{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:QKITDFDZCXSUOBE7E5DCBO3TWJ","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":"a0ed95483780e1bc9d479ea0725c3be8f6ec0ac506368825ea8f6a526632db17","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2023-08-24T05:49:58Z","title_canon_sha256":"5e58ba735ab15fa4fbe97a305ea0b405bcdb98a09268ff2fe0857d7fd6c52cda"},"schema_version":"1.0","source":{"id":"2308.12581","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2308.12581","created_at":"2026-07-05T07:59:52Z"},{"alias_kind":"arxiv_version","alias_value":"2308.12581v2","created_at":"2026-07-05T07:59:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2308.12581","created_at":"2026-07-05T07:59:52Z"},{"alias_kind":"pith_short_12","alias_value":"QKITDFDZCXSU","created_at":"2026-07-05T07:59:52Z"},{"alias_kind":"pith_short_16","alias_value":"QKITDFDZCXSUOBE7","created_at":"2026-07-05T07:59:52Z"},{"alias_kind":"pith_short_8","alias_value":"QKITDFDZ","created_at":"2026-07-05T07:59:52Z"}],"graph_snapshots":[{"event_id":"sha256:d12a2754a78311365463b73b7909e4efd2e6ba6fb4fd9c3e0edc89d55867a902","target":"graph","created_at":"2026-07-05T07:59:52Z","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/2308.12581/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Federated learning systems are susceptible to adversarial attacks. To combat this, we introduce a novel aggregator based on Huber loss minimization, and provide a comprehensive theoretical analysis. Under independent and identically distributed (i.i.d) assumption, our approach has several advantages compared to existing methods. Firstly, it has optimal dependence on $\\epsilon$, which stands for the ratio of attacked clients. Secondly, our approach does not need precise knowledge of $\\epsilon$. Thirdly, it allows different clients to have unequal data sizes. We then broaden our analysis to incl","authors_text":"Fei Yu, Puning Zhao, Zhiguo Wan","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2023-08-24T05:49:58Z","title":"A Huber Loss Minimization Approach to Byzantine Robust Federated Learning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2308.12581","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:d96f762b410fba8841ea74234562b3b019c6f51aa30a57b699d93f62363d69ee","target":"record","created_at":"2026-07-05T07:59:52Z","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":"a0ed95483780e1bc9d479ea0725c3be8f6ec0ac506368825ea8f6a526632db17","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2023-08-24T05:49:58Z","title_canon_sha256":"5e58ba735ab15fa4fbe97a305ea0b405bcdb98a09268ff2fe0857d7fd6c52cda"},"schema_version":"1.0","source":{"id":"2308.12581","kind":"arxiv","version":2}},"canonical_sha256":"829131947915e547049f274620bb73b25a9eb7f8670e9e2b4977ac741cca4ed9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"829131947915e547049f274620bb73b25a9eb7f8670e9e2b4977ac741cca4ed9","first_computed_at":"2026-07-05T07:59:52.525749Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:59:52.525749Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MJE2h0RQEzHxdoomMTOqqgIxsEqlrPPj+0qE2DfD7tK1oHAgNunKJSoeogDsRQJPw5yk4lt9dDFhzWHaYt0eCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:59:52.526304Z","signed_message":"canonical_sha256_bytes"},"source_id":"2308.12581","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d96f762b410fba8841ea74234562b3b019c6f51aa30a57b699d93f62363d69ee","sha256:d12a2754a78311365463b73b7909e4efd2e6ba6fb4fd9c3e0edc89d55867a902"],"state_sha256":"9a333374d61aae52402c6fcb8c60f454c821a4c1d877e2c6613da3605f80fa97"}