{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:O6F27FF6MN5GDS3MK4XPFKQTVJ","short_pith_number":"pith:O6F27FF6","canonical_record":{"source":{"id":"1911.12536","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-11-28T05:33:49Z","cross_cats_sorted":[],"title_canon_sha256":"9fdeaea8249c1964bca766511b3194c5fe85b0aa842ccb69a778cc45cf894266","abstract_canon_sha256":"ccfa518d65a36e7c8b2c39211be63a0749b5c53d08f04d107d1eea7f48e9b66f"},"schema_version":"1.0"},"canonical_sha256":"778baf94be637a61cb6c572ef2aa13aa77539e4bcbd84f8ec43aa09d8251b0cf","source":{"kind":"arxiv","id":"1911.12536","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1911.12536","created_at":"2026-07-05T02:02:01Z"},{"alias_kind":"arxiv_version","alias_value":"1911.12536v2","created_at":"2026-07-05T02:02:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.12536","created_at":"2026-07-05T02:02:01Z"},{"alias_kind":"pith_short_12","alias_value":"O6F27FF6MN5G","created_at":"2026-07-05T02:02:01Z"},{"alias_kind":"pith_short_16","alias_value":"O6F27FF6MN5GDS3M","created_at":"2026-07-05T02:02:01Z"},{"alias_kind":"pith_short_8","alias_value":"O6F27FF6","created_at":"2026-07-05T02:02:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:O6F27FF6MN5GDS3MK4XPFKQTVJ","target":"record","payload":{"canonical_record":{"source":{"id":"1911.12536","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-11-28T05:33:49Z","cross_cats_sorted":[],"title_canon_sha256":"9fdeaea8249c1964bca766511b3194c5fe85b0aa842ccb69a778cc45cf894266","abstract_canon_sha256":"ccfa518d65a36e7c8b2c39211be63a0749b5c53d08f04d107d1eea7f48e9b66f"},"schema_version":"1.0"},"canonical_sha256":"778baf94be637a61cb6c572ef2aa13aa77539e4bcbd84f8ec43aa09d8251b0cf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:02:01.663579Z","signature_b64":"Sj4pXnilNcgix9Zp8yqV2UgCLEBOtPKgCAtDjSFMyujDcHbvdlXM6Hi3WLw1ovqvBRmkxMVv1yeoFK38ucD5DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"778baf94be637a61cb6c572ef2aa13aa77539e4bcbd84f8ec43aa09d8251b0cf","last_reissued_at":"2026-07-05T02:02:01.663193Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:02:01.663193Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1911.12536","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":"2026-07-05T02:02:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ehuyBqEgRbTZYnqsxSS3xsYenv7MswqWX1Th+EizhISDe9Zhw8RoJ7WV5BNu8AueszfLDoCq9MHGZdTNH63kCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T15:45:30.830064Z"},"content_sha256":"b6af281a704c7a436a252c7e6d303e6511f5214054adef7fae98ddaf8834008c","schema_version":"1.0","event_id":"sha256:b6af281a704c7a436a252c7e6d303e6511f5214054adef7fae98ddaf8834008c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:O6F27FF6MN5GDS3MK4XPFKQTVJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Verification of a resetting protocol for an uncontrolled superconducting qubit","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Anthony D. Castellano, Cheng Guo, Chengzhi Peng, Chen Zha, Feihu Xu, Futian Liang, Hao Rong, Hui Deng, Jian-Wei Pan, Jin Lin, Lihua Sun, Ming Gong, Shaowei Li, Shiyu Wang, Xiaobo Zhu, Youwei Zhao, Yu-Ao Chen, Yulin Wu, Yu Xu, Yu-Zhe Zhang, Zheng-Da Li, Zhiguang Yan, Zizhu Wang","submitted_at":"2019-11-28T05:33:49Z","abstract_excerpt":"Quantum resetting protocols allow a quantum system to be sent to a state in the past by making it interact with quantum probes when neither the free evolution of the system nor the interaction is controlled. We experimentally verify the simplest non-trivial case of a quantum resetting protocol, known as the $\\mathcal{W}_4$ protocol, with five superconducting qubits, testing it with different types of free evolutions and target-probe interactions. After projection, we obtained a reset state fidelity as high as $0.951$, and the process fidelity was found to be $0.792$. We also implemented 100 ra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.12536","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1911.12536/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T02:02:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JrhmN/9MtHC2emCbw6VHXIsQ8EjUttx3NvBTyxCB+uu3iKJK0kd8wR/CY2spgreO8psAqWlF8wPs3KQzt8dlBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T15:45:30.830452Z"},"content_sha256":"b8b48623ec87403dc2e143e486bf64ecdee8d1da23ab403f00ece38b1add5dba","schema_version":"1.0","event_id":"sha256:b8b48623ec87403dc2e143e486bf64ecdee8d1da23ab403f00ece38b1add5dba"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/O6F27FF6MN5GDS3MK4XPFKQTVJ/bundle.json","state_url":"https://pith.science/pith/O6F27FF6MN5GDS3MK4XPFKQTVJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/O6F27FF6MN5GDS3MK4XPFKQTVJ/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":"2026-07-07T15:45:30Z","links":{"resolver":"https://pith.science/pith/O6F27FF6MN5GDS3MK4XPFKQTVJ","bundle":"https://pith.science/pith/O6F27FF6MN5GDS3MK4XPFKQTVJ/bundle.json","state":"https://pith.science/pith/O6F27FF6MN5GDS3MK4XPFKQTVJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/O6F27FF6MN5GDS3MK4XPFKQTVJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:O6F27FF6MN5GDS3MK4XPFKQTVJ","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":"ccfa518d65a36e7c8b2c39211be63a0749b5c53d08f04d107d1eea7f48e9b66f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-11-28T05:33:49Z","title_canon_sha256":"9fdeaea8249c1964bca766511b3194c5fe85b0aa842ccb69a778cc45cf894266"},"schema_version":"1.0","source":{"id":"1911.12536","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1911.12536","created_at":"2026-07-05T02:02:01Z"},{"alias_kind":"arxiv_version","alias_value":"1911.12536v2","created_at":"2026-07-05T02:02:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.12536","created_at":"2026-07-05T02:02:01Z"},{"alias_kind":"pith_short_12","alias_value":"O6F27FF6MN5G","created_at":"2026-07-05T02:02:01Z"},{"alias_kind":"pith_short_16","alias_value":"O6F27FF6MN5GDS3M","created_at":"2026-07-05T02:02:01Z"},{"alias_kind":"pith_short_8","alias_value":"O6F27FF6","created_at":"2026-07-05T02:02:01Z"}],"graph_snapshots":[{"event_id":"sha256:b8b48623ec87403dc2e143e486bf64ecdee8d1da23ab403f00ece38b1add5dba","target":"graph","created_at":"2026-07-05T02:02:01Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1911.12536/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quantum resetting protocols allow a quantum system to be sent to a state in the past by making it interact with quantum probes when neither the free evolution of the system nor the interaction is controlled. We experimentally verify the simplest non-trivial case of a quantum resetting protocol, known as the $\\mathcal{W}_4$ protocol, with five superconducting qubits, testing it with different types of free evolutions and target-probe interactions. After projection, we obtained a reset state fidelity as high as $0.951$, and the process fidelity was found to be $0.792$. We also implemented 100 ra","authors_text":"Anthony D. Castellano, Cheng Guo, Chengzhi Peng, Chen Zha, Feihu Xu, Futian Liang, Hao Rong, Hui Deng, Jian-Wei Pan, Jin Lin, Lihua Sun, Ming Gong, Shaowei Li, Shiyu Wang, Xiaobo Zhu, Youwei Zhao, Yu-Ao Chen, Yulin Wu, Yu Xu, Yu-Zhe Zhang, Zheng-Da Li, Zhiguang Yan, Zizhu Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-11-28T05:33:49Z","title":"Verification of a resetting protocol for an uncontrolled superconducting qubit"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.12536","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:b6af281a704c7a436a252c7e6d303e6511f5214054adef7fae98ddaf8834008c","target":"record","created_at":"2026-07-05T02:02:01Z","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":"ccfa518d65a36e7c8b2c39211be63a0749b5c53d08f04d107d1eea7f48e9b66f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-11-28T05:33:49Z","title_canon_sha256":"9fdeaea8249c1964bca766511b3194c5fe85b0aa842ccb69a778cc45cf894266"},"schema_version":"1.0","source":{"id":"1911.12536","kind":"arxiv","version":2}},"canonical_sha256":"778baf94be637a61cb6c572ef2aa13aa77539e4bcbd84f8ec43aa09d8251b0cf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"778baf94be637a61cb6c572ef2aa13aa77539e4bcbd84f8ec43aa09d8251b0cf","first_computed_at":"2026-07-05T02:02:01.663193Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:02:01.663193Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Sj4pXnilNcgix9Zp8yqV2UgCLEBOtPKgCAtDjSFMyujDcHbvdlXM6Hi3WLw1ovqvBRmkxMVv1yeoFK38ucD5DA==","signature_status":"signed_v1","signed_at":"2026-07-05T02:02:01.663579Z","signed_message":"canonical_sha256_bytes"},"source_id":"1911.12536","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b6af281a704c7a436a252c7e6d303e6511f5214054adef7fae98ddaf8834008c","sha256:b8b48623ec87403dc2e143e486bf64ecdee8d1da23ab403f00ece38b1add5dba"],"state_sha256":"4299322bed1fa25762c31111aa93e77f0a8312952c83054e61a854c3e5721cf7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/BG0bc0/CSO2I8uHfGpUr4HK9rtaTibWIHXLWHKmwSJoAurmEwknlg2x2ORvWyXNMMNtQsomYBb5jmBDEWZIAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T15:45:30.832673Z","bundle_sha256":"1a8bd1082777963fc8d92b0557f50b8f5c6089465efdf9cd210758327df2e53a"}}