{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:I4OQQCJYXYEKXKZGDB6BRFS2PG","short_pith_number":"pith:I4OQQCJY","schema_version":"1.0","canonical_sha256":"471d080938be08abab26187c18965a79ad2d5c67be1cd42383064a83268f4ad2","source":{"kind":"arxiv","id":"1810.00874","version":1},"attestation_state":"computed","paper":{"title":"Experimental demonstration of the violations of Mermin's and Svetlichny's inequalities for W- and GHZ-class of states","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Amit Rai, Bikash K. Behera, Manoranjan Swain, Prasanta K. Panigrahi","submitted_at":"2018-10-01T12:55:51Z","abstract_excerpt":"Violation of Mermin's and Svetlichny's inequalities can rule out the predictions of local hidden variable theory and can confirm the existence of true nonlocal correlation for n-particle pure quantum systems. Here we demonstrate the experimental violation of the above inequalities for W- and GHZ-class of states. We use IBM's five-qubit quantum computer for experimental implementation of these states and illustration of inequalities' violations. Our results clearly show the violations of both Mermin's and Svetlichny's inequalities for W and GHZ states respectively. Being a superconducting qubit"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1810.00874","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-10-01T12:55:51Z","cross_cats_sorted":[],"title_canon_sha256":"9658c0a5a9323335f0b9c71414d535891264edb2b0befe57d0854b020e6a6279","abstract_canon_sha256":"c2e080bfc057a0fae1887f6b8ac9e2e06de20302b6876257b7e2bd8a03cde107"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:45:04.433536Z","signature_b64":"mgF3hvpr/+gDQrdI5YWBcstdcclyoRYMYfXqrms+ljocxPXKRSU0mn5B7AQXnrDLhonsopIyOfKAs5nUbMI6Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"471d080938be08abab26187c18965a79ad2d5c67be1cd42383064a83268f4ad2","last_reissued_at":"2026-05-17T23:45:04.432896Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:45:04.432896Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Experimental demonstration of the violations of Mermin's and Svetlichny's inequalities for W- and GHZ-class of states","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Amit Rai, Bikash K. Behera, Manoranjan Swain, Prasanta K. Panigrahi","submitted_at":"2018-10-01T12:55:51Z","abstract_excerpt":"Violation of Mermin's and Svetlichny's inequalities can rule out the predictions of local hidden variable theory and can confirm the existence of true nonlocal correlation for n-particle pure quantum systems. Here we demonstrate the experimental violation of the above inequalities for W- and GHZ-class of states. We use IBM's five-qubit quantum computer for experimental implementation of these states and illustration of inequalities' violations. Our results clearly show the violations of both Mermin's and Svetlichny's inequalities for W and GHZ states respectively. Being a superconducting qubit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.00874","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1810.00874","created_at":"2026-05-17T23:45:04.432990+00:00"},{"alias_kind":"arxiv_version","alias_value":"1810.00874v1","created_at":"2026-05-17T23:45:04.432990+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.00874","created_at":"2026-05-17T23:45:04.432990+00:00"},{"alias_kind":"pith_short_12","alias_value":"I4OQQCJYXYEK","created_at":"2026-05-18T12:32:28.185984+00:00"},{"alias_kind":"pith_short_16","alias_value":"I4OQQCJYXYEKXKZG","created_at":"2026-05-18T12:32:28.185984+00:00"},{"alias_kind":"pith_short_8","alias_value":"I4OQQCJY","created_at":"2026-05-18T12:32:28.185984+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/I4OQQCJYXYEKXKZGDB6BRFS2PG","json":"https://pith.science/pith/I4OQQCJYXYEKXKZGDB6BRFS2PG.json","graph_json":"https://pith.science/api/pith-number/I4OQQCJYXYEKXKZGDB6BRFS2PG/graph.json","events_json":"https://pith.science/api/pith-number/I4OQQCJYXYEKXKZGDB6BRFS2PG/events.json","paper":"https://pith.science/paper/I4OQQCJY"},"agent_actions":{"view_html":"https://pith.science/pith/I4OQQCJYXYEKXKZGDB6BRFS2PG","download_json":"https://pith.science/pith/I4OQQCJYXYEKXKZGDB6BRFS2PG.json","view_paper":"https://pith.science/paper/I4OQQCJY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1810.00874&json=true","fetch_graph":"https://pith.science/api/pith-number/I4OQQCJYXYEKXKZGDB6BRFS2PG/graph.json","fetch_events":"https://pith.science/api/pith-number/I4OQQCJYXYEKXKZGDB6BRFS2PG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/I4OQQCJYXYEKXKZGDB6BRFS2PG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/I4OQQCJYXYEKXKZGDB6BRFS2PG/action/storage_attestation","attest_author":"https://pith.science/pith/I4OQQCJYXYEKXKZGDB6BRFS2PG/action/author_attestation","sign_citation":"https://pith.science/pith/I4OQQCJYXYEKXKZGDB6BRFS2PG/action/citation_signature","submit_replication":"https://pith.science/pith/I4OQQCJYXYEKXKZGDB6BRFS2PG/action/replication_record"}},"created_at":"2026-05-17T23:45:04.432990+00:00","updated_at":"2026-05-17T23:45:04.432990+00:00"}