{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:NMBBYXGN2T3LMX2EQIZU5PVLJV","short_pith_number":"pith:NMBBYXGN","canonical_record":{"source":{"id":"1106.1422","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-07T19:46:01Z","cross_cats_sorted":[],"title_canon_sha256":"769d302e2b60a17aa8b321878dff4c7aecb669bcc640dbb87025dc8d922d6776","abstract_canon_sha256":"e974d9fbf1527f3623588ed5f2a8475a40b91211a5a1c539837a05612293fe9d"},"schema_version":"1.0"},"canonical_sha256":"6b021c5ccdd4f6b65f4482334ebeab4d48ce2fb0dffde8a0f270b128cb25ad38","source":{"kind":"arxiv","id":"1106.1422","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.1422","created_at":"2026-05-18T02:01:41Z"},{"alias_kind":"arxiv_version","alias_value":"1106.1422v1","created_at":"2026-05-18T02:01:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.1422","created_at":"2026-05-18T02:01:41Z"},{"alias_kind":"pith_short_12","alias_value":"NMBBYXGN2T3L","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"NMBBYXGN2T3LMX2E","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"NMBBYXGN","created_at":"2026-05-18T12:26:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:NMBBYXGN2T3LMX2EQIZU5PVLJV","target":"record","payload":{"canonical_record":{"source":{"id":"1106.1422","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-07T19:46:01Z","cross_cats_sorted":[],"title_canon_sha256":"769d302e2b60a17aa8b321878dff4c7aecb669bcc640dbb87025dc8d922d6776","abstract_canon_sha256":"e974d9fbf1527f3623588ed5f2a8475a40b91211a5a1c539837a05612293fe9d"},"schema_version":"1.0"},"canonical_sha256":"6b021c5ccdd4f6b65f4482334ebeab4d48ce2fb0dffde8a0f270b128cb25ad38","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:41.116181Z","signature_b64":"Mgr4qMFsFiTU8UsJCCiY8PMBQ7z6hP5/y70KGwusFgxfave9COJ6rmtods3K0avg9xbd2fpeucJ1JB5jLG4EAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6b021c5ccdd4f6b65f4482334ebeab4d48ce2fb0dffde8a0f270b128cb25ad38","last_reissued_at":"2026-05-18T02:01:41.115498Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:41.115498Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1106.1422","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":"2026-05-18T02:01:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sTB+LtZJozTT30Q5ShqTBqUkn9A/oQ9rbwe8WXLTsf6Kai0PdPCuGehU+BWmTXh5CGkh7CqrrsKQrhPWn6FkCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T04:52:02.348058Z"},"content_sha256":"e00806505ae6024c0af1596cdf0c42d8cd64565ae163f2d79866ea61d742e3b9","schema_version":"1.0","event_id":"sha256:e00806505ae6024c0af1596cdf0c42d8cd64565ae163f2d79866ea61d742e3b9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:NMBBYXGN2T3LMX2EQIZU5PVLJV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Voltage-controlled electron tunnelling from a single self-assembled quantum dot embedded in a two-dimensional-electron-gas-based photovoltaic cell","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"A. C. Irvine, C. Stanley, D. A. Williams, J. D. Mar, J. J. Baumberg, X. L. Xu","submitted_at":"2011-06-07T19:46:01Z","abstract_excerpt":"We perform high-resolution photocurrent (PC) spectroscopy to investigate resonantly the neutral exciton ground-state (X0) in a single InAs/GaAs self-assembled quantum dot (QD) embedded in the intrinsic region of an n-i-Schottky photodiode based on a two-dimensional electron gas (2DEG), which was formed from a Si delta-doped GaAs layer. Using such a device, a single-QD PC spectrum of X0 is measured by sweeping the bias-dependent X0 transition energy through that of a fixed narrow-bandwidth laser via the quantum-confined Stark effect (QCSE). By repeating such a measurement for a series of laser "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.1422","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":"2026-05-18T02:01:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IucKYc+yQQhLJn/bhEp2lG+J9d58AKzSsMe/jjS2WnwPD9TCf59psIZddEpVuA17rpeB3QON2nGm9xWKYrIABQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T04:52:02.348740Z"},"content_sha256":"57ab921e4a06929740e8016921930ad0d1179069ad235e70cf6978a9a1421df6","schema_version":"1.0","event_id":"sha256:57ab921e4a06929740e8016921930ad0d1179069ad235e70cf6978a9a1421df6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NMBBYXGN2T3LMX2EQIZU5PVLJV/bundle.json","state_url":"https://pith.science/pith/NMBBYXGN2T3LMX2EQIZU5PVLJV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NMBBYXGN2T3LMX2EQIZU5PVLJV/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":"2026-06-05T04:52:02Z","links":{"resolver":"https://pith.science/pith/NMBBYXGN2T3LMX2EQIZU5PVLJV","bundle":"https://pith.science/pith/NMBBYXGN2T3LMX2EQIZU5PVLJV/bundle.json","state":"https://pith.science/pith/NMBBYXGN2T3LMX2EQIZU5PVLJV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NMBBYXGN2T3LMX2EQIZU5PVLJV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:NMBBYXGN2T3LMX2EQIZU5PVLJV","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":"e974d9fbf1527f3623588ed5f2a8475a40b91211a5a1c539837a05612293fe9d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-07T19:46:01Z","title_canon_sha256":"769d302e2b60a17aa8b321878dff4c7aecb669bcc640dbb87025dc8d922d6776"},"schema_version":"1.0","source":{"id":"1106.1422","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.1422","created_at":"2026-05-18T02:01:41Z"},{"alias_kind":"arxiv_version","alias_value":"1106.1422v1","created_at":"2026-05-18T02:01:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.1422","created_at":"2026-05-18T02:01:41Z"},{"alias_kind":"pith_short_12","alias_value":"NMBBYXGN2T3L","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"NMBBYXGN2T3LMX2E","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"NMBBYXGN","created_at":"2026-05-18T12:26:37Z"}],"graph_snapshots":[{"event_id":"sha256:57ab921e4a06929740e8016921930ad0d1179069ad235e70cf6978a9a1421df6","target":"graph","created_at":"2026-05-18T02:01:41Z","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 perform high-resolution photocurrent (PC) spectroscopy to investigate resonantly the neutral exciton ground-state (X0) in a single InAs/GaAs self-assembled quantum dot (QD) embedded in the intrinsic region of an n-i-Schottky photodiode based on a two-dimensional electron gas (2DEG), which was formed from a Si delta-doped GaAs layer. Using such a device, a single-QD PC spectrum of X0 is measured by sweeping the bias-dependent X0 transition energy through that of a fixed narrow-bandwidth laser via the quantum-confined Stark effect (QCSE). By repeating such a measurement for a series of laser ","authors_text":"A. C. Irvine, C. Stanley, D. A. Williams, J. D. Mar, J. J. Baumberg, X. L. Xu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-07T19:46:01Z","title":"Voltage-controlled electron tunnelling from a single self-assembled quantum dot embedded in a two-dimensional-electron-gas-based photovoltaic cell"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.1422","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:e00806505ae6024c0af1596cdf0c42d8cd64565ae163f2d79866ea61d742e3b9","target":"record","created_at":"2026-05-18T02:01:41Z","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":"e974d9fbf1527f3623588ed5f2a8475a40b91211a5a1c539837a05612293fe9d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-07T19:46:01Z","title_canon_sha256":"769d302e2b60a17aa8b321878dff4c7aecb669bcc640dbb87025dc8d922d6776"},"schema_version":"1.0","source":{"id":"1106.1422","kind":"arxiv","version":1}},"canonical_sha256":"6b021c5ccdd4f6b65f4482334ebeab4d48ce2fb0dffde8a0f270b128cb25ad38","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6b021c5ccdd4f6b65f4482334ebeab4d48ce2fb0dffde8a0f270b128cb25ad38","first_computed_at":"2026-05-18T02:01:41.115498Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:41.115498Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Mgr4qMFsFiTU8UsJCCiY8PMBQ7z6hP5/y70KGwusFgxfave9COJ6rmtods3K0avg9xbd2fpeucJ1JB5jLG4EAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:41.116181Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.1422","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e00806505ae6024c0af1596cdf0c42d8cd64565ae163f2d79866ea61d742e3b9","sha256:57ab921e4a06929740e8016921930ad0d1179069ad235e70cf6978a9a1421df6"],"state_sha256":"52d0b1f07800f31fde64752e6b5ffc262b3d4a9eda851af401785f4a06dbfb11"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Izzdw4ltmf9f6/c9zMEXoiv5b9Fx3Xnj/NqoUZSjVpPkjrLCRXQIHahb/TcWU6+Vh8qRsERsQXJgrHQrcBN4Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T04:52:02.352167Z","bundle_sha256":"27fb3b199802c722512ef4bebdeadd136489069e28de958f7f272704d07358f6"}}