{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:JIBD6F3COHHAV6EBKYXYTNK2AQ","short_pith_number":"pith:JIBD6F3C","canonical_record":{"source":{"id":"2204.07855","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-04-16T18:23:37Z","cross_cats_sorted":[],"title_canon_sha256":"1bc569222ab0d596e03271b2fb196511d7083ceafe9772b2816b094a6f95648f","abstract_canon_sha256":"898cacc7c3c0af92216fb177cf39d4c835fa988b65e68ed871181f656f5f1cdc"},"schema_version":"1.0"},"canonical_sha256":"4a023f176271ce0af881562f89b55a043806f5062fd40cde3b91d57f711090fc","source":{"kind":"arxiv","id":"2204.07855","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.07855","created_at":"2026-07-05T04:15:19Z"},{"alias_kind":"arxiv_version","alias_value":"2204.07855v1","created_at":"2026-07-05T04:15:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.07855","created_at":"2026-07-05T04:15:19Z"},{"alias_kind":"pith_short_12","alias_value":"JIBD6F3COHHA","created_at":"2026-07-05T04:15:19Z"},{"alias_kind":"pith_short_16","alias_value":"JIBD6F3COHHAV6EB","created_at":"2026-07-05T04:15:19Z"},{"alias_kind":"pith_short_8","alias_value":"JIBD6F3C","created_at":"2026-07-05T04:15:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:JIBD6F3COHHAV6EBKYXYTNK2AQ","target":"record","payload":{"canonical_record":{"source":{"id":"2204.07855","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-04-16T18:23:37Z","cross_cats_sorted":[],"title_canon_sha256":"1bc569222ab0d596e03271b2fb196511d7083ceafe9772b2816b094a6f95648f","abstract_canon_sha256":"898cacc7c3c0af92216fb177cf39d4c835fa988b65e68ed871181f656f5f1cdc"},"schema_version":"1.0"},"canonical_sha256":"4a023f176271ce0af881562f89b55a043806f5062fd40cde3b91d57f711090fc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:15:19.013487Z","signature_b64":"9cG2xP7t0BV9VwqD8ubHWca0WWBGsaK55V5kFmG5Pdcz3Q07KTYyo25Bq5gNa5IHI+ceukHXtJBdxzgf+X9lDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4a023f176271ce0af881562f89b55a043806f5062fd40cde3b91d57f711090fc","last_reissued_at":"2026-07-05T04:15:19.013083Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:15:19.013083Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2204.07855","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":"2026-07-05T04:15:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ujRDSoakGyh08JAP1y4mZE/+WatRu8dvIggxkI2Bo3U2d5aRGFm/VJ6RCAkKPDSa2lOdRiC3/3h0kPFoTaV/Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:07:27.400413Z"},"content_sha256":"5720dc3251af218a703a1224c660ba74eec52d4c44bf5df0776e3a637cccdc84","schema_version":"1.0","event_id":"sha256:5720dc3251af218a703a1224c660ba74eec52d4c44bf5df0776e3a637cccdc84"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:JIBD6F3COHHAV6EBKYXYTNK2AQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Towards a Deeper Understanding of Skeleton-based Gait Recognition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Fabian Herzog, Gerhard Rigoll, Johannes Gilg, Stefan H\\\"ormann, Torben Teepe","submitted_at":"2022-04-16T18:23:37Z","abstract_excerpt":"Gait recognition is a promising biometric with unique properties for identifying individuals from a long distance by their walking patterns. In recent years, most gait recognition methods used the person's silhouette to extract the gait features. However, silhouette images can lose fine-grained spatial information, suffer from (self) occlusion, and be challenging to obtain in real-world scenarios. Furthermore, these silhouettes also contain other visual clues that are not actual gait features and can be used for identification, but also to fool the system. Model-based methods do not suffer fro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.07855","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/2204.07855/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":"2026-07-05T04:15:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H1/9hSgjRDxu477ZcpR1/Vi6hYSe8fFVastnBgew6GTt7hEcuLYny86toByQraEIEKowycqJtpspYdUCi+jSCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:07:27.400922Z"},"content_sha256":"1381685bc01c425cfcfd6ac850a1c55f3276511fb852d74eb8ccf41cf18525e6","schema_version":"1.0","event_id":"sha256:1381685bc01c425cfcfd6ac850a1c55f3276511fb852d74eb8ccf41cf18525e6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JIBD6F3COHHAV6EBKYXYTNK2AQ/bundle.json","state_url":"https://pith.science/pith/JIBD6F3COHHAV6EBKYXYTNK2AQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JIBD6F3COHHAV6EBKYXYTNK2AQ/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":"2026-08-03T18:07:27Z","links":{"resolver":"https://pith.science/pith/JIBD6F3COHHAV6EBKYXYTNK2AQ","bundle":"https://pith.science/pith/JIBD6F3COHHAV6EBKYXYTNK2AQ/bundle.json","state":"https://pith.science/pith/JIBD6F3COHHAV6EBKYXYTNK2AQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JIBD6F3COHHAV6EBKYXYTNK2AQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:JIBD6F3COHHAV6EBKYXYTNK2AQ","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":"898cacc7c3c0af92216fb177cf39d4c835fa988b65e68ed871181f656f5f1cdc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-04-16T18:23:37Z","title_canon_sha256":"1bc569222ab0d596e03271b2fb196511d7083ceafe9772b2816b094a6f95648f"},"schema_version":"1.0","source":{"id":"2204.07855","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.07855","created_at":"2026-07-05T04:15:19Z"},{"alias_kind":"arxiv_version","alias_value":"2204.07855v1","created_at":"2026-07-05T04:15:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.07855","created_at":"2026-07-05T04:15:19Z"},{"alias_kind":"pith_short_12","alias_value":"JIBD6F3COHHA","created_at":"2026-07-05T04:15:19Z"},{"alias_kind":"pith_short_16","alias_value":"JIBD6F3COHHAV6EB","created_at":"2026-07-05T04:15:19Z"},{"alias_kind":"pith_short_8","alias_value":"JIBD6F3C","created_at":"2026-07-05T04:15:19Z"}],"graph_snapshots":[{"event_id":"sha256:1381685bc01c425cfcfd6ac850a1c55f3276511fb852d74eb8ccf41cf18525e6","target":"graph","created_at":"2026-07-05T04:15:19Z","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/2204.07855/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Gait recognition is a promising biometric with unique properties for identifying individuals from a long distance by their walking patterns. In recent years, most gait recognition methods used the person's silhouette to extract the gait features. However, silhouette images can lose fine-grained spatial information, suffer from (self) occlusion, and be challenging to obtain in real-world scenarios. Furthermore, these silhouettes also contain other visual clues that are not actual gait features and can be used for identification, but also to fool the system. Model-based methods do not suffer fro","authors_text":"Fabian Herzog, Gerhard Rigoll, Johannes Gilg, Stefan H\\\"ormann, Torben Teepe","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-04-16T18:23:37Z","title":"Towards a Deeper Understanding of Skeleton-based Gait Recognition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.07855","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":"sha256:5720dc3251af218a703a1224c660ba74eec52d4c44bf5df0776e3a637cccdc84","target":"record","created_at":"2026-07-05T04:15:19Z","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":"898cacc7c3c0af92216fb177cf39d4c835fa988b65e68ed871181f656f5f1cdc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-04-16T18:23:37Z","title_canon_sha256":"1bc569222ab0d596e03271b2fb196511d7083ceafe9772b2816b094a6f95648f"},"schema_version":"1.0","source":{"id":"2204.07855","kind":"arxiv","version":1}},"canonical_sha256":"4a023f176271ce0af881562f89b55a043806f5062fd40cde3b91d57f711090fc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4a023f176271ce0af881562f89b55a043806f5062fd40cde3b91d57f711090fc","first_computed_at":"2026-07-05T04:15:19.013083Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:15:19.013083Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9cG2xP7t0BV9VwqD8ubHWca0WWBGsaK55V5kFmG5Pdcz3Q07KTYyo25Bq5gNa5IHI+ceukHXtJBdxzgf+X9lDA==","signature_status":"signed_v1","signed_at":"2026-07-05T04:15:19.013487Z","signed_message":"canonical_sha256_bytes"},"source_id":"2204.07855","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5720dc3251af218a703a1224c660ba74eec52d4c44bf5df0776e3a637cccdc84","sha256:1381685bc01c425cfcfd6ac850a1c55f3276511fb852d74eb8ccf41cf18525e6"],"state_sha256":"6f105654d2d7df8cecd005e24528ff192290259f786450da2a0f0d71c915571a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vNZ35+phszFlni930tS0GSNy9myJuvVphBx87AjhLro1R3eR4HHGMZOzpMsG47AQfP9S6gv7gQjdXA2eCyscBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T18:07:27.407169Z","bundle_sha256":"0e0e3be0f74b0cee873f449b7a46670df2f19f1f2b82dc79b345b39a5bb99f30"}}