{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1999:2W2GXU3KMHJUKCHX2CFEAMYIYC","short_pith_number":"pith:2W2GXU3K","schema_version":"1.0","canonical_sha256":"d5b46bd36a61d34508f7d08a403308c083a416c6dfee8109bf955041d97c1825","source":{"kind":"arxiv","id":"quant-ph/9905056","version":2},"attestation_state":"computed","paper":{"title":"Fast and User-friendly Quantum Key Distribution","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Gregoire Ribordy, Hugo Zbinden, Jean-Daniel Gautier, Nicolas Gisin, Olivier Guinnard","submitted_at":"1999-05-18T15:08:11Z","abstract_excerpt":"Some guidelines for the comparison of different quantum key distribution experiments are proposed. An improved 'plug & play' interferometric system allowing fast key exchange is then introduced. Self-alignment and compensation of birefringence remain. Original electronics implementing the BB84 protocol and allowing user-friendly operation is presented. Key creation with 0.1 photon per pulse at a rate of 486 Hz with a 5.4% QBER - corresponding to a net rate of 210Hz - over a 23 Km installed cable was performed."},"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":"quant-ph/9905056","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"1999-05-18T15:08:11Z","cross_cats_sorted":[],"title_canon_sha256":"9cff8858c3d7f8f69203aa887c3baccc582aaa8f240f567ac2c990dd2e4c23e5","abstract_canon_sha256":"857d8efac730da35d7a21900128383b90cc07c9c7bd7abebc73c7c6acf7d027f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:37:52.509581Z","signature_b64":"Ai1jaStzWx0EARtXN0c04jSrrYsilZHgAt6hY8BMhbIrZTpAXoEZjr7M76skqCwMKLxMcY+uF+8ZhCfnExDMBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d5b46bd36a61d34508f7d08a403308c083a416c6dfee8109bf955041d97c1825","last_reissued_at":"2026-05-18T01:37:52.508928Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:37:52.508928Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fast and User-friendly Quantum Key Distribution","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Gregoire Ribordy, Hugo Zbinden, Jean-Daniel Gautier, Nicolas Gisin, Olivier Guinnard","submitted_at":"1999-05-18T15:08:11Z","abstract_excerpt":"Some guidelines for the comparison of different quantum key distribution experiments are proposed. An improved 'plug & play' interferometric system allowing fast key exchange is then introduced. Self-alignment and compensation of birefringence remain. Original electronics implementing the BB84 protocol and allowing user-friendly operation is presented. Key creation with 0.1 photon per pulse at a rate of 486 Hz with a 5.4% QBER - corresponding to a net rate of 210Hz - over a 23 Km installed cable was performed."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/9905056","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":"quant-ph/9905056","created_at":"2026-05-18T01:37:52.509034+00:00"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/9905056v2","created_at":"2026-05-18T01:37:52.509034+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/9905056","created_at":"2026-05-18T01:37:52.509034+00:00"},{"alias_kind":"pith_short_12","alias_value":"2W2GXU3KMHJU","created_at":"2026-05-18T12:25:49.038998+00:00"},{"alias_kind":"pith_short_16","alias_value":"2W2GXU3KMHJUKCHX","created_at":"2026-05-18T12:25:49.038998+00:00"},{"alias_kind":"pith_short_8","alias_value":"2W2GXU3K","created_at":"2026-05-18T12:25:49.038998+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/2W2GXU3KMHJUKCHX2CFEAMYIYC","json":"https://pith.science/pith/2W2GXU3KMHJUKCHX2CFEAMYIYC.json","graph_json":"https://pith.science/api/pith-number/2W2GXU3KMHJUKCHX2CFEAMYIYC/graph.json","events_json":"https://pith.science/api/pith-number/2W2GXU3KMHJUKCHX2CFEAMYIYC/events.json","paper":"https://pith.science/paper/2W2GXU3K"},"agent_actions":{"view_html":"https://pith.science/pith/2W2GXU3KMHJUKCHX2CFEAMYIYC","download_json":"https://pith.science/pith/2W2GXU3KMHJUKCHX2CFEAMYIYC.json","view_paper":"https://pith.science/paper/2W2GXU3K","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=quant-ph/9905056&json=true","fetch_graph":"https://pith.science/api/pith-number/2W2GXU3KMHJUKCHX2CFEAMYIYC/graph.json","fetch_events":"https://pith.science/api/pith-number/2W2GXU3KMHJUKCHX2CFEAMYIYC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2W2GXU3KMHJUKCHX2CFEAMYIYC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2W2GXU3KMHJUKCHX2CFEAMYIYC/action/storage_attestation","attest_author":"https://pith.science/pith/2W2GXU3KMHJUKCHX2CFEAMYIYC/action/author_attestation","sign_citation":"https://pith.science/pith/2W2GXU3KMHJUKCHX2CFEAMYIYC/action/citation_signature","submit_replication":"https://pith.science/pith/2W2GXU3KMHJUKCHX2CFEAMYIYC/action/replication_record"}},"created_at":"2026-05-18T01:37:52.509034+00:00","updated_at":"2026-05-18T01:37:52.509034+00:00"}