{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:OGJE2EYOZMEF3VQYSIVRQTVH6M","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":"93dc06bcdbeb4884fe82d5dd4ac32a7b6b85973d57e696dc4044521a0c26e900","cross_cats_sorted":["math.OC","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2024-02-05T15:51:49Z","title_canon_sha256":"5ed740b23fa795e96e0d518aab67d77fd9441f0dc0e4c440acac83a60b9b6c44"},"schema_version":"1.0","source":{"id":"2402.03126","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.03126","created_at":"2026-07-05T09:23:02Z"},{"alias_kind":"arxiv_version","alias_value":"2402.03126v3","created_at":"2026-07-05T09:23:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.03126","created_at":"2026-07-05T09:23:02Z"},{"alias_kind":"pith_short_12","alias_value":"OGJE2EYOZMEF","created_at":"2026-07-05T09:23:02Z"},{"alias_kind":"pith_short_16","alias_value":"OGJE2EYOZMEF3VQY","created_at":"2026-07-05T09:23:02Z"},{"alias_kind":"pith_short_8","alias_value":"OGJE2EYO","created_at":"2026-07-05T09:23:02Z"}],"graph_snapshots":[{"event_id":"sha256:eeedf97c92baffd38bfd6e8547475e21f3abe20f239ff5108b664dc2563992a5","target":"graph","created_at":"2026-07-05T09:23:02Z","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/2402.03126/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the problem of parameter-free stochastic optimization, inquiring whether, and under what conditions, do fully parameter-free methods exist: these are methods that achieve convergence rates competitive with optimally tuned methods, without requiring significant knowledge of the true problem parameters. Existing parameter-free methods can only be considered ``partially'' parameter-free, as they require some non-trivial knowledge of the true problem parameters, such as a bound on the stochastic gradient norms, a bound on the distance to a minimizer, etc. In the non-convex setting, we dem","authors_text":"Amit Attia, Tomer Koren","cross_cats":["math.OC","stat.ML"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2024-02-05T15:51:49Z","title":"How Free is Parameter-Free Stochastic Optimization?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.03126","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":"sha256:2b5f9102c29140ad9ad91ab8c6ba3b640d26d61bc8040632590504ea3b66bf15","target":"record","created_at":"2026-07-05T09:23:02Z","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":"93dc06bcdbeb4884fe82d5dd4ac32a7b6b85973d57e696dc4044521a0c26e900","cross_cats_sorted":["math.OC","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2024-02-05T15:51:49Z","title_canon_sha256":"5ed740b23fa795e96e0d518aab67d77fd9441f0dc0e4c440acac83a60b9b6c44"},"schema_version":"1.0","source":{"id":"2402.03126","kind":"arxiv","version":3}},"canonical_sha256":"71924d130ecb085dd618922b184ea7f32c8279f2e746b6e2109f39de95d27be9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"71924d130ecb085dd618922b184ea7f32c8279f2e746b6e2109f39de95d27be9","first_computed_at":"2026-07-05T09:23:02.723608Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:23:02.723608Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1c9QgiGyVz9cWm2EqOmaZwEzJq/aLNx6kKkRf8l6jdKle1mZqqbm+sY3tCCOy7WxwdDZO7s4AzHLQyLPhE5DAw==","signature_status":"signed_v1","signed_at":"2026-07-05T09:23:02.724054Z","signed_message":"canonical_sha256_bytes"},"source_id":"2402.03126","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2b5f9102c29140ad9ad91ab8c6ba3b640d26d61bc8040632590504ea3b66bf15","sha256:eeedf97c92baffd38bfd6e8547475e21f3abe20f239ff5108b664dc2563992a5"],"state_sha256":"9620635671afc3094239127959436ba166d3220087abdcf1d8f3c1de19437649"}