{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:4GPR5XE7J422F4ZIFZ5QUPDZQR","short_pith_number":"pith:4GPR5XE7","canonical_record":{"source":{"id":"2509.07994","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2025-09-02T18:48:37Z","cross_cats_sorted":["cs.CV","cs.LG"],"title_canon_sha256":"e995f0042a8b66a9c415ad05dd5590e8c33331a288c21a9049692d7274da2009","abstract_canon_sha256":"73f95dc953e71a12e83aa46830ca47d9255238386a66d1cb3df9f74acc8c5f6d"},"schema_version":"1.0"},"canonical_sha256":"e19f1edc9f4f35a2f3282e7b0a3c79846678a94de25c5f831b8e33e4d9de2eda","source":{"kind":"arxiv","id":"2509.07994","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.07994","created_at":"2026-07-05T12:08:09Z"},{"alias_kind":"arxiv_version","alias_value":"2509.07994v1","created_at":"2026-07-05T12:08:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.07994","created_at":"2026-07-05T12:08:09Z"},{"alias_kind":"pith_short_12","alias_value":"4GPR5XE7J422","created_at":"2026-07-05T12:08:09Z"},{"alias_kind":"pith_short_16","alias_value":"4GPR5XE7J422F4ZI","created_at":"2026-07-05T12:08:09Z"},{"alias_kind":"pith_short_8","alias_value":"4GPR5XE7","created_at":"2026-07-05T12:08:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:4GPR5XE7J422F4ZIFZ5QUPDZQR","target":"record","payload":{"canonical_record":{"source":{"id":"2509.07994","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2025-09-02T18:48:37Z","cross_cats_sorted":["cs.CV","cs.LG"],"title_canon_sha256":"e995f0042a8b66a9c415ad05dd5590e8c33331a288c21a9049692d7274da2009","abstract_canon_sha256":"73f95dc953e71a12e83aa46830ca47d9255238386a66d1cb3df9f74acc8c5f6d"},"schema_version":"1.0"},"canonical_sha256":"e19f1edc9f4f35a2f3282e7b0a3c79846678a94de25c5f831b8e33e4d9de2eda","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:08:09.281570Z","signature_b64":"RnidpC9CIcTqwGYUhRo6rq9QMXfTKknXx4Z+JU9FYCU2j6FFUmKmQKonuJInmL6d+IHWF7xnqrL1fHkMl+D2Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e19f1edc9f4f35a2f3282e7b0a3c79846678a94de25c5f831b8e33e4d9de2eda","last_reissued_at":"2026-07-05T12:08:09.281109Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:08:09.281109Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2509.07994","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":"2026-07-05T12:08:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pejmYcB4GQUunfL+q79Qm5LaCaIGp557lW7uRRYNppKfjwvCB6+K5MrXOOxuHT5r0pMyf/Ixog9YTSjDh7OBAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T03:53:31.507068Z"},"content_sha256":"2b56bd907ae10d3f2625300658d956c206732af8cc45c9c53c3804cc52ef5367","schema_version":"1.0","event_id":"sha256:2b56bd907ae10d3f2625300658d956c206732af8cc45c9c53c3804cc52ef5367"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:4GPR5XE7J422F4ZIFZ5QUPDZQR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"STROKEVISION-BENCH: A Multimodal Video And 2D Pose Benchmark For Tracking Stroke Recovery","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.CV","cs.LG"],"primary_cat":"eess.IV","authors_text":"Animesh Gupta, David Robinson, Mubarak Shah, Qiushi Fu, Rizwan Quershi","submitted_at":"2025-09-02T18:48:37Z","abstract_excerpt":"Despite advancements in rehabilitation protocols, clinical assessment of upper extremity (UE) function after stroke largely remains subjective, relying heavily on therapist observation and coarse scoring systems. This subjectivity limits the sensitivity of assessments to detect subtle motor improvements, which are critical for personalized rehabilitation planning. Recent progress in computer vision offers promising avenues for enabling objective, quantitative, and scalable assessment of UE motor function. Among standardized tests, the Box and Block Test (BBT) is widely utilized for measuring g"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.07994","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/2509.07994/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":"2026-07-05T12:08:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HupBB9qyya9NYMNkayOEe5ai5hWW+4Z1Grta0bPBx46ev43t3mvywYfaPd29kBZAbF4rP6mGgcoX8Uxd8d72DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T03:53:31.508228Z"},"content_sha256":"bd99b98fdcf7b806ebba236a504ee012c29b3a02fb6e009eda64c2b282dd0bef","schema_version":"1.0","event_id":"sha256:bd99b98fdcf7b806ebba236a504ee012c29b3a02fb6e009eda64c2b282dd0bef"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4GPR5XE7J422F4ZIFZ5QUPDZQR/bundle.json","state_url":"https://pith.science/pith/4GPR5XE7J422F4ZIFZ5QUPDZQR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4GPR5XE7J422F4ZIFZ5QUPDZQR/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":"2026-07-07T03:53:31Z","links":{"resolver":"https://pith.science/pith/4GPR5XE7J422F4ZIFZ5QUPDZQR","bundle":"https://pith.science/pith/4GPR5XE7J422F4ZIFZ5QUPDZQR/bundle.json","state":"https://pith.science/pith/4GPR5XE7J422F4ZIFZ5QUPDZQR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4GPR5XE7J422F4ZIFZ5QUPDZQR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:4GPR5XE7J422F4ZIFZ5QUPDZQR","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":"73f95dc953e71a12e83aa46830ca47d9255238386a66d1cb3df9f74acc8c5f6d","cross_cats_sorted":["cs.CV","cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2025-09-02T18:48:37Z","title_canon_sha256":"e995f0042a8b66a9c415ad05dd5590e8c33331a288c21a9049692d7274da2009"},"schema_version":"1.0","source":{"id":"2509.07994","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.07994","created_at":"2026-07-05T12:08:09Z"},{"alias_kind":"arxiv_version","alias_value":"2509.07994v1","created_at":"2026-07-05T12:08:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.07994","created_at":"2026-07-05T12:08:09Z"},{"alias_kind":"pith_short_12","alias_value":"4GPR5XE7J422","created_at":"2026-07-05T12:08:09Z"},{"alias_kind":"pith_short_16","alias_value":"4GPR5XE7J422F4ZI","created_at":"2026-07-05T12:08:09Z"},{"alias_kind":"pith_short_8","alias_value":"4GPR5XE7","created_at":"2026-07-05T12:08:09Z"}],"graph_snapshots":[{"event_id":"sha256:bd99b98fdcf7b806ebba236a504ee012c29b3a02fb6e009eda64c2b282dd0bef","target":"graph","created_at":"2026-07-05T12:08:09Z","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/2509.07994/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Despite advancements in rehabilitation protocols, clinical assessment of upper extremity (UE) function after stroke largely remains subjective, relying heavily on therapist observation and coarse scoring systems. This subjectivity limits the sensitivity of assessments to detect subtle motor improvements, which are critical for personalized rehabilitation planning. Recent progress in computer vision offers promising avenues for enabling objective, quantitative, and scalable assessment of UE motor function. Among standardized tests, the Box and Block Test (BBT) is widely utilized for measuring g","authors_text":"Animesh Gupta, David Robinson, Mubarak Shah, Qiushi Fu, Rizwan Quershi","cross_cats":["cs.CV","cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2025-09-02T18:48:37Z","title":"STROKEVISION-BENCH: A Multimodal Video And 2D Pose Benchmark For Tracking Stroke Recovery"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.07994","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":"sha256:2b56bd907ae10d3f2625300658d956c206732af8cc45c9c53c3804cc52ef5367","target":"record","created_at":"2026-07-05T12:08:09Z","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":"73f95dc953e71a12e83aa46830ca47d9255238386a66d1cb3df9f74acc8c5f6d","cross_cats_sorted":["cs.CV","cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2025-09-02T18:48:37Z","title_canon_sha256":"e995f0042a8b66a9c415ad05dd5590e8c33331a288c21a9049692d7274da2009"},"schema_version":"1.0","source":{"id":"2509.07994","kind":"arxiv","version":1}},"canonical_sha256":"e19f1edc9f4f35a2f3282e7b0a3c79846678a94de25c5f831b8e33e4d9de2eda","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e19f1edc9f4f35a2f3282e7b0a3c79846678a94de25c5f831b8e33e4d9de2eda","first_computed_at":"2026-07-05T12:08:09.281109Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:08:09.281109Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RnidpC9CIcTqwGYUhRo6rq9QMXfTKknXx4Z+JU9FYCU2j6FFUmKmQKonuJInmL6d+IHWF7xnqrL1fHkMl+D2Cg==","signature_status":"signed_v1","signed_at":"2026-07-05T12:08:09.281570Z","signed_message":"canonical_sha256_bytes"},"source_id":"2509.07994","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2b56bd907ae10d3f2625300658d956c206732af8cc45c9c53c3804cc52ef5367","sha256:bd99b98fdcf7b806ebba236a504ee012c29b3a02fb6e009eda64c2b282dd0bef"],"state_sha256":"7e92436b5e5c14296d60059f3c9b3db454d1b47ffd790ee7ed3e85c67c385dba"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JhIHvneQgrcc26LhIG0V0CXlOFY4PxYl42anShCYF/2glGIuJjkEalp6eAacnuQFwRLmFjMS48BETMG0CsXRDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T03:53:31.510421Z","bundle_sha256":"43a03c420b59813d72e3f854079ee75c69d1367912bd060d80e9e70c04d86473"}}