{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:ZDHSLICFSVVWE3GGTOKG4LGEQX","short_pith_number":"pith:ZDHSLICF","schema_version":"1.0","canonical_sha256":"c8cf25a045956b626cc69b946e2cc485e05a69b1fed2ec54b8ede5a7d668712d","source":{"kind":"arxiv","id":"1404.5707","version":2},"attestation_state":"computed","paper":{"title":"Optimal Measurements for Tests of EPR-Steering with No Detection Loophole using Two-Qubit Werner States","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"D. A. Evans, H. M. Wiseman","submitted_at":"2014-04-23T05:27:17Z","abstract_excerpt":"It has been shown in earlier works that the vertices of Platonic solids are good measurement choices for tests of EPR-steering using isotropically entangled pairs of qubits. Such measurements are regularly spaced, and measurement diversity is a good feature for making EPR-steering inequalities easier to violate in the presence of experimental imperfections. However, such measurements are provably suboptimal. Here, we develop a method for devising optimal strategies for tests of EPR-steering, in the sense of being most robust to mixture and inefficiency (while still closing the detection loopho"},"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":"1404.5707","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-04-23T05:27:17Z","cross_cats_sorted":[],"title_canon_sha256":"12c6b184313f3c47d2b6bd34983a1d7f87c58f55f07e5c5932d174343705a7e9","abstract_canon_sha256":"181e44eb3c6fd40f97f9ddc810f6725a805eefbb5d3799860ddeecb7c00307a8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:45:57.799397Z","signature_b64":"b4V2gn9NRbqSIktByJOf1uEAf/CAERfbc4USQzcSlcgKU+07ma4Hv9VwhGoAzMbXeXCaD2KPsOskvdiRbnVhBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c8cf25a045956b626cc69b946e2cc485e05a69b1fed2ec54b8ede5a7d668712d","last_reissued_at":"2026-05-18T02:45:57.798935Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:45:57.798935Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Optimal Measurements for Tests of EPR-Steering with No Detection Loophole using Two-Qubit Werner States","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"D. A. Evans, H. M. Wiseman","submitted_at":"2014-04-23T05:27:17Z","abstract_excerpt":"It has been shown in earlier works that the vertices of Platonic solids are good measurement choices for tests of EPR-steering using isotropically entangled pairs of qubits. Such measurements are regularly spaced, and measurement diversity is a good feature for making EPR-steering inequalities easier to violate in the presence of experimental imperfections. However, such measurements are provably suboptimal. Here, we develop a method for devising optimal strategies for tests of EPR-steering, in the sense of being most robust to mixture and inefficiency (while still closing the detection loopho"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.5707","kind":"arxiv","version":2},"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":"1404.5707","created_at":"2026-05-18T02:45:57.799014+00:00"},{"alias_kind":"arxiv_version","alias_value":"1404.5707v2","created_at":"2026-05-18T02:45:57.799014+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.5707","created_at":"2026-05-18T02:45:57.799014+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZDHSLICFSVVW","created_at":"2026-05-18T12:28:59.999130+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZDHSLICFSVVWE3GG","created_at":"2026-05-18T12:28:59.999130+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZDHSLICF","created_at":"2026-05-18T12:28:59.999130+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/ZDHSLICFSVVWE3GGTOKG4LGEQX","json":"https://pith.science/pith/ZDHSLICFSVVWE3GGTOKG4LGEQX.json","graph_json":"https://pith.science/api/pith-number/ZDHSLICFSVVWE3GGTOKG4LGEQX/graph.json","events_json":"https://pith.science/api/pith-number/ZDHSLICFSVVWE3GGTOKG4LGEQX/events.json","paper":"https://pith.science/paper/ZDHSLICF"},"agent_actions":{"view_html":"https://pith.science/pith/ZDHSLICFSVVWE3GGTOKG4LGEQX","download_json":"https://pith.science/pith/ZDHSLICFSVVWE3GGTOKG4LGEQX.json","view_paper":"https://pith.science/paper/ZDHSLICF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1404.5707&json=true","fetch_graph":"https://pith.science/api/pith-number/ZDHSLICFSVVWE3GGTOKG4LGEQX/graph.json","fetch_events":"https://pith.science/api/pith-number/ZDHSLICFSVVWE3GGTOKG4LGEQX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZDHSLICFSVVWE3GGTOKG4LGEQX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZDHSLICFSVVWE3GGTOKG4LGEQX/action/storage_attestation","attest_author":"https://pith.science/pith/ZDHSLICFSVVWE3GGTOKG4LGEQX/action/author_attestation","sign_citation":"https://pith.science/pith/ZDHSLICFSVVWE3GGTOKG4LGEQX/action/citation_signature","submit_replication":"https://pith.science/pith/ZDHSLICFSVVWE3GGTOKG4LGEQX/action/replication_record"}},"created_at":"2026-05-18T02:45:57.799014+00:00","updated_at":"2026-05-18T02:45:57.799014+00:00"}