{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:PPYJD5UKVCCJ3IMCVLO4Q7XM3F","short_pith_number":"pith:PPYJD5UK","canonical_record":{"source":{"id":"1603.03567","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-03-11T09:01:08Z","cross_cats_sorted":[],"title_canon_sha256":"02a92438ca7ad578fed05a7190ee8d7bb523a1241e16b45e70b83dbf64c31c5c","abstract_canon_sha256":"791b53504c20867bb7e6cd7051f37d54d7950969a2a9bceaec403fa19d2db517"},"schema_version":"1.0"},"canonical_sha256":"7bf091f68aa8849da182aaddc87eecd95ffe582127915d21d20a59ee1e4010fa","source":{"kind":"arxiv","id":"1603.03567","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.03567","created_at":"2026-05-18T01:11:26Z"},{"alias_kind":"arxiv_version","alias_value":"1603.03567v2","created_at":"2026-05-18T01:11:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.03567","created_at":"2026-05-18T01:11:26Z"},{"alias_kind":"pith_short_12","alias_value":"PPYJD5UKVCCJ","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_16","alias_value":"PPYJD5UKVCCJ3IMC","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_8","alias_value":"PPYJD5UK","created_at":"2026-05-18T12:30:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:PPYJD5UKVCCJ3IMCVLO4Q7XM3F","target":"record","payload":{"canonical_record":{"source":{"id":"1603.03567","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-03-11T09:01:08Z","cross_cats_sorted":[],"title_canon_sha256":"02a92438ca7ad578fed05a7190ee8d7bb523a1241e16b45e70b83dbf64c31c5c","abstract_canon_sha256":"791b53504c20867bb7e6cd7051f37d54d7950969a2a9bceaec403fa19d2db517"},"schema_version":"1.0"},"canonical_sha256":"7bf091f68aa8849da182aaddc87eecd95ffe582127915d21d20a59ee1e4010fa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:11:26.902355Z","signature_b64":"NOf1KB0MEoNb4GjKuM6vxxihuf2eCXaT3kfJfe0m7QmM1qiHwqSIDHMNps/V3Td53PBo7gUsACjT/4XPbIE1BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7bf091f68aa8849da182aaddc87eecd95ffe582127915d21d20a59ee1e4010fa","last_reissued_at":"2026-05-18T01:11:26.901594Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:11:26.901594Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.03567","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":"2026-05-18T01:11:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V2Fx2tkJawmYCZiJZVmmkbula9QxjrRSQ0po8nW6xwkWqm5yjOqOiseLi2y+OheCakwk4vXk5mDMf1Zuj3hPBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T23:22:22.481011Z"},"content_sha256":"fea90a886e662e44479806f3b52eef9eac7ef5bf3e2018081ee3be9aef2d1a6f","schema_version":"1.0","event_id":"sha256:fea90a886e662e44479806f3b52eef9eac7ef5bf3e2018081ee3be9aef2d1a6f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:PPYJD5UKVCCJ3IMCVLO4Q7XM3F","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Investigating Energy Scales of Fractional Quantum Hall States using Scanning Gate Microscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Beat A. Braem, Christian Reichl, Klaus Ensslin, Szymon Hennel, Thomas Ihn, Tobias Kr\\\"ahenmann, Werner Wegscheider","submitted_at":"2016-03-11T09:01:08Z","abstract_excerpt":"We use the voltage biased tip of a scanning force microscope at a temperature of 35\\,mK to locally induce the fractional quantum Hall state of $\\nu=1/3$ in a split-gate defined constriction. Different tip positions allow us to vary the potential landscape. From temperature dependence of the conductance plateau at $G=1/3 \\times e^2/h$ we determine the activation energy of this local $\\nu=1/3$ state. We find that at a magnetic field of 6\\,T the activation energy is between 153\\,$\\mu$eV and 194\\,$\\mu$eV independent of the shape of the confining potential, but about 50\\% lower than for bulk sample"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.03567","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":"2026-05-18T01:11:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d1Ep7MJ1HDwXaHIhEjZm8zqiioiRKpyYMxDaaeFjrAC4tJg5Vy/UowQApHa5ry8e7ZnOGxRqwlBSkrlqMb8MAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T23:22:22.481678Z"},"content_sha256":"f94649e48c7a5a7cf894d82bb8aa74e1727e13946f107c9df64d6f575a2cf04e","schema_version":"1.0","event_id":"sha256:f94649e48c7a5a7cf894d82bb8aa74e1727e13946f107c9df64d6f575a2cf04e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PPYJD5UKVCCJ3IMCVLO4Q7XM3F/bundle.json","state_url":"https://pith.science/pith/PPYJD5UKVCCJ3IMCVLO4Q7XM3F/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PPYJD5UKVCCJ3IMCVLO4Q7XM3F/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":"2026-05-31T23:22:22Z","links":{"resolver":"https://pith.science/pith/PPYJD5UKVCCJ3IMCVLO4Q7XM3F","bundle":"https://pith.science/pith/PPYJD5UKVCCJ3IMCVLO4Q7XM3F/bundle.json","state":"https://pith.science/pith/PPYJD5UKVCCJ3IMCVLO4Q7XM3F/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PPYJD5UKVCCJ3IMCVLO4Q7XM3F/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:PPYJD5UKVCCJ3IMCVLO4Q7XM3F","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":"791b53504c20867bb7e6cd7051f37d54d7950969a2a9bceaec403fa19d2db517","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-03-11T09:01:08Z","title_canon_sha256":"02a92438ca7ad578fed05a7190ee8d7bb523a1241e16b45e70b83dbf64c31c5c"},"schema_version":"1.0","source":{"id":"1603.03567","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.03567","created_at":"2026-05-18T01:11:26Z"},{"alias_kind":"arxiv_version","alias_value":"1603.03567v2","created_at":"2026-05-18T01:11:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.03567","created_at":"2026-05-18T01:11:26Z"},{"alias_kind":"pith_short_12","alias_value":"PPYJD5UKVCCJ","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_16","alias_value":"PPYJD5UKVCCJ3IMC","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_8","alias_value":"PPYJD5UK","created_at":"2026-05-18T12:30:39Z"}],"graph_snapshots":[{"event_id":"sha256:f94649e48c7a5a7cf894d82bb8aa74e1727e13946f107c9df64d6f575a2cf04e","target":"graph","created_at":"2026-05-18T01:11:26Z","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 use the voltage biased tip of a scanning force microscope at a temperature of 35\\,mK to locally induce the fractional quantum Hall state of $\\nu=1/3$ in a split-gate defined constriction. Different tip positions allow us to vary the potential landscape. From temperature dependence of the conductance plateau at $G=1/3 \\times e^2/h$ we determine the activation energy of this local $\\nu=1/3$ state. We find that at a magnetic field of 6\\,T the activation energy is between 153\\,$\\mu$eV and 194\\,$\\mu$eV independent of the shape of the confining potential, but about 50\\% lower than for bulk sample","authors_text":"Beat A. Braem, Christian Reichl, Klaus Ensslin, Szymon Hennel, Thomas Ihn, Tobias Kr\\\"ahenmann, Werner Wegscheider","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-03-11T09:01:08Z","title":"Investigating Energy Scales of Fractional Quantum Hall States using Scanning Gate Microscopy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.03567","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:fea90a886e662e44479806f3b52eef9eac7ef5bf3e2018081ee3be9aef2d1a6f","target":"record","created_at":"2026-05-18T01:11:26Z","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":"791b53504c20867bb7e6cd7051f37d54d7950969a2a9bceaec403fa19d2db517","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-03-11T09:01:08Z","title_canon_sha256":"02a92438ca7ad578fed05a7190ee8d7bb523a1241e16b45e70b83dbf64c31c5c"},"schema_version":"1.0","source":{"id":"1603.03567","kind":"arxiv","version":2}},"canonical_sha256":"7bf091f68aa8849da182aaddc87eecd95ffe582127915d21d20a59ee1e4010fa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7bf091f68aa8849da182aaddc87eecd95ffe582127915d21d20a59ee1e4010fa","first_computed_at":"2026-05-18T01:11:26.901594Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:11:26.901594Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NOf1KB0MEoNb4GjKuM6vxxihuf2eCXaT3kfJfe0m7QmM1qiHwqSIDHMNps/V3Td53PBo7gUsACjT/4XPbIE1BA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:11:26.902355Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.03567","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fea90a886e662e44479806f3b52eef9eac7ef5bf3e2018081ee3be9aef2d1a6f","sha256:f94649e48c7a5a7cf894d82bb8aa74e1727e13946f107c9df64d6f575a2cf04e"],"state_sha256":"b7ec189079fe6f77fa1cce7f03fbac7360b7584606d173270c67e774c5b9d7df"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bzjk17hoRZKwsLg+8lzmN3gAhLKf3IK8gXdSZaHXurulKbNIFeyGKtj4hgAwOAvRNwyXgq51RM6KUMxjyoGmAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T23:22:22.485296Z","bundle_sha256":"1884cae93f1f2ce9eb869ae504d943c5a1be75ae7c1424864a6f7bc64a70af59"}}