{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:A2MNLEMFNECKFVDIN4ZHALFOCJ","short_pith_number":"pith:A2MNLEMF","canonical_record":{"source":{"id":"1702.00935","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-02-03T08:37:54Z","cross_cats_sorted":[],"title_canon_sha256":"9fe7fedfcd062294b449d4bc3af935c7c5fdfa068d983241a33f8089ac9fa418","abstract_canon_sha256":"0f460cfa78d49a6ec979ac660cb6932d0319050b106e4882d628654daddbe84f"},"schema_version":"1.0"},"canonical_sha256":"0698d591856904a2d4686f32702cae1243308a8c58944721c42f589745db9af1","source":{"kind":"arxiv","id":"1702.00935","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.00935","created_at":"2026-05-18T00:51:29Z"},{"alias_kind":"arxiv_version","alias_value":"1702.00935v1","created_at":"2026-05-18T00:51:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.00935","created_at":"2026-05-18T00:51:29Z"},{"alias_kind":"pith_short_12","alias_value":"A2MNLEMFNECK","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"A2MNLEMFNECKFVDI","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"A2MNLEMF","created_at":"2026-05-18T12:31:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:A2MNLEMFNECKFVDIN4ZHALFOCJ","target":"record","payload":{"canonical_record":{"source":{"id":"1702.00935","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-02-03T08:37:54Z","cross_cats_sorted":[],"title_canon_sha256":"9fe7fedfcd062294b449d4bc3af935c7c5fdfa068d983241a33f8089ac9fa418","abstract_canon_sha256":"0f460cfa78d49a6ec979ac660cb6932d0319050b106e4882d628654daddbe84f"},"schema_version":"1.0"},"canonical_sha256":"0698d591856904a2d4686f32702cae1243308a8c58944721c42f589745db9af1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:29.368302Z","signature_b64":"9ICfUYJIQOei/87RNbLmrVPsPArtn7VYsnkcdiEwkYrlwuxyzd3hZztD0Tu2iLLeqGT2Vwbycnpm3stRPDGMBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0698d591856904a2d4686f32702cae1243308a8c58944721c42f589745db9af1","last_reissued_at":"2026-05-18T00:51:29.367689Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:29.367689Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.00935","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":"2026-05-18T00:51:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Wxe0uasMr3NfWiYNymhIBP2y00gpjBO4cOiXiy8ptCjaQK6sZ9RlIYOsqo2fS5QEeG+rVy6vsg/Seeoy6MaYAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T23:21:24.695906Z"},"content_sha256":"0c8852e2e7ac2e102485d1a4d9e314e53609fffbf0b80f8aed1296e1b78145d5","schema_version":"1.0","event_id":"sha256:0c8852e2e7ac2e102485d1a4d9e314e53609fffbf0b80f8aed1296e1b78145d5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:A2MNLEMFNECKFVDIN4ZHALFOCJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fermi edge singularities in transport through lateral GaAs quantum dots","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Christian Reichl, Klaus Ensslin, Leonid Glazman, Livio Ciorciaro, Thomas Ihn, Tobias Kr\\\"ahenmann, Werner Wegscheider","submitted_at":"2017-02-03T08:37:54Z","abstract_excerpt":"We measure tunnelling currents through electrostatically defined quantum dots in a GaAs/AlGaAs heterostructure connected to two leads. For certain tunnelling barrier configurations and high sample bias we find a pronounced resonance associated with a Fermi edge singularity. This many-body scattering effect appears when the electrochemical potential of the quantum dot is aligned with the Fermi level of the lead less coupled to the dot. By changing the relative tunnelling barrier strength we are able to tune the interaction of the localised electron with the Fermi sea."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.00935","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":"2026-05-18T00:51:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lpNRqEgBAZzb9X8ZT5onvD/ML9kB+69OpzlThgAIswukFF4frZ13sX/Lnu4XfT9tx/DU83fiRP9OKJ9+NwMaDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T23:21:24.696244Z"},"content_sha256":"1f8e8a13a404bef6ab9609d98bf96955445658fb54a67d6ab608ea90303ad5f4","schema_version":"1.0","event_id":"sha256:1f8e8a13a404bef6ab9609d98bf96955445658fb54a67d6ab608ea90303ad5f4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A2MNLEMFNECKFVDIN4ZHALFOCJ/bundle.json","state_url":"https://pith.science/pith/A2MNLEMFNECKFVDIN4ZHALFOCJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A2MNLEMFNECKFVDIN4ZHALFOCJ/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":"2026-05-31T23:21:24Z","links":{"resolver":"https://pith.science/pith/A2MNLEMFNECKFVDIN4ZHALFOCJ","bundle":"https://pith.science/pith/A2MNLEMFNECKFVDIN4ZHALFOCJ/bundle.json","state":"https://pith.science/pith/A2MNLEMFNECKFVDIN4ZHALFOCJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A2MNLEMFNECKFVDIN4ZHALFOCJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:A2MNLEMFNECKFVDIN4ZHALFOCJ","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":"0f460cfa78d49a6ec979ac660cb6932d0319050b106e4882d628654daddbe84f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-02-03T08:37:54Z","title_canon_sha256":"9fe7fedfcd062294b449d4bc3af935c7c5fdfa068d983241a33f8089ac9fa418"},"schema_version":"1.0","source":{"id":"1702.00935","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.00935","created_at":"2026-05-18T00:51:29Z"},{"alias_kind":"arxiv_version","alias_value":"1702.00935v1","created_at":"2026-05-18T00:51:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.00935","created_at":"2026-05-18T00:51:29Z"},{"alias_kind":"pith_short_12","alias_value":"A2MNLEMFNECK","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"A2MNLEMFNECKFVDI","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"A2MNLEMF","created_at":"2026-05-18T12:31:05Z"}],"graph_snapshots":[{"event_id":"sha256:1f8e8a13a404bef6ab9609d98bf96955445658fb54a67d6ab608ea90303ad5f4","target":"graph","created_at":"2026-05-18T00:51:29Z","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 measure tunnelling currents through electrostatically defined quantum dots in a GaAs/AlGaAs heterostructure connected to two leads. For certain tunnelling barrier configurations and high sample bias we find a pronounced resonance associated with a Fermi edge singularity. This many-body scattering effect appears when the electrochemical potential of the quantum dot is aligned with the Fermi level of the lead less coupled to the dot. By changing the relative tunnelling barrier strength we are able to tune the interaction of the localised electron with the Fermi sea.","authors_text":"Christian Reichl, Klaus Ensslin, Leonid Glazman, Livio Ciorciaro, Thomas Ihn, Tobias Kr\\\"ahenmann, Werner Wegscheider","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-02-03T08:37:54Z","title":"Fermi edge singularities in transport through lateral GaAs quantum dots"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.00935","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":"sha256:0c8852e2e7ac2e102485d1a4d9e314e53609fffbf0b80f8aed1296e1b78145d5","target":"record","created_at":"2026-05-18T00:51:29Z","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":"0f460cfa78d49a6ec979ac660cb6932d0319050b106e4882d628654daddbe84f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-02-03T08:37:54Z","title_canon_sha256":"9fe7fedfcd062294b449d4bc3af935c7c5fdfa068d983241a33f8089ac9fa418"},"schema_version":"1.0","source":{"id":"1702.00935","kind":"arxiv","version":1}},"canonical_sha256":"0698d591856904a2d4686f32702cae1243308a8c58944721c42f589745db9af1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0698d591856904a2d4686f32702cae1243308a8c58944721c42f589745db9af1","first_computed_at":"2026-05-18T00:51:29.367689Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:51:29.367689Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9ICfUYJIQOei/87RNbLmrVPsPArtn7VYsnkcdiEwkYrlwuxyzd3hZztD0Tu2iLLeqGT2Vwbycnpm3stRPDGMBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:51:29.368302Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.00935","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0c8852e2e7ac2e102485d1a4d9e314e53609fffbf0b80f8aed1296e1b78145d5","sha256:1f8e8a13a404bef6ab9609d98bf96955445658fb54a67d6ab608ea90303ad5f4"],"state_sha256":"6e5a3aafde8e46f8f32e50053f89cc8da411dd929ca11085f82d085d9866320e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ehq4BgIYZHkTHlKZ/WQ5ri4/McL5c9NQ4gdMVHOXxmRi143wyS7NlAm3a45wvjetbkhTO9RwBpSY/yOCMvCaBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T23:21:24.698253Z","bundle_sha256":"cfa61bffaaa825be39143861c6ea3ba837460b5f2df25d19e9b3612c5b6356f9"}}