{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:FRBDNYET7MDXQDPL6FBXP5QGXE","short_pith_number":"pith:FRBDNYET","canonical_record":{"source":{"id":"0905.1138","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2009-05-07T23:47:30Z","cross_cats_sorted":[],"title_canon_sha256":"0bd4392a13fb3e3d83717fe7abefbb908fb2537a953b27d56d268243ec52725c","abstract_canon_sha256":"07504a415374f05001bb0b46ba8690f68ad22f64866c9c2feec050edc393ba1e"},"schema_version":"1.0"},"canonical_sha256":"2c4236e093fb07780debf14377f606b904721e09737699ed33e4b942072c306b","source":{"kind":"arxiv","id":"0905.1138","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0905.1138","created_at":"2026-05-18T04:32:19Z"},{"alias_kind":"arxiv_version","alias_value":"0905.1138v2","created_at":"2026-05-18T04:32:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0905.1138","created_at":"2026-05-18T04:32:19Z"},{"alias_kind":"pith_short_12","alias_value":"FRBDNYET7MDX","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"FRBDNYET7MDXQDPL","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"FRBDNYET","created_at":"2026-05-18T12:25:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:FRBDNYET7MDXQDPL6FBXP5QGXE","target":"record","payload":{"canonical_record":{"source":{"id":"0905.1138","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2009-05-07T23:47:30Z","cross_cats_sorted":[],"title_canon_sha256":"0bd4392a13fb3e3d83717fe7abefbb908fb2537a953b27d56d268243ec52725c","abstract_canon_sha256":"07504a415374f05001bb0b46ba8690f68ad22f64866c9c2feec050edc393ba1e"},"schema_version":"1.0"},"canonical_sha256":"2c4236e093fb07780debf14377f606b904721e09737699ed33e4b942072c306b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:32:19.931275Z","signature_b64":"9YD/BHZJANAwW139l9tN6ks+8MB4MG/SFZ0mdieDHXxfWEVwMXLeQ5O9BPDrtwnimDVQwuxA1j0vxlsYd5GOAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2c4236e093fb07780debf14377f606b904721e09737699ed33e4b942072c306b","last_reissued_at":"2026-05-18T04:32:19.930604Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:32:19.930604Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0905.1138","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:32:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aMe7CD5ZmyMkB6y0rObTk9B3OSgiq9qZqerR9AEdTlr72ZbdslbfQj+AjjLnxA1WkQfQMxm8GadpN3WHI6dNAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T08:40:37.487546Z"},"content_sha256":"102942646b109ee0bb844973b659b5659acd23480a29d88ae32426e97e88ba8e","schema_version":"1.0","event_id":"sha256:102942646b109ee0bb844973b659b5659acd23480a29d88ae32426e97e88ba8e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:FRBDNYET7MDXQDPL6FBXP5QGXE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Local Interlayer Tunneling Between Two-Dimensional Electron Systems in the Ballistic Regime","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"David Goldhaber-Gordon, Eun-Ah Kim, Katherine Luna, Paul Oreto, Steven A. Kivelson","submitted_at":"2009-05-07T23:47:30Z","abstract_excerpt":"We study a theoretical model of virtual scanning tunneling microscopy (VSTM), a proposed application of interlayer tunneling in a bilayer system to locally probe a two-dimensional electron system (2DES) in a semiconductor heterostructure. We consider tunneling for the case where transport in the 2DESs is ballistic, and show that the zero-bias anomaly is suppressed by extremely efficient screening. Since such an anomaly would complicate the interpretation of data from a VSTM, this result is encouraging for efforts to implement such a microscopy technique."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0905.1138","kind":"arxiv","version":2},"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":"2026-05-18T04:32:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3UKAh7Eea1agb2HEG8d7kzPsriuSRJu3BEg4qWDQgdC7sk9VkHd7Rc/Du8M614/Pv6EExQCGdJsLWnEJILvWDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T08:40:37.487885Z"},"content_sha256":"34e225d6e311d2df3017298819fcb6f562c7eae17541d9771ace49cd5a769b28","schema_version":"1.0","event_id":"sha256:34e225d6e311d2df3017298819fcb6f562c7eae17541d9771ace49cd5a769b28"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FRBDNYET7MDXQDPL6FBXP5QGXE/bundle.json","state_url":"https://pith.science/pith/FRBDNYET7MDXQDPL6FBXP5QGXE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FRBDNYET7MDXQDPL6FBXP5QGXE/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":"2026-06-03T08:40:37Z","links":{"resolver":"https://pith.science/pith/FRBDNYET7MDXQDPL6FBXP5QGXE","bundle":"https://pith.science/pith/FRBDNYET7MDXQDPL6FBXP5QGXE/bundle.json","state":"https://pith.science/pith/FRBDNYET7MDXQDPL6FBXP5QGXE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FRBDNYET7MDXQDPL6FBXP5QGXE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:FRBDNYET7MDXQDPL6FBXP5QGXE","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":"07504a415374f05001bb0b46ba8690f68ad22f64866c9c2feec050edc393ba1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2009-05-07T23:47:30Z","title_canon_sha256":"0bd4392a13fb3e3d83717fe7abefbb908fb2537a953b27d56d268243ec52725c"},"schema_version":"1.0","source":{"id":"0905.1138","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0905.1138","created_at":"2026-05-18T04:32:19Z"},{"alias_kind":"arxiv_version","alias_value":"0905.1138v2","created_at":"2026-05-18T04:32:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0905.1138","created_at":"2026-05-18T04:32:19Z"},{"alias_kind":"pith_short_12","alias_value":"FRBDNYET7MDX","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"FRBDNYET7MDXQDPL","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"FRBDNYET","created_at":"2026-05-18T12:25:59Z"}],"graph_snapshots":[{"event_id":"sha256:34e225d6e311d2df3017298819fcb6f562c7eae17541d9771ace49cd5a769b28","target":"graph","created_at":"2026-05-18T04:32:19Z","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 study a theoretical model of virtual scanning tunneling microscopy (VSTM), a proposed application of interlayer tunneling in a bilayer system to locally probe a two-dimensional electron system (2DES) in a semiconductor heterostructure. We consider tunneling for the case where transport in the 2DESs is ballistic, and show that the zero-bias anomaly is suppressed by extremely efficient screening. Since such an anomaly would complicate the interpretation of data from a VSTM, this result is encouraging for efforts to implement such a microscopy technique.","authors_text":"David Goldhaber-Gordon, Eun-Ah Kim, Katherine Luna, Paul Oreto, Steven A. Kivelson","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2009-05-07T23:47:30Z","title":"Local Interlayer Tunneling Between Two-Dimensional Electron Systems in the Ballistic Regime"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0905.1138","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":"sha256:102942646b109ee0bb844973b659b5659acd23480a29d88ae32426e97e88ba8e","target":"record","created_at":"2026-05-18T04:32:19Z","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":"07504a415374f05001bb0b46ba8690f68ad22f64866c9c2feec050edc393ba1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2009-05-07T23:47:30Z","title_canon_sha256":"0bd4392a13fb3e3d83717fe7abefbb908fb2537a953b27d56d268243ec52725c"},"schema_version":"1.0","source":{"id":"0905.1138","kind":"arxiv","version":2}},"canonical_sha256":"2c4236e093fb07780debf14377f606b904721e09737699ed33e4b942072c306b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2c4236e093fb07780debf14377f606b904721e09737699ed33e4b942072c306b","first_computed_at":"2026-05-18T04:32:19.930604Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:32:19.930604Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9YD/BHZJANAwW139l9tN6ks+8MB4MG/SFZ0mdieDHXxfWEVwMXLeQ5O9BPDrtwnimDVQwuxA1j0vxlsYd5GOAw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:32:19.931275Z","signed_message":"canonical_sha256_bytes"},"source_id":"0905.1138","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:102942646b109ee0bb844973b659b5659acd23480a29d88ae32426e97e88ba8e","sha256:34e225d6e311d2df3017298819fcb6f562c7eae17541d9771ace49cd5a769b28"],"state_sha256":"4a8707d028c22e989030e213c2abcc302e0dd9a3d852124c4711ad6726612c78"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RLnBK/8gWxokPv86Olq/UV3EEWbBNRMYXPxB8fuELRHBUlyFM845wSdf0kfSLC2/kYvcB26RGqSndOYM4tdqDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T08:40:37.489921Z","bundle_sha256":"899bccca122a9b3b71358cf5bb59b5b229d14e2c72bb65d80fb1e010f3847bc2"}}