{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:E6ZK5JWK4BCDZHDLNLOVOVA5MR","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":"e334fe7b5769350cba3389296e7292adb6161da33e186bc24953297e76cec19d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-10-28T10:29:27Z","title_canon_sha256":"9a784d5057cf6207f542096843615b1b8dc12dd41a91615d567137044f2de39e"},"schema_version":"1.0","source":{"id":"1410.7574","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.7574","created_at":"2026-05-18T02:39:09Z"},{"alias_kind":"arxiv_version","alias_value":"1410.7574v1","created_at":"2026-05-18T02:39:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.7574","created_at":"2026-05-18T02:39:09Z"},{"alias_kind":"pith_short_12","alias_value":"E6ZK5JWK4BCD","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"E6ZK5JWK4BCDZHDL","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"E6ZK5JWK","created_at":"2026-05-18T12:28:25Z"}],"graph_snapshots":[{"event_id":"sha256:2529db9ccc34da575f24cabbf5f52f3198026768af7bcd3eca6df69a69f38fb2","target":"graph","created_at":"2026-05-18T02:39:09Z","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":"In this note, we discuss a closed-form necessary and sufficient condition for any two-qubit state to show hidden nonlocality w.r.t the Bell-CHSH inequality. This is then used to numerically compute the relative volume of states showing hidden Bell-CHSH non-locality , among all two-qubit states with one-sided reduction maximally mixed.","authors_text":"Rajarshi Pal, Sibasish Ghosh","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-10-28T10:29:27Z","title":"A closed-form necessary and sufficient condition for any two-qubit state to show hidden nonlocality w.r.t the Bell-CHSH inequality"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.7574","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":"sha256:20358541eb7d32fddd080929b74a231ea32d8f50f6285221387569caaa405d53","target":"record","created_at":"2026-05-18T02:39:09Z","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":"e334fe7b5769350cba3389296e7292adb6161da33e186bc24953297e76cec19d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-10-28T10:29:27Z","title_canon_sha256":"9a784d5057cf6207f542096843615b1b8dc12dd41a91615d567137044f2de39e"},"schema_version":"1.0","source":{"id":"1410.7574","kind":"arxiv","version":1}},"canonical_sha256":"27b2aea6cae0443c9c6b6add57541d646f5d9212dc104de7c1d949b3dab0cdda","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"27b2aea6cae0443c9c6b6add57541d646f5d9212dc104de7c1d949b3dab0cdda","first_computed_at":"2026-05-18T02:39:09.994276Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:39:09.994276Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lzkdwsXFqGYEq47XEVVYPX/bdBUY2KFiQtQlq8yPbU+Vi52YvMqloZYcELpfV4ZCUwUtDJh3wlG6cASiqhdDDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:39:09.994895Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.7574","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:20358541eb7d32fddd080929b74a231ea32d8f50f6285221387569caaa405d53","sha256:2529db9ccc34da575f24cabbf5f52f3198026768af7bcd3eca6df69a69f38fb2"],"state_sha256":"e40ebc32528f7558d2ecc60cde582e4bb17dc28f22a59786c637e2f8ca40debd"}