonical_sha256_bytes"},"source_id":"2510.20678","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6103ddf1b74c988aa064ff89be1d7fa3eb5d0818704ca7e31dcbafc961da650a","sha256:e3ebefc20b7403fe5bff0a373e149f235ec3f02e4e44a71243843b826b440f2a"],"state_sha256":"2d0c6df4ad9bbf1816ced866111c73ff828e38a727238b79b882e059aa9d6276"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"al5bZwovnU5KTsPthl9rXYBeoyzCqWLSaAv3dbtsF3HQGQwyzM5Z9TVSOWEqbbnWxVQxzyN967DEA1rxfpjxAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-21T15:27:57.842207Z","bundle_sha256":"00d393f03947f8f323cc506c9f2dbe207fe2cdb0c9039b2f8a3b7e3d8f09fd05"}}