{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:7DAZDYM6XK3A3GMFUCHHNMBYKR","short_pith_number":"pith:7DAZDYM6","canonical_record":{"source":{"id":"2403.11978","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-03-18T17:13:18Z","cross_cats_sorted":[],"title_canon_sha256":"7d7be1740bd24f1077836bb2c35167dd34891282f6dfbcd2ffab3c29fa2d1e97","abstract_canon_sha256":"0d7a75eed4d13abee1e1b518e2029ed7c5a42fb30f81d58fc86f8bb7384f9953"},"schema_version":"1.0"},"canonical_sha256":"f8c191e19ebab60d9985a08e76b038544e35c0b7b104082e8cca6bf2ef87b8b6","source":{"kind":"arxiv","id":"2403.11978","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2403.11978","created_at":"2026-07-05T09:47:29Z"},{"alias_kind":"arxiv_version","alias_value":"2403.11978v2","created_at":"2026-07-05T09:47:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.11978","created_at":"2026-07-05T09:47:29Z"},{"alias_kind":"pith_short_12","alias_value":"7DAZDYM6XK3A","created_at":"2026-07-05T09:47:29Z"},{"alias_kind":"pith_short_16","alias_value":"7DAZDYM6XK3A3GMF","created_at":"2026-07-05T09:47:29Z"},{"alias_kind":"pith_short_8","alias_value":"7DAZDYM6","created_at":"2026-07-05T09:47:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:7DAZDYM6XK3A3GMFUCHHNMBYKR","target":"record","payload":{"canonical_record":{"source":{"id":"2403.11978","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-03-18T17:13:18Z","cross_cats_sorted":[],"title_canon_sha256":"7d7be1740bd24f1077836bb2c35167dd34891282f6dfbcd2ffab3c29fa2d1e97","abstract_canon_sha256":"0d7a75eed4d13abee1e1b518e2029ed7c5a42fb30f81d58fc86f8bb7384f9953"},"schema_version":"1.0"},"canonical_sha256":"f8c191e19ebab60d9985a08e76b038544e35c0b7b104082e8cca6bf2ef87b8b6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:47:29.056830Z","signature_b64":"F2gyH63FGCo2njMySq30+dCim4zIyZNZ6Bp1RgZy2jCfJYSPPGVdFBJ47nn7qewJ0kiH0afxzc7d9PEJx5A7AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f8c191e19ebab60d9985a08e76b038544e35c0b7b104082e8cca6bf2ef87b8b6","last_reissued_at":"2026-07-05T09:47:29.056308Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:47:29.056308Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2403.11978","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":"2026-07-05T09:47:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pmuLTERsZYbigwRwHCCSXdx6n4wtgAQm+J7ymU3kVJ4Pnum/K4RZRtI8AvsphXqG/wG8PmV36B/6J3w+udisCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T01:40:11.535176Z"},"content_sha256":"8d1460dd4e617dbfa6aed700e32acafdec6c910696b948f100f71e95cc77367a","schema_version":"1.0","event_id":"sha256:8d1460dd4e617dbfa6aed700e32acafdec6c910696b948f100f71e95cc77367a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:7DAZDYM6XK3A3GMFUCHHNMBYKR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Pedestrian Tracking with Monocular Camera using Unconstrained 3D Motion Model","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Jan Krej\\v{c}\\'i, Jind\\v{r}ich Dun\\'ik, Oliver Kost, Ond\\v{r}ej Straka","submitted_at":"2024-03-18T17:13:18Z","abstract_excerpt":"A first-principle single-object model is proposed for pedestrian tracking. It is assumed that the extent of the moving object can be described via known statistics in 3D, such as pedestrian height. The proposed model thus need not constrain the object motion in 3D to a common ground plane, which is usual in 3D visual tracking applications. A nonlinear filter for this model is implemented using the unscented Kalman filter (UKF) and tested using the publicly available MOT-17 dataset. The proposed solution yields promising results in 3D while maintaining perfect results when projected into the 2D"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.11978","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/2403.11978/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":"2026-07-05T09:47:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r9Eii6UjDp38JwF9yPLVOJ1/HA4uM1BssuvLUlLt2XOn6M4lXNZGMcQeERu17MhAzfKSXJhb8HHqdv5g8w4uBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T01:40:11.535534Z"},"content_sha256":"caef9d2c03d3b7e3973319426bdb0f98c0d38aaa07c43157829f2a60747d5186","schema_version":"1.0","event_id":"sha256:caef9d2c03d3b7e3973319426bdb0f98c0d38aaa07c43157829f2a60747d5186"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7DAZDYM6XK3A3GMFUCHHNMBYKR/bundle.json","state_url":"https://pith.science/pith/7DAZDYM6XK3A3GMFUCHHNMBYKR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7DAZDYM6XK3A3GMFUCHHNMBYKR/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":"2026-08-20T01:40:11Z","links":{"resolver":"https://pith.science/pith/7DAZDYM6XK3A3GMFUCHHNMBYKR","bundle":"https://pith.science/pith/7DAZDYM6XK3A3GMFUCHHNMBYKR/bundle.json","state":"https://pith.science/pith/7DAZDYM6XK3A3GMFUCHHNMBYKR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7DAZDYM6XK3A3GMFUCHHNMBYKR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:7DAZDYM6XK3A3GMFUCHHNMBYKR","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":"0d7a75eed4d13abee1e1b518e2029ed7c5a42fb30f81d58fc86f8bb7384f9953","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-03-18T17:13:18Z","title_canon_sha256":"7d7be1740bd24f1077836bb2c35167dd34891282f6dfbcd2ffab3c29fa2d1e97"},"schema_version":"1.0","source":{"id":"2403.11978","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2403.11978","created_at":"2026-07-05T09:47:29Z"},{"alias_kind":"arxiv_version","alias_value":"2403.11978v2","created_at":"2026-07-05T09:47:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.11978","created_at":"2026-07-05T09:47:29Z"},{"alias_kind":"pith_short_12","alias_value":"7DAZDYM6XK3A","created_at":"2026-07-05T09:47:29Z"},{"alias_kind":"pith_short_16","alias_value":"7DAZDYM6XK3A3GMF","created_at":"2026-07-05T09:47:29Z"},{"alias_kind":"pith_short_8","alias_value":"7DAZDYM6","created_at":"2026-07-05T09:47:29Z"}],"graph_snapshots":[{"event_id":"sha256:caef9d2c03d3b7e3973319426bdb0f98c0d38aaa07c43157829f2a60747d5186","target":"graph","created_at":"2026-07-05T09:47:29Z","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/2403.11978/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A first-principle single-object model is proposed for pedestrian tracking. It is assumed that the extent of the moving object can be described via known statistics in 3D, such as pedestrian height. The proposed model thus need not constrain the object motion in 3D to a common ground plane, which is usual in 3D visual tracking applications. A nonlinear filter for this model is implemented using the unscented Kalman filter (UKF) and tested using the publicly available MOT-17 dataset. The proposed solution yields promising results in 3D while maintaining perfect results when projected into the 2D","authors_text":"Jan Krej\\v{c}\\'i, Jind\\v{r}ich Dun\\'ik, Oliver Kost, Ond\\v{r}ej Straka","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-03-18T17:13:18Z","title":"Pedestrian Tracking with Monocular Camera using Unconstrained 3D Motion Model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.11978","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":"sha256:8d1460dd4e617dbfa6aed700e32acafdec6c910696b948f100f71e95cc77367a","target":"record","created_at":"2026-07-05T09:47:29Z","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":"0d7a75eed4d13abee1e1b518e2029ed7c5a42fb30f81d58fc86f8bb7384f9953","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-03-18T17:13:18Z","title_canon_sha256":"7d7be1740bd24f1077836bb2c35167dd34891282f6dfbcd2ffab3c29fa2d1e97"},"schema_version":"1.0","source":{"id":"2403.11978","kind":"arxiv","version":2}},"canonical_sha256":"f8c191e19ebab60d9985a08e76b038544e35c0b7b104082e8cca6bf2ef87b8b6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f8c191e19ebab60d9985a08e76b038544e35c0b7b104082e8cca6bf2ef87b8b6","first_computed_at":"2026-07-05T09:47:29.056308Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:47:29.056308Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"F2gyH63FGCo2njMySq30+dCim4zIyZNZ6Bp1RgZy2jCfJYSPPGVdFBJ47nn7qewJ0kiH0afxzc7d9PEJx5A7AA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:47:29.056830Z","signed_message":"canonical_sha256_bytes"},"source_id":"2403.11978","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8d1460dd4e617dbfa6aed700e32acafdec6c910696b948f100f71e95cc77367a","sha256:caef9d2c03d3b7e3973319426bdb0f98c0d38aaa07c43157829f2a60747d5186"],"state_sha256":"d00e8c3fd3e14c4b2f972a74e42b1547d1e1f02db4dcab4f93b7f7c2db237e56"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"noBNP4On2ie9ylci+ek0keao9yxMMnQtCuyBfRX4Yn0i2l2Dlfgidy5QrEMrMEashDaRxlabOLIQhMeWrKz0CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T01:40:11.539013Z","bundle_sha256":"9a6612edfcaa522b54742c7296eb9f7d861312b8a26fb87356ef75fab39104df"}}