{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:NG5T5FZNLUKQ4WMJCYCOXDH2TQ","short_pith_number":"pith:NG5T5FZN","canonical_record":{"source":{"id":"1503.05499","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-03-18T17:26:32Z","cross_cats_sorted":[],"title_canon_sha256":"e35afc33bcad89d01162fbad9d896cdc5683bf289918275a1dd00dffc1e99e02","abstract_canon_sha256":"4f8c4c3663b33cc8a7eddcb1eeb7ae390ee997c640840b7169593efae2ff3eb2"},"schema_version":"1.0"},"canonical_sha256":"69bb3e972d5d150e59891604eb8cfa9c22a0110305013345a1e75f6709022838","source":{"kind":"arxiv","id":"1503.05499","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.05499","created_at":"2026-05-18T01:27:24Z"},{"alias_kind":"arxiv_version","alias_value":"1503.05499v1","created_at":"2026-05-18T01:27:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.05499","created_at":"2026-05-18T01:27:24Z"},{"alias_kind":"pith_short_12","alias_value":"NG5T5FZNLUKQ","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"NG5T5FZNLUKQ4WMJ","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"NG5T5FZN","created_at":"2026-05-18T12:29:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:NG5T5FZNLUKQ4WMJCYCOXDH2TQ","target":"record","payload":{"canonical_record":{"source":{"id":"1503.05499","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-03-18T17:26:32Z","cross_cats_sorted":[],"title_canon_sha256":"e35afc33bcad89d01162fbad9d896cdc5683bf289918275a1dd00dffc1e99e02","abstract_canon_sha256":"4f8c4c3663b33cc8a7eddcb1eeb7ae390ee997c640840b7169593efae2ff3eb2"},"schema_version":"1.0"},"canonical_sha256":"69bb3e972d5d150e59891604eb8cfa9c22a0110305013345a1e75f6709022838","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:27:24.090578Z","signature_b64":"ZfHFwY949R8fLYwYqmByBEsrY8SOOq3SizDWnpEJT+lsfXFcwz/G2p2CAZbvwkTlZRDfC1oQGBCGelMQTEDoDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"69bb3e972d5d150e59891604eb8cfa9c22a0110305013345a1e75f6709022838","last_reissued_at":"2026-05-18T01:27:24.090136Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:27:24.090136Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1503.05499","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":"2026-05-18T01:27:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sVxW4aN/rjguGr+lQEZ02lh8bE4Q1nmCvlh65zaJgYflyqPy5ziq420smKfqOO6ZeLVYw+iHRDYZ7dQTk0bvDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T23:25:44.127784Z"},"content_sha256":"55046d5783ca00efa2c0b0e9f1f08bc0ddba3a3c4f29fbefb65ee877d735d8ca","schema_version":"1.0","event_id":"sha256:55046d5783ca00efa2c0b0e9f1f08bc0ddba3a3c4f29fbefb65ee877d735d8ca"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:NG5T5FZNLUKQ4WMJCYCOXDH2TQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experimental Quantum Fingerprinting","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Chen Feng, Feihu Xu, Hoi-Kwong Lo, Juan Miguel Arrazola, Kejin Wei, Norbert L\\\"utkenhaus, Pablo Palacios-Avila, Shihan Sajeed, Wenyuan Wang","submitted_at":"2015-03-18T17:26:32Z","abstract_excerpt":"Quantum communication holds the promise of creating disruptive technologies that will play an essential role in future communication networks. For example, the study of quantum communication complexity has shown that quantum communication allows exponential reductions in the information that must be transmitted to solve distributed computational tasks. Recently, protocols that realize this advantage using optical implementations have been proposed. Here we report a proof of concept experimental demonstration of a quantum fingerprinting system that is capable of transmitting less information th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.05499","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":"2026-05-18T01:27:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GVgQgOXfhymLGIYrPfOnTnKuUswT7984vh2kJ3Kfia5KyXuJ/EolbziuyvXYV8tYtv+f5GS126Jw2T0Qp8iiCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T23:25:44.128443Z"},"content_sha256":"52ff945ad2e57020ce76bfff3c228494007d6e12689907b6f5f20e083aaafd24","schema_version":"1.0","event_id":"sha256:52ff945ad2e57020ce76bfff3c228494007d6e12689907b6f5f20e083aaafd24"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NG5T5FZNLUKQ4WMJCYCOXDH2TQ/bundle.json","state_url":"https://pith.science/pith/NG5T5FZNLUKQ4WMJCYCOXDH2TQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NG5T5FZNLUKQ4WMJCYCOXDH2TQ/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":"2026-05-27T23:25:44Z","links":{"resolver":"https://pith.science/pith/NG5T5FZNLUKQ4WMJCYCOXDH2TQ","bundle":"https://pith.science/pith/NG5T5FZNLUKQ4WMJCYCOXDH2TQ/bundle.json","state":"https://pith.science/pith/NG5T5FZNLUKQ4WMJCYCOXDH2TQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NG5T5FZNLUKQ4WMJCYCOXDH2TQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:NG5T5FZNLUKQ4WMJCYCOXDH2TQ","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":"4f8c4c3663b33cc8a7eddcb1eeb7ae390ee997c640840b7169593efae2ff3eb2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-03-18T17:26:32Z","title_canon_sha256":"e35afc33bcad89d01162fbad9d896cdc5683bf289918275a1dd00dffc1e99e02"},"schema_version":"1.0","source":{"id":"1503.05499","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.05499","created_at":"2026-05-18T01:27:24Z"},{"alias_kind":"arxiv_version","alias_value":"1503.05499v1","created_at":"2026-05-18T01:27:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.05499","created_at":"2026-05-18T01:27:24Z"},{"alias_kind":"pith_short_12","alias_value":"NG5T5FZNLUKQ","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"NG5T5FZNLUKQ4WMJ","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"NG5T5FZN","created_at":"2026-05-18T12:29:32Z"}],"graph_snapshots":[{"event_id":"sha256:52ff945ad2e57020ce76bfff3c228494007d6e12689907b6f5f20e083aaafd24","target":"graph","created_at":"2026-05-18T01:27:24Z","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":"Quantum communication holds the promise of creating disruptive technologies that will play an essential role in future communication networks. For example, the study of quantum communication complexity has shown that quantum communication allows exponential reductions in the information that must be transmitted to solve distributed computational tasks. Recently, protocols that realize this advantage using optical implementations have been proposed. Here we report a proof of concept experimental demonstration of a quantum fingerprinting system that is capable of transmitting less information th","authors_text":"Chen Feng, Feihu Xu, Hoi-Kwong Lo, Juan Miguel Arrazola, Kejin Wei, Norbert L\\\"utkenhaus, Pablo Palacios-Avila, Shihan Sajeed, Wenyuan Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-03-18T17:26:32Z","title":"Experimental Quantum Fingerprinting"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.05499","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":"sha256:55046d5783ca00efa2c0b0e9f1f08bc0ddba3a3c4f29fbefb65ee877d735d8ca","target":"record","created_at":"2026-05-18T01:27:24Z","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":"4f8c4c3663b33cc8a7eddcb1eeb7ae390ee997c640840b7169593efae2ff3eb2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-03-18T17:26:32Z","title_canon_sha256":"e35afc33bcad89d01162fbad9d896cdc5683bf289918275a1dd00dffc1e99e02"},"schema_version":"1.0","source":{"id":"1503.05499","kind":"arxiv","version":1}},"canonical_sha256":"69bb3e972d5d150e59891604eb8cfa9c22a0110305013345a1e75f6709022838","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"69bb3e972d5d150e59891604eb8cfa9c22a0110305013345a1e75f6709022838","first_computed_at":"2026-05-18T01:27:24.090136Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:27:24.090136Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZfHFwY949R8fLYwYqmByBEsrY8SOOq3SizDWnpEJT+lsfXFcwz/G2p2CAZbvwkTlZRDfC1oQGBCGelMQTEDoDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:27:24.090578Z","signed_message":"canonical_sha256_bytes"},"source_id":"1503.05499","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:55046d5783ca00efa2c0b0e9f1f08bc0ddba3a3c4f29fbefb65ee877d735d8ca","sha256:52ff945ad2e57020ce76bfff3c228494007d6e12689907b6f5f20e083aaafd24"],"state_sha256":"a8513afc8ae4dcf36915402356f50143d0f77d5b67e00602dab637b49f871f57"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9N0d3mlsybUZSCjuIrRTOId2qIbTYgMOQLjhSxDI+IY9QWBT/887gW2NWP/MvM6kcXU5hBrE6dFPDeNrGhloBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T23:25:44.131816Z","bundle_sha256":"03a88d8c370db1a170f89d908ad405746d87520738d9cb3c720a6e15b8a377fb"}}