{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:GSXNZXRHILJMW3GNU4PY5OCMSA","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":"c5857c2912c28995b7a01eaec3e96307321f2af1a717afe49c5c21bb07a3bc2a","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2026-06-09T08:35:21Z","title_canon_sha256":"91fbfe8d640e0148bd44dea298730bd695c4c67cf8bde7c1a7c9e276fcf0b5f8"},"schema_version":"1.0","source":{"id":"2606.11272","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.11272","created_at":"2026-06-11T00:08:16Z"},{"alias_kind":"arxiv_version","alias_value":"2606.11272v1","created_at":"2026-06-11T00:08:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.11272","created_at":"2026-06-11T00:08:16Z"},{"alias_kind":"pith_short_12","alias_value":"GSXNZXRHILJM","created_at":"2026-06-11T00:08:16Z"},{"alias_kind":"pith_short_16","alias_value":"GSXNZXRHILJMW3GN","created_at":"2026-06-11T00:08:16Z"},{"alias_kind":"pith_short_8","alias_value":"GSXNZXRH","created_at":"2026-06-11T00:08:16Z"}],"graph_snapshots":[{"event_id":"sha256:8083992f68cc181d7e3cce780853b930bf060e3c823685db12ef48d9dfdddd32","target":"graph","created_at":"2026-06-11T00:08:16Z","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/2606.11272/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Federated Learning (FL) enables collaborative and privacy-preserving model training across distributed clients, but most existing FL systems implicitly assume data stationarity. In real-world settings-such as healthcare, industrial IoT (IIOT), cybersecurity, and smart cities-data streams are inherently non-stationary, leading classical FL methods to suffer from performance degradation, instability, and catastrophic forgetting.\n  Continual Learning (CL) addresses learning under evolving data distributions but has been largely studied in centralized settings, overlooking key constraints of feder","authors_text":"Fabrizio Ruffini, Francesco Marcelloni, Masoume Gholizade, Pietro Ducange","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2026-06-09T08:35:21Z","title":"Federated continual learning: A comprehensive survey on lifelong and privacy-preserving learning over distributed and non-stationary data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.11272","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":"sha256:676ad409fc96a884171bba247e03a95f1151a1dabe000a04c51f44b64519c09c","target":"record","created_at":"2026-06-11T00:08:16Z","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":"c5857c2912c28995b7a01eaec3e96307321f2af1a717afe49c5c21bb07a3bc2a","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2026-06-09T08:35:21Z","title_canon_sha256":"91fbfe8d640e0148bd44dea298730bd695c4c67cf8bde7c1a7c9e276fcf0b5f8"},"schema_version":"1.0","source":{"id":"2606.11272","kind":"arxiv","version":1}},"canonical_sha256":"34aedcde2742d2cb6ccda71f8eb84c9029e27724e5fab81a3f1d4f90d6e72217","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"34aedcde2742d2cb6ccda71f8eb84c9029e27724e5fab81a3f1d4f90d6e72217","first_computed_at":"2026-06-11T00:08:16.017268Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-11T00:08:16.017268Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YJ/4XAdv/jGjSa5g6MDokT4k8QV2MZgQqhG9R03OSfpxCOj8JwL75uDmUFtQnbxQnC7sHcjV9Ee0i0kD2BPFBQ==","signature_status":"signed_v1","signed_at":"2026-06-11T00:08:16.018111Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.11272","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:676ad409fc96a884171bba247e03a95f1151a1dabe000a04c51f44b64519c09c","sha256:8083992f68cc181d7e3cce780853b930bf060e3c823685db12ef48d9dfdddd32"],"state_sha256":"4bab3a0723789a7ee5512b55b492f39455436e9fc217f8c3c49dc2a2fa349243"}