{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:5RSGDQSK53IZ4SEG7KYHZTNGCU","short_pith_number":"pith:5RSGDQSK","canonical_record":{"source":{"id":"2508.03259","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-08-05T09:35:55Z","cross_cats_sorted":[],"title_canon_sha256":"de3b75d428373eb7b5f9ef9b205b408ddff4bbf3921a2774bec170b1708dd982","abstract_canon_sha256":"e811cd91c12f14b59759c27cf078b8ed80d010f3926a1c3d399cadff3887587c"},"schema_version":"1.0"},"canonical_sha256":"ec6461c24aeed19e4886fab07ccda6150cbc5f50c654de51b06124bfbfccc3b5","source":{"kind":"arxiv","id":"2508.03259","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.03259","created_at":"2026-07-05T11:48:52Z"},{"alias_kind":"arxiv_version","alias_value":"2508.03259v1","created_at":"2026-07-05T11:48:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.03259","created_at":"2026-07-05T11:48:52Z"},{"alias_kind":"pith_short_12","alias_value":"5RSGDQSK53IZ","created_at":"2026-07-05T11:48:52Z"},{"alias_kind":"pith_short_16","alias_value":"5RSGDQSK53IZ4SEG","created_at":"2026-07-05T11:48:52Z"},{"alias_kind":"pith_short_8","alias_value":"5RSGDQSK","created_at":"2026-07-05T11:48:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:5RSGDQSK53IZ4SEG7KYHZTNGCU","target":"record","payload":{"canonical_record":{"source":{"id":"2508.03259","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-08-05T09:35:55Z","cross_cats_sorted":[],"title_canon_sha256":"de3b75d428373eb7b5f9ef9b205b408ddff4bbf3921a2774bec170b1708dd982","abstract_canon_sha256":"e811cd91c12f14b59759c27cf078b8ed80d010f3926a1c3d399cadff3887587c"},"schema_version":"1.0"},"canonical_sha256":"ec6461c24aeed19e4886fab07ccda6150cbc5f50c654de51b06124bfbfccc3b5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:48:52.768555Z","signature_b64":"te3hcKm4Di+1fzTA1IxyPtcJLhxgLHGQ5RO4kohIQADls4dMBDZ702xLugXoVQO3UE89AQDGaaqzYdHabvgZDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ec6461c24aeed19e4886fab07ccda6150cbc5f50c654de51b06124bfbfccc3b5","last_reissued_at":"2026-07-05T11:48:52.767829Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:48:52.767829Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.03259","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:48:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t6PVQvm1Ettx2arxxSxvHFtX53dYyiZ+7KT+TJ64inqhGg8itjAEJVYenddcCMpvvzR26FdW6kktb3qFscVOBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T19:00:39.616453Z"},"content_sha256":"00aa1ca4bf2d522801342bdfa710cec7cf735669f9490a77d0fade0161b616f1","schema_version":"1.0","event_id":"sha256:00aa1ca4bf2d522801342bdfa710cec7cf735669f9490a77d0fade0161b616f1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:5RSGDQSK53IZ4SEG7KYHZTNGCU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exploring Stability-Plasticity Trade-offs for Continual Named Entity Recognition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Chenxing Li, Dong Yu, Duzhen Zhang, Jiahua Dong, Qi Liu","submitted_at":"2025-08-05T09:35:55Z","abstract_excerpt":"Continual Named Entity Recognition (CNER) is an evolving field that focuses on sequentially updating an existing model to incorporate new entity types. Previous CNER methods primarily utilize Knowledge Distillation (KD) to preserve prior knowledge and overcome catastrophic forgetting, strictly ensuring that the representations of old and new models remain consistent. Consequently, they often impart the model with excessive stability (i.e., retention of old knowledge) but limited plasticity (i.e., acquisition of new knowledge). To address this issue, we propose a Stability-Plasticity Trade-off "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.03259","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2508.03259/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:48:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6S0gTEIb14yIErNWG5nEBdXTarQNv7lUvYFVwLxP9Bw2MHkm4GGiYQWdeMpiXb9/TUw4DC5/RzESFPA6N6J3BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T19:00:39.616939Z"},"content_sha256":"6d86317f0535ce1fb8a0f026468cb00bf9f33a2180ba9796e02790e357994519","schema_version":"1.0","event_id":"sha256:6d86317f0535ce1fb8a0f026468cb00bf9f33a2180ba9796e02790e357994519"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5RSGDQSK53IZ4SEG7KYHZTNGCU/bundle.json","state_url":"https://pith.science/pith/5RSGDQSK53IZ4SEG7KYHZTNGCU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5RSGDQSK53IZ4SEG7KYHZTNGCU/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-11T19:00:39Z","links":{"resolver":"https://pith.science/pith/5RSGDQSK53IZ4SEG7KYHZTNGCU","bundle":"https://pith.science/pith/5RSGDQSK53IZ4SEG7KYHZTNGCU/bundle.json","state":"https://pith.science/pith/5RSGDQSK53IZ4SEG7KYHZTNGCU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5RSGDQSK53IZ4SEG7KYHZTNGCU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:5RSGDQSK53IZ4SEG7KYHZTNGCU","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":"e811cd91c12f14b59759c27cf078b8ed80d010f3926a1c3d399cadff3887587c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-08-05T09:35:55Z","title_canon_sha256":"de3b75d428373eb7b5f9ef9b205b408ddff4bbf3921a2774bec170b1708dd982"},"schema_version":"1.0","source":{"id":"2508.03259","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.03259","created_at":"2026-07-05T11:48:52Z"},{"alias_kind":"arxiv_version","alias_value":"2508.03259v1","created_at":"2026-07-05T11:48:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.03259","created_at":"2026-07-05T11:48:52Z"},{"alias_kind":"pith_short_12","alias_value":"5RSGDQSK53IZ","created_at":"2026-07-05T11:48:52Z"},{"alias_kind":"pith_short_16","alias_value":"5RSGDQSK53IZ4SEG","created_at":"2026-07-05T11:48:52Z"},{"alias_kind":"pith_short_8","alias_value":"5RSGDQSK","created_at":"2026-07-05T11:48:52Z"}],"graph_snapshots":[{"event_id":"sha256:6d86317f0535ce1fb8a0f026468cb00bf9f33a2180ba9796e02790e357994519","target":"graph","created_at":"2026-07-05T11:48:52Z","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/2508.03259/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Continual Named Entity Recognition (CNER) is an evolving field that focuses on sequentially updating an existing model to incorporate new entity types. Previous CNER methods primarily utilize Knowledge Distillation (KD) to preserve prior knowledge and overcome catastrophic forgetting, strictly ensuring that the representations of old and new models remain consistent. Consequently, they often impart the model with excessive stability (i.e., retention of old knowledge) but limited plasticity (i.e., acquisition of new knowledge). To address this issue, we propose a Stability-Plasticity Trade-off ","authors_text":"Chenxing Li, Dong Yu, Duzhen Zhang, Jiahua Dong, Qi Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-08-05T09:35:55Z","title":"Exploring Stability-Plasticity Trade-offs for Continual Named Entity Recognition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.03259","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":"sha256:00aa1ca4bf2d522801342bdfa710cec7cf735669f9490a77d0fade0161b616f1","target":"record","created_at":"2026-07-05T11:48:52Z","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":"e811cd91c12f14b59759c27cf078b8ed80d010f3926a1c3d399cadff3887587c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2025-08-05T09:35:55Z","title_canon_sha256":"de3b75d428373eb7b5f9ef9b205b408ddff4bbf3921a2774bec170b1708dd982"},"schema_version":"1.0","source":{"id":"2508.03259","kind":"arxiv","version":1}},"canonical_sha256":"ec6461c24aeed19e4886fab07ccda6150cbc5f50c654de51b06124bfbfccc3b5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ec6461c24aeed19e4886fab07ccda6150cbc5f50c654de51b06124bfbfccc3b5","first_computed_at":"2026-07-05T11:48:52.767829Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:48:52.767829Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"te3hcKm4Di+1fzTA1IxyPtcJLhxgLHGQ5RO4kohIQADls4dMBDZ702xLugXoVQO3UE89AQDGaaqzYdHabvgZDA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:48:52.768555Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.03259","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:00aa1ca4bf2d522801342bdfa710cec7cf735669f9490a77d0fade0161b616f1","sha256:6d86317f0535ce1fb8a0f026468cb00bf9f33a2180ba9796e02790e357994519"],"state_sha256":"5ea16eabb4f9c7ba0facd6bae84589b90b99ed29fb878bcbb1435ffb4c73c712"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XeVEMY2Zg+0fDuacNU5jK5Bo2S1HDp+seUvdZIJdroM1/Saw4tSd1jJmYTdWY83hj+3EGYa//LqE2dMURS0zAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T19:00:39.621042Z","bundle_sha256":"ee46acd9ab9d824057c7078cf918a0ddb9ab5ff2f0e6799e78f12ee5a2491107"}}