{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:74UI3DZKE4NHIM34A2YPHSGPZO","short_pith_number":"pith:74UI3DZK","canonical_record":{"source":{"id":"1802.08759","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-02-23T23:08:17Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"c3db6f5bbe2cb2ea0b48190d417fc025a59f5b1aaa5942361d5339a908cb0fb4","abstract_canon_sha256":"953d313e4e99c57ccf69099e8cad0a24f14f813bf7fbba9cf2007a4a6ad8f4ca"},"schema_version":"1.0"},"canonical_sha256":"ff288d8f2a271a74337c06b0f3c8cfcb8de0393345bc4ffb44f1e0bdb4886337","source":{"kind":"arxiv","id":"1802.08759","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1802.08759","created_at":"2026-07-05T02:13:40Z"},{"alias_kind":"arxiv_version","alias_value":"1802.08759v2","created_at":"2026-07-05T02:13:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.08759","created_at":"2026-07-05T02:13:40Z"},{"alias_kind":"pith_short_12","alias_value":"74UI3DZKE4NH","created_at":"2026-07-05T02:13:40Z"},{"alias_kind":"pith_short_16","alias_value":"74UI3DZKE4NHIM34","created_at":"2026-07-05T02:13:40Z"},{"alias_kind":"pith_short_8","alias_value":"74UI3DZK","created_at":"2026-07-05T02:13:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:74UI3DZKE4NHIM34A2YPHSGPZO","target":"record","payload":{"canonical_record":{"source":{"id":"1802.08759","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-02-23T23:08:17Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"c3db6f5bbe2cb2ea0b48190d417fc025a59f5b1aaa5942361d5339a908cb0fb4","abstract_canon_sha256":"953d313e4e99c57ccf69099e8cad0a24f14f813bf7fbba9cf2007a4a6ad8f4ca"},"schema_version":"1.0"},"canonical_sha256":"ff288d8f2a271a74337c06b0f3c8cfcb8de0393345bc4ffb44f1e0bdb4886337","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:13:40.854589Z","signature_b64":"bw3M48OPVQYJCVGodIdFZROl5cGC3wHIDz5XDdiadGCltAlEwCXuMikumycxn5wGPzOeGzXUcOD/4R2c+cVECQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff288d8f2a271a74337c06b0f3c8cfcb8de0393345bc4ffb44f1e0bdb4886337","last_reissued_at":"2026-07-05T02:13:40.854185Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:13:40.854185Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1802.08759","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:13:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cVzNpACKoZd4F9eeP3+UZDk/s3sb8lSWzLmK29lwq3mc/mj54do1Kgzsqas3vR0hzHWJr/Bn1xvnyiDZNHcADg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T11:01:03.848631Z"},"content_sha256":"6de295bfd811b44089dd73fff1bf83260ab21deb3e1404caabf85a62e7837c5d","schema_version":"1.0","event_id":"sha256:6de295bfd811b44089dd73fff1bf83260ab21deb3e1404caabf85a62e7837c5d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:74UI3DZKE4NHIM34A2YPHSGPZO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the possibility of classical client blind quantum computing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cs.CR","authors_text":"Alexandru Cojocaru, Elham Kashefi, L\\'eo Colisson, Petros Wallden","submitted_at":"2018-02-23T23:08:17Z","abstract_excerpt":"We define the functionality of delegated pseudo-secret random qubit generator (PSRQG), where a classical client can instruct the preparation of a sequence of random qubits at some distant party. Their classical description is (computationally) unknown to any other party (including the distant party preparing them) but known to the client. We emphasize the unique feature that no quantum communication is required to implement PSRQG. This enables classical clients to perform a class of quantum communication protocols with only a public classical channel with a quantum server. A key such example i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.08759","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1802.08759/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T02:13:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J7yx84aOGz0Am2TxImTXoMKcAW12Si34tFz7rhq8bnPmvxEydnoGGdrRy+wqoqPG2u2e51Jile+7GwZxDSZmBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T11:01:03.850895Z"},"content_sha256":"690698632d5d1c051baf34d61f56eb564231b3b76c24785058986939724e26b9","schema_version":"1.0","event_id":"sha256:690698632d5d1c051baf34d61f56eb564231b3b76c24785058986939724e26b9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/74UI3DZKE4NHIM34A2YPHSGPZO/bundle.json","state_url":"https://pith.science/pith/74UI3DZKE4NHIM34A2YPHSGPZO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/74UI3DZKE4NHIM34A2YPHSGPZO/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":"2026-08-15T11:01:03Z","links":{"resolver":"https://pith.science/pith/74UI3DZKE4NHIM34A2YPHSGPZO","bundle":"https://pith.science/pith/74UI3DZKE4NHIM34A2YPHSGPZO/bundle.json","state":"https://pith.science/pith/74UI3DZKE4NHIM34A2YPHSGPZO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/74UI3DZKE4NHIM34A2YPHSGPZO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:74UI3DZKE4NHIM34A2YPHSGPZO","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":"953d313e4e99c57ccf69099e8cad0a24f14f813bf7fbba9cf2007a4a6ad8f4ca","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-02-23T23:08:17Z","title_canon_sha256":"c3db6f5bbe2cb2ea0b48190d417fc025a59f5b1aaa5942361d5339a908cb0fb4"},"schema_version":"1.0","source":{"id":"1802.08759","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1802.08759","created_at":"2026-07-05T02:13:40Z"},{"alias_kind":"arxiv_version","alias_value":"1802.08759v2","created_at":"2026-07-05T02:13:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.08759","created_at":"2026-07-05T02:13:40Z"},{"alias_kind":"pith_short_12","alias_value":"74UI3DZKE4NH","created_at":"2026-07-05T02:13:40Z"},{"alias_kind":"pith_short_16","alias_value":"74UI3DZKE4NHIM34","created_at":"2026-07-05T02:13:40Z"},{"alias_kind":"pith_short_8","alias_value":"74UI3DZK","created_at":"2026-07-05T02:13:40Z"}],"graph_snapshots":[{"event_id":"sha256:690698632d5d1c051baf34d61f56eb564231b3b76c24785058986939724e26b9","target":"graph","created_at":"2026-07-05T02:13:40Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1802.08759/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We define the functionality of delegated pseudo-secret random qubit generator (PSRQG), where a classical client can instruct the preparation of a sequence of random qubits at some distant party. Their classical description is (computationally) unknown to any other party (including the distant party preparing them) but known to the client. We emphasize the unique feature that no quantum communication is required to implement PSRQG. This enables classical clients to perform a class of quantum communication protocols with only a public classical channel with a quantum server. A key such example i","authors_text":"Alexandru Cojocaru, Elham Kashefi, L\\'eo Colisson, Petros Wallden","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-02-23T23:08:17Z","title":"On the possibility of classical client blind quantum computing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.08759","kind":"arxiv","version":2},"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":"sha256:6de295bfd811b44089dd73fff1bf83260ab21deb3e1404caabf85a62e7837c5d","target":"record","created_at":"2026-07-05T02:13:40Z","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":"953d313e4e99c57ccf69099e8cad0a24f14f813bf7fbba9cf2007a4a6ad8f4ca","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-02-23T23:08:17Z","title_canon_sha256":"c3db6f5bbe2cb2ea0b48190d417fc025a59f5b1aaa5942361d5339a908cb0fb4"},"schema_version":"1.0","source":{"id":"1802.08759","kind":"arxiv","version":2}},"canonical_sha256":"ff288d8f2a271a74337c06b0f3c8cfcb8de0393345bc4ffb44f1e0bdb4886337","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ff288d8f2a271a74337c06b0f3c8cfcb8de0393345bc4ffb44f1e0bdb4886337","first_computed_at":"2026-07-05T02:13:40.854185Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:13:40.854185Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bw3M48OPVQYJCVGodIdFZROl5cGC3wHIDz5XDdiadGCltAlEwCXuMikumycxn5wGPzOeGzXUcOD/4R2c+cVECQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:13:40.854589Z","signed_message":"canonical_sha256_bytes"},"source_id":"1802.08759","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6de295bfd811b44089dd73fff1bf83260ab21deb3e1404caabf85a62e7837c5d","sha256:690698632d5d1c051baf34d61f56eb564231b3b76c24785058986939724e26b9"],"state_sha256":"0ad1505b69fffa5d78d4ac18f4ac0230fd4848b8a936d6622fab31428475b0e8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kc7ugaRMQzzuXmmCsylOGXuyxDrnBrq6hfZzegVN+EO62IVPRG+ci4BP+1E2o0nhYbuFk5x4/pYo1mAQFJbiCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T11:01:03.861136Z","bundle_sha256":"010824ea420f6858cc6de217f2d8a336c7749b18606a0e021a625f8d083f2dff"}}