{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:NYZ7VVGMBYP7MJK5EKU2MO3GD6","short_pith_number":"pith:NYZ7VVGM","schema_version":"1.0","canonical_sha256":"6e33fad4cc0e1ff6255d22a9a63b661f81e07446752a3d59e7c5143318f7b8cc","source":{"kind":"arxiv","id":"1712.07259","version":2},"attestation_state":"computed","paper":{"title":"Optical nonclassicality test based on third-order intensity correlations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"C. Di Franco, L. Rigovacca, M.S. Kim, W.S. Kolthammer","submitted_at":"2017-12-19T23:35:45Z","abstract_excerpt":"We develop a nonclassicality criterion for the interference of three delayed, but otherwise identical, light fields in a three-mode Bell interferometer. We do so by comparing the prediction of quantum mechanics with those of a classical framework in which independent sources emit electric fields with random phases. In particular, we evaluate third-order correlations among output intensities as a function of the delays, and show how the presence of a correlation revival for small delays cannot be explained by the classical model of light. The observation of a revival is thus a nonclassicality s"},"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":"1712.07259","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-12-19T23:35:45Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"92e89d9ee6a8bf7bcced7b34b2d5142839fc722285d367e36648d39ea09d40a4","abstract_canon_sha256":"b1f0f37db5aa508d7f3c9d2bdfb3b975aba42fc8ac914dfb7ebdc3aaeee0c9fb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:21:34.385803Z","signature_b64":"zmOGxtZkY7XzVwUtjrn7mj6Ic1aBnotr8MK6h3w058qI3eyamvLejJHmGQ2c/Hq+KEFOZDKmSrMN9MLfhEj3CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6e33fad4cc0e1ff6255d22a9a63b661f81e07446752a3d59e7c5143318f7b8cc","last_reissued_at":"2026-05-18T00:21:34.385301Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:21:34.385301Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Optical nonclassicality test based on third-order intensity correlations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"C. Di Franco, L. Rigovacca, M.S. Kim, W.S. Kolthammer","submitted_at":"2017-12-19T23:35:45Z","abstract_excerpt":"We develop a nonclassicality criterion for the interference of three delayed, but otherwise identical, light fields in a three-mode Bell interferometer. We do so by comparing the prediction of quantum mechanics with those of a classical framework in which independent sources emit electric fields with random phases. In particular, we evaluate third-order correlations among output intensities as a function of the delays, and show how the presence of a correlation revival for small delays cannot be explained by the classical model of light. The observation of a revival is thus a nonclassicality s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.07259","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":"1712.07259","created_at":"2026-05-18T00:21:34.385392+00:00"},{"alias_kind":"arxiv_version","alias_value":"1712.07259v2","created_at":"2026-05-18T00:21:34.385392+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.07259","created_at":"2026-05-18T00:21:34.385392+00:00"},{"alias_kind":"pith_short_12","alias_value":"NYZ7VVGMBYP7","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_16","alias_value":"NYZ7VVGMBYP7MJK5","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_8","alias_value":"NYZ7VVGM","created_at":"2026-05-18T12:31:34.259226+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/NYZ7VVGMBYP7MJK5EKU2MO3GD6","json":"https://pith.science/pith/NYZ7VVGMBYP7MJK5EKU2MO3GD6.json","graph_json":"https://pith.science/api/pith-number/NYZ7VVGMBYP7MJK5EKU2MO3GD6/graph.json","events_json":"https://pith.science/api/pith-number/NYZ7VVGMBYP7MJK5EKU2MO3GD6/events.json","paper":"https://pith.science/paper/NYZ7VVGM"},"agent_actions":{"view_html":"https://pith.science/pith/NYZ7VVGMBYP7MJK5EKU2MO3GD6","download_json":"https://pith.science/pith/NYZ7VVGMBYP7MJK5EKU2MO3GD6.json","view_paper":"https://pith.science/paper/NYZ7VVGM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1712.07259&json=true","fetch_graph":"https://pith.science/api/pith-number/NYZ7VVGMBYP7MJK5EKU2MO3GD6/graph.json","fetch_events":"https://pith.science/api/pith-number/NYZ7VVGMBYP7MJK5EKU2MO3GD6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NYZ7VVGMBYP7MJK5EKU2MO3GD6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NYZ7VVGMBYP7MJK5EKU2MO3GD6/action/storage_attestation","attest_author":"https://pith.science/pith/NYZ7VVGMBYP7MJK5EKU2MO3GD6/action/author_attestation","sign_citation":"https://pith.science/pith/NYZ7VVGMBYP7MJK5EKU2MO3GD6/action/citation_signature","submit_replication":"https://pith.science/pith/NYZ7VVGMBYP7MJK5EKU2MO3GD6/action/replication_record"}},"created_at":"2026-05-18T00:21:34.385392+00:00","updated_at":"2026-05-18T00:21:34.385392+00:00"}