{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:C246Q3IYTD3WCW67W5VUKUS5DF","short_pith_number":"pith:C246Q3IY","canonical_record":{"source":{"id":"2007.06292","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-07-13T10:20:58Z","cross_cats_sorted":["cs.AI","cs.DB","cs.MM"],"title_canon_sha256":"224682b8765a2203e83e2babaec53c907c826bb9f1808b5e2efaffff0c093baf","abstract_canon_sha256":"ee7d1e4bb1ddc27410cb031f589901bba9955b2f3d7e3153ed84ac11880a45a4"},"schema_version":"1.0"},"canonical_sha256":"16b9e86d1898f7615bdfb76b45525d19600716a4d47a1a8a51bb2992a7d8e9e0","source":{"kind":"arxiv","id":"2007.06292","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.06292","created_at":"2026-07-05T01:18:11Z"},{"alias_kind":"arxiv_version","alias_value":"2007.06292v1","created_at":"2026-07-05T01:18:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.06292","created_at":"2026-07-05T01:18:11Z"},{"alias_kind":"pith_short_12","alias_value":"C246Q3IYTD3W","created_at":"2026-07-05T01:18:11Z"},{"alias_kind":"pith_short_16","alias_value":"C246Q3IYTD3WCW67","created_at":"2026-07-05T01:18:11Z"},{"alias_kind":"pith_short_8","alias_value":"C246Q3IY","created_at":"2026-07-05T01:18:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:C246Q3IYTD3WCW67W5VUKUS5DF","target":"record","payload":{"canonical_record":{"source":{"id":"2007.06292","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-07-13T10:20:58Z","cross_cats_sorted":["cs.AI","cs.DB","cs.MM"],"title_canon_sha256":"224682b8765a2203e83e2babaec53c907c826bb9f1808b5e2efaffff0c093baf","abstract_canon_sha256":"ee7d1e4bb1ddc27410cb031f589901bba9955b2f3d7e3153ed84ac11880a45a4"},"schema_version":"1.0"},"canonical_sha256":"16b9e86d1898f7615bdfb76b45525d19600716a4d47a1a8a51bb2992a7d8e9e0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:18:11.745068Z","signature_b64":"fVQIsnbr3TqsIiM3wbcp0bP1iTrXNMP7w042IJp4PlBjVc9kl8sIvQPzaOkTnT2m4YXZmOGjeRHV3HqIQgPICA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"16b9e86d1898f7615bdfb76b45525d19600716a4d47a1a8a51bb2992a7d8e9e0","last_reissued_at":"2026-07-05T01:18:11.744705Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:18:11.744705Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2007.06292","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":"2026-07-05T01:18:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yVU7sPHQFuHAx7xbPjPjR9E/m6oGGGfbMtJ5Hv5P5HKDWeD6eUP+55qQeq5G68AIdWNoOfRKWZorV8Q4sxFYDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T21:12:32.761213Z"},"content_sha256":"71807b589d772d2d2bbe90689c2d4bc2de1d3089999b38b395d46500062845bd","schema_version":"1.0","event_id":"sha256:71807b589d772d2d2bbe90689c2d4bc2de1d3089999b38b395d46500062845bd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:C246Q3IYTD3WCW67W5VUKUS5DF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Knowledge Graph Driven Approach to Represent Video Streams for Spatiotemporal Event Pattern Matching in Complex Event Processing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.DB","cs.MM"],"primary_cat":"cs.CV","authors_text":"Dhaval Salwala, Edward Curry, Piyush Yadav","submitted_at":"2020-07-13T10:20:58Z","abstract_excerpt":"Complex Event Processing (CEP) is an event processing paradigm to perform real-time analytics over streaming data and match high-level event patterns. Presently, CEP is limited to process structured data stream. Video streams are complicated due to their unstructured data model and limit CEP systems to perform matching over them. This work introduces a graph-based structure for continuous evolving video streams, which enables the CEP system to query complex video event patterns. We propose the Video Event Knowledge Graph (VEKG), a graph driven representation of video data. VEKG models video ob"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.06292","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/2007.06292/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":"2026-07-05T01:18:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r1HBYdGeK2yU/aF0t+Ex71TuWi+r4btbzVVLeEM9CO09vdWMTlx0tAi4FJLWpo64ClT7kmVogCcbnyEn6Q5PBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T21:12:32.761731Z"},"content_sha256":"9970f3afeda3b23da17789fdd923f5c9655971f279477e14b5bb730a8a54bc26","schema_version":"1.0","event_id":"sha256:9970f3afeda3b23da17789fdd923f5c9655971f279477e14b5bb730a8a54bc26"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C246Q3IYTD3WCW67W5VUKUS5DF/bundle.json","state_url":"https://pith.science/pith/C246Q3IYTD3WCW67W5VUKUS5DF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C246Q3IYTD3WCW67W5VUKUS5DF/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":"2026-08-03T21:12:32Z","links":{"resolver":"https://pith.science/pith/C246Q3IYTD3WCW67W5VUKUS5DF","bundle":"https://pith.science/pith/C246Q3IYTD3WCW67W5VUKUS5DF/bundle.json","state":"https://pith.science/pith/C246Q3IYTD3WCW67W5VUKUS5DF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C246Q3IYTD3WCW67W5VUKUS5DF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:C246Q3IYTD3WCW67W5VUKUS5DF","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":"ee7d1e4bb1ddc27410cb031f589901bba9955b2f3d7e3153ed84ac11880a45a4","cross_cats_sorted":["cs.AI","cs.DB","cs.MM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-07-13T10:20:58Z","title_canon_sha256":"224682b8765a2203e83e2babaec53c907c826bb9f1808b5e2efaffff0c093baf"},"schema_version":"1.0","source":{"id":"2007.06292","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.06292","created_at":"2026-07-05T01:18:11Z"},{"alias_kind":"arxiv_version","alias_value":"2007.06292v1","created_at":"2026-07-05T01:18:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.06292","created_at":"2026-07-05T01:18:11Z"},{"alias_kind":"pith_short_12","alias_value":"C246Q3IYTD3W","created_at":"2026-07-05T01:18:11Z"},{"alias_kind":"pith_short_16","alias_value":"C246Q3IYTD3WCW67","created_at":"2026-07-05T01:18:11Z"},{"alias_kind":"pith_short_8","alias_value":"C246Q3IY","created_at":"2026-07-05T01:18:11Z"}],"graph_snapshots":[{"event_id":"sha256:9970f3afeda3b23da17789fdd923f5c9655971f279477e14b5bb730a8a54bc26","target":"graph","created_at":"2026-07-05T01:18:11Z","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/2007.06292/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Complex Event Processing (CEP) is an event processing paradigm to perform real-time analytics over streaming data and match high-level event patterns. Presently, CEP is limited to process structured data stream. Video streams are complicated due to their unstructured data model and limit CEP systems to perform matching over them. This work introduces a graph-based structure for continuous evolving video streams, which enables the CEP system to query complex video event patterns. We propose the Video Event Knowledge Graph (VEKG), a graph driven representation of video data. VEKG models video ob","authors_text":"Dhaval Salwala, Edward Curry, Piyush Yadav","cross_cats":["cs.AI","cs.DB","cs.MM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-07-13T10:20:58Z","title":"Knowledge Graph Driven Approach to Represent Video Streams for Spatiotemporal Event Pattern Matching in Complex Event Processing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.06292","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":"sha256:71807b589d772d2d2bbe90689c2d4bc2de1d3089999b38b395d46500062845bd","target":"record","created_at":"2026-07-05T01:18:11Z","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":"ee7d1e4bb1ddc27410cb031f589901bba9955b2f3d7e3153ed84ac11880a45a4","cross_cats_sorted":["cs.AI","cs.DB","cs.MM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-07-13T10:20:58Z","title_canon_sha256":"224682b8765a2203e83e2babaec53c907c826bb9f1808b5e2efaffff0c093baf"},"schema_version":"1.0","source":{"id":"2007.06292","kind":"arxiv","version":1}},"canonical_sha256":"16b9e86d1898f7615bdfb76b45525d19600716a4d47a1a8a51bb2992a7d8e9e0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"16b9e86d1898f7615bdfb76b45525d19600716a4d47a1a8a51bb2992a7d8e9e0","first_computed_at":"2026-07-05T01:18:11.744705Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:18:11.744705Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fVQIsnbr3TqsIiM3wbcp0bP1iTrXNMP7w042IJp4PlBjVc9kl8sIvQPzaOkTnT2m4YXZmOGjeRHV3HqIQgPICA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:18:11.745068Z","signed_message":"canonical_sha256_bytes"},"source_id":"2007.06292","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:71807b589d772d2d2bbe90689c2d4bc2de1d3089999b38b395d46500062845bd","sha256:9970f3afeda3b23da17789fdd923f5c9655971f279477e14b5bb730a8a54bc26"],"state_sha256":"74ec6abe4ef50eb1f588914daddb282ffebd196316e96683075b22eae7ebe4ca"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B6FmZJ5zdkKEA+JdMbVNF7po73/kp5fulBpQcvhqTac0TsYqmZ0AcfICqf8SIZSsIHjiLGZN4DEfYOFblARtDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T21:12:32.767267Z","bundle_sha256":"e7891635a28ec538132323b56d26933d19a30119a7e8a762f542437b3ee59afd"}}