{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:U5UQXGB6EZXEMMP2KDHOWWNO6E","short_pith_number":"pith:U5UQXGB6","canonical_record":{"source":{"id":"1808.09043","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-08-27T21:52:38Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"69f6ed45223258a83b70a90e3e9c125a154d28ef120f5184f105e537f22c7acd","abstract_canon_sha256":"abf2e088d9919ee886cfff6e8a4d8476a4b0d3758d4ea8377329348330e4bd89"},"schema_version":"1.0"},"canonical_sha256":"a7690b983e266e4631fa50ceeb59aef1023648c85197ccdee096e178fd198ab5","source":{"kind":"arxiv","id":"1808.09043","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.09043","created_at":"2026-05-18T00:07:04Z"},{"alias_kind":"arxiv_version","alias_value":"1808.09043v1","created_at":"2026-05-18T00:07:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.09043","created_at":"2026-05-18T00:07:04Z"},{"alias_kind":"pith_short_12","alias_value":"U5UQXGB6EZXE","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_16","alias_value":"U5UQXGB6EZXEMMP2","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_8","alias_value":"U5UQXGB6","created_at":"2026-05-18T12:32:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:U5UQXGB6EZXEMMP2KDHOWWNO6E","target":"record","payload":{"canonical_record":{"source":{"id":"1808.09043","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-08-27T21:52:38Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"69f6ed45223258a83b70a90e3e9c125a154d28ef120f5184f105e537f22c7acd","abstract_canon_sha256":"abf2e088d9919ee886cfff6e8a4d8476a4b0d3758d4ea8377329348330e4bd89"},"schema_version":"1.0"},"canonical_sha256":"a7690b983e266e4631fa50ceeb59aef1023648c85197ccdee096e178fd198ab5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:07:04.741819Z","signature_b64":"+MuJSIJtAaOfmNTcupigCMv5+HXBO7h47a4PIOpcmN8Aa1EZF6jDmJHwgq4JinAl5TTHECqArIuZAd7Wn/3SCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a7690b983e266e4631fa50ceeb59aef1023648c85197ccdee096e178fd198ab5","last_reissued_at":"2026-05-18T00:07:04.741128Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:07:04.741128Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1808.09043","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":"2026-05-18T00:07:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Jb7rOgWPKph3H8TF0OdPqSWqR8NuoR3YzSzWM9+H0eCOy2HR9s5qRcwUN/j66HpqHZBxAFNmwpc7a9GWxFtaDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T22:48:15.080618Z"},"content_sha256":"35ad679dc6898561939fd6d8790922eac7ea816143e1eb22fa1cc0303969d987","schema_version":"1.0","event_id":"sha256:35ad679dc6898561939fd6d8790922eac7ea816143e1eb22fa1cc0303969d987"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:U5UQXGB6EZXEMMP2KDHOWWNO6E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Detecting Kondo Entanglement by Electron Conductance","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Gwangsu Yoo, H.-S. Sim, Seung-Sup B. Lee","submitted_at":"2018-08-27T21:52:38Z","abstract_excerpt":"Quantum entanglement between an impurity spin and electrons nearby is a key property of the single-channel Kondo effects. We show that the entanglement can be detected by measuring electron conductance through a double quantum dot in an orbital Kondo regime. We derive a relation between the entanglement and the conductance, when the SU(2) spin symmetry of the regime is weakly broken. The relation reflects the universal form of many-body states near the Kondo fixed point. Using it, the spatial distribution of the entanglement, hence, the Kondo cloud, can be detected, with breaking the symmetry "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.09043","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":"2026-05-18T00:07:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4XCKHjIbPPKp/POhBeVFEWISUXoP4djloYBnyLFd2HP27HL23+EjuqnKeMvTgB+7azuBmYp8r/RZD5uuBjHvAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T22:48:15.080973Z"},"content_sha256":"68b956ce7df11f4c2ec28b69f3ecbb453d844fd4cb3995a70575c8a56532f234","schema_version":"1.0","event_id":"sha256:68b956ce7df11f4c2ec28b69f3ecbb453d844fd4cb3995a70575c8a56532f234"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U5UQXGB6EZXEMMP2KDHOWWNO6E/bundle.json","state_url":"https://pith.science/pith/U5UQXGB6EZXEMMP2KDHOWWNO6E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U5UQXGB6EZXEMMP2KDHOWWNO6E/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":"2026-05-19T22:48:15Z","links":{"resolver":"https://pith.science/pith/U5UQXGB6EZXEMMP2KDHOWWNO6E","bundle":"https://pith.science/pith/U5UQXGB6EZXEMMP2KDHOWWNO6E/bundle.json","state":"https://pith.science/pith/U5UQXGB6EZXEMMP2KDHOWWNO6E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U5UQXGB6EZXEMMP2KDHOWWNO6E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:U5UQXGB6EZXEMMP2KDHOWWNO6E","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":"abf2e088d9919ee886cfff6e8a4d8476a4b0d3758d4ea8377329348330e4bd89","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-08-27T21:52:38Z","title_canon_sha256":"69f6ed45223258a83b70a90e3e9c125a154d28ef120f5184f105e537f22c7acd"},"schema_version":"1.0","source":{"id":"1808.09043","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.09043","created_at":"2026-05-18T00:07:04Z"},{"alias_kind":"arxiv_version","alias_value":"1808.09043v1","created_at":"2026-05-18T00:07:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.09043","created_at":"2026-05-18T00:07:04Z"},{"alias_kind":"pith_short_12","alias_value":"U5UQXGB6EZXE","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_16","alias_value":"U5UQXGB6EZXEMMP2","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_8","alias_value":"U5UQXGB6","created_at":"2026-05-18T12:32:56Z"}],"graph_snapshots":[{"event_id":"sha256:68b956ce7df11f4c2ec28b69f3ecbb453d844fd4cb3995a70575c8a56532f234","target":"graph","created_at":"2026-05-18T00:07:04Z","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":"Quantum entanglement between an impurity spin and electrons nearby is a key property of the single-channel Kondo effects. We show that the entanglement can be detected by measuring electron conductance through a double quantum dot in an orbital Kondo regime. We derive a relation between the entanglement and the conductance, when the SU(2) spin symmetry of the regime is weakly broken. The relation reflects the universal form of many-body states near the Kondo fixed point. Using it, the spatial distribution of the entanglement, hence, the Kondo cloud, can be detected, with breaking the symmetry ","authors_text":"Gwangsu Yoo, H.-S. Sim, Seung-Sup B. Lee","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-08-27T21:52:38Z","title":"Detecting Kondo Entanglement by Electron Conductance"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.09043","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":"sha256:35ad679dc6898561939fd6d8790922eac7ea816143e1eb22fa1cc0303969d987","target":"record","created_at":"2026-05-18T00:07:04Z","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":"abf2e088d9919ee886cfff6e8a4d8476a4b0d3758d4ea8377329348330e4bd89","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-08-27T21:52:38Z","title_canon_sha256":"69f6ed45223258a83b70a90e3e9c125a154d28ef120f5184f105e537f22c7acd"},"schema_version":"1.0","source":{"id":"1808.09043","kind":"arxiv","version":1}},"canonical_sha256":"a7690b983e266e4631fa50ceeb59aef1023648c85197ccdee096e178fd198ab5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a7690b983e266e4631fa50ceeb59aef1023648c85197ccdee096e178fd198ab5","first_computed_at":"2026-05-18T00:07:04.741128Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:07:04.741128Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+MuJSIJtAaOfmNTcupigCMv5+HXBO7h47a4PIOpcmN8Aa1EZF6jDmJHwgq4JinAl5TTHECqArIuZAd7Wn/3SCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:07:04.741819Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.09043","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:35ad679dc6898561939fd6d8790922eac7ea816143e1eb22fa1cc0303969d987","sha256:68b956ce7df11f4c2ec28b69f3ecbb453d844fd4cb3995a70575c8a56532f234"],"state_sha256":"c249af0e0e1a9075adb0a1593f6ddc59f020f4b85044add40917a81c962f0ee1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wF4QEQUUKyfAaxv3wovP9scTImEHw2TrzdnFYjbje3JE56P5DwQHoUMk+RJyMiCjbUl/QVQIjyIPn3Z/DbHBBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T22:48:15.083277Z","bundle_sha256":"94bd2167a5696f07d5cc6d06627cb6e2cc0e92bcefaf9bdc7632a03617f041f6"}}