{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:NACOJME7R3ZTUVZSYWK6YEOLBN","short_pith_number":"pith:NACOJME7","canonical_record":{"source":{"id":"2409.17981","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-09-26T15:54:18Z","cross_cats_sorted":[],"title_canon_sha256":"b4b6929d6d1d686e4910b3767bedcccb55b0c560a8521a453141e27542425b84","abstract_canon_sha256":"8b01f738fcee78abdbc0b319b9a9c520fd6a27fa92d3d355bfb34a2b1cd4cf63"},"schema_version":"1.0"},"canonical_sha256":"6804e4b09f8ef33a5732c595ec11cb0b7ab60537f1179a0e108e2f1da362d734","source":{"kind":"arxiv","id":"2409.17981","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.17981","created_at":"2026-07-05T11:46:36Z"},{"alias_kind":"arxiv_version","alias_value":"2409.17981v2","created_at":"2026-07-05T11:46:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.17981","created_at":"2026-07-05T11:46:36Z"},{"alias_kind":"pith_short_12","alias_value":"NACOJME7R3ZT","created_at":"2026-07-05T11:46:36Z"},{"alias_kind":"pith_short_16","alias_value":"NACOJME7R3ZTUVZS","created_at":"2026-07-05T11:46:36Z"},{"alias_kind":"pith_short_8","alias_value":"NACOJME7","created_at":"2026-07-05T11:46:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:NACOJME7R3ZTUVZSYWK6YEOLBN","target":"record","payload":{"canonical_record":{"source":{"id":"2409.17981","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-09-26T15:54:18Z","cross_cats_sorted":[],"title_canon_sha256":"b4b6929d6d1d686e4910b3767bedcccb55b0c560a8521a453141e27542425b84","abstract_canon_sha256":"8b01f738fcee78abdbc0b319b9a9c520fd6a27fa92d3d355bfb34a2b1cd4cf63"},"schema_version":"1.0"},"canonical_sha256":"6804e4b09f8ef33a5732c595ec11cb0b7ab60537f1179a0e108e2f1da362d734","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:46:36.212075Z","signature_b64":"m/v8PRpRp7yZm150dsX+u/LZraKWLx/MrLhnEAVr1JjrKWzOZqZIFJlCP1NyA2t1nA72SclPUfk+uhHbPOBmAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6804e4b09f8ef33a5732c595ec11cb0b7ab60537f1179a0e108e2f1da362d734","last_reissued_at":"2026-07-05T11:46:36.211558Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:46:36.211558Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2409.17981","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:46:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uTu5BJ2GoNzB0ZNysVhs/yx/Y/yBJ2uzQg0KAD6NqFnV7Im+NOX3BHfWTGOuYTYKYAsoxrOCFKvx6+oqffo3AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T03:10:22.764177Z"},"content_sha256":"742ffab42269858b6db415e1d67353cd1f60802954a9924e7ad0b915e46ac4d7","schema_version":"1.0","event_id":"sha256:742ffab42269858b6db415e1d67353cd1f60802954a9924e7ad0b915e46ac4d7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:NACOJME7R3ZTUVZSYWK6YEOLBN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"BlinkTrack: Feature Tracking over 80 FPS via Events and Images","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Guanglin Li, Guofeng Zhang, Hujun Bao, Shuo Chen, Yichen Shen, Yijin Li, Zhaopeng Cui, Zhaoyang Huang","submitted_at":"2024-09-26T15:54:18Z","abstract_excerpt":"Event cameras, known for their high temporal resolution and ability to capture asynchronous changes, have gained significant attention for their potential in feature tracking, especially in challenging conditions. However, event cameras lack the fine-grained texture information that conventional cameras provide, leading to error accumulation in tracking. To address this, we propose a novel framework, BlinkTrack, which integrates event data with grayscale images for high-frequency feature tracking. Our method extends the traditional Kalman filter into a learning-based framework, utilizing diffe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.17981","kind":"arxiv","version":2},"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/2409.17981/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":"2026-07-05T11:46:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eLAQHqEsJjm2pd5sSqVZYj7/IrRFT04ShnbWFqoJsL0b6QM2ZHl6Ozs83eeI1YdcuZRshtmPO21+frYECZgACg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T03:10:22.764675Z"},"content_sha256":"297b9c9bbcefb579fe139475a6b52cf824ef0a1d8ea498a1f9f3bb33999d3b1c","schema_version":"1.0","event_id":"sha256:297b9c9bbcefb579fe139475a6b52cf824ef0a1d8ea498a1f9f3bb33999d3b1c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NACOJME7R3ZTUVZSYWK6YEOLBN/bundle.json","state_url":"https://pith.science/pith/NACOJME7R3ZTUVZSYWK6YEOLBN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NACOJME7R3ZTUVZSYWK6YEOLBN/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":"2026-08-14T03:10:22Z","links":{"resolver":"https://pith.science/pith/NACOJME7R3ZTUVZSYWK6YEOLBN","bundle":"https://pith.science/pith/NACOJME7R3ZTUVZSYWK6YEOLBN/bundle.json","state":"https://pith.science/pith/NACOJME7R3ZTUVZSYWK6YEOLBN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NACOJME7R3ZTUVZSYWK6YEOLBN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:NACOJME7R3ZTUVZSYWK6YEOLBN","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":"8b01f738fcee78abdbc0b319b9a9c520fd6a27fa92d3d355bfb34a2b1cd4cf63","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-09-26T15:54:18Z","title_canon_sha256":"b4b6929d6d1d686e4910b3767bedcccb55b0c560a8521a453141e27542425b84"},"schema_version":"1.0","source":{"id":"2409.17981","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.17981","created_at":"2026-07-05T11:46:36Z"},{"alias_kind":"arxiv_version","alias_value":"2409.17981v2","created_at":"2026-07-05T11:46:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.17981","created_at":"2026-07-05T11:46:36Z"},{"alias_kind":"pith_short_12","alias_value":"NACOJME7R3ZT","created_at":"2026-07-05T11:46:36Z"},{"alias_kind":"pith_short_16","alias_value":"NACOJME7R3ZTUVZS","created_at":"2026-07-05T11:46:36Z"},{"alias_kind":"pith_short_8","alias_value":"NACOJME7","created_at":"2026-07-05T11:46:36Z"}],"graph_snapshots":[{"event_id":"sha256:297b9c9bbcefb579fe139475a6b52cf824ef0a1d8ea498a1f9f3bb33999d3b1c","target":"graph","created_at":"2026-07-05T11:46:36Z","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/2409.17981/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Event cameras, known for their high temporal resolution and ability to capture asynchronous changes, have gained significant attention for their potential in feature tracking, especially in challenging conditions. However, event cameras lack the fine-grained texture information that conventional cameras provide, leading to error accumulation in tracking. To address this, we propose a novel framework, BlinkTrack, which integrates event data with grayscale images for high-frequency feature tracking. Our method extends the traditional Kalman filter into a learning-based framework, utilizing diffe","authors_text":"Guanglin Li, Guofeng Zhang, Hujun Bao, Shuo Chen, Yichen Shen, Yijin Li, Zhaopeng Cui, Zhaoyang Huang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-09-26T15:54:18Z","title":"BlinkTrack: Feature Tracking over 80 FPS via Events and Images"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.17981","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":"sha256:742ffab42269858b6db415e1d67353cd1f60802954a9924e7ad0b915e46ac4d7","target":"record","created_at":"2026-07-05T11:46:36Z","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":"8b01f738fcee78abdbc0b319b9a9c520fd6a27fa92d3d355bfb34a2b1cd4cf63","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-09-26T15:54:18Z","title_canon_sha256":"b4b6929d6d1d686e4910b3767bedcccb55b0c560a8521a453141e27542425b84"},"schema_version":"1.0","source":{"id":"2409.17981","kind":"arxiv","version":2}},"canonical_sha256":"6804e4b09f8ef33a5732c595ec11cb0b7ab60537f1179a0e108e2f1da362d734","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6804e4b09f8ef33a5732c595ec11cb0b7ab60537f1179a0e108e2f1da362d734","first_computed_at":"2026-07-05T11:46:36.211558Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:46:36.211558Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m/v8PRpRp7yZm150dsX+u/LZraKWLx/MrLhnEAVr1JjrKWzOZqZIFJlCP1NyA2t1nA72SclPUfk+uhHbPOBmAw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:46:36.212075Z","signed_message":"canonical_sha256_bytes"},"source_id":"2409.17981","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:742ffab42269858b6db415e1d67353cd1f60802954a9924e7ad0b915e46ac4d7","sha256:297b9c9bbcefb579fe139475a6b52cf824ef0a1d8ea498a1f9f3bb33999d3b1c"],"state_sha256":"76dc8039e10ab13dfbbee22189bf4e5c13ac631a8a5bad85654efb37dff89026"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"j7sxF30UtFYWqh48R+ejtwm5vL/tDTeT3bDU+yqjt8eg87D9+MPpcDze8tkq/MO118dJhptUUQXUiH/dvg4HAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T03:10:22.768503Z","bundle_sha256":"9aa236c6a07f44256e19035bac541545d8f81afaf69f2b43f9c19bcd46764179"}}