{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:6V6NPSDHRNXUHKN3NTUEEFRVQQ","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":"feaa795be5db9e3e84e652ce13063d2e861c6777cdecfa9a35a33a2f4a4b702e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-06-30T08:09:48Z","title_canon_sha256":"e36cf598dffb7473c6e0b4ce3f2ae1f754ad3d7c898639e8c51d2ff61f982ba8"},"schema_version":"1.0","source":{"id":"1207.0059","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.0059","created_at":"2026-05-18T01:56:36Z"},{"alias_kind":"arxiv_version","alias_value":"1207.0059v1","created_at":"2026-05-18T01:56:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.0059","created_at":"2026-05-18T01:56:36Z"},{"alias_kind":"pith_short_12","alias_value":"6V6NPSDHRNXU","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_16","alias_value":"6V6NPSDHRNXUHKN3","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_8","alias_value":"6V6NPSDH","created_at":"2026-05-18T12:26:56Z"}],"graph_snapshots":[{"event_id":"sha256:508be4279a48216a3cb4ecc0241d1fd0beb6353ab6c6fcd129a8691548acd3f4","target":"graph","created_at":"2026-05-18T01:56:36Z","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 report the first state-independent experimental test of quantum contextuality on a single photonic qutrit (three-dimensional system), based on a recent theoretical proposal [Yu and Oh, Phys. Rev. Lett. 108, 030402 (2012)]. Our experiment spotlights quantum contextuality in its most basic form, in a way that is independent of either the state or the tensor product structure of the system.","authors_text":"C. Zu, D.-L. Deng, H.-X. Yang, K. Liu, L.-M. Duan, P.-Y. Hou, X.-Y. Chang, Y.-X. Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-06-30T08:09:48Z","title":"State-independent experimental test of quantum contextuality in an indivisible system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.0059","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":"sha256:2c0640986a78eae38817f9a7cff4c6a8cdd1487f24fba7772fffeaca699c9423","target":"record","created_at":"2026-05-18T01:56:36Z","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":"feaa795be5db9e3e84e652ce13063d2e861c6777cdecfa9a35a33a2f4a4b702e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-06-30T08:09:48Z","title_canon_sha256":"e36cf598dffb7473c6e0b4ce3f2ae1f754ad3d7c898639e8c51d2ff61f982ba8"},"schema_version":"1.0","source":{"id":"1207.0059","kind":"arxiv","version":1}},"canonical_sha256":"f57cd7c8678b6f43a9bb6ce842163584361565c1568440cc7b20365fcdab892b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f57cd7c8678b6f43a9bb6ce842163584361565c1568440cc7b20365fcdab892b","first_computed_at":"2026-05-18T01:56:36.182698Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:56:36.182698Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"o9m7k8Tv8H7s0vd+qHGd+yF+spFqT+kQ1jluoJ0dPdLGz0YfvVDO61bO7mlDTHy6ySDXeai1jmH7RB0cMw9eCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:56:36.183713Z","signed_message":"canonical_sha256_bytes"},"source_id":"1207.0059","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2c0640986a78eae38817f9a7cff4c6a8cdd1487f24fba7772fffeaca699c9423","sha256:508be4279a48216a3cb4ecc0241d1fd0beb6353ab6c6fcd129a8691548acd3f4"],"state_sha256":"97db250263fb2a81da5cd123eb7dd014b56ba45f1ce822171f1b1d0d23f4c943"}