{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:R5X2MBBNK72MZMBMM56FPWYDK7","short_pith_number":"pith:R5X2MBBN","canonical_record":{"source":{"id":"2406.17808","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CL","submitted_at":"2024-06-24T03:59:17Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"d1e71929eb7f3c45f17157984a766ac35c57f9c61a2702ce0958cbd8aeea9457","abstract_canon_sha256":"c87a5b0ccddb55ba9678d259771de76d2a22b68e50d03466cb6fd32361bccbfb"},"schema_version":"1.0"},"canonical_sha256":"8f6fa6042d57f4ccb02c677c57db0357f4d4e88050e143b0c29c34a16a5314d0","source":{"kind":"arxiv","id":"2406.17808","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.17808","created_at":"2026-07-05T10:41:47Z"},{"alias_kind":"arxiv_version","alias_value":"2406.17808v4","created_at":"2026-07-05T10:41:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.17808","created_at":"2026-07-05T10:41:47Z"},{"alias_kind":"pith_short_12","alias_value":"R5X2MBBNK72M","created_at":"2026-07-05T10:41:47Z"},{"alias_kind":"pith_short_16","alias_value":"R5X2MBBNK72MZMBM","created_at":"2026-07-05T10:41:47Z"},{"alias_kind":"pith_short_8","alias_value":"R5X2MBBN","created_at":"2026-07-05T10:41:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:R5X2MBBNK72MZMBMM56FPWYDK7","target":"record","payload":{"canonical_record":{"source":{"id":"2406.17808","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CL","submitted_at":"2024-06-24T03:59:17Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"d1e71929eb7f3c45f17157984a766ac35c57f9c61a2702ce0958cbd8aeea9457","abstract_canon_sha256":"c87a5b0ccddb55ba9678d259771de76d2a22b68e50d03466cb6fd32361bccbfb"},"schema_version":"1.0"},"canonical_sha256":"8f6fa6042d57f4ccb02c677c57db0357f4d4e88050e143b0c29c34a16a5314d0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:41:47.167007Z","signature_b64":"W1CwYvPPEYxBonitq+duQJmjr8P2nyejwGN/G2pE6lsKaQXiLfA1L9B0LPubMvyg96QlWbfl+QDBpODCloHjAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8f6fa6042d57f4ccb02c677c57db0357f4d4e88050e143b0c29c34a16a5314d0","last_reissued_at":"2026-07-05T10:41:47.166494Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:41:47.166494Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2406.17808","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:41:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/2Upv90QWsT3ngpP68AjsrB8FqC0HOzv0U3Zt8IgesGMNJgQeurU/vvmiGlboPziVrVojuK2BfihdvFbLjpKCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T06:47:53.385760Z"},"content_sha256":"1be6f83914b36da10fb38561672695541ed4149bb55878b79d9e761fd1e90fed","schema_version":"1.0","event_id":"sha256:1be6f83914b36da10fb38561672695541ed4149bb55878b79d9e761fd1e90fed"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:R5X2MBBNK72MZMBMM56FPWYDK7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Training-Free Exponential Context Extension via Cascading KV Cache","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.AI","cs.LG"],"primary_cat":"cs.CL","authors_text":"Heejun Lee, Jeffrey Willette, Myeongjae Jeon, Sung Ju Hwang, Youngwan Lee","submitted_at":"2024-06-24T03:59:17Z","abstract_excerpt":"The transformer's context window is vital for tasks such as few-shot learning and conditional generation as it preserves previous tokens for active memory. However, as the context lengths increase, the computational costs grow quadratically, hindering the deployment of large language models (LLMs) in real-world, long sequence scenarios. Although some recent key-value caching (KV Cache) methods offer linear inference complexity, they naively manage the stored context, prematurely evicting tokens and losing valuable information. Moreover, they lack an optimized prefill/prompt stage strategy, res"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.17808","kind":"arxiv","version":4},"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/2406.17808/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":"2026-07-05T10:41:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"haX9orD18vgubBAbLADP94+mQvFXA6IKhVdMiYP7GIGCvazSqDwaXmblBhhzMgGH6mne8YOaxbloBUTGKx/cDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T06:47:53.386161Z"},"content_sha256":"cff60ff6d8ec190e92bee3186340420dabf24ce0eed775316b75b769a3181cee","schema_version":"1.0","event_id":"sha256:cff60ff6d8ec190e92bee3186340420dabf24ce0eed775316b75b769a3181cee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R5X2MBBNK72MZMBMM56FPWYDK7/bundle.json","state_url":"https://pith.science/pith/R5X2MBBNK72MZMBMM56FPWYDK7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R5X2MBBNK72MZMBMM56FPWYDK7/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":"2026-07-07T06:47:53Z","links":{"resolver":"https://pith.science/pith/R5X2MBBNK72MZMBMM56FPWYDK7","bundle":"https://pith.science/pith/R5X2MBBNK72MZMBMM56FPWYDK7/bundle.json","state":"https://pith.science/pith/R5X2MBBNK72MZMBMM56FPWYDK7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R5X2MBBNK72MZMBMM56FPWYDK7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:R5X2MBBNK72MZMBMM56FPWYDK7","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":"c87a5b0ccddb55ba9678d259771de76d2a22b68e50d03466cb6fd32361bccbfb","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CL","submitted_at":"2024-06-24T03:59:17Z","title_canon_sha256":"d1e71929eb7f3c45f17157984a766ac35c57f9c61a2702ce0958cbd8aeea9457"},"schema_version":"1.0","source":{"id":"2406.17808","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.17808","created_at":"2026-07-05T10:41:47Z"},{"alias_kind":"arxiv_version","alias_value":"2406.17808v4","created_at":"2026-07-05T10:41:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.17808","created_at":"2026-07-05T10:41:47Z"},{"alias_kind":"pith_short_12","alias_value":"R5X2MBBNK72M","created_at":"2026-07-05T10:41:47Z"},{"alias_kind":"pith_short_16","alias_value":"R5X2MBBNK72MZMBM","created_at":"2026-07-05T10:41:47Z"},{"alias_kind":"pith_short_8","alias_value":"R5X2MBBN","created_at":"2026-07-05T10:41:47Z"}],"graph_snapshots":[{"event_id":"sha256:cff60ff6d8ec190e92bee3186340420dabf24ce0eed775316b75b769a3181cee","target":"graph","created_at":"2026-07-05T10:41:47Z","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/2406.17808/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The transformer's context window is vital for tasks such as few-shot learning and conditional generation as it preserves previous tokens for active memory. However, as the context lengths increase, the computational costs grow quadratically, hindering the deployment of large language models (LLMs) in real-world, long sequence scenarios. Although some recent key-value caching (KV Cache) methods offer linear inference complexity, they naively manage the stored context, prematurely evicting tokens and losing valuable information. Moreover, they lack an optimized prefill/prompt stage strategy, res","authors_text":"Heejun Lee, Jeffrey Willette, Myeongjae Jeon, Sung Ju Hwang, Youngwan Lee","cross_cats":["cs.AI","cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CL","submitted_at":"2024-06-24T03:59:17Z","title":"Training-Free Exponential Context Extension via Cascading KV Cache"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.17808","kind":"arxiv","version":4},"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":"sha256:1be6f83914b36da10fb38561672695541ed4149bb55878b79d9e761fd1e90fed","target":"record","created_at":"2026-07-05T10:41:47Z","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":"c87a5b0ccddb55ba9678d259771de76d2a22b68e50d03466cb6fd32361bccbfb","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CL","submitted_at":"2024-06-24T03:59:17Z","title_canon_sha256":"d1e71929eb7f3c45f17157984a766ac35c57f9c61a2702ce0958cbd8aeea9457"},"schema_version":"1.0","source":{"id":"2406.17808","kind":"arxiv","version":4}},"canonical_sha256":"8f6fa6042d57f4ccb02c677c57db0357f4d4e88050e143b0c29c34a16a5314d0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8f6fa6042d57f4ccb02c677c57db0357f4d4e88050e143b0c29c34a16a5314d0","first_computed_at":"2026-07-05T10:41:47.166494Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:41:47.166494Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"W1CwYvPPEYxBonitq+duQJmjr8P2nyejwGN/G2pE6lsKaQXiLfA1L9B0LPubMvyg96QlWbfl+QDBpODCloHjAw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:41:47.167007Z","signed_message":"canonical_sha256_bytes"},"source_id":"2406.17808","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1be6f83914b36da10fb38561672695541ed4149bb55878b79d9e761fd1e90fed","sha256:cff60ff6d8ec190e92bee3186340420dabf24ce0eed775316b75b769a3181cee"],"state_sha256":"5886bc8a7b72a224981eff2e9e52c919bf502a938a696cbbf0c9d50077150dfa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PIshyTkXkD3zX5aalnAXe59Lbd+9VUQafjAXvqtcSie9PV+YGyKnRIOfluFzGMZQ22rlHnAY7EyHg5BilsB3Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T06:47:53.388290Z","bundle_sha256":"4094b3ac99cdc663a5aedfa782e4b553aa53a250de028dd7a4cdcfc9050936df"}}