{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:QOE5S722LSKG3BRMUHXZHZPXGA","short_pith_number":"pith:QOE5S722","canonical_record":{"source":{"id":"1804.09330","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-04-25T02:57:16Z","cross_cats_sorted":[],"title_canon_sha256":"e449e6bcb8866238355393173c1a8db5aa3c61ff99ca20d5ce549a1c17c271ae","abstract_canon_sha256":"2a010f3c01c725ca4113469d60731317e32d8da9e71a54abf36ce294a7037c00"},"schema_version":"1.0"},"canonical_sha256":"8389d97f5a5c946d862ca1ef93e5f7302d05edaa446fe3342e1d1f290830eafe","source":{"kind":"arxiv","id":"1804.09330","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.09330","created_at":"2026-05-18T00:14:53Z"},{"alias_kind":"arxiv_version","alias_value":"1804.09330v1","created_at":"2026-05-18T00:14:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.09330","created_at":"2026-05-18T00:14:53Z"},{"alias_kind":"pith_short_12","alias_value":"QOE5S722LSKG","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QOE5S722LSKG3BRM","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QOE5S722","created_at":"2026-05-18T12:32:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:QOE5S722LSKG3BRMUHXZHZPXGA","target":"record","payload":{"canonical_record":{"source":{"id":"1804.09330","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-04-25T02:57:16Z","cross_cats_sorted":[],"title_canon_sha256":"e449e6bcb8866238355393173c1a8db5aa3c61ff99ca20d5ce549a1c17c271ae","abstract_canon_sha256":"2a010f3c01c725ca4113469d60731317e32d8da9e71a54abf36ce294a7037c00"},"schema_version":"1.0"},"canonical_sha256":"8389d97f5a5c946d862ca1ef93e5f7302d05edaa446fe3342e1d1f290830eafe","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:14:53.392800Z","signature_b64":"+pv19q/LUZfi98m02ze5yzOolxFVtuCKImwLGFylZS7aZ27RT1odHwrCRQ1NheQErRGbBJaG+OGFUqXNoXIUDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8389d97f5a5c946d862ca1ef93e5f7302d05edaa446fe3342e1d1f290830eafe","last_reissued_at":"2026-05-18T00:14:53.392018Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:14:53.392018Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.09330","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":"2026-05-18T00:14:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nQdnPH1e8X7oqgTZJTcwX2XtXaTO346nH+WvUCC1Kkktpw1PBz7yXcBee8EgLNPFmn7ubHm2Cr3qsaks1F8YDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T15:07:43.428705Z"},"content_sha256":"a00362ef07f53f3efdcb269be7c9e67a62c90038bdacbbc7228b962e4a9a413d","schema_version":"1.0","event_id":"sha256:a00362ef07f53f3efdcb269be7c9e67a62c90038bdacbbc7228b962e4a9a413d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:QOE5S722LSKG3BRMUHXZHZPXGA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Frequencies of the Edge-Magnetoplasmon Excitations in Gated Quantum Hall Edges","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Akira Endo, Keita Koike, Shingo Katsumoto, Yasuhiro Iye","submitted_at":"2018-04-25T02:57:16Z","abstract_excerpt":"We have investigated microwave transmission through the edge of quantum Hall systems by employing a coplanar waveguide (CPW) fabricated on the surface of a GaAs/AlGaAs two-dimensional electron gas (2DEG) wafer. An edge is introduced to the slot region of the CPW by applying a negative bias $V_\\mathrm{g}$ to the central electrode (CE) and depleting the 2DEG below the CE. We observe peaks attributable to the excitation of edge magnetoplasmons (EMP) at a fundamental frequency $f_0$ and at its harmonics $i f_0$ ($i$ = 2, 3,...). The frequency $f_0$ increases with decreasing $V_\\mathrm{g}$, indicat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.09330","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":""},"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":"2026-05-18T00:14:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7elIwu6MUf8Q1NUDdAQfrEne0ovT4jUKPn/GT0p7Gf+LSksAjWzh+7iQ4rZDtrERt32MrOJOakb6JQ0CslaACA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T15:07:43.429193Z"},"content_sha256":"cec79d406b8d0cebae896b9c5aab85035b233f908f0ddc733628e67f1705b1ed","schema_version":"1.0","event_id":"sha256:cec79d406b8d0cebae896b9c5aab85035b233f908f0ddc733628e67f1705b1ed"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QOE5S722LSKG3BRMUHXZHZPXGA/bundle.json","state_url":"https://pith.science/pith/QOE5S722LSKG3BRMUHXZHZPXGA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QOE5S722LSKG3BRMUHXZHZPXGA/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":"2026-05-27T15:07:43Z","links":{"resolver":"https://pith.science/pith/QOE5S722LSKG3BRMUHXZHZPXGA","bundle":"https://pith.science/pith/QOE5S722LSKG3BRMUHXZHZPXGA/bundle.json","state":"https://pith.science/pith/QOE5S722LSKG3BRMUHXZHZPXGA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QOE5S722LSKG3BRMUHXZHZPXGA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:QOE5S722LSKG3BRMUHXZHZPXGA","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":"2a010f3c01c725ca4113469d60731317e32d8da9e71a54abf36ce294a7037c00","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-04-25T02:57:16Z","title_canon_sha256":"e449e6bcb8866238355393173c1a8db5aa3c61ff99ca20d5ce549a1c17c271ae"},"schema_version":"1.0","source":{"id":"1804.09330","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.09330","created_at":"2026-05-18T00:14:53Z"},{"alias_kind":"arxiv_version","alias_value":"1804.09330v1","created_at":"2026-05-18T00:14:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.09330","created_at":"2026-05-18T00:14:53Z"},{"alias_kind":"pith_short_12","alias_value":"QOE5S722LSKG","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QOE5S722LSKG3BRM","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QOE5S722","created_at":"2026-05-18T12:32:46Z"}],"graph_snapshots":[{"event_id":"sha256:cec79d406b8d0cebae896b9c5aab85035b233f908f0ddc733628e67f1705b1ed","target":"graph","created_at":"2026-05-18T00:14:53Z","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 have investigated microwave transmission through the edge of quantum Hall systems by employing a coplanar waveguide (CPW) fabricated on the surface of a GaAs/AlGaAs two-dimensional electron gas (2DEG) wafer. An edge is introduced to the slot region of the CPW by applying a negative bias $V_\\mathrm{g}$ to the central electrode (CE) and depleting the 2DEG below the CE. We observe peaks attributable to the excitation of edge magnetoplasmons (EMP) at a fundamental frequency $f_0$ and at its harmonics $i f_0$ ($i$ = 2, 3,...). The frequency $f_0$ increases with decreasing $V_\\mathrm{g}$, indicat","authors_text":"Akira Endo, Keita Koike, Shingo Katsumoto, Yasuhiro Iye","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-04-25T02:57:16Z","title":"Frequencies of the Edge-Magnetoplasmon Excitations in Gated Quantum Hall Edges"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.09330","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:a00362ef07f53f3efdcb269be7c9e67a62c90038bdacbbc7228b962e4a9a413d","target":"record","created_at":"2026-05-18T00:14:53Z","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":"2a010f3c01c725ca4113469d60731317e32d8da9e71a54abf36ce294a7037c00","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-04-25T02:57:16Z","title_canon_sha256":"e449e6bcb8866238355393173c1a8db5aa3c61ff99ca20d5ce549a1c17c271ae"},"schema_version":"1.0","source":{"id":"1804.09330","kind":"arxiv","version":1}},"canonical_sha256":"8389d97f5a5c946d862ca1ef93e5f7302d05edaa446fe3342e1d1f290830eafe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8389d97f5a5c946d862ca1ef93e5f7302d05edaa446fe3342e1d1f290830eafe","first_computed_at":"2026-05-18T00:14:53.392018Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:14:53.392018Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+pv19q/LUZfi98m02ze5yzOolxFVtuCKImwLGFylZS7aZ27RT1odHwrCRQ1NheQErRGbBJaG+OGFUqXNoXIUDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:14:53.392800Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.09330","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a00362ef07f53f3efdcb269be7c9e67a62c90038bdacbbc7228b962e4a9a413d","sha256:cec79d406b8d0cebae896b9c5aab85035b233f908f0ddc733628e67f1705b1ed"],"state_sha256":"99e5755cbd8d1b3d24a25702880c77e4b6dea94cff6026dd388c447197179314"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jSGk23ZcpyPPo/9af3hBBpumTOU1h6oCMpysIKT0cEKUQL019XxyNSZzMdOahM5ZQCYU1nhBXv6oB8vqBmHjDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T15:07:43.431627Z","bundle_sha256":"8ee564a115911df509675099b80e7796d007ac4dd9617d331f0207f0cd712bab"}}