{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2001:U32546MEPHIMYDJPMOA2ZSSDPE","short_pith_number":"pith:U32546ME","schema_version":"1.0","canonical_sha256":"a6f5de798479d0cc0d2f6381acca43791efe4341c636dbbcc2494f9b03b919ff","source":{"kind":"arxiv","id":"quant-ph/0104062","version":1},"attestation_state":"computed","paper":{"title":"Revisiting Hardy's Paradox: Counterfactual Statements, Real Measurements, Entanglement and Weak Values","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alonso Botero, Benni Reznik, Jeff Tollaksen, Sandu Popescu, Yakir Aharonov","submitted_at":"2001-04-11T16:59:16Z","abstract_excerpt":"Classical-realistic analysis of entangled systems have lead to retrodiction paradoxes, which ordinarily have been dismissed on the grounds of counter-factuality. Instead, we claim that such paradoxes point to a deeper logical structure inherent to quantum mechanics, which is naturally described in the language of weak values, and which is accessible experimentally via weak measurements. Using as an illustration, a gedanken-experiment due to Hardy\\cite{hardy}, we show that there is in fact an exact numerical coincidence between a) a pair of classically contradictory assertions about the locatio"},"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":"quant-ph/0104062","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2001-04-11T16:59:16Z","cross_cats_sorted":[],"title_canon_sha256":"b4c2375b992c30179ee6d011a5bda3a3bc30b7fcc431596f89880c97c424d953","abstract_canon_sha256":"d514f621148ca2cd6ebb100eac348506986a3ecb83f05436542af22069b5688b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:38:02.751943Z","signature_b64":"XFzPYvHEL/VkeSsa/NiJRkYnBIJkBgkawOHAOQgcIVHmGuc/dTyDCMfNV1XamFwcfBC9/sRlZMmkVGsegolUBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a6f5de798479d0cc0d2f6381acca43791efe4341c636dbbcc2494f9b03b919ff","last_reissued_at":"2026-05-18T01:38:02.751489Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:38:02.751489Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Revisiting Hardy's Paradox: Counterfactual Statements, Real Measurements, Entanglement and Weak Values","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alonso Botero, Benni Reznik, Jeff Tollaksen, Sandu Popescu, Yakir Aharonov","submitted_at":"2001-04-11T16:59:16Z","abstract_excerpt":"Classical-realistic analysis of entangled systems have lead to retrodiction paradoxes, which ordinarily have been dismissed on the grounds of counter-factuality. Instead, we claim that such paradoxes point to a deeper logical structure inherent to quantum mechanics, which is naturally described in the language of weak values, and which is accessible experimentally via weak measurements. Using as an illustration, a gedanken-experiment due to Hardy\\cite{hardy}, we show that there is in fact an exact numerical coincidence between a) a pair of classically contradictory assertions about the locatio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0104062","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":"quant-ph/0104062","created_at":"2026-05-18T01:38:02.751558+00:00"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0104062v1","created_at":"2026-05-18T01:38:02.751558+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0104062","created_at":"2026-05-18T01:38:02.751558+00:00"},{"alias_kind":"pith_short_12","alias_value":"U32546MEPHIM","created_at":"2026-05-18T12:25:50.845339+00:00"},{"alias_kind":"pith_short_16","alias_value":"U32546MEPHIMYDJP","created_at":"2026-05-18T12:25:50.845339+00:00"},{"alias_kind":"pith_short_8","alias_value":"U32546ME","created_at":"2026-05-18T12:25:50.845339+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/U32546MEPHIMYDJPMOA2ZSSDPE","json":"https://pith.science/pith/U32546MEPHIMYDJPMOA2ZSSDPE.json","graph_json":"https://pith.science/api/pith-number/U32546MEPHIMYDJPMOA2ZSSDPE/graph.json","events_json":"https://pith.science/api/pith-number/U32546MEPHIMYDJPMOA2ZSSDPE/events.json","paper":"https://pith.science/paper/U32546ME"},"agent_actions":{"view_html":"https://pith.science/pith/U32546MEPHIMYDJPMOA2ZSSDPE","download_json":"https://pith.science/pith/U32546MEPHIMYDJPMOA2ZSSDPE.json","view_paper":"https://pith.science/paper/U32546ME","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=quant-ph/0104062&json=true","fetch_graph":"https://pith.science/api/pith-number/U32546MEPHIMYDJPMOA2ZSSDPE/graph.json","fetch_events":"https://pith.science/api/pith-number/U32546MEPHIMYDJPMOA2ZSSDPE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/U32546MEPHIMYDJPMOA2ZSSDPE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/U32546MEPHIMYDJPMOA2ZSSDPE/action/storage_attestation","attest_author":"https://pith.science/pith/U32546MEPHIMYDJPMOA2ZSSDPE/action/author_attestation","sign_citation":"https://pith.science/pith/U32546MEPHIMYDJPMOA2ZSSDPE/action/citation_signature","submit_replication":"https://pith.science/pith/U32546MEPHIMYDJPMOA2ZSSDPE/action/replication_record"}},"created_at":"2026-05-18T01:38:02.751558+00:00","updated_at":"2026-05-18T01:38:02.751558+00:00"}