{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:T2S46EJVJTFTCGRERH7T25JNXF","short_pith_number":"pith:T2S46EJV","canonical_record":{"source":{"id":"1811.06044","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-11-14T20:23:34Z","cross_cats_sorted":[],"title_canon_sha256":"33c3fe904a1347c8a57081a4220123a2972524704d2a0955cb13a2f987bc9fd9","abstract_canon_sha256":"4d4a9975c652ea95b9989beb8820d7a6792d7809d8f349e3398045ea87b27c81"},"schema_version":"1.0"},"canonical_sha256":"9ea5cf11354ccb311a2489ff3d752db952c0c39192c8747a0716c20b3558a90d","source":{"kind":"arxiv","id":"1811.06044","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.06044","created_at":"2026-05-17T23:43:17Z"},{"alias_kind":"arxiv_version","alias_value":"1811.06044v1","created_at":"2026-05-17T23:43:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.06044","created_at":"2026-05-17T23:43:17Z"},{"alias_kind":"pith_short_12","alias_value":"T2S46EJVJTFT","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"T2S46EJVJTFTCGRE","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"T2S46EJV","created_at":"2026-05-18T12:32:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:T2S46EJVJTFTCGRERH7T25JNXF","target":"record","payload":{"canonical_record":{"source":{"id":"1811.06044","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-11-14T20:23:34Z","cross_cats_sorted":[],"title_canon_sha256":"33c3fe904a1347c8a57081a4220123a2972524704d2a0955cb13a2f987bc9fd9","abstract_canon_sha256":"4d4a9975c652ea95b9989beb8820d7a6792d7809d8f349e3398045ea87b27c81"},"schema_version":"1.0"},"canonical_sha256":"9ea5cf11354ccb311a2489ff3d752db952c0c39192c8747a0716c20b3558a90d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:43:17.220814Z","signature_b64":"DWctjMFrkSvKOLDlZ6eCUIcsXkg58Ufyd4/Ai7oKI6ZcWCMnXJRqlsMBVcC5EsOzUV30E8rTwUKHMUONJm5zAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9ea5cf11354ccb311a2489ff3d752db952c0c39192c8747a0716c20b3558a90d","last_reissued_at":"2026-05-17T23:43:17.220228Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:43:17.220228Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.06044","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":"2026-05-17T23:43:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"npokRd3oNZIvSG+tyLZON+ZyeGA21D+9tALnBed1Cg3AvGeT0RKQapHWG3ezXFMkSYVqD3vx2l3SP3ooE4nDDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T18:24:04.903459Z"},"content_sha256":"b50142dcb1f1d29ade8fe3d1983c0d7726a05596a2abb888e51b615d662691ba","schema_version":"1.0","event_id":"sha256:b50142dcb1f1d29ade8fe3d1983c0d7726a05596a2abb888e51b615d662691ba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:T2S46EJVJTFTCGRERH7T25JNXF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Can A Universal Quantum Cloner Be Used to Design an Experimentally Feasible Near-Deterministic CNOT Gate ?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Amor Gueddana, Peyman Gholami, Vasudevan Lakshminarayanan","submitted_at":"2018-11-14T20:23:34Z","abstract_excerpt":"We propose a non-deterministic CNOT gate based on a quantum cloner, a quantum switch based on all optical routing of single photon by single photon, a quantum-dot spin in a double-sided optical microcavity with two photonic qubits, delay lines and other linear optical photonic devices. Our CNOT provides a fidelity of 78% with directly useful outputs for a quantum computing circuit and requires no ancillary qubits or electron spin measurements."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.06044","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":"2026-05-17T23:43:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ahqCz09p3Fb+5BdhdK5Z5edtjYnloa7BqXg1lBjsQuxP2ApK8345G1bANQ38Lt8NgIReYShFONe3clNGoRAPDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T18:24:04.904122Z"},"content_sha256":"56466a127e582027202aa3e61aa27837dbcc0f5e1f4528c4d8022843146e4b44","schema_version":"1.0","event_id":"sha256:56466a127e582027202aa3e61aa27837dbcc0f5e1f4528c4d8022843146e4b44"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/T2S46EJVJTFTCGRERH7T25JNXF/bundle.json","state_url":"https://pith.science/pith/T2S46EJVJTFTCGRERH7T25JNXF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/T2S46EJVJTFTCGRERH7T25JNXF/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":"2026-06-08T18:24:04Z","links":{"resolver":"https://pith.science/pith/T2S46EJVJTFTCGRERH7T25JNXF","bundle":"https://pith.science/pith/T2S46EJVJTFTCGRERH7T25JNXF/bundle.json","state":"https://pith.science/pith/T2S46EJVJTFTCGRERH7T25JNXF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/T2S46EJVJTFTCGRERH7T25JNXF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:T2S46EJVJTFTCGRERH7T25JNXF","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":"4d4a9975c652ea95b9989beb8820d7a6792d7809d8f349e3398045ea87b27c81","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-11-14T20:23:34Z","title_canon_sha256":"33c3fe904a1347c8a57081a4220123a2972524704d2a0955cb13a2f987bc9fd9"},"schema_version":"1.0","source":{"id":"1811.06044","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.06044","created_at":"2026-05-17T23:43:17Z"},{"alias_kind":"arxiv_version","alias_value":"1811.06044v1","created_at":"2026-05-17T23:43:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.06044","created_at":"2026-05-17T23:43:17Z"},{"alias_kind":"pith_short_12","alias_value":"T2S46EJVJTFT","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"T2S46EJVJTFTCGRE","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"T2S46EJV","created_at":"2026-05-18T12:32:53Z"}],"graph_snapshots":[{"event_id":"sha256:56466a127e582027202aa3e61aa27837dbcc0f5e1f4528c4d8022843146e4b44","target":"graph","created_at":"2026-05-17T23:43:17Z","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":"We propose a non-deterministic CNOT gate based on a quantum cloner, a quantum switch based on all optical routing of single photon by single photon, a quantum-dot spin in a double-sided optical microcavity with two photonic qubits, delay lines and other linear optical photonic devices. Our CNOT provides a fidelity of 78% with directly useful outputs for a quantum computing circuit and requires no ancillary qubits or electron spin measurements.","authors_text":"Amor Gueddana, Peyman Gholami, Vasudevan Lakshminarayanan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-11-14T20:23:34Z","title":"Can A Universal Quantum Cloner Be Used to Design an Experimentally Feasible Near-Deterministic CNOT Gate ?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.06044","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:b50142dcb1f1d29ade8fe3d1983c0d7726a05596a2abb888e51b615d662691ba","target":"record","created_at":"2026-05-17T23:43:17Z","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":"4d4a9975c652ea95b9989beb8820d7a6792d7809d8f349e3398045ea87b27c81","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-11-14T20:23:34Z","title_canon_sha256":"33c3fe904a1347c8a57081a4220123a2972524704d2a0955cb13a2f987bc9fd9"},"schema_version":"1.0","source":{"id":"1811.06044","kind":"arxiv","version":1}},"canonical_sha256":"9ea5cf11354ccb311a2489ff3d752db952c0c39192c8747a0716c20b3558a90d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9ea5cf11354ccb311a2489ff3d752db952c0c39192c8747a0716c20b3558a90d","first_computed_at":"2026-05-17T23:43:17.220228Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:43:17.220228Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DWctjMFrkSvKOLDlZ6eCUIcsXkg58Ufyd4/Ai7oKI6ZcWCMnXJRqlsMBVcC5EsOzUV30E8rTwUKHMUONJm5zAg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:43:17.220814Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.06044","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b50142dcb1f1d29ade8fe3d1983c0d7726a05596a2abb888e51b615d662691ba","sha256:56466a127e582027202aa3e61aa27837dbcc0f5e1f4528c4d8022843146e4b44"],"state_sha256":"1f91cf528418b9a3e530139c6c9d85f7429e4b873b2970ba02b485b7e1b45c45"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UAuq5PCz+wNxuxAnZDiyO4i+CKN2agKwkFCgXhJ0I9Tx9OnrljsBeRHpkezH4sJUj0awVXq+6goBpksLDMeFBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T18:24:04.907953Z","bundle_sha256":"707668d99ec7422cc7835c071eac1bf3be8d5d1c691068cb29a15f5a8968f760"}}