{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:MPVTQPSF53BEEPHGWT2MYV7NUO","short_pith_number":"pith:MPVTQPSF","canonical_record":{"source":{"id":"1701.01198","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-05T02:56:24Z","cross_cats_sorted":[],"title_canon_sha256":"7761e59f9e5e9e75662cadf2dd11c0a06a0335a35e509eadef2afdf84d31fb66","abstract_canon_sha256":"02e3b386f839ad84e11e2d4f69d6118a8aedd58366aa6a1a7bdcbe88656e1106"},"schema_version":"1.0"},"canonical_sha256":"63eb383e45eec2423ce6b4f4cc57eda3bb2b02879a47b46a5011939895d485a0","source":{"kind":"arxiv","id":"1701.01198","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.01198","created_at":"2026-05-18T00:31:58Z"},{"alias_kind":"arxiv_version","alias_value":"1701.01198v2","created_at":"2026-05-18T00:31:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.01198","created_at":"2026-05-18T00:31:58Z"},{"alias_kind":"pith_short_12","alias_value":"MPVTQPSF53BE","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"MPVTQPSF53BEEPHG","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"MPVTQPSF","created_at":"2026-05-18T12:31:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:MPVTQPSF53BEEPHGWT2MYV7NUO","target":"record","payload":{"canonical_record":{"source":{"id":"1701.01198","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-05T02:56:24Z","cross_cats_sorted":[],"title_canon_sha256":"7761e59f9e5e9e75662cadf2dd11c0a06a0335a35e509eadef2afdf84d31fb66","abstract_canon_sha256":"02e3b386f839ad84e11e2d4f69d6118a8aedd58366aa6a1a7bdcbe88656e1106"},"schema_version":"1.0"},"canonical_sha256":"63eb383e45eec2423ce6b4f4cc57eda3bb2b02879a47b46a5011939895d485a0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:31:58.994375Z","signature_b64":"hmvNiT5iJlEDagMcE/S3VfVMck/1H+cq5/dMdAwLhWUBI3sH9pejy5e8UWSVijuGLjOwgD/dLJm44ZZEPQSBAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"63eb383e45eec2423ce6b4f4cc57eda3bb2b02879a47b46a5011939895d485a0","last_reissued_at":"2026-05-18T00:31:58.993839Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:31:58.993839Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.01198","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":"2026-05-18T00:31:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NnBe4FzzSIhWGpo4MUQb16zXlxQi6QpLgTYqgWH/W3msAb0CppMSrcQ2c63vLpbuQo9akP+g/CvIfxWW/cGVAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T03:46:27.402251Z"},"content_sha256":"494001da0c7e2623dfee8dd43e6d41b7ac4066778cf67acc73ab344ec8488844","schema_version":"1.0","event_id":"sha256:494001da0c7e2623dfee8dd43e6d41b7ac4066778cf67acc73ab344ec8488844"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:MPVTQPSF53BEEPHGWT2MYV7NUO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Enhancing quantum control by bootstrapping a quantum processor of 12 qubits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Aharon Brodutch, Annie Jihyun Park, Bei Zeng, Dawei Lu, Guanru Feng, Guilu Long, Hang Li, Hemant Katiyar, Jonathan Baugh, Jun Li, Keren Li, Raymond Laflamme, Tao Xin","submitted_at":"2017-01-05T02:56:24Z","abstract_excerpt":"Accurate and efficient control of quantum systems is one of the central challenges for quantum information processing. Current state-of-the-art experiments rarely go beyond 10 qubits and in most cases demonstrate only limited control. Here we demonstrate control of a 12-qubit system, and show that the system can be employed as a quantum processor to optimize its own control sequence by using measurement-based feedback control (MQFC). The final product is a control sequence for a complex 12-qubit task: preparation of a 12-coherent state. The control sequence is about 10% more accurate than the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.01198","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":""},"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":"2026-05-18T00:31:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JuJpcGUs8gED2dGT4ROV79lh5z8NJGpQuBE4LWE/v/XPb3zA0tviLyqeHA30oBSYs33bbmdbllNSJGHkYY9YCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T03:46:27.402898Z"},"content_sha256":"8a5a1f796da2e2e5a96502dc940b0408ffd3bc38c251771ba0d6c93842e6f6d2","schema_version":"1.0","event_id":"sha256:8a5a1f796da2e2e5a96502dc940b0408ffd3bc38c251771ba0d6c93842e6f6d2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MPVTQPSF53BEEPHGWT2MYV7NUO/bundle.json","state_url":"https://pith.science/pith/MPVTQPSF53BEEPHGWT2MYV7NUO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MPVTQPSF53BEEPHGWT2MYV7NUO/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":"2026-05-20T03:46:27Z","links":{"resolver":"https://pith.science/pith/MPVTQPSF53BEEPHGWT2MYV7NUO","bundle":"https://pith.science/pith/MPVTQPSF53BEEPHGWT2MYV7NUO/bundle.json","state":"https://pith.science/pith/MPVTQPSF53BEEPHGWT2MYV7NUO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MPVTQPSF53BEEPHGWT2MYV7NUO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:MPVTQPSF53BEEPHGWT2MYV7NUO","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":"02e3b386f839ad84e11e2d4f69d6118a8aedd58366aa6a1a7bdcbe88656e1106","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-05T02:56:24Z","title_canon_sha256":"7761e59f9e5e9e75662cadf2dd11c0a06a0335a35e509eadef2afdf84d31fb66"},"schema_version":"1.0","source":{"id":"1701.01198","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.01198","created_at":"2026-05-18T00:31:58Z"},{"alias_kind":"arxiv_version","alias_value":"1701.01198v2","created_at":"2026-05-18T00:31:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.01198","created_at":"2026-05-18T00:31:58Z"},{"alias_kind":"pith_short_12","alias_value":"MPVTQPSF53BE","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"MPVTQPSF53BEEPHG","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"MPVTQPSF","created_at":"2026-05-18T12:31:31Z"}],"graph_snapshots":[{"event_id":"sha256:8a5a1f796da2e2e5a96502dc940b0408ffd3bc38c251771ba0d6c93842e6f6d2","target":"graph","created_at":"2026-05-18T00:31:58Z","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":"Accurate and efficient control of quantum systems is one of the central challenges for quantum information processing. Current state-of-the-art experiments rarely go beyond 10 qubits and in most cases demonstrate only limited control. Here we demonstrate control of a 12-qubit system, and show that the system can be employed as a quantum processor to optimize its own control sequence by using measurement-based feedback control (MQFC). The final product is a control sequence for a complex 12-qubit task: preparation of a 12-coherent state. The control sequence is about 10% more accurate than the ","authors_text":"Aharon Brodutch, Annie Jihyun Park, Bei Zeng, Dawei Lu, Guanru Feng, Guilu Long, Hang Li, Hemant Katiyar, Jonathan Baugh, Jun Li, Keren Li, Raymond Laflamme, Tao Xin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-05T02:56:24Z","title":"Enhancing quantum control by bootstrapping a quantum processor of 12 qubits"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.01198","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":"sha256:494001da0c7e2623dfee8dd43e6d41b7ac4066778cf67acc73ab344ec8488844","target":"record","created_at":"2026-05-18T00:31:58Z","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":"02e3b386f839ad84e11e2d4f69d6118a8aedd58366aa6a1a7bdcbe88656e1106","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-05T02:56:24Z","title_canon_sha256":"7761e59f9e5e9e75662cadf2dd11c0a06a0335a35e509eadef2afdf84d31fb66"},"schema_version":"1.0","source":{"id":"1701.01198","kind":"arxiv","version":2}},"canonical_sha256":"63eb383e45eec2423ce6b4f4cc57eda3bb2b02879a47b46a5011939895d485a0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"63eb383e45eec2423ce6b4f4cc57eda3bb2b02879a47b46a5011939895d485a0","first_computed_at":"2026-05-18T00:31:58.993839Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:31:58.993839Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hmvNiT5iJlEDagMcE/S3VfVMck/1H+cq5/dMdAwLhWUBI3sH9pejy5e8UWSVijuGLjOwgD/dLJm44ZZEPQSBAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:31:58.994375Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.01198","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:494001da0c7e2623dfee8dd43e6d41b7ac4066778cf67acc73ab344ec8488844","sha256:8a5a1f796da2e2e5a96502dc940b0408ffd3bc38c251771ba0d6c93842e6f6d2"],"state_sha256":"87b246a03b55408a59e71c8569f18f691db64d408919376097fefcfcb3786af2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"44QKCaszq2MR6Nlv+oVs7fu8EmSB2nGFygXiYIxbLbRoFcpxcNrev9xlc1qZ6cMox/rL56SQtrYVszv1pxABCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T03:46:27.406485Z","bundle_sha256":"73769c0a03561090bbaadd7d53817eae67c874d82ff7ef628fdc4640f9b7dda4"}}