{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:44OYQIVEHS3SCMLG4V5DVBFE2O","short_pith_number":"pith:44OYQIVE","canonical_record":{"source":{"id":"2509.23096","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-09-27T04:11:31Z","cross_cats_sorted":[],"title_canon_sha256":"5510f1934e1607f4aa1db8a0b7e6ec33dc5ae51b923ea28f6b2e907205a93b9a","abstract_canon_sha256":"1957f9a344a3c154ccf28062e8cc8b0c900aca2f69cbfce6b7158c9ec6e80cab"},"schema_version":"1.0"},"canonical_sha256":"e71d8822a43cb7213166e57a3a84a4d38879bb50bec6f487142cc9e031b72f73","source":{"kind":"arxiv","id":"2509.23096","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.23096","created_at":"2026-05-20T00:04:13Z"},{"alias_kind":"arxiv_version","alias_value":"2509.23096v1","created_at":"2026-05-20T00:04:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.23096","created_at":"2026-05-20T00:04:13Z"},{"alias_kind":"pith_short_12","alias_value":"44OYQIVEHS3S","created_at":"2026-05-20T00:04:13Z"},{"alias_kind":"pith_short_16","alias_value":"44OYQIVEHS3SCMLG","created_at":"2026-05-20T00:04:13Z"},{"alias_kind":"pith_short_8","alias_value":"44OYQIVE","created_at":"2026-05-20T00:04:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:44OYQIVEHS3SCMLG4V5DVBFE2O","target":"record","payload":{"canonical_record":{"source":{"id":"2509.23096","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-09-27T04:11:31Z","cross_cats_sorted":[],"title_canon_sha256":"5510f1934e1607f4aa1db8a0b7e6ec33dc5ae51b923ea28f6b2e907205a93b9a","abstract_canon_sha256":"1957f9a344a3c154ccf28062e8cc8b0c900aca2f69cbfce6b7158c9ec6e80cab"},"schema_version":"1.0"},"canonical_sha256":"e71d8822a43cb7213166e57a3a84a4d38879bb50bec6f487142cc9e031b72f73","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T00:04:13.986605Z","signature_b64":"GirFoFsAAQQ8iiDMzxQBsGjLs1vUWxqCeyPbj1+Fj8kXI4KLwGcH8qeykiLFGXMYriv0YwWTiQ8fgrPS6YWuDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e71d8822a43cb7213166e57a3a84a4d38879bb50bec6f487142cc9e031b72f73","last_reissued_at":"2026-05-20T00:04:13.985946Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T00:04:13.985946Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2509.23096","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":"2026-05-20T00:04:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ULk20Z/3ArYqE27Vx9ywDULN6l2L7tiXNGPvJrWgTgw6kvkZwKVFwwiqwatUIEUOfYYjye2F0w/IoAypb3KTCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T22:21:44.159805Z"},"content_sha256":"8efd92141738ca220a3782712eca018735649aacaff2da98461ddd5b153dcb12","schema_version":"1.0","event_id":"sha256:8efd92141738ca220a3782712eca018735649aacaff2da98461ddd5b153dcb12"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:44OYQIVEHS3SCMLG4V5DVBFE2O","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Evanescent-mode-assisted Klein tunneling in dual-gated bilayer graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"W. Zeng, Yupeng Huang","submitted_at":"2025-09-27T04:11:31Z","abstract_excerpt":"We theoretically investigate the electron tunneling in dual-gated bilayer graphene-based $n/p$ junctions. It is shown that a band gap is introduced by tuning the gate voltage, which modifies the pseudospin polarization and breaks anti-Klein tunneling at normal incidence. Specifically, when the pseudospin polarization vectors for the propagating and evanescent wave modes on the left and right regions of the junction are orthogonal, a revival of Klein tunneling is achieved. The Berry phase associated with Klein tunneling in dual-gated bilayer graphene is not limited to $\\pi$ but varies with the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.23096","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/2509.23096/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":"2026-05-20T00:04:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8bEvNU4C+/dkAWvcNWcEXCafLzz21yZmR/QKtJgjHP0c3nQi8eQXEUwk8f5fW8/rfkO2n+v6DV9BNQgnkgKFCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T22:21:44.160177Z"},"content_sha256":"a18f00ee07fd23f44c2b826191d634a027fd65334e5891b2778a51a134b5ab94","schema_version":"1.0","event_id":"sha256:a18f00ee07fd23f44c2b826191d634a027fd65334e5891b2778a51a134b5ab94"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/44OYQIVEHS3SCMLG4V5DVBFE2O/bundle.json","state_url":"https://pith.science/pith/44OYQIVEHS3SCMLG4V5DVBFE2O/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/44OYQIVEHS3SCMLG4V5DVBFE2O/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":"2026-06-25T22:21:44Z","links":{"resolver":"https://pith.science/pith/44OYQIVEHS3SCMLG4V5DVBFE2O","bundle":"https://pith.science/pith/44OYQIVEHS3SCMLG4V5DVBFE2O/bundle.json","state":"https://pith.science/pith/44OYQIVEHS3SCMLG4V5DVBFE2O/state.json","well_known_bundle":"https://pith.science/.well-known/pith/44OYQIVEHS3SCMLG4V5DVBFE2O/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:44OYQIVEHS3SCMLG4V5DVBFE2O","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":"1957f9a344a3c154ccf28062e8cc8b0c900aca2f69cbfce6b7158c9ec6e80cab","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-09-27T04:11:31Z","title_canon_sha256":"5510f1934e1607f4aa1db8a0b7e6ec33dc5ae51b923ea28f6b2e907205a93b9a"},"schema_version":"1.0","source":{"id":"2509.23096","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.23096","created_at":"2026-05-20T00:04:13Z"},{"alias_kind":"arxiv_version","alias_value":"2509.23096v1","created_at":"2026-05-20T00:04:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.23096","created_at":"2026-05-20T00:04:13Z"},{"alias_kind":"pith_short_12","alias_value":"44OYQIVEHS3S","created_at":"2026-05-20T00:04:13Z"},{"alias_kind":"pith_short_16","alias_value":"44OYQIVEHS3SCMLG","created_at":"2026-05-20T00:04:13Z"},{"alias_kind":"pith_short_8","alias_value":"44OYQIVE","created_at":"2026-05-20T00:04:13Z"}],"graph_snapshots":[{"event_id":"sha256:a18f00ee07fd23f44c2b826191d634a027fd65334e5891b2778a51a134b5ab94","target":"graph","created_at":"2026-05-20T00:04:13Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2509.23096/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We theoretically investigate the electron tunneling in dual-gated bilayer graphene-based $n/p$ junctions. It is shown that a band gap is introduced by tuning the gate voltage, which modifies the pseudospin polarization and breaks anti-Klein tunneling at normal incidence. Specifically, when the pseudospin polarization vectors for the propagating and evanescent wave modes on the left and right regions of the junction are orthogonal, a revival of Klein tunneling is achieved. The Berry phase associated with Klein tunneling in dual-gated bilayer graphene is not limited to $\\pi$ but varies with the ","authors_text":"W. Zeng, Yupeng Huang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-09-27T04:11:31Z","title":"Evanescent-mode-assisted Klein tunneling in dual-gated bilayer graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.23096","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":"sha256:8efd92141738ca220a3782712eca018735649aacaff2da98461ddd5b153dcb12","target":"record","created_at":"2026-05-20T00:04:13Z","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":"1957f9a344a3c154ccf28062e8cc8b0c900aca2f69cbfce6b7158c9ec6e80cab","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-09-27T04:11:31Z","title_canon_sha256":"5510f1934e1607f4aa1db8a0b7e6ec33dc5ae51b923ea28f6b2e907205a93b9a"},"schema_version":"1.0","source":{"id":"2509.23096","kind":"arxiv","version":1}},"canonical_sha256":"e71d8822a43cb7213166e57a3a84a4d38879bb50bec6f487142cc9e031b72f73","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e71d8822a43cb7213166e57a3a84a4d38879bb50bec6f487142cc9e031b72f73","first_computed_at":"2026-05-20T00:04:13.985946Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T00:04:13.985946Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GirFoFsAAQQ8iiDMzxQBsGjLs1vUWxqCeyPbj1+Fj8kXI4KLwGcH8qeykiLFGXMYriv0YwWTiQ8fgrPS6YWuDA==","signature_status":"signed_v1","signed_at":"2026-05-20T00:04:13.986605Z","signed_message":"canonical_sha256_bytes"},"source_id":"2509.23096","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8efd92141738ca220a3782712eca018735649aacaff2da98461ddd5b153dcb12","sha256:a18f00ee07fd23f44c2b826191d634a027fd65334e5891b2778a51a134b5ab94"],"state_sha256":"50f0bd674e75496580a9f4993b3fe195c675b57e14749830b9f659afcceeecb9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lli+OBhKHKsP0A2KJcQiJ5bBMh7ssGMEWcn1XqkReOBswSIq1w5ciewxZiUCqNLuFn0q9AjiKo3GiElN+9duBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-25T22:21:44.162240Z","bundle_sha256":"f0a97fe8793c8a5d039443b1bb1f43f2610bde1b856508a34e5ab35e35cc5eac"}}