{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:VPDTNGEV4R2SDUVRVPWJ7HTRIM","short_pith_number":"pith:VPDTNGEV","schema_version":"1.0","canonical_sha256":"abc7369895e47521d2b1abec9f9e71430a15bf26866d37c95d129672d5f5a0f0","source":{"kind":"arxiv","id":"1303.7138","version":1},"attestation_state":"computed","paper":{"title":"Unequivocal differentiation of coherent and chaotic light through interferometric photon correlation measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"Alexios Beveratos, Armand Lebreton, Isabelle Robert-Philip, Isabelle Sagnes, Izo Abram, R\\'emy Braive","submitted_at":"2013-03-28T14:49:35Z","abstract_excerpt":"We present a novel experimental technique that can differentiate unequivocally between chaotic light and coherent light with amplitude fluctuations, and thus permits to characterize unambiguously the output of a laser. This technique consists of measuring the second-order intensity cross-correlation at the outputs of an unbalanced Michelson interferometer. It is applied to a chaotic light source and to the output of a semiconductor nanolaser whose \"standard\" intensity correlation function above-threshold displays values compatible with a mixture of coherent and chaotic light. Our experimental "},"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":"1303.7138","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-03-28T14:49:35Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"020d8e31570a98a54fa0a64b3ae94d964f1530191e8ff0f3a2c63567bdf94766","abstract_canon_sha256":"9b88116db19a63b71208930b32d4cab8a80124ebb24be9bb6cf265017a7810ff"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:51.532171Z","signature_b64":"DUT3QH7rQ5OrWObaFxDOBF/DeBACEukImkOuNa7sWeP8OOZ15Deu6iFtgNB8IxQpT3JqPC1lc5eaqxRlutOkAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"abc7369895e47521d2b1abec9f9e71430a15bf26866d37c95d129672d5f5a0f0","last_reissued_at":"2026-05-18T01:50:51.531557Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:51.531557Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Unequivocal differentiation of coherent and chaotic light through interferometric photon correlation measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"Alexios Beveratos, Armand Lebreton, Isabelle Robert-Philip, Isabelle Sagnes, Izo Abram, R\\'emy Braive","submitted_at":"2013-03-28T14:49:35Z","abstract_excerpt":"We present a novel experimental technique that can differentiate unequivocally between chaotic light and coherent light with amplitude fluctuations, and thus permits to characterize unambiguously the output of a laser. This technique consists of measuring the second-order intensity cross-correlation at the outputs of an unbalanced Michelson interferometer. It is applied to a chaotic light source and to the output of a semiconductor nanolaser whose \"standard\" intensity correlation function above-threshold displays values compatible with a mixture of coherent and chaotic light. Our experimental "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.7138","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":"1303.7138","created_at":"2026-05-18T01:50:51.531635+00:00"},{"alias_kind":"arxiv_version","alias_value":"1303.7138v1","created_at":"2026-05-18T01:50:51.531635+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.7138","created_at":"2026-05-18T01:50:51.531635+00:00"},{"alias_kind":"pith_short_12","alias_value":"VPDTNGEV4R2S","created_at":"2026-05-18T12:28:04.890932+00:00"},{"alias_kind":"pith_short_16","alias_value":"VPDTNGEV4R2SDUVR","created_at":"2026-05-18T12:28:04.890932+00:00"},{"alias_kind":"pith_short_8","alias_value":"VPDTNGEV","created_at":"2026-05-18T12:28:04.890932+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/VPDTNGEV4R2SDUVRVPWJ7HTRIM","json":"https://pith.science/pith/VPDTNGEV4R2SDUVRVPWJ7HTRIM.json","graph_json":"https://pith.science/api/pith-number/VPDTNGEV4R2SDUVRVPWJ7HTRIM/graph.json","events_json":"https://pith.science/api/pith-number/VPDTNGEV4R2SDUVRVPWJ7HTRIM/events.json","paper":"https://pith.science/paper/VPDTNGEV"},"agent_actions":{"view_html":"https://pith.science/pith/VPDTNGEV4R2SDUVRVPWJ7HTRIM","download_json":"https://pith.science/pith/VPDTNGEV4R2SDUVRVPWJ7HTRIM.json","view_paper":"https://pith.science/paper/VPDTNGEV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1303.7138&json=true","fetch_graph":"https://pith.science/api/pith-number/VPDTNGEV4R2SDUVRVPWJ7HTRIM/graph.json","fetch_events":"https://pith.science/api/pith-number/VPDTNGEV4R2SDUVRVPWJ7HTRIM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VPDTNGEV4R2SDUVRVPWJ7HTRIM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VPDTNGEV4R2SDUVRVPWJ7HTRIM/action/storage_attestation","attest_author":"https://pith.science/pith/VPDTNGEV4R2SDUVRVPWJ7HTRIM/action/author_attestation","sign_citation":"https://pith.science/pith/VPDTNGEV4R2SDUVRVPWJ7HTRIM/action/citation_signature","submit_replication":"https://pith.science/pith/VPDTNGEV4R2SDUVRVPWJ7HTRIM/action/replication_record"}},"created_at":"2026-05-18T01:50:51.531635+00:00","updated_at":"2026-05-18T01:50:51.531635+00:00"}