{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:ZDYF4AR7MRC6D3EOTJHDFS4GGK","short_pith_number":"pith:ZDYF4AR7","canonical_record":{"source":{"id":"1811.05220","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-11-13T11:24:19Z","cross_cats_sorted":[],"title_canon_sha256":"c41949ad01b3cdbb1305ea99d3d5ddf0a501d3893d2da90987df09b8f0d8862b","abstract_canon_sha256":"d72ab839844ff34d4e01e4c34d8ce9091aab2d6e57b851bff085abe6bcfb557b"},"schema_version":"1.0"},"canonical_sha256":"c8f05e023f6445e1ec8e9a4e32cb8632938402014f74640655a5a762b4f62e0b","source":{"kind":"arxiv","id":"1811.05220","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.05220","created_at":"2026-05-17T23:50:44Z"},{"alias_kind":"arxiv_version","alias_value":"1811.05220v3","created_at":"2026-05-17T23:50:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.05220","created_at":"2026-05-17T23:50:44Z"},{"alias_kind":"pith_short_12","alias_value":"ZDYF4AR7MRC6","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZDYF4AR7MRC6D3EO","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZDYF4AR7","created_at":"2026-05-18T12:33:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:ZDYF4AR7MRC6D3EOTJHDFS4GGK","target":"record","payload":{"canonical_record":{"source":{"id":"1811.05220","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-11-13T11:24:19Z","cross_cats_sorted":[],"title_canon_sha256":"c41949ad01b3cdbb1305ea99d3d5ddf0a501d3893d2da90987df09b8f0d8862b","abstract_canon_sha256":"d72ab839844ff34d4e01e4c34d8ce9091aab2d6e57b851bff085abe6bcfb557b"},"schema_version":"1.0"},"canonical_sha256":"c8f05e023f6445e1ec8e9a4e32cb8632938402014f74640655a5a762b4f62e0b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:50:44.806180Z","signature_b64":"t1YHg48wodIIc5iqv1tlbHq2b6nvEKypIisR3hQgRUV9odPp5veGHcii7de6Mw5IKPRZD5jt36VJVtsr/4CODQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c8f05e023f6445e1ec8e9a4e32cb8632938402014f74640655a5a762b4f62e0b","last_reissued_at":"2026-05-17T23:50:44.805759Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:50:44.805759Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.05220","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:50:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uZmjHjP8BWo/tPvyFzBvA8m3b3yhc6lFodxYSooBZUzUPAC13NyJHk0sa6XQD7X4aO+QML3nUG6fy+v4COuZBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T15:52:49.504989Z"},"content_sha256":"3b094141b6735b0ef1a10840f4551bd0c8bc5df9d5e6347a77bc7dc2bd52ca16","schema_version":"1.0","event_id":"sha256:3b094141b6735b0ef1a10840f4551bd0c8bc5df9d5e6347a77bc7dc2bd52ca16"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:ZDYF4AR7MRC6D3EOTJHDFS4GGK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum leakage detection using a model-independent dimension witness","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Animesh Datta, Armands Strikis, George C. Knee","submitted_at":"2018-11-13T11:24:19Z","abstract_excerpt":"Users of quantum computers must be able to confirm they are indeed functioning as intended, even when the devices are remotely accessed. In particular, if the Hilbert space dimension of the components are not as advertised -- for instance if the qubits suffer leakage -- errors can ensue and protocols may be rendered insecure. We refine the method of delayed vectors, adapted from classical chaos theory to quantum systems, and apply it remotely on the IBMQ platform -- a quantum computer composed of transmon qubits. The method witnesses, in a model-independent fashion, dynamical signatures of hig"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.05220","kind":"arxiv","version":3},"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":"2026-05-17T23:50:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yzIlVv+V8UVm454N8XhqW6s+pT6dfe6zY6JCAOpsVXuUZEKATrEhb8fzyvRkDjk/9BsKNMn/6HWEYadLEXQsBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T15:52:49.505617Z"},"content_sha256":"9ce1d426488bb007a47c75b5819ff4e68bb187d1ca6582cedc224870a5540f86","schema_version":"1.0","event_id":"sha256:9ce1d426488bb007a47c75b5819ff4e68bb187d1ca6582cedc224870a5540f86"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZDYF4AR7MRC6D3EOTJHDFS4GGK/bundle.json","state_url":"https://pith.science/pith/ZDYF4AR7MRC6D3EOTJHDFS4GGK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZDYF4AR7MRC6D3EOTJHDFS4GGK/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":"2026-05-27T15:52:49Z","links":{"resolver":"https://pith.science/pith/ZDYF4AR7MRC6D3EOTJHDFS4GGK","bundle":"https://pith.science/pith/ZDYF4AR7MRC6D3EOTJHDFS4GGK/bundle.json","state":"https://pith.science/pith/ZDYF4AR7MRC6D3EOTJHDFS4GGK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZDYF4AR7MRC6D3EOTJHDFS4GGK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:ZDYF4AR7MRC6D3EOTJHDFS4GGK","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":"d72ab839844ff34d4e01e4c34d8ce9091aab2d6e57b851bff085abe6bcfb557b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-11-13T11:24:19Z","title_canon_sha256":"c41949ad01b3cdbb1305ea99d3d5ddf0a501d3893d2da90987df09b8f0d8862b"},"schema_version":"1.0","source":{"id":"1811.05220","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.05220","created_at":"2026-05-17T23:50:44Z"},{"alias_kind":"arxiv_version","alias_value":"1811.05220v3","created_at":"2026-05-17T23:50:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.05220","created_at":"2026-05-17T23:50:44Z"},{"alias_kind":"pith_short_12","alias_value":"ZDYF4AR7MRC6","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZDYF4AR7MRC6D3EO","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZDYF4AR7","created_at":"2026-05-18T12:33:07Z"}],"graph_snapshots":[{"event_id":"sha256:9ce1d426488bb007a47c75b5819ff4e68bb187d1ca6582cedc224870a5540f86","target":"graph","created_at":"2026-05-17T23:50:44Z","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":"Users of quantum computers must be able to confirm they are indeed functioning as intended, even when the devices are remotely accessed. In particular, if the Hilbert space dimension of the components are not as advertised -- for instance if the qubits suffer leakage -- errors can ensue and protocols may be rendered insecure. We refine the method of delayed vectors, adapted from classical chaos theory to quantum systems, and apply it remotely on the IBMQ platform -- a quantum computer composed of transmon qubits. The method witnesses, in a model-independent fashion, dynamical signatures of hig","authors_text":"Animesh Datta, Armands Strikis, George C. Knee","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-11-13T11:24:19Z","title":"Quantum leakage detection using a model-independent dimension witness"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.05220","kind":"arxiv","version":3},"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":"sha256:3b094141b6735b0ef1a10840f4551bd0c8bc5df9d5e6347a77bc7dc2bd52ca16","target":"record","created_at":"2026-05-17T23:50:44Z","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":"d72ab839844ff34d4e01e4c34d8ce9091aab2d6e57b851bff085abe6bcfb557b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-11-13T11:24:19Z","title_canon_sha256":"c41949ad01b3cdbb1305ea99d3d5ddf0a501d3893d2da90987df09b8f0d8862b"},"schema_version":"1.0","source":{"id":"1811.05220","kind":"arxiv","version":3}},"canonical_sha256":"c8f05e023f6445e1ec8e9a4e32cb8632938402014f74640655a5a762b4f62e0b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c8f05e023f6445e1ec8e9a4e32cb8632938402014f74640655a5a762b4f62e0b","first_computed_at":"2026-05-17T23:50:44.805759Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:50:44.805759Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"t1YHg48wodIIc5iqv1tlbHq2b6nvEKypIisR3hQgRUV9odPp5veGHcii7de6Mw5IKPRZD5jt36VJVtsr/4CODQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:50:44.806180Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.05220","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3b094141b6735b0ef1a10840f4551bd0c8bc5df9d5e6347a77bc7dc2bd52ca16","sha256:9ce1d426488bb007a47c75b5819ff4e68bb187d1ca6582cedc224870a5540f86"],"state_sha256":"3551423ed6d05473a878bc7db127795caa8d8623ff6f04b7195fe4440308c9af"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wo9SCDufYc0cBNNbv0EI5pgD8BdYwX5qwKNDGEQnZOSjXPN461nXEYpdXEe3xYYq4QzVV/RF31VZ8QDMxvxqCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T15:52:49.509183Z","bundle_sha256":"72f276352ae83d7f04b708773e80365688761ac2f3a674a54420db871cc163fa"}}