{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:RROW2WXBLPF535LNN44MVZH3LA","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":"d358f3f7501f76af5d95a284c6a53b69c51e729644307535416fc76f3d39573e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-01-08T08:40:06Z","title_canon_sha256":"aa9037d447a71bf1fa7cf20c319d5bc4601d7c99aa7f32113ebb307b418eb87f"},"schema_version":"1.0","source":{"id":"1801.02338","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.02338","created_at":"2026-05-18T00:26:31Z"},{"alias_kind":"arxiv_version","alias_value":"1801.02338v1","created_at":"2026-05-18T00:26:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.02338","created_at":"2026-05-18T00:26:31Z"},{"alias_kind":"pith_short_12","alias_value":"RROW2WXBLPF5","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RROW2WXBLPF535LN","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RROW2WXB","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:29610c6ec8b5e65bfc7acffbccd06d30d1792e87f59fabeb75bb4029e00f6efa","target":"graph","created_at":"2026-05-18T00:26:31Z","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":"Violations of Bell inequalities have been an incontestable indicator of non-classicality since the seminal paper by John Bell. However, recent claims of Bell inequalities violations with classical light have cast some doubts on their significance as hallmarks of non-classicality. Here, we challenge those claims. The crux of the problem is that such classical experiments simulate quantum probabilities with intensities of classical fields. However, fields intensities measurements are radically different from single-photon detections, which are primitives of any genuine Bell experiment. We show t","authors_text":"Antoni Wojcik, Dagomir Kaszlikowski, Marcin Markiewicz, Pawel Kurzynski","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-01-08T08:40:06Z","title":"From contextuality of a single photon to realism of an electromagnetic wave"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.02338","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:dd23ef92e4399d84737ff8e9656aa0fc8807618167e84e4f8127eb8c8edd2cd5","target":"record","created_at":"2026-05-18T00:26:31Z","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":"d358f3f7501f76af5d95a284c6a53b69c51e729644307535416fc76f3d39573e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-01-08T08:40:06Z","title_canon_sha256":"aa9037d447a71bf1fa7cf20c319d5bc4601d7c99aa7f32113ebb307b418eb87f"},"schema_version":"1.0","source":{"id":"1801.02338","kind":"arxiv","version":1}},"canonical_sha256":"8c5d6d5ae15bcbddf56d6f38cae4fb583329028c93439144df9e431bac6a9a2e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8c5d6d5ae15bcbddf56d6f38cae4fb583329028c93439144df9e431bac6a9a2e","first_computed_at":"2026-05-18T00:26:31.977443Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:26:31.977443Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TpWFPAH8CzT34w2DlUU1pABH1IYzBta8hUKOzpXpskeCe55W2S1fJfJdffEvff+uKWSQpORz89KI01griPbcAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:26:31.978225Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.02338","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dd23ef92e4399d84737ff8e9656aa0fc8807618167e84e4f8127eb8c8edd2cd5","sha256:29610c6ec8b5e65bfc7acffbccd06d30d1792e87f59fabeb75bb4029e00f6efa"],"state_sha256":"c2482877bf2db0959d4329decf446780e7d791aaca7fd32271da507284e493d9"}