{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:MONVRBIWNGS5NKPV2S7KE6ZSDR","short_pith_number":"pith:MONVRBIW","canonical_record":{"source":{"id":"2203.05244","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-03-10T08:58:28Z","cross_cats_sorted":[],"title_canon_sha256":"6de0fc74c1d2197d2304bffb2bf29e13e3a73ee01382871ab76f294eb369af9d","abstract_canon_sha256":"44523b5769e4e78dd12615e202a6a0492097aab584a38fbd9279d2d00e88640c"},"schema_version":"1.0"},"canonical_sha256":"639b58851669a5d6a9f5d4bea27b321c7ae78db0da52f9b32022d928ea035faa","source":{"kind":"arxiv","id":"2203.05244","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.05244","created_at":"2026-07-05T07:40:48Z"},{"alias_kind":"arxiv_version","alias_value":"2203.05244v2","created_at":"2026-07-05T07:40:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.05244","created_at":"2026-07-05T07:40:48Z"},{"alias_kind":"pith_short_12","alias_value":"MONVRBIWNGS5","created_at":"2026-07-05T07:40:48Z"},{"alias_kind":"pith_short_16","alias_value":"MONVRBIWNGS5NKPV","created_at":"2026-07-05T07:40:48Z"},{"alias_kind":"pith_short_8","alias_value":"MONVRBIW","created_at":"2026-07-05T07:40:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:MONVRBIWNGS5NKPV2S7KE6ZSDR","target":"record","payload":{"canonical_record":{"source":{"id":"2203.05244","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-03-10T08:58:28Z","cross_cats_sorted":[],"title_canon_sha256":"6de0fc74c1d2197d2304bffb2bf29e13e3a73ee01382871ab76f294eb369af9d","abstract_canon_sha256":"44523b5769e4e78dd12615e202a6a0492097aab584a38fbd9279d2d00e88640c"},"schema_version":"1.0"},"canonical_sha256":"639b58851669a5d6a9f5d4bea27b321c7ae78db0da52f9b32022d928ea035faa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:40:48.909680Z","signature_b64":"6IPvL7xdmNkvq0fIoqd+UbwxWFqyAaBPslfHwic4m3MvG7dn+PpZj8VIb+ZKmguFDAbaMUBVCdjFChrvVnLUBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"639b58851669a5d6a9f5d4bea27b321c7ae78db0da52f9b32022d928ea035faa","last_reissued_at":"2026-07-05T07:40:48.909208Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:40:48.909208Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2203.05244","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":"2026-07-05T07:40:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K3NkPIiirI+eE6aG6qA1dCbyNsHuIWEzjyygcOI/K5by6iTRuxQ1oYYettMlTfyhdvMpelbpwMXoOnbfNyU9DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-20T15:25:59.541099Z"},"content_sha256":"6d4e3d1a82f19544b7892e0afe34ced352219bd6a51803c54e5b4b691575cc9e","schema_version":"1.0","event_id":"sha256:6d4e3d1a82f19544b7892e0afe34ced352219bd6a51803c54e5b4b691575cc9e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:MONVRBIWNGS5NKPV2S7KE6ZSDR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experimentally ruling out joint reality based on operational completeness","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Chenhao Zhu, Liangyu Ding, Michael J. W. Hall, Qiongyi He, Qiuxin Zhang, Shuaning Zhang, Shuming Cheng, Wei Zhang, Xiang Zhang, Xiaoting Gao, Yu Xiang, Yuxin Wang","submitted_at":"2022-03-10T08:58:28Z","abstract_excerpt":"Whether the observables of a physical system admit real values is of fundamental importance to a deep understanding of nature. In this work, we report a device-independent experiment to confirm that the joint reality of two observables on a single two-level system is incompatible with the assumption of operational completeness, which is strictly weaker than that of preparation noncontextuality. We implement two observables on a trapped $^{171}{\\rm Yb}^{+}$ ion to test this incompatibility via violation of certain inequalities derived from both linear and nonlinear criteria. Moreover, by introd"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.05244","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/2203.05244/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":"2026-07-05T07:40:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZHosL6Ry6uY0rqvUeAk39yirbS2QiFteBpyh6zYCV9VnEnf7euz4YHDza9aa4v67uNUDFxLoJrV7ZG4UX531AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-20T15:25:59.541490Z"},"content_sha256":"ca3894f0ee949fd035f7cefa3f4cd7fbf5f3301c2fc4e498e8bddcb6c5e0fd82","schema_version":"1.0","event_id":"sha256:ca3894f0ee949fd035f7cefa3f4cd7fbf5f3301c2fc4e498e8bddcb6c5e0fd82"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MONVRBIWNGS5NKPV2S7KE6ZSDR/bundle.json","state_url":"https://pith.science/pith/MONVRBIWNGS5NKPV2S7KE6ZSDR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MONVRBIWNGS5NKPV2S7KE6ZSDR/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":"2026-07-20T15:25:59Z","links":{"resolver":"https://pith.science/pith/MONVRBIWNGS5NKPV2S7KE6ZSDR","bundle":"https://pith.science/pith/MONVRBIWNGS5NKPV2S7KE6ZSDR/bundle.json","state":"https://pith.science/pith/MONVRBIWNGS5NKPV2S7KE6ZSDR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MONVRBIWNGS5NKPV2S7KE6ZSDR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:MONVRBIWNGS5NKPV2S7KE6ZSDR","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":"44523b5769e4e78dd12615e202a6a0492097aab584a38fbd9279d2d00e88640c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-03-10T08:58:28Z","title_canon_sha256":"6de0fc74c1d2197d2304bffb2bf29e13e3a73ee01382871ab76f294eb369af9d"},"schema_version":"1.0","source":{"id":"2203.05244","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.05244","created_at":"2026-07-05T07:40:48Z"},{"alias_kind":"arxiv_version","alias_value":"2203.05244v2","created_at":"2026-07-05T07:40:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.05244","created_at":"2026-07-05T07:40:48Z"},{"alias_kind":"pith_short_12","alias_value":"MONVRBIWNGS5","created_at":"2026-07-05T07:40:48Z"},{"alias_kind":"pith_short_16","alias_value":"MONVRBIWNGS5NKPV","created_at":"2026-07-05T07:40:48Z"},{"alias_kind":"pith_short_8","alias_value":"MONVRBIW","created_at":"2026-07-05T07:40:48Z"}],"graph_snapshots":[{"event_id":"sha256:ca3894f0ee949fd035f7cefa3f4cd7fbf5f3301c2fc4e498e8bddcb6c5e0fd82","target":"graph","created_at":"2026-07-05T07:40:48Z","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/2203.05244/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Whether the observables of a physical system admit real values is of fundamental importance to a deep understanding of nature. In this work, we report a device-independent experiment to confirm that the joint reality of two observables on a single two-level system is incompatible with the assumption of operational completeness, which is strictly weaker than that of preparation noncontextuality. We implement two observables on a trapped $^{171}{\\rm Yb}^{+}$ ion to test this incompatibility via violation of certain inequalities derived from both linear and nonlinear criteria. Moreover, by introd","authors_text":"Chenhao Zhu, Liangyu Ding, Michael J. W. Hall, Qiongyi He, Qiuxin Zhang, Shuaning Zhang, Shuming Cheng, Wei Zhang, Xiang Zhang, Xiaoting Gao, Yu Xiang, Yuxin Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-03-10T08:58:28Z","title":"Experimentally ruling out joint reality based on operational completeness"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.05244","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":"sha256:6d4e3d1a82f19544b7892e0afe34ced352219bd6a51803c54e5b4b691575cc9e","target":"record","created_at":"2026-07-05T07:40:48Z","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":"44523b5769e4e78dd12615e202a6a0492097aab584a38fbd9279d2d00e88640c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-03-10T08:58:28Z","title_canon_sha256":"6de0fc74c1d2197d2304bffb2bf29e13e3a73ee01382871ab76f294eb369af9d"},"schema_version":"1.0","source":{"id":"2203.05244","kind":"arxiv","version":2}},"canonical_sha256":"639b58851669a5d6a9f5d4bea27b321c7ae78db0da52f9b32022d928ea035faa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"639b58851669a5d6a9f5d4bea27b321c7ae78db0da52f9b32022d928ea035faa","first_computed_at":"2026-07-05T07:40:48.909208Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:40:48.909208Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6IPvL7xdmNkvq0fIoqd+UbwxWFqyAaBPslfHwic4m3MvG7dn+PpZj8VIb+ZKmguFDAbaMUBVCdjFChrvVnLUBw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:40:48.909680Z","signed_message":"canonical_sha256_bytes"},"source_id":"2203.05244","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6d4e3d1a82f19544b7892e0afe34ced352219bd6a51803c54e5b4b691575cc9e","sha256:ca3894f0ee949fd035f7cefa3f4cd7fbf5f3301c2fc4e498e8bddcb6c5e0fd82"],"state_sha256":"5a7dc52a01e0ca9bce3fa45708c1b289a49038695fd1b81e0c937be385a95602"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rm+dxzYuhE+TVK/FN/Vcn7NuYS6RU4ZBvAcOIlhCFmogV8yYD/N9OvR7Ivv1ZaKj8vSjXgZYi26WeklGqvY6Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-20T15:25:59.543699Z","bundle_sha256":"0929547201e31afe1234714ce06773377b55b2c924c7283763ee57c62d54e6cf"}}