{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:FVSXR7CBMQ2GRY3X7X3UWB7PGV","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":"f29c053df069f29934a31c9053b5ec83fd8de0585b6ed54820a1aa89990ac41a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2026-01-30T05:50:35Z","title_canon_sha256":"b08049b6e111e29d475baf3e4bb7bb72ce2881bcf0cc6bfb8f7eebd0db4f45e7"},"schema_version":"1.0","source":{"id":"2601.22601","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2601.22601","created_at":"2026-06-03T01:05:48Z"},{"alias_kind":"arxiv_version","alias_value":"2601.22601v2","created_at":"2026-06-03T01:05:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2601.22601","created_at":"2026-06-03T01:05:48Z"},{"alias_kind":"pith_short_12","alias_value":"FVSXR7CBMQ2G","created_at":"2026-06-03T01:05:48Z"},{"alias_kind":"pith_short_16","alias_value":"FVSXR7CBMQ2GRY3X","created_at":"2026-06-03T01:05:48Z"},{"alias_kind":"pith_short_8","alias_value":"FVSXR7CB","created_at":"2026-06-03T01:05:48Z"}],"graph_snapshots":[{"event_id":"sha256:2bac07cd0e6c0c56f7bca69afee3065931d4eb39764365d0617527f5641ca48f","target":"graph","created_at":"2026-06-03T01:05:48Z","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/2601.22601/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Federated unlearning (FU) aims to erase designated client-level, class-level, or sample-level knowledge from a global model. Existing studies commonly assume that the collaboration ends with the unlearning operation, overlooking the follow-up situation where federated training continues over the remaining data. We identify a critical failure mode, termed knowledge resurfacing, by revealing that continued training can re-activate unlearned knowledge and cause the removed influence to resurface in the global model. To address this, we propose Lethe, a novel federated unlearning method that de-co","authors_text":"Hanwei Tan, Ligang He, Wentai Wu, Yijun Quan","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2026-01-30T05:50:35Z","title":"Lethe: Adapter-Augmented Dual-Stream Update for Persistent Knowledge Erasure in Federated Unlearning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2601.22601","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:eb07eb1058bdffc4d427be43392011557db4dfa92807ffd45c1e7cb4802ede6e","target":"record","created_at":"2026-06-03T01:05:48Z","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":"f29c053df069f29934a31c9053b5ec83fd8de0585b6ed54820a1aa89990ac41a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2026-01-30T05:50:35Z","title_canon_sha256":"b08049b6e111e29d475baf3e4bb7bb72ce2881bcf0cc6bfb8f7eebd0db4f45e7"},"schema_version":"1.0","source":{"id":"2601.22601","kind":"arxiv","version":2}},"canonical_sha256":"2d6578fc41643468e377fdf74b07ef355e268d9b8514acd493a7899c5c093afb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2d6578fc41643468e377fdf74b07ef355e268d9b8514acd493a7899c5c093afb","first_computed_at":"2026-06-03T01:05:48.205158Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-03T01:05:48.205158Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kRL3QvvcjLYiJi0IQk8gRvN0OYWmt46U6tqy6c+/iVdDUB47gjuowdwfa8f3BWpwq/JSa5K/rP0oypmlNCGLCw==","signature_status":"signed_v1","signed_at":"2026-06-03T01:05:48.205648Z","signed_message":"canonical_sha256_bytes"},"source_id":"2601.22601","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eb07eb1058bdffc4d427be43392011557db4dfa92807ffd45c1e7cb4802ede6e","sha256:2bac07cd0e6c0c56f7bca69afee3065931d4eb39764365d0617527f5641ca48f"],"state_sha256":"e776eb88ef8f19e49ede8ccdc2b3657eb81fa9014bea91171d266b7aec6d5bbd"}