{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:2B3GH2ZVXYRAPEDDRZ3QXPVCBS","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":"74430456e80ed82efcccdf0155c7d374ba7e1b42cac487a20fb5e62ad03a21ba","cross_cats_sorted":["stat.ML"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2017-12-31T18:06:25Z","title_canon_sha256":"82fef970ae17ffc2ff999039a984f5a4a7fb8329adf30d076438f7785dd84c51"},"schema_version":"1.0","source":{"id":"1801.00329","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.00329","created_at":"2026-07-05T05:01:14Z"},{"alias_kind":"arxiv_version","alias_value":"1801.00329v3","created_at":"2026-07-05T05:01:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.00329","created_at":"2026-07-05T05:01:14Z"},{"alias_kind":"pith_short_12","alias_value":"2B3GH2ZVXYRA","created_at":"2026-07-05T05:01:14Z"},{"alias_kind":"pith_short_16","alias_value":"2B3GH2ZVXYRAPEDD","created_at":"2026-07-05T05:01:14Z"},{"alias_kind":"pith_short_8","alias_value":"2B3GH2ZV","created_at":"2026-07-05T05:01:14Z"}],"graph_snapshots":[{"event_id":"sha256:d2ce6d5c5c8a7be8000e8c0b50b2d55181aaf9bb61f113986fae401e69a7f4b6","target":"graph","created_at":"2026-07-05T05:01:14Z","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/1801.00329/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent advances in derivative-free optimization allow efficient approximation of the global-optimal solutions of sophisticated functions, such as functions with many local optima, non-differentiable and non-continuous functions. This article describes the ZOOpt (Zeroth Order Optimization) toolbox that provides efficient derivative-free solvers and is designed easy to use. ZOOpt provides single-machine parallel optimization on the basis of python core and multi-machine distributed optimization for time-consuming tasks by incorporating with the Ray framework -- a famous platform for building dis","authors_text":"Chao Qian, Hong Qian, Yang Yu, Yi-Qi Hu, Yu-Ren Liu","cross_cats":["stat.ML"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2017-12-31T18:06:25Z","title":"ZOOpt: Toolbox for Derivative-Free Optimization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.00329","kind":"arxiv","version":3},"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:e6f1a35c1249736b4a842defd0ef77123557e228df20a4cb9ea2e679d9477e9b","target":"record","created_at":"2026-07-05T05:01:14Z","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":"74430456e80ed82efcccdf0155c7d374ba7e1b42cac487a20fb5e62ad03a21ba","cross_cats_sorted":["stat.ML"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2017-12-31T18:06:25Z","title_canon_sha256":"82fef970ae17ffc2ff999039a984f5a4a7fb8329adf30d076438f7785dd84c51"},"schema_version":"1.0","source":{"id":"1801.00329","kind":"arxiv","version":3}},"canonical_sha256":"d07663eb35be220790638e770bbea20c822bb342985acaeb8bba76f64797d2c2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d07663eb35be220790638e770bbea20c822bb342985acaeb8bba76f64797d2c2","first_computed_at":"2026-07-05T05:01:14.370159Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:01:14.370159Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"F4SqZb+/unNehswXwLnHfGnRmPTcQ7KBlsOJBqd7TFtTr+tftyR/LFABJVRpiyIL2jzM3xLBok02kZx/YL9ZDA==","signature_status":"signed_v1","signed_at":"2026-07-05T05:01:14.370659Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.00329","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e6f1a35c1249736b4a842defd0ef77123557e228df20a4cb9ea2e679d9477e9b","sha256:d2ce6d5c5c8a7be8000e8c0b50b2d55181aaf9bb61f113986fae401e69a7f4b6"],"state_sha256":"7d4a62a0f547e0c4eaed26dc6411fe61b13800cdca94ac00d43e4c553adc0164"}