{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:KJ22Q4DMUMVM2RE6UY4WLPIKIB","short_pith_number":"pith:KJ22Q4DM","schema_version":"1.0","canonical_sha256":"5275a8706ca32acd449ea63965bd0a404b7f12f3b3f3fb45066b7bc132df018b","source":{"kind":"arxiv","id":"0909.0805","version":2},"attestation_state":"computed","paper":{"title":"Experimental EPR-Steering of Bell-local States","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"2), 2) ((1) Centre for Quantum Dynamics, (2) Centre for Quantum Computer Technology), Australia, Brisbane, D. J. Saunders (1, G. J. Pryde (1, Griffith University, H. M. Wiseman (1, S. J. Jones (1","submitted_at":"2009-09-04T03:28:36Z","abstract_excerpt":"Entanglement is the defining feature of quantum mechanics, and understanding the phenomenon is essential at the foundational level and for future progress in quantum technology. The concept of steering was introduced in 1935 by Schr\\\"odinger as a generalization of the Einstein-Podolsky-Rosen (EPR) paradox. Surprisingly, it has only recently been formalized as a quantum information task with arbitrary bipartite states and measurements, for which the existence of entanglement is necessary but not sufficient. Previous experiments in this area have been restricted to the approach of Reid [PRA 40, "},"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":"0909.0805","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2009-09-04T03:28:36Z","cross_cats_sorted":[],"title_canon_sha256":"aec9900cc2b9c10a2c3c2444174348af8a81ef01327a5ad4976f887b1d538e8f","abstract_canon_sha256":"0067a659b88653652e355a57bf6f20e5092c59f03bfa8bff8c7d65c785d922bb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:30:59.861624Z","signature_b64":"nVe95O8LiR9JxN64Kl58ePzAr7P5f2YLQhAfaokrDxFjAUMxtoT6pazZDCr80wsBOFuVqRIlaGkCj9VZc9K/CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5275a8706ca32acd449ea63965bd0a404b7f12f3b3f3fb45066b7bc132df018b","last_reissued_at":"2026-05-18T04:30:59.860804Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:30:59.860804Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Experimental EPR-Steering of Bell-local States","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"2), 2) ((1) Centre for Quantum Dynamics, (2) Centre for Quantum Computer Technology), Australia, Brisbane, D. J. Saunders (1, G. J. Pryde (1, Griffith University, H. M. Wiseman (1, S. J. Jones (1","submitted_at":"2009-09-04T03:28:36Z","abstract_excerpt":"Entanglement is the defining feature of quantum mechanics, and understanding the phenomenon is essential at the foundational level and for future progress in quantum technology. The concept of steering was introduced in 1935 by Schr\\\"odinger as a generalization of the Einstein-Podolsky-Rosen (EPR) paradox. Surprisingly, it has only recently been formalized as a quantum information task with arbitrary bipartite states and measurements, for which the existence of entanglement is necessary but not sufficient. Previous experiments in this area have been restricted to the approach of Reid [PRA 40, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0909.0805","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":"0909.0805","created_at":"2026-05-18T04:30:59.860930+00:00"},{"alias_kind":"arxiv_version","alias_value":"0909.0805v2","created_at":"2026-05-18T04:30:59.860930+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0909.0805","created_at":"2026-05-18T04:30:59.860930+00:00"},{"alias_kind":"pith_short_12","alias_value":"KJ22Q4DMUMVM","created_at":"2026-05-18T12:26:00.592388+00:00"},{"alias_kind":"pith_short_16","alias_value":"KJ22Q4DMUMVM2RE6","created_at":"2026-05-18T12:26:00.592388+00:00"},{"alias_kind":"pith_short_8","alias_value":"KJ22Q4DM","created_at":"2026-05-18T12:26:00.592388+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/KJ22Q4DMUMVM2RE6UY4WLPIKIB","json":"https://pith.science/pith/KJ22Q4DMUMVM2RE6UY4WLPIKIB.json","graph_json":"https://pith.science/api/pith-number/KJ22Q4DMUMVM2RE6UY4WLPIKIB/graph.json","events_json":"https://pith.science/api/pith-number/KJ22Q4DMUMVM2RE6UY4WLPIKIB/events.json","paper":"https://pith.science/paper/KJ22Q4DM"},"agent_actions":{"view_html":"https://pith.science/pith/KJ22Q4DMUMVM2RE6UY4WLPIKIB","download_json":"https://pith.science/pith/KJ22Q4DMUMVM2RE6UY4WLPIKIB.json","view_paper":"https://pith.science/paper/KJ22Q4DM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0909.0805&json=true","fetch_graph":"https://pith.science/api/pith-number/KJ22Q4DMUMVM2RE6UY4WLPIKIB/graph.json","fetch_events":"https://pith.science/api/pith-number/KJ22Q4DMUMVM2RE6UY4WLPIKIB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KJ22Q4DMUMVM2RE6UY4WLPIKIB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KJ22Q4DMUMVM2RE6UY4WLPIKIB/action/storage_attestation","attest_author":"https://pith.science/pith/KJ22Q4DMUMVM2RE6UY4WLPIKIB/action/author_attestation","sign_citation":"https://pith.science/pith/KJ22Q4DMUMVM2RE6UY4WLPIKIB/action/citation_signature","submit_replication":"https://pith.science/pith/KJ22Q4DMUMVM2RE6UY4WLPIKIB/action/replication_record"}},"created_at":"2026-05-18T04:30:59.860930+00:00","updated_at":"2026-05-18T04:30:59.860930+00:00"}