{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:QCV2HPOR5SAZNS6ESEUY467OAJ","short_pith_number":"pith:QCV2HPOR","canonical_record":{"source":{"id":"1203.4940","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-03-22T09:59:06Z","cross_cats_sorted":[],"title_canon_sha256":"577ee3fee770e96387af9bcb0d5210dd2cda4d54d8b2838f500cc447437e8313","abstract_canon_sha256":"7609c540503db4f43d9cdc0a0289e56fc29c51c069e9514d75da09ff3b881486"},"schema_version":"1.0"},"canonical_sha256":"80aba3bdd1ec8196cbc491298e7bee027de2d69d9dd88fe5de14100fe2eef553","source":{"kind":"arxiv","id":"1203.4940","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.4940","created_at":"2026-05-18T03:59:28Z"},{"alias_kind":"arxiv_version","alias_value":"1203.4940v1","created_at":"2026-05-18T03:59:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.4940","created_at":"2026-05-18T03:59:28Z"},{"alias_kind":"pith_short_12","alias_value":"QCV2HPOR5SAZ","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_16","alias_value":"QCV2HPOR5SAZNS6E","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_8","alias_value":"QCV2HPOR","created_at":"2026-05-18T12:27:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:QCV2HPOR5SAZNS6ESEUY467OAJ","target":"record","payload":{"canonical_record":{"source":{"id":"1203.4940","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-03-22T09:59:06Z","cross_cats_sorted":[],"title_canon_sha256":"577ee3fee770e96387af9bcb0d5210dd2cda4d54d8b2838f500cc447437e8313","abstract_canon_sha256":"7609c540503db4f43d9cdc0a0289e56fc29c51c069e9514d75da09ff3b881486"},"schema_version":"1.0"},"canonical_sha256":"80aba3bdd1ec8196cbc491298e7bee027de2d69d9dd88fe5de14100fe2eef553","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:59:28.313795Z","signature_b64":"hwUToLmXlUI7ldEXas6KJV2kLMZdZH3QLpovo5hfahNYEfL9oWbHmzHRQ5/g3+aNZ6YrJuHQdUfnEfvA+GsmBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"80aba3bdd1ec8196cbc491298e7bee027de2d69d9dd88fe5de14100fe2eef553","last_reissued_at":"2026-05-18T03:59:28.313124Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:59:28.313124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1203.4940","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:59:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gjobmjcxWrB2FzZvwReBqnnT6vx1aJCBgN9bBfLB8joyv9i8R6QLldhZ5GKyiubc0LDK/OwYOTLUvltP2flSCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T14:51:30.096967Z"},"content_sha256":"41e77b4f107cadc5d9c476280b7bd5cc3726fa86dfb1237ade4c644d67110016","schema_version":"1.0","event_id":"sha256:41e77b4f107cadc5d9c476280b7bd5cc3726fa86dfb1237ade4c644d67110016"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:QCV2HPOR5SAZNS6ESEUY467OAJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Long term performance of the SwissQuantum quantum key distribution network in a field environment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"A. Rochas, B. Clausen, D. Perroud, D. Stucki, F. Buntschu, G. Litzistorf, G. Ribordy, H. Zbinden, J.-B. Page, J. Tavares, L. Henzen, L. Monat, M. Legre, N. Felber, N. Gisin, N. Walenta, P. Junod, P. Monbaron, P. Trinkler, R. Thew, R. Voirol, S. Robyr, S. Ventura","submitted_at":"2012-03-22T09:59:06Z","abstract_excerpt":"In this paper, we report on the performance of the SwissQuantum quantum key distribution (QKD) network. The network was installed in the Geneva metropolitan area and run for more than one and a half years, from the end of March 2009 to the beginning of January 2011. The main goal of this experiment was to test the reliability of the quantum layer over a long period of time in a production environment. A key management layer has been developed to manage the key between the three nodes of the network. This QKD-secure network was used by end-users through an application layer."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.4940","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:59:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"41L2BvT8PPspjZ2PC/no46/fUpXj1grg7sN6ExFyacZkrH1AwN+chCbtwGWwWOn/0MaKr1pVEDXpKwayLVDJDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T14:51:30.097362Z"},"content_sha256":"fc10ae0f0cbaa1f79c8c0518a08d872554badc9a2d051b7c2b5fe03dfdf0a768","schema_version":"1.0","event_id":"sha256:fc10ae0f0cbaa1f79c8c0518a08d872554badc9a2d051b7c2b5fe03dfdf0a768"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QCV2HPOR5SAZNS6ESEUY467OAJ/bundle.json","state_url":"https://pith.science/pith/QCV2HPOR5SAZNS6ESEUY467OAJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QCV2HPOR5SAZNS6ESEUY467OAJ/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-23T14:51:30Z","links":{"resolver":"https://pith.science/pith/QCV2HPOR5SAZNS6ESEUY467OAJ","bundle":"https://pith.science/pith/QCV2HPOR5SAZNS6ESEUY467OAJ/bundle.json","state":"https://pith.science/pith/QCV2HPOR5SAZNS6ESEUY467OAJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QCV2HPOR5SAZNS6ESEUY467OAJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:QCV2HPOR5SAZNS6ESEUY467OAJ","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"7609c540503db4f43d9cdc0a0289e56fc29c51c069e9514d75da09ff3b881486","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-03-22T09:59:06Z","title_canon_sha256":"577ee3fee770e96387af9bcb0d5210dd2cda4d54d8b2838f500cc447437e8313"},"schema_version":"1.0","source":{"id":"1203.4940","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.4940","created_at":"2026-05-18T03:59:28Z"},{"alias_kind":"arxiv_version","alias_value":"1203.4940v1","created_at":"2026-05-18T03:59:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.4940","created_at":"2026-05-18T03:59:28Z"},{"alias_kind":"pith_short_12","alias_value":"QCV2HPOR5SAZ","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_16","alias_value":"QCV2HPOR5SAZNS6E","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_8","alias_value":"QCV2HPOR","created_at":"2026-05-18T12:27:18Z"}],"graph_snapshots":[{"event_id":"sha256:fc10ae0f0cbaa1f79c8c0518a08d872554badc9a2d051b7c2b5fe03dfdf0a768","target":"graph","created_at":"2026-05-18T03:59:28Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"In this paper, we report on the performance of the SwissQuantum quantum key distribution (QKD) network. The network was installed in the Geneva metropolitan area and run for more than one and a half years, from the end of March 2009 to the beginning of January 2011. The main goal of this experiment was to test the reliability of the quantum layer over a long period of time in a production environment. A key management layer has been developed to manage the key between the three nodes of the network. This QKD-secure network was used by end-users through an application layer.","authors_text":"A. Rochas, B. Clausen, D. Perroud, D. Stucki, F. Buntschu, G. Litzistorf, G. Ribordy, H. Zbinden, J.-B. Page, J. Tavares, L. Henzen, L. Monat, M. Legre, N. Felber, N. Gisin, N. Walenta, P. Junod, P. Monbaron, P. Trinkler, R. Thew, R. Voirol, S. Robyr, S. Ventura","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-03-22T09:59:06Z","title":"Long term performance of the SwissQuantum quantum key distribution network in a field environment"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.4940","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:41e77b4f107cadc5d9c476280b7bd5cc3726fa86dfb1237ade4c644d67110016","target":"record","created_at":"2026-05-18T03:59:28Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"7609c540503db4f43d9cdc0a0289e56fc29c51c069e9514d75da09ff3b881486","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-03-22T09:59:06Z","title_canon_sha256":"577ee3fee770e96387af9bcb0d5210dd2cda4d54d8b2838f500cc447437e8313"},"schema_version":"1.0","source":{"id":"1203.4940","kind":"arxiv","version":1}},"canonical_sha256":"80aba3bdd1ec8196cbc491298e7bee027de2d69d9dd88fe5de14100fe2eef553","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"80aba3bdd1ec8196cbc491298e7bee027de2d69d9dd88fe5de14100fe2eef553","first_computed_at":"2026-05-18T03:59:28.313124Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:59:28.313124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hwUToLmXlUI7ldEXas6KJV2kLMZdZH3QLpovo5hfahNYEfL9oWbHmzHRQ5/g3+aNZ6YrJuHQdUfnEfvA+GsmBA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:59:28.313795Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.4940","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:41e77b4f107cadc5d9c476280b7bd5cc3726fa86dfb1237ade4c644d67110016","sha256:fc10ae0f0cbaa1f79c8c0518a08d872554badc9a2d051b7c2b5fe03dfdf0a768"],"state_sha256":"8a1eb5cf9c10ca2e522ed53d40389b26ba2c3e4f7ed5fe8c548645c4a8a2677c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y6QKaT4t81qYOAHLBaOGYXoGOVHYSLcibiLjWxmy86/DHTB4Ovywn/3a0W2QUT3Lk59HXDCBaPPwI6NBKzQ3Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T14:51:30.099456Z","bundle_sha256":"bb92c9bf6309ba707a996caa4313b160694a7a93e400079ff8c73df5460c8b06"}}