{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:WQA3ZM43QHD27WCJC5QH7YSWDZ","short_pith_number":"pith:WQA3ZM43","schema_version":"1.0","canonical_sha256":"b401bcb39b81c7afd84917607fe2561e76aff58afda6eba42cb092050b3aa489","source":{"kind":"arxiv","id":"2001.11455","version":2},"attestation_state":"computed","paper":{"title":"Bell non-locality using tensor networks and sparse recovery","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"I. S. Eli\\\"ens, R. Chaves, S. G. A. Brito","submitted_at":"2020-01-30T16:59:18Z","abstract_excerpt":"Bell's theorem, stating that quantum predictions are incompatible with a local hidden variable description, is a cornerstone of quantum theory and at the center of many quantum information processing protocols. Over the years, different perspectives on non-locality have been put forward as well as different ways to to detect non-locality and quantify it. Unfortunately and in spite of its relevance, as the complexity of the Bell scenario increases, deciding whether a given observed correlation is non-local becomes computationally intractable. Here, we propose to analyse a Bell scenario as a ten"},"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":"2001.11455","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-01-30T16:59:18Z","cross_cats_sorted":[],"title_canon_sha256":"d6dae330a500aa7a7fa41969656c4bf976fe5b21fa6a4ac60069f0b39f81bb28","abstract_canon_sha256":"ed2ce1e1d91c68b26ecd456985f5b0bb3f7416288ffcf5f589bac208e7e62fdd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:05:42.534135Z","signature_b64":"nMMFalWlFO3J+Fh4ND0UGLep26/6PGnZxVemSYOMmzSLEaTpFp7qw2FN8LYSaKThwJNgQ94OP0ZpElwPBO8NDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b401bcb39b81c7afd84917607fe2561e76aff58afda6eba42cb092050b3aa489","last_reissued_at":"2026-07-05T01:05:42.533662Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:05:42.533662Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Bell non-locality using tensor networks and sparse recovery","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"I. S. Eli\\\"ens, R. Chaves, S. G. A. Brito","submitted_at":"2020-01-30T16:59:18Z","abstract_excerpt":"Bell's theorem, stating that quantum predictions are incompatible with a local hidden variable description, is a cornerstone of quantum theory and at the center of many quantum information processing protocols. Over the years, different perspectives on non-locality have been put forward as well as different ways to to detect non-locality and quantify it. Unfortunately and in spite of its relevance, as the complexity of the Bell scenario increases, deciding whether a given observed correlation is non-local becomes computationally intractable. Here, we propose to analyse a Bell scenario as a ten"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2001.11455","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2001.11455/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2001.11455","created_at":"2026-07-05T01:05:42.533728+00:00"},{"alias_kind":"arxiv_version","alias_value":"2001.11455v2","created_at":"2026-07-05T01:05:42.533728+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2001.11455","created_at":"2026-07-05T01:05:42.533728+00:00"},{"alias_kind":"pith_short_12","alias_value":"WQA3ZM43QHD2","created_at":"2026-07-05T01:05:42.533728+00:00"},{"alias_kind":"pith_short_16","alias_value":"WQA3ZM43QHD27WCJ","created_at":"2026-07-05T01:05:42.533728+00:00"},{"alias_kind":"pith_short_8","alias_value":"WQA3ZM43","created_at":"2026-07-05T01:05:42.533728+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/WQA3ZM43QHD27WCJC5QH7YSWDZ","json":"https://pith.science/pith/WQA3ZM43QHD27WCJC5QH7YSWDZ.json","graph_json":"https://pith.science/api/pith-number/WQA3ZM43QHD27WCJC5QH7YSWDZ/graph.json","events_json":"https://pith.science/api/pith-number/WQA3ZM43QHD27WCJC5QH7YSWDZ/events.json","paper":"https://pith.science/paper/WQA3ZM43"},"agent_actions":{"view_html":"https://pith.science/pith/WQA3ZM43QHD27WCJC5QH7YSWDZ","download_json":"https://pith.science/pith/WQA3ZM43QHD27WCJC5QH7YSWDZ.json","view_paper":"https://pith.science/paper/WQA3ZM43","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2001.11455&json=true","fetch_graph":"https://pith.science/api/pith-number/WQA3ZM43QHD27WCJC5QH7YSWDZ/graph.json","fetch_events":"https://pith.science/api/pith-number/WQA3ZM43QHD27WCJC5QH7YSWDZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WQA3ZM43QHD27WCJC5QH7YSWDZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WQA3ZM43QHD27WCJC5QH7YSWDZ/action/storage_attestation","attest_author":"https://pith.science/pith/WQA3ZM43QHD27WCJC5QH7YSWDZ/action/author_attestation","sign_citation":"https://pith.science/pith/WQA3ZM43QHD27WCJC5QH7YSWDZ/action/citation_signature","submit_replication":"https://pith.science/pith/WQA3ZM43QHD27WCJC5QH7YSWDZ/action/replication_record"}},"created_at":"2026-07-05T01:05:42.533728+00:00","updated_at":"2026-07-05T01:05:42.533728+00:00"}