{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:H44VATXNRLG2WXNZD4L3E64INB","short_pith_number":"pith:H44VATXN","canonical_record":{"source":{"id":"2607.24725","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-27T17:55:57Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"7db7768f02a0872d1073b015832303510e2e25ca20b6ffa299bd193b12702f2b","abstract_canon_sha256":"edf78c4377cdabfcd225d4ea6f47bcb1fd5e0fb82ed7de753ac2461dd0f47b70"},"schema_version":"1.0"},"canonical_sha256":"3f39504eed8acdab5db91f17b27b88685651681ba753d0f9ed69f1a1a6e2b506","source":{"kind":"arxiv","id":"2607.24725","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.24725","created_at":"2026-07-28T02:24:24Z"},{"alias_kind":"arxiv_version","alias_value":"2607.24725v1","created_at":"2026-07-28T02:24:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.24725","created_at":"2026-07-28T02:24:24Z"},{"alias_kind":"pith_short_12","alias_value":"H44VATXNRLG2","created_at":"2026-07-28T02:24:24Z"},{"alias_kind":"pith_short_16","alias_value":"H44VATXNRLG2WXNZ","created_at":"2026-07-28T02:24:24Z"},{"alias_kind":"pith_short_8","alias_value":"H44VATXN","created_at":"2026-07-28T02:24:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:H44VATXNRLG2WXNZD4L3E64INB","target":"record","payload":{"canonical_record":{"source":{"id":"2607.24725","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-27T17:55:57Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"7db7768f02a0872d1073b015832303510e2e25ca20b6ffa299bd193b12702f2b","abstract_canon_sha256":"edf78c4377cdabfcd225d4ea6f47bcb1fd5e0fb82ed7de753ac2461dd0f47b70"},"schema_version":"1.0"},"canonical_sha256":"3f39504eed8acdab5db91f17b27b88685651681ba753d0f9ed69f1a1a6e2b506","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-28T02:24:24.289607Z","signature_b64":"lJWeYPx3Wu5Xti77M3F3gKp8wyQzv7/Z2wIoei5SQkGqczaJxzfth3qrZnhuzYo2Ui9KbYt93aGCyyMvYYjvBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3f39504eed8acdab5db91f17b27b88685651681ba753d0f9ed69f1a1a6e2b506","last_reissued_at":"2026-07-28T02:24:24.288718Z","signature_status":"signed_v1","first_computed_at":"2026-07-28T02:24:24.288718Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.24725","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":"2026-07-28T02:24:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n5av85s+Uau7wwl6zrg90sfmkLVf/Nz/wbDu3xFyDryacNX0ZW8gpeL3c91ARHQyG+ro47yQDTPyPIde2lojBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T02:15:16.885675Z"},"content_sha256":"95c77b7d603c444a8d3cf51e63253f38a78627fb2261d0b6f397122232a522d8","schema_version":"1.0","event_id":"sha256:95c77b7d603c444a8d3cf51e63253f38a78627fb2261d0b6f397122232a522d8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:H44VATXNRLG2WXNZD4L3E64INB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Pulse engineering via projection of response functions at infinite nonlinear order","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"quant-ph","authors_text":"Lia Kley, Ludwig Mathey","submitted_at":"2026-07-27T17:55:57Z","abstract_excerpt":"Optimal control problems arise in a wide range of scientific disciplines, but the corresponding optimization algorithms often display a strong dependence on hyperparameters that significantly influence performance and convergence. For the optimal implementation of quantum algorithms, these challenges are further amplified by high-dimensional control landscapes and the need for high-fidelity operations. Here, we propose an algorithm for optimal control problems in quantum computing to efficiently generate high-fidelity control protocols for multi-qubit systems in a hyperparameter and gradient f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.24725","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2607.24725/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":"2026-07-28T02:24:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kS9v0zsVhgNgcfy27NaN90q+O5y0blqUyFUoWpOEgpnKKU7WK3zdE/Bs1stGlOCSzmGGxMa1fZHOj0ru3owWAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T02:15:16.886166Z"},"content_sha256":"76ae5a51fe2c91518607fee8896b11d95133607c6f860f920b4257ce5d6ef7a0","schema_version":"1.0","event_id":"sha256:76ae5a51fe2c91518607fee8896b11d95133607c6f860f920b4257ce5d6ef7a0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H44VATXNRLG2WXNZD4L3E64INB/bundle.json","state_url":"https://pith.science/pith/H44VATXNRLG2WXNZD4L3E64INB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H44VATXNRLG2WXNZD4L3E64INB/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":"2026-08-11T02:15:16Z","links":{"resolver":"https://pith.science/pith/H44VATXNRLG2WXNZD4L3E64INB","bundle":"https://pith.science/pith/H44VATXNRLG2WXNZD4L3E64INB/bundle.json","state":"https://pith.science/pith/H44VATXNRLG2WXNZD4L3E64INB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H44VATXNRLG2WXNZD4L3E64INB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:H44VATXNRLG2WXNZD4L3E64INB","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":"edf78c4377cdabfcd225d4ea6f47bcb1fd5e0fb82ed7de753ac2461dd0f47b70","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-27T17:55:57Z","title_canon_sha256":"7db7768f02a0872d1073b015832303510e2e25ca20b6ffa299bd193b12702f2b"},"schema_version":"1.0","source":{"id":"2607.24725","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.24725","created_at":"2026-07-28T02:24:24Z"},{"alias_kind":"arxiv_version","alias_value":"2607.24725v1","created_at":"2026-07-28T02:24:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.24725","created_at":"2026-07-28T02:24:24Z"},{"alias_kind":"pith_short_12","alias_value":"H44VATXNRLG2","created_at":"2026-07-28T02:24:24Z"},{"alias_kind":"pith_short_16","alias_value":"H44VATXNRLG2WXNZ","created_at":"2026-07-28T02:24:24Z"},{"alias_kind":"pith_short_8","alias_value":"H44VATXN","created_at":"2026-07-28T02:24:24Z"}],"graph_snapshots":[{"event_id":"sha256:76ae5a51fe2c91518607fee8896b11d95133607c6f860f920b4257ce5d6ef7a0","target":"graph","created_at":"2026-07-28T02:24:24Z","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/2607.24725/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Optimal control problems arise in a wide range of scientific disciplines, but the corresponding optimization algorithms often display a strong dependence on hyperparameters that significantly influence performance and convergence. For the optimal implementation of quantum algorithms, these challenges are further amplified by high-dimensional control landscapes and the need for high-fidelity operations. Here, we propose an algorithm for optimal control problems in quantum computing to efficiently generate high-fidelity control protocols for multi-qubit systems in a hyperparameter and gradient f","authors_text":"Lia Kley, Ludwig Mathey","cross_cats":["cond-mat.other"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-27T17:55:57Z","title":"Pulse engineering via projection of response functions at infinite nonlinear order"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.24725","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":"sha256:95c77b7d603c444a8d3cf51e63253f38a78627fb2261d0b6f397122232a522d8","target":"record","created_at":"2026-07-28T02:24:24Z","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":"edf78c4377cdabfcd225d4ea6f47bcb1fd5e0fb82ed7de753ac2461dd0f47b70","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-27T17:55:57Z","title_canon_sha256":"7db7768f02a0872d1073b015832303510e2e25ca20b6ffa299bd193b12702f2b"},"schema_version":"1.0","source":{"id":"2607.24725","kind":"arxiv","version":1}},"canonical_sha256":"3f39504eed8acdab5db91f17b27b88685651681ba753d0f9ed69f1a1a6e2b506","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3f39504eed8acdab5db91f17b27b88685651681ba753d0f9ed69f1a1a6e2b506","first_computed_at":"2026-07-28T02:24:24.288718Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-28T02:24:24.288718Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lJWeYPx3Wu5Xti77M3F3gKp8wyQzv7/Z2wIoei5SQkGqczaJxzfth3qrZnhuzYo2Ui9KbYt93aGCyyMvYYjvBQ==","signature_status":"signed_v1","signed_at":"2026-07-28T02:24:24.289607Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.24725","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:95c77b7d603c444a8d3cf51e63253f38a78627fb2261d0b6f397122232a522d8","sha256:76ae5a51fe2c91518607fee8896b11d95133607c6f860f920b4257ce5d6ef7a0"],"state_sha256":"252bc1b7d63b746fb75af3cde0e5d4550ec56b566afff4c43d6c21dd4294a88c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dmXCW65yTwsUMsGmR8WeAN2eN2JHKc1Mvutva2qJBOa9YTQ4ZCnvhwb5waMcg8ysIGNtLCZLBXlZ7nZoLHUdBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T02:15:16.890470Z","bundle_sha256":"369e113b827829298e85031fda767a6cc9f4d9583d153d95e663923af402ff97"}}