{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:3NEPMN4LNAKFAQPP6XUZYJICBP","short_pith_number":"pith:3NEPMN4L","canonical_record":{"source":{"id":"1512.05495","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-12-17T09:00:08Z","cross_cats_sorted":[],"title_canon_sha256":"fbb574b0732aec6b78aa1e0f85299d12c94cc181752f7295b17cf062b0e93dd9","abstract_canon_sha256":"69e26608a3a205fcf37dd93a99d2284c68a69123316cdbe42e72260ccc79b118"},"schema_version":"1.0"},"canonical_sha256":"db48f6378b68145041eff5e99c25020bffed36e15cc9190f460975eb5518756e","source":{"kind":"arxiv","id":"1512.05495","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1512.05495","created_at":"2026-05-18T01:05:45Z"},{"alias_kind":"arxiv_version","alias_value":"1512.05495v2","created_at":"2026-05-18T01:05:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.05495","created_at":"2026-05-18T01:05:45Z"},{"alias_kind":"pith_short_12","alias_value":"3NEPMN4LNAKF","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"3NEPMN4LNAKFAQPP","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"3NEPMN4L","created_at":"2026-05-18T12:29:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:3NEPMN4LNAKFAQPP6XUZYJICBP","target":"record","payload":{"canonical_record":{"source":{"id":"1512.05495","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-12-17T09:00:08Z","cross_cats_sorted":[],"title_canon_sha256":"fbb574b0732aec6b78aa1e0f85299d12c94cc181752f7295b17cf062b0e93dd9","abstract_canon_sha256":"69e26608a3a205fcf37dd93a99d2284c68a69123316cdbe42e72260ccc79b118"},"schema_version":"1.0"},"canonical_sha256":"db48f6378b68145041eff5e99c25020bffed36e15cc9190f460975eb5518756e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:05:45.635709Z","signature_b64":"w0tOlKY6Oj8H75SummjHxyutpj1Zd42zYqf7Z0bjoRv+yzcThbZveJVRFz955nMiDdiM23UncbEJGRNDTHtYCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"db48f6378b68145041eff5e99c25020bffed36e15cc9190f460975eb5518756e","last_reissued_at":"2026-05-18T01:05:45.635210Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:05:45.635210Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1512.05495","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":"2026-05-18T01:05:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q46URepOb+efVCnpokDSJEBf1t+DZqW+x06VE3J7eNAKNyTeH7bRUit2pV2xHlTmY6rhlJ36MLCvs2wO8jM2DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T15:47:20.368518Z"},"content_sha256":"e4bdc6532e545e2bcdddf70ff3c750e2d79666bff03fc5a108036b4024ef1c74","schema_version":"1.0","event_id":"sha256:e4bdc6532e545e2bcdddf70ff3c750e2d79666bff03fc5a108036b4024ef1c74"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:3NEPMN4LNAKFAQPP6XUZYJICBP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Optimal Qubit Control Using Single-Flux Quantum Pulses","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Frank K. Wilhelm, Per J. Liebermann","submitted_at":"2015-12-17T09:00:08Z","abstract_excerpt":"Single flux quantum pulses are a natural candidate for on-chip control of superconducting qubits. We show that they can drive high-fidelity single-qubit rotations---even in leaky transmon qubits---if the pulse sequence is suitably optimized. We achieve this objective by showing that, for these restricted all-digital pulses, genetic algorithms can be made to converge to arbitrarily low error, verified up to a reduction in gate error by 2 orders of magnitude compared to an evenly spaced pulse train. Timing jitter of the pulses is taken into account, exploring the robustness of our optimized sequ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.05495","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":"2026-05-18T01:05:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W0Cm5Ib8la+LnyjeecBbyU+ZWM75FS0d/XXtrK91HOfwmCT+cwGFZdzmKbpaiPTDVbu+2CgMysoLPXBMYMQeDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T15:47:20.369239Z"},"content_sha256":"c685679a8b9bb12f124bdea0f178678662aed9797fb029270553f9e719cc706c","schema_version":"1.0","event_id":"sha256:c685679a8b9bb12f124bdea0f178678662aed9797fb029270553f9e719cc706c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3NEPMN4LNAKFAQPP6XUZYJICBP/bundle.json","state_url":"https://pith.science/pith/3NEPMN4LNAKFAQPP6XUZYJICBP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3NEPMN4LNAKFAQPP6XUZYJICBP/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":"2026-05-25T15:47:20Z","links":{"resolver":"https://pith.science/pith/3NEPMN4LNAKFAQPP6XUZYJICBP","bundle":"https://pith.science/pith/3NEPMN4LNAKFAQPP6XUZYJICBP/bundle.json","state":"https://pith.science/pith/3NEPMN4LNAKFAQPP6XUZYJICBP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3NEPMN4LNAKFAQPP6XUZYJICBP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:3NEPMN4LNAKFAQPP6XUZYJICBP","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":"69e26608a3a205fcf37dd93a99d2284c68a69123316cdbe42e72260ccc79b118","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-12-17T09:00:08Z","title_canon_sha256":"fbb574b0732aec6b78aa1e0f85299d12c94cc181752f7295b17cf062b0e93dd9"},"schema_version":"1.0","source":{"id":"1512.05495","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1512.05495","created_at":"2026-05-18T01:05:45Z"},{"alias_kind":"arxiv_version","alias_value":"1512.05495v2","created_at":"2026-05-18T01:05:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.05495","created_at":"2026-05-18T01:05:45Z"},{"alias_kind":"pith_short_12","alias_value":"3NEPMN4LNAKF","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"3NEPMN4LNAKFAQPP","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"3NEPMN4L","created_at":"2026-05-18T12:29:02Z"}],"graph_snapshots":[{"event_id":"sha256:c685679a8b9bb12f124bdea0f178678662aed9797fb029270553f9e719cc706c","target":"graph","created_at":"2026-05-18T01:05:45Z","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":"Single flux quantum pulses are a natural candidate for on-chip control of superconducting qubits. We show that they can drive high-fidelity single-qubit rotations---even in leaky transmon qubits---if the pulse sequence is suitably optimized. We achieve this objective by showing that, for these restricted all-digital pulses, genetic algorithms can be made to converge to arbitrarily low error, verified up to a reduction in gate error by 2 orders of magnitude compared to an evenly spaced pulse train. Timing jitter of the pulses is taken into account, exploring the robustness of our optimized sequ","authors_text":"Frank K. Wilhelm, Per J. Liebermann","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-12-17T09:00:08Z","title":"Optimal Qubit Control Using Single-Flux Quantum Pulses"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.05495","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:e4bdc6532e545e2bcdddf70ff3c750e2d79666bff03fc5a108036b4024ef1c74","target":"record","created_at":"2026-05-18T01:05:45Z","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":"69e26608a3a205fcf37dd93a99d2284c68a69123316cdbe42e72260ccc79b118","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-12-17T09:00:08Z","title_canon_sha256":"fbb574b0732aec6b78aa1e0f85299d12c94cc181752f7295b17cf062b0e93dd9"},"schema_version":"1.0","source":{"id":"1512.05495","kind":"arxiv","version":2}},"canonical_sha256":"db48f6378b68145041eff5e99c25020bffed36e15cc9190f460975eb5518756e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"db48f6378b68145041eff5e99c25020bffed36e15cc9190f460975eb5518756e","first_computed_at":"2026-05-18T01:05:45.635210Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:05:45.635210Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"w0tOlKY6Oj8H75SummjHxyutpj1Zd42zYqf7Z0bjoRv+yzcThbZveJVRFz955nMiDdiM23UncbEJGRNDTHtYCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:05:45.635709Z","signed_message":"canonical_sha256_bytes"},"source_id":"1512.05495","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e4bdc6532e545e2bcdddf70ff3c750e2d79666bff03fc5a108036b4024ef1c74","sha256:c685679a8b9bb12f124bdea0f178678662aed9797fb029270553f9e719cc706c"],"state_sha256":"261c75c506a739a01b65373d97c6219230b736eb949df23f784243df6eb0f570"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LHfp4CBKsiEUM2ROdQxzJa4YVvpuaoGdzjTUFFcLU0tqHspUWh4uFvL7IpBmJsim1w6VJd+XiDEBOeCYG2zEBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T15:47:20.373709Z","bundle_sha256":"454014381427f2d7de1abeffd482556d82c9a6a5c0520377cebeb894ead7d877"}}