{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:Y4PEIITNYE2C7TGJYCXEVTBGXM","short_pith_number":"pith:Y4PEIITN","canonical_record":{"source":{"id":"2305.01618","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-05-02T17:24:08Z","cross_cats_sorted":["cs.LG","cs.RO"],"title_canon_sha256":"39a254077f88e0cd5c0d1ae36bf8cc03f291073ca0b3e9d72c3a5817f887c53c","abstract_canon_sha256":"de27b4aea5cef0a629e1c2b0f29ca8abfe20123d9e96711cf3b703e9ba38fe9d"},"schema_version":"1.0"},"canonical_sha256":"c71e44226dc1342fccc9c0ae4acc26bb30d04a5b55d41dee2cb9eef867638a80","source":{"kind":"arxiv","id":"2305.01618","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.01618","created_at":"2026-07-05T08:48:57Z"},{"alias_kind":"arxiv_version","alias_value":"2305.01618v2","created_at":"2026-07-05T08:48:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.01618","created_at":"2026-07-05T08:48:57Z"},{"alias_kind":"pith_short_12","alias_value":"Y4PEIITNYE2C","created_at":"2026-07-05T08:48:57Z"},{"alias_kind":"pith_short_16","alias_value":"Y4PEIITNYE2C7TGJ","created_at":"2026-07-05T08:48:57Z"},{"alias_kind":"pith_short_8","alias_value":"Y4PEIITN","created_at":"2026-07-05T08:48:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:Y4PEIITNYE2C7TGJYCXEVTBGXM","target":"record","payload":{"canonical_record":{"source":{"id":"2305.01618","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-05-02T17:24:08Z","cross_cats_sorted":["cs.LG","cs.RO"],"title_canon_sha256":"39a254077f88e0cd5c0d1ae36bf8cc03f291073ca0b3e9d72c3a5817f887c53c","abstract_canon_sha256":"de27b4aea5cef0a629e1c2b0f29ca8abfe20123d9e96711cf3b703e9ba38fe9d"},"schema_version":"1.0"},"canonical_sha256":"c71e44226dc1342fccc9c0ae4acc26bb30d04a5b55d41dee2cb9eef867638a80","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:48:57.574251Z","signature_b64":"2ui941m09NuQhPDaVUA6RUlocGO58SowbxzGf3soi0RQfHqPsdCEzNJJFo/wCihEev2awLcHD2+3jRkxO7aTBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c71e44226dc1342fccc9c0ae4acc26bb30d04a5b55d41dee2cb9eef867638a80","last_reissued_at":"2026-07-05T08:48:57.573846Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:48:57.573846Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.01618","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":"2026-07-05T08:48:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3z9BYEXC8LBTs9QwxbZhMD7SWCTwa6OqfbOmRNnN27V0XYUAuTmgYP98nnKxdkDY4rYC4/f+uNGztfd3PneJAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T19:46:50.685990Z"},"content_sha256":"3bea0f6089084940630c2f881725eb029f2aeda84e29514ca884adb6036b3634","schema_version":"1.0","event_id":"sha256:3bea0f6089084940630c2f881725eb029f2aeda84e29514ca884adb6036b3634"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:Y4PEIITNYE2C7TGJYCXEVTBGXM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"ContactArt: Learning 3D Interaction Priors for Category-level Articulated Object and Hand Poses Estimation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.LG","cs.RO"],"primary_cat":"cs.CV","authors_text":"Deqing Sun, Jiashun Wang, Varun Jampani, Xiaolong Wang, Yuzhe Qin, Zehao Zhu","submitted_at":"2023-05-02T17:24:08Z","abstract_excerpt":"We propose a new dataset and a novel approach to learning hand-object interaction priors for hand and articulated object pose estimation. We first collect a dataset using visual teleoperation, where the human operator can directly play within a physical simulator to manipulate the articulated objects. We record the data and obtain free and accurate annotations on object poses and contact information from the simulator. Our system only requires an iPhone to record human hand motion, which can be easily scaled up and largely lower the costs of data and annotation collection. With this data, we l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.01618","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/2305.01618/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":"2026-07-05T08:48:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"neOfPMy2w0CtgthOUU8kOLvY5WWXckCF2w3zh765Z7bcKKyWwyVmsHxUcfCelNtyw5Zx0d8DGJAlHIAm0gb+CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T19:46:50.686509Z"},"content_sha256":"2e4b8089ed90ab03ccf1ac2107a93a48f6eddb32b5f732d46ada39b979579d4b","schema_version":"1.0","event_id":"sha256:2e4b8089ed90ab03ccf1ac2107a93a48f6eddb32b5f732d46ada39b979579d4b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y4PEIITNYE2C7TGJYCXEVTBGXM/bundle.json","state_url":"https://pith.science/pith/Y4PEIITNYE2C7TGJYCXEVTBGXM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y4PEIITNYE2C7TGJYCXEVTBGXM/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":"2026-08-09T19:46:50Z","links":{"resolver":"https://pith.science/pith/Y4PEIITNYE2C7TGJYCXEVTBGXM","bundle":"https://pith.science/pith/Y4PEIITNYE2C7TGJYCXEVTBGXM/bundle.json","state":"https://pith.science/pith/Y4PEIITNYE2C7TGJYCXEVTBGXM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y4PEIITNYE2C7TGJYCXEVTBGXM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:Y4PEIITNYE2C7TGJYCXEVTBGXM","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":"de27b4aea5cef0a629e1c2b0f29ca8abfe20123d9e96711cf3b703e9ba38fe9d","cross_cats_sorted":["cs.LG","cs.RO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-05-02T17:24:08Z","title_canon_sha256":"39a254077f88e0cd5c0d1ae36bf8cc03f291073ca0b3e9d72c3a5817f887c53c"},"schema_version":"1.0","source":{"id":"2305.01618","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.01618","created_at":"2026-07-05T08:48:57Z"},{"alias_kind":"arxiv_version","alias_value":"2305.01618v2","created_at":"2026-07-05T08:48:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.01618","created_at":"2026-07-05T08:48:57Z"},{"alias_kind":"pith_short_12","alias_value":"Y4PEIITNYE2C","created_at":"2026-07-05T08:48:57Z"},{"alias_kind":"pith_short_16","alias_value":"Y4PEIITNYE2C7TGJ","created_at":"2026-07-05T08:48:57Z"},{"alias_kind":"pith_short_8","alias_value":"Y4PEIITN","created_at":"2026-07-05T08:48:57Z"}],"graph_snapshots":[{"event_id":"sha256:2e4b8089ed90ab03ccf1ac2107a93a48f6eddb32b5f732d46ada39b979579d4b","target":"graph","created_at":"2026-07-05T08:48:57Z","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/2305.01618/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We propose a new dataset and a novel approach to learning hand-object interaction priors for hand and articulated object pose estimation. We first collect a dataset using visual teleoperation, where the human operator can directly play within a physical simulator to manipulate the articulated objects. We record the data and obtain free and accurate annotations on object poses and contact information from the simulator. Our system only requires an iPhone to record human hand motion, which can be easily scaled up and largely lower the costs of data and annotation collection. With this data, we l","authors_text":"Deqing Sun, Jiashun Wang, Varun Jampani, Xiaolong Wang, Yuzhe Qin, Zehao Zhu","cross_cats":["cs.LG","cs.RO"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-05-02T17:24:08Z","title":"ContactArt: Learning 3D Interaction Priors for Category-level Articulated Object and Hand Poses Estimation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.01618","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":"sha256:3bea0f6089084940630c2f881725eb029f2aeda84e29514ca884adb6036b3634","target":"record","created_at":"2026-07-05T08:48:57Z","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":"de27b4aea5cef0a629e1c2b0f29ca8abfe20123d9e96711cf3b703e9ba38fe9d","cross_cats_sorted":["cs.LG","cs.RO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-05-02T17:24:08Z","title_canon_sha256":"39a254077f88e0cd5c0d1ae36bf8cc03f291073ca0b3e9d72c3a5817f887c53c"},"schema_version":"1.0","source":{"id":"2305.01618","kind":"arxiv","version":2}},"canonical_sha256":"c71e44226dc1342fccc9c0ae4acc26bb30d04a5b55d41dee2cb9eef867638a80","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c71e44226dc1342fccc9c0ae4acc26bb30d04a5b55d41dee2cb9eef867638a80","first_computed_at":"2026-07-05T08:48:57.573846Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:48:57.573846Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2ui941m09NuQhPDaVUA6RUlocGO58SowbxzGf3soi0RQfHqPsdCEzNJJFo/wCihEev2awLcHD2+3jRkxO7aTBw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:48:57.574251Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.01618","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3bea0f6089084940630c2f881725eb029f2aeda84e29514ca884adb6036b3634","sha256:2e4b8089ed90ab03ccf1ac2107a93a48f6eddb32b5f732d46ada39b979579d4b"],"state_sha256":"9751ddbe64db5b1118465fff8ec0b1d65ef7b8f9cac9866c630b0167dd8c5e0d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WhvEReWdbv+dJH/F7EfbIkQkSYunq8uOpnFWnBiGWMBjVh8XpvmGRAXpZu3zgNae7FE/t+w68ZbNTNIzQEnlCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T19:46:50.691748Z","bundle_sha256":"883a891ce4c542c350349d75e90d4c2968b2df739797722b09b00c147590b2c8"}}