{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:C2XBJZQ3G4JPCF3QABMMRELJU2","short_pith_number":"pith:C2XBJZQ3","schema_version":"1.0","canonical_sha256":"16ae14e61b3712f117700058c89169a68d488e58a62dc2fdcf350372d5ca5615","source":{"kind":"arxiv","id":"1110.5802","version":2},"attestation_state":"computed","paper":{"title":"Realistic limits on the nonlocality of an N-partite single-photon superposition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Amine Laghaout, Gunnar Bj\\\"ork, Ulrik L. Andersen","submitted_at":"2011-10-26T14:43:21Z","abstract_excerpt":"A recent paper [L. Heaney, A. Cabello, M. F. Santos, and V. Vedral, New Journal of Physics, 13, 053054 (2011)] revealed that a single quantum symmetrically delocalized over N modes, namely a W state, effectively allows for all-versus-nothing proofs of nonlocality in the limit of large N. Ideally, this finding opens up the possibility of using the robustness of the W states while realizing the nonlocal behavior previously thought to be exclusive to the more complex class of Greenberger-Horne-Zeilinger (GHZ) states. We show that in practice, however, the slightest decoherence or inefficiency of "},"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":"1110.5802","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-10-26T14:43:21Z","cross_cats_sorted":[],"title_canon_sha256":"2bcdee5d4f3a41dcb9753d4aa2bdf7bcf52f8ac30c73cff1d0db055d672b3b4a","abstract_canon_sha256":"b6f58460bbb57f193365a47f3b7e635ea5df77a6b7a4b8c511ff16d8a4e9c4af"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:05:03.485879Z","signature_b64":"0oHK34IpWUNiSJbZH8gHWmg4Scrsb2rgAzr5QgRZDnhXjPKqGqZTBWkFxsYxF6kjKadWW5XMV9mXs31hnQI5AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"16ae14e61b3712f117700058c89169a68d488e58a62dc2fdcf350372d5ca5615","last_reissued_at":"2026-05-18T04:05:03.485203Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:05:03.485203Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Realistic limits on the nonlocality of an N-partite single-photon superposition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Amine Laghaout, Gunnar Bj\\\"ork, Ulrik L. Andersen","submitted_at":"2011-10-26T14:43:21Z","abstract_excerpt":"A recent paper [L. Heaney, A. Cabello, M. F. Santos, and V. Vedral, New Journal of Physics, 13, 053054 (2011)] revealed that a single quantum symmetrically delocalized over N modes, namely a W state, effectively allows for all-versus-nothing proofs of nonlocality in the limit of large N. Ideally, this finding opens up the possibility of using the robustness of the W states while realizing the nonlocal behavior previously thought to be exclusive to the more complex class of Greenberger-Horne-Zeilinger (GHZ) states. We show that in practice, however, the slightest decoherence or inefficiency of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.5802","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":"1110.5802","created_at":"2026-05-18T04:05:03.485302+00:00"},{"alias_kind":"arxiv_version","alias_value":"1110.5802v2","created_at":"2026-05-18T04:05:03.485302+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.5802","created_at":"2026-05-18T04:05:03.485302+00:00"},{"alias_kind":"pith_short_12","alias_value":"C2XBJZQ3G4JP","created_at":"2026-05-18T12:26:24.575870+00:00"},{"alias_kind":"pith_short_16","alias_value":"C2XBJZQ3G4JPCF3Q","created_at":"2026-05-18T12:26:24.575870+00:00"},{"alias_kind":"pith_short_8","alias_value":"C2XBJZQ3","created_at":"2026-05-18T12:26:24.575870+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/C2XBJZQ3G4JPCF3QABMMRELJU2","json":"https://pith.science/pith/C2XBJZQ3G4JPCF3QABMMRELJU2.json","graph_json":"https://pith.science/api/pith-number/C2XBJZQ3G4JPCF3QABMMRELJU2/graph.json","events_json":"https://pith.science/api/pith-number/C2XBJZQ3G4JPCF3QABMMRELJU2/events.json","paper":"https://pith.science/paper/C2XBJZQ3"},"agent_actions":{"view_html":"https://pith.science/pith/C2XBJZQ3G4JPCF3QABMMRELJU2","download_json":"https://pith.science/pith/C2XBJZQ3G4JPCF3QABMMRELJU2.json","view_paper":"https://pith.science/paper/C2XBJZQ3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1110.5802&json=true","fetch_graph":"https://pith.science/api/pith-number/C2XBJZQ3G4JPCF3QABMMRELJU2/graph.json","fetch_events":"https://pith.science/api/pith-number/C2XBJZQ3G4JPCF3QABMMRELJU2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/C2XBJZQ3G4JPCF3QABMMRELJU2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/C2XBJZQ3G4JPCF3QABMMRELJU2/action/storage_attestation","attest_author":"https://pith.science/pith/C2XBJZQ3G4JPCF3QABMMRELJU2/action/author_attestation","sign_citation":"https://pith.science/pith/C2XBJZQ3G4JPCF3QABMMRELJU2/action/citation_signature","submit_replication":"https://pith.science/pith/C2XBJZQ3G4JPCF3QABMMRELJU2/action/replication_record"}},"created_at":"2026-05-18T04:05:03.485302+00:00","updated_at":"2026-05-18T04:05:03.485302+00:00"}