{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:I7WXJ5PT2WX23CYHFCLC7RDNNX","short_pith_number":"pith:I7WXJ5PT","schema_version":"1.0","canonical_sha256":"47ed74f5f3d5afad8b0728962fc46d6dd91086c619b2b5a60df4b9d0fdb434f7","source":{"kind":"arxiv","id":"1311.0825","version":2},"attestation_state":"computed","paper":{"title":"Unconditional Security of Time-energy Entanglement Quantum Key Distribution using Dual-basis Interferometry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Dirk Englund, Franco N. C. Wong, Jacob Mower, Jeffrey H. Shapiro, Zheshen Zhang","submitted_at":"2013-11-04T19:49:59Z","abstract_excerpt":"High-dimensional quantum key distribution (HDQKD) offers the possibility of high secure-key rate with high photon-information efficiency. We consider HDQKD based on the time-energy entanglement produced by spontaneous parametric downconversion, and show that it is secure against collective attacks. Its security rests upon visibility data -- obtained from Franson and conjugate-Franson interferometers -- that probe photon-pair frequency correlations and arrival-time correlations. From these measurements an upper bound can be established on the eavesdropper's Holevo information by translating the"},"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":"1311.0825","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-11-04T19:49:59Z","cross_cats_sorted":[],"title_canon_sha256":"60c38a6c2cfb504717c9a7427421063dd195dd01318cb01ec3bedaff94400ca0","abstract_canon_sha256":"fa89b15c854c1b3f2f2db10c5b272ab94edbb0a790a7e2b7240daf9f17fa7fde"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:39.268236Z","signature_b64":"3JSzmzrOqbzHT4dyETtYw18lKUdS7vYiXlymZYaZLFf23IpUANeJflXCMl+iokHM02IaQf2Lc/I3qvyXL6/+CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"47ed74f5f3d5afad8b0728962fc46d6dd91086c619b2b5a60df4b9d0fdb434f7","last_reissued_at":"2026-05-18T01:46:39.267756Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:39.267756Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Unconditional Security of Time-energy Entanglement Quantum Key Distribution using Dual-basis Interferometry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Dirk Englund, Franco N. C. Wong, Jacob Mower, Jeffrey H. Shapiro, Zheshen Zhang","submitted_at":"2013-11-04T19:49:59Z","abstract_excerpt":"High-dimensional quantum key distribution (HDQKD) offers the possibility of high secure-key rate with high photon-information efficiency. We consider HDQKD based on the time-energy entanglement produced by spontaneous parametric downconversion, and show that it is secure against collective attacks. Its security rests upon visibility data -- obtained from Franson and conjugate-Franson interferometers -- that probe photon-pair frequency correlations and arrival-time correlations. From these measurements an upper bound can be established on the eavesdropper's Holevo information by translating the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.0825","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":"1311.0825","created_at":"2026-05-18T01:46:39.267835+00:00"},{"alias_kind":"arxiv_version","alias_value":"1311.0825v2","created_at":"2026-05-18T01:46:39.267835+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.0825","created_at":"2026-05-18T01:46:39.267835+00:00"},{"alias_kind":"pith_short_12","alias_value":"I7WXJ5PT2WX2","created_at":"2026-05-18T12:27:46.883200+00:00"},{"alias_kind":"pith_short_16","alias_value":"I7WXJ5PT2WX23CYH","created_at":"2026-05-18T12:27:46.883200+00:00"},{"alias_kind":"pith_short_8","alias_value":"I7WXJ5PT","created_at":"2026-05-18T12:27:46.883200+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/I7WXJ5PT2WX23CYHFCLC7RDNNX","json":"https://pith.science/pith/I7WXJ5PT2WX23CYHFCLC7RDNNX.json","graph_json":"https://pith.science/api/pith-number/I7WXJ5PT2WX23CYHFCLC7RDNNX/graph.json","events_json":"https://pith.science/api/pith-number/I7WXJ5PT2WX23CYHFCLC7RDNNX/events.json","paper":"https://pith.science/paper/I7WXJ5PT"},"agent_actions":{"view_html":"https://pith.science/pith/I7WXJ5PT2WX23CYHFCLC7RDNNX","download_json":"https://pith.science/pith/I7WXJ5PT2WX23CYHFCLC7RDNNX.json","view_paper":"https://pith.science/paper/I7WXJ5PT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1311.0825&json=true","fetch_graph":"https://pith.science/api/pith-number/I7WXJ5PT2WX23CYHFCLC7RDNNX/graph.json","fetch_events":"https://pith.science/api/pith-number/I7WXJ5PT2WX23CYHFCLC7RDNNX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/I7WXJ5PT2WX23CYHFCLC7RDNNX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/I7WXJ5PT2WX23CYHFCLC7RDNNX/action/storage_attestation","attest_author":"https://pith.science/pith/I7WXJ5PT2WX23CYHFCLC7RDNNX/action/author_attestation","sign_citation":"https://pith.science/pith/I7WXJ5PT2WX23CYHFCLC7RDNNX/action/citation_signature","submit_replication":"https://pith.science/pith/I7WXJ5PT2WX23CYHFCLC7RDNNX/action/replication_record"}},"created_at":"2026-05-18T01:46:39.267835+00:00","updated_at":"2026-05-18T01:46:39.267835+00:00"}