{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:QD55OSF5ZAAXRZLOH5POKYQCVP","short_pith_number":"pith:QD55OSF5","schema_version":"1.0","canonical_sha256":"80fbd748bdc80178e56e3f5ee56202abf33cd49f92611143733f5f4a2f49de31","source":{"kind":"arxiv","id":"1801.03194","version":1},"attestation_state":"computed","paper":{"title":"Violation of Bells inequality using continuous variable measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"Elanor Huntington, Jiri Janousek, Matthew R. James, Melanie Sch\\\"unemann (Mraz), Oliver Thearle, Ping Koy Lam, Sara Hosseini, Seiji Armstrong, Syed Assad, Thomas Symul, Timothy C. Ralph","submitted_at":"2018-01-09T23:57:56Z","abstract_excerpt":"A Bell inequality is a fundamental test to rule out local hidden variable model descriptions of correlations between two physically separated systems. There have been a number of experiments in which a Bell inequality has been violated using discrete-variable systems. We demonstrate a violation of Bells inequality using continuous variable quadrature measurements. By creating a four-mode entangled state with homodyne detection, we recorded a clear violation with a Bell value of $B = 2.31 \\pm 0.02$. This opens new possibilities for using continuous variable states for device independent quantum"},"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":"1801.03194","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-01-09T23:57:56Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"5ff43e527caa537488032a7fd4677587fefdab9c9d55af063e49d1b1ca708c02","abstract_canon_sha256":"8f3e38349e78c2cf54115f302789d8719fd6e7c2d85ddae514e52d5a8385bb42"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:23:27.672489Z","signature_b64":"UuaePg+sWRG0kUOS3Y6N2W/ZLT6VS0aCy4QhA4Ec7eWF8gkfMMKY6Q5LygDaOGJF8Rj9CanPiA7yeiNPTv5bDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"80fbd748bdc80178e56e3f5ee56202abf33cd49f92611143733f5f4a2f49de31","last_reissued_at":"2026-05-18T00:23:27.671868Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:23:27.671868Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Violation of Bells inequality using continuous variable measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"Elanor Huntington, Jiri Janousek, Matthew R. James, Melanie Sch\\\"unemann (Mraz), Oliver Thearle, Ping Koy Lam, Sara Hosseini, Seiji Armstrong, Syed Assad, Thomas Symul, Timothy C. Ralph","submitted_at":"2018-01-09T23:57:56Z","abstract_excerpt":"A Bell inequality is a fundamental test to rule out local hidden variable model descriptions of correlations between two physically separated systems. There have been a number of experiments in which a Bell inequality has been violated using discrete-variable systems. We demonstrate a violation of Bells inequality using continuous variable quadrature measurements. By creating a four-mode entangled state with homodyne detection, we recorded a clear violation with a Bell value of $B = 2.31 \\pm 0.02$. This opens new possibilities for using continuous variable states for device independent quantum"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.03194","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":"1801.03194","created_at":"2026-05-18T00:23:27.671950+00:00"},{"alias_kind":"arxiv_version","alias_value":"1801.03194v1","created_at":"2026-05-18T00:23:27.671950+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.03194","created_at":"2026-05-18T00:23:27.671950+00:00"},{"alias_kind":"pith_short_12","alias_value":"QD55OSF5ZAAX","created_at":"2026-05-18T12:32:46.962924+00:00"},{"alias_kind":"pith_short_16","alias_value":"QD55OSF5ZAAXRZLO","created_at":"2026-05-18T12:32:46.962924+00:00"},{"alias_kind":"pith_short_8","alias_value":"QD55OSF5","created_at":"2026-05-18T12:32:46.962924+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/QD55OSF5ZAAXRZLOH5POKYQCVP","json":"https://pith.science/pith/QD55OSF5ZAAXRZLOH5POKYQCVP.json","graph_json":"https://pith.science/api/pith-number/QD55OSF5ZAAXRZLOH5POKYQCVP/graph.json","events_json":"https://pith.science/api/pith-number/QD55OSF5ZAAXRZLOH5POKYQCVP/events.json","paper":"https://pith.science/paper/QD55OSF5"},"agent_actions":{"view_html":"https://pith.science/pith/QD55OSF5ZAAXRZLOH5POKYQCVP","download_json":"https://pith.science/pith/QD55OSF5ZAAXRZLOH5POKYQCVP.json","view_paper":"https://pith.science/paper/QD55OSF5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1801.03194&json=true","fetch_graph":"https://pith.science/api/pith-number/QD55OSF5ZAAXRZLOH5POKYQCVP/graph.json","fetch_events":"https://pith.science/api/pith-number/QD55OSF5ZAAXRZLOH5POKYQCVP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QD55OSF5ZAAXRZLOH5POKYQCVP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QD55OSF5ZAAXRZLOH5POKYQCVP/action/storage_attestation","attest_author":"https://pith.science/pith/QD55OSF5ZAAXRZLOH5POKYQCVP/action/author_attestation","sign_citation":"https://pith.science/pith/QD55OSF5ZAAXRZLOH5POKYQCVP/action/citation_signature","submit_replication":"https://pith.science/pith/QD55OSF5ZAAXRZLOH5POKYQCVP/action/replication_record"}},"created_at":"2026-05-18T00:23:27.671950+00:00","updated_at":"2026-05-18T00:23:27.671950+00:00"}