{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:FELNYKKHP3MH4UJESEFUMYBJAL","short_pith_number":"pith:FELNYKKH","canonical_record":{"source":{"id":"1603.05672","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-17T20:19:02Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"8c34cda49ddede35d2880d809e7a5b5417671ad7df45cfc22b73837c67dd42ac","abstract_canon_sha256":"149483e6d500310684af0ca009e24f1df68eeb1ac954a1af15ba66c3d63ae91e"},"schema_version":"1.0"},"canonical_sha256":"2916dc29477ed87e5124910b46602902dfc6378b15cd74d1839a898ba9446231","source":{"kind":"arxiv","id":"1603.05672","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.05672","created_at":"2026-05-18T01:09:29Z"},{"alias_kind":"arxiv_version","alias_value":"1603.05672v1","created_at":"2026-05-18T01:09:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.05672","created_at":"2026-05-18T01:09:29Z"},{"alias_kind":"pith_short_12","alias_value":"FELNYKKHP3MH","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"FELNYKKHP3MH4UJE","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"FELNYKKH","created_at":"2026-05-18T12:30:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:FELNYKKHP3MH4UJESEFUMYBJAL","target":"record","payload":{"canonical_record":{"source":{"id":"1603.05672","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-17T20:19:02Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"8c34cda49ddede35d2880d809e7a5b5417671ad7df45cfc22b73837c67dd42ac","abstract_canon_sha256":"149483e6d500310684af0ca009e24f1df68eeb1ac954a1af15ba66c3d63ae91e"},"schema_version":"1.0"},"canonical_sha256":"2916dc29477ed87e5124910b46602902dfc6378b15cd74d1839a898ba9446231","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:09:29.529483Z","signature_b64":"2W3RI6O5udvhsBNJFEQscc3wlyUXoV2ETV9cPits9hgR2nyZPKSFF/eTGgIsRYbUasFOWiMC5v91r6iHL7AEAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2916dc29477ed87e5124910b46602902dfc6378b15cd74d1839a898ba9446231","last_reissued_at":"2026-05-18T01:09:29.529037Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:09:29.529037Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.05672","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":"2026-05-18T01:09:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ppr/XIApyoKpRV+G0zDa2eiNnI0Cp8HiEYts3ukA/kMM2OOzM8cLmIlITwtntl+8tyMhLnrkBm0+5nU1RFiTDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T01:19:30.854594Z"},"content_sha256":"c77d1c94d9403a17295e9abeb2b33adb911dc4054a1ffa5d4220f937fe37c82e","schema_version":"1.0","event_id":"sha256:c77d1c94d9403a17295e9abeb2b33adb911dc4054a1ffa5d4220f937fe37c82e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:FELNYKKHP3MH4UJESEFUMYBJAL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Transport Implementation of the Bernstein-Vazirani Algorithm with Ion Qubits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"quant-ph","authors_text":"Brian McMahon, Creston Herold, Jason Amini, Kara Maller, Kenneth Brown, Spencer Fallek","submitted_at":"2016-03-17T20:19:02Z","abstract_excerpt":"Using trapped ion quantum bits in a scalable microfabricated surface trap, we perform the Bernstein-Vazirani algorithm. Our architecture relies upon ion transport and can readily be expanded to larger systems. The algorithm is demonstrated using two- and three-ion chains. For three ions, an improvement is achieved compared to a classical system using the same number of oracle queries. For two ions and one query, we correctly determine an unknown bit string with probability 97.6(8)%. For three ions, we succeed with probability 80.9(3)%."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.05672","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":"2026-05-18T01:09:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BsOs8Eyk6yLA2jmbrj4djujBMhDkf9pG5aU4RMuNIYvdLLzi8hRvy8DIgLyhtREZi37HBJP178g5UuB5j5SGBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T01:19:30.854952Z"},"content_sha256":"d95a69b965f36282d7d31dca24624c7d491e6f68d4481fb1735093203516a8bf","schema_version":"1.0","event_id":"sha256:d95a69b965f36282d7d31dca24624c7d491e6f68d4481fb1735093203516a8bf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FELNYKKHP3MH4UJESEFUMYBJAL/bundle.json","state_url":"https://pith.science/pith/FELNYKKHP3MH4UJESEFUMYBJAL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FELNYKKHP3MH4UJESEFUMYBJAL/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":"2026-05-28T01:19:30Z","links":{"resolver":"https://pith.science/pith/FELNYKKHP3MH4UJESEFUMYBJAL","bundle":"https://pith.science/pith/FELNYKKHP3MH4UJESEFUMYBJAL/bundle.json","state":"https://pith.science/pith/FELNYKKHP3MH4UJESEFUMYBJAL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FELNYKKHP3MH4UJESEFUMYBJAL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:FELNYKKHP3MH4UJESEFUMYBJAL","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":"149483e6d500310684af0ca009e24f1df68eeb1ac954a1af15ba66c3d63ae91e","cross_cats_sorted":["physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-17T20:19:02Z","title_canon_sha256":"8c34cda49ddede35d2880d809e7a5b5417671ad7df45cfc22b73837c67dd42ac"},"schema_version":"1.0","source":{"id":"1603.05672","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.05672","created_at":"2026-05-18T01:09:29Z"},{"alias_kind":"arxiv_version","alias_value":"1603.05672v1","created_at":"2026-05-18T01:09:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.05672","created_at":"2026-05-18T01:09:29Z"},{"alias_kind":"pith_short_12","alias_value":"FELNYKKHP3MH","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"FELNYKKHP3MH4UJE","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"FELNYKKH","created_at":"2026-05-18T12:30:15Z"}],"graph_snapshots":[{"event_id":"sha256:d95a69b965f36282d7d31dca24624c7d491e6f68d4481fb1735093203516a8bf","target":"graph","created_at":"2026-05-18T01:09:29Z","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":"Using trapped ion quantum bits in a scalable microfabricated surface trap, we perform the Bernstein-Vazirani algorithm. Our architecture relies upon ion transport and can readily be expanded to larger systems. The algorithm is demonstrated using two- and three-ion chains. For three ions, an improvement is achieved compared to a classical system using the same number of oracle queries. For two ions and one query, we correctly determine an unknown bit string with probability 97.6(8)%. For three ions, we succeed with probability 80.9(3)%.","authors_text":"Brian McMahon, Creston Herold, Jason Amini, Kara Maller, Kenneth Brown, Spencer Fallek","cross_cats":["physics.atom-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-17T20:19:02Z","title":"Transport Implementation of the Bernstein-Vazirani Algorithm with Ion Qubits"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.05672","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:c77d1c94d9403a17295e9abeb2b33adb911dc4054a1ffa5d4220f937fe37c82e","target":"record","created_at":"2026-05-18T01:09:29Z","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":"149483e6d500310684af0ca009e24f1df68eeb1ac954a1af15ba66c3d63ae91e","cross_cats_sorted":["physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-17T20:19:02Z","title_canon_sha256":"8c34cda49ddede35d2880d809e7a5b5417671ad7df45cfc22b73837c67dd42ac"},"schema_version":"1.0","source":{"id":"1603.05672","kind":"arxiv","version":1}},"canonical_sha256":"2916dc29477ed87e5124910b46602902dfc6378b15cd74d1839a898ba9446231","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2916dc29477ed87e5124910b46602902dfc6378b15cd74d1839a898ba9446231","first_computed_at":"2026-05-18T01:09:29.529037Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:09:29.529037Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2W3RI6O5udvhsBNJFEQscc3wlyUXoV2ETV9cPits9hgR2nyZPKSFF/eTGgIsRYbUasFOWiMC5v91r6iHL7AEAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:09:29.529483Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.05672","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c77d1c94d9403a17295e9abeb2b33adb911dc4054a1ffa5d4220f937fe37c82e","sha256:d95a69b965f36282d7d31dca24624c7d491e6f68d4481fb1735093203516a8bf"],"state_sha256":"043fa3829a2246b792af75b07003d521366661f76b772a40d2f700a487c3ed66"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FTlYUi+aTncnY3DxHW5/7oRlTqgwzouq0uvHL9t2zPEjJ3UVZ1XSNkRKF4PXsvX9G8Q4BDocqp/4k5PA/IrVDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T01:19:30.857930Z","bundle_sha256":"53fe7ec8ad73b14f230abf40bdd9a14c8bdc59b8c6cbe49bfc2ff322b0095b32"}}