{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:4DW35IPP42R4VVTF4ADXUYZ73G","short_pith_number":"pith:4DW35IPP","canonical_record":{"source":{"id":"2108.08420","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2021-08-19T00:49:01Z","cross_cats_sorted":[],"title_canon_sha256":"ed9c52aac4271ad47c53242fb06e467a535a403eaf24fa2bb57a221adace4383","abstract_canon_sha256":"ac29ce56e470a938e5e97e27a4371630fe88fa9afcc768e7ace69eafe3131ac6"},"schema_version":"1.0"},"canonical_sha256":"e0edbea1efe6a3cad665e0077a633fd98b4a81bc5a8e097567191d50364820fe","source":{"kind":"arxiv","id":"2108.08420","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2108.08420","created_at":"2026-07-05T03:07:09Z"},{"alias_kind":"arxiv_version","alias_value":"2108.08420v1","created_at":"2026-07-05T03:07:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2108.08420","created_at":"2026-07-05T03:07:09Z"},{"alias_kind":"pith_short_12","alias_value":"4DW35IPP42R4","created_at":"2026-07-05T03:07:09Z"},{"alias_kind":"pith_short_16","alias_value":"4DW35IPP42R4VVTF","created_at":"2026-07-05T03:07:09Z"},{"alias_kind":"pith_short_8","alias_value":"4DW35IPP","created_at":"2026-07-05T03:07:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:4DW35IPP42R4VVTF4ADXUYZ73G","target":"record","payload":{"canonical_record":{"source":{"id":"2108.08420","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2021-08-19T00:49:01Z","cross_cats_sorted":[],"title_canon_sha256":"ed9c52aac4271ad47c53242fb06e467a535a403eaf24fa2bb57a221adace4383","abstract_canon_sha256":"ac29ce56e470a938e5e97e27a4371630fe88fa9afcc768e7ace69eafe3131ac6"},"schema_version":"1.0"},"canonical_sha256":"e0edbea1efe6a3cad665e0077a633fd98b4a81bc5a8e097567191d50364820fe","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:07:09.653415Z","signature_b64":"soWso9APzIKIXWG4Mom2e1lLE9VWyL/4xQoKeB1nalq3Fo1FFMpaURq4hPYKcxE5WU7i99T/3krKt/ytdoXxCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e0edbea1efe6a3cad665e0077a633fd98b4a81bc5a8e097567191d50364820fe","last_reissued_at":"2026-07-05T03:07:09.652938Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:07:09.652938Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2108.08420","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":"2026-07-05T03:07:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n3fvFY0x7U04s9/IYWzseuwjjZ86ZLsjatRio5EECz+jbbZ16uOCKAuyLIgSCW6+wOgua/2TuIgPOjUG3MUOCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T21:59:43.724838Z"},"content_sha256":"6702cdcf8942c5667cbaacf5a06c9b681088eca0963393c29dbba558af822763","schema_version":"1.0","event_id":"sha256:6702cdcf8942c5667cbaacf5a06c9b681088eca0963393c29dbba558af822763"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:4DW35IPP42R4VVTF4ADXUYZ73G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"D3D-HOI: Dynamic 3D Human-Object Interactions from Videos","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Greg Mori, Hanbyul Joo, Manolis Savva, Xiang Xu","submitted_at":"2021-08-19T00:49:01Z","abstract_excerpt":"We introduce D3D-HOI: a dataset of monocular videos with ground truth annotations of 3D object pose, shape and part motion during human-object interactions. Our dataset consists of several common articulated objects captured from diverse real-world scenes and camera viewpoints. Each manipulated object (e.g., microwave oven) is represented with a matching 3D parametric model. This data allows us to evaluate the reconstruction quality of articulated objects and establish a benchmark for this challenging task. In particular, we leverage the estimated 3D human pose for more accurate inference of t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2108.08420","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/2108.08420/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":"2026-07-05T03:07:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"27xvEm7KhQrl5V9UMbkRJDtSKR8YPcyiWzUWpUpnvVH4fQ9IIkhpK8e2BrxEqm1Fd5/Myc2FITGccFLWwRpYDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T21:59:43.725360Z"},"content_sha256":"3626a542115085e31eacc580d8de8632fa5c608da8b8aaa062950f1fbec0b37d","schema_version":"1.0","event_id":"sha256:3626a542115085e31eacc580d8de8632fa5c608da8b8aaa062950f1fbec0b37d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4DW35IPP42R4VVTF4ADXUYZ73G/bundle.json","state_url":"https://pith.science/pith/4DW35IPP42R4VVTF4ADXUYZ73G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4DW35IPP42R4VVTF4ADXUYZ73G/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":"2026-08-06T21:59:43Z","links":{"resolver":"https://pith.science/pith/4DW35IPP42R4VVTF4ADXUYZ73G","bundle":"https://pith.science/pith/4DW35IPP42R4VVTF4ADXUYZ73G/bundle.json","state":"https://pith.science/pith/4DW35IPP42R4VVTF4ADXUYZ73G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4DW35IPP42R4VVTF4ADXUYZ73G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:4DW35IPP42R4VVTF4ADXUYZ73G","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":"ac29ce56e470a938e5e97e27a4371630fe88fa9afcc768e7ace69eafe3131ac6","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2021-08-19T00:49:01Z","title_canon_sha256":"ed9c52aac4271ad47c53242fb06e467a535a403eaf24fa2bb57a221adace4383"},"schema_version":"1.0","source":{"id":"2108.08420","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2108.08420","created_at":"2026-07-05T03:07:09Z"},{"alias_kind":"arxiv_version","alias_value":"2108.08420v1","created_at":"2026-07-05T03:07:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2108.08420","created_at":"2026-07-05T03:07:09Z"},{"alias_kind":"pith_short_12","alias_value":"4DW35IPP42R4","created_at":"2026-07-05T03:07:09Z"},{"alias_kind":"pith_short_16","alias_value":"4DW35IPP42R4VVTF","created_at":"2026-07-05T03:07:09Z"},{"alias_kind":"pith_short_8","alias_value":"4DW35IPP","created_at":"2026-07-05T03:07:09Z"}],"graph_snapshots":[{"event_id":"sha256:3626a542115085e31eacc580d8de8632fa5c608da8b8aaa062950f1fbec0b37d","target":"graph","created_at":"2026-07-05T03:07:09Z","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/2108.08420/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We introduce D3D-HOI: a dataset of monocular videos with ground truth annotations of 3D object pose, shape and part motion during human-object interactions. Our dataset consists of several common articulated objects captured from diverse real-world scenes and camera viewpoints. Each manipulated object (e.g., microwave oven) is represented with a matching 3D parametric model. This data allows us to evaluate the reconstruction quality of articulated objects and establish a benchmark for this challenging task. In particular, we leverage the estimated 3D human pose for more accurate inference of t","authors_text":"Greg Mori, Hanbyul Joo, Manolis Savva, Xiang Xu","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2021-08-19T00:49:01Z","title":"D3D-HOI: Dynamic 3D Human-Object Interactions from Videos"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2108.08420","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":"sha256:6702cdcf8942c5667cbaacf5a06c9b681088eca0963393c29dbba558af822763","target":"record","created_at":"2026-07-05T03:07:09Z","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":"ac29ce56e470a938e5e97e27a4371630fe88fa9afcc768e7ace69eafe3131ac6","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2021-08-19T00:49:01Z","title_canon_sha256":"ed9c52aac4271ad47c53242fb06e467a535a403eaf24fa2bb57a221adace4383"},"schema_version":"1.0","source":{"id":"2108.08420","kind":"arxiv","version":1}},"canonical_sha256":"e0edbea1efe6a3cad665e0077a633fd98b4a81bc5a8e097567191d50364820fe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e0edbea1efe6a3cad665e0077a633fd98b4a81bc5a8e097567191d50364820fe","first_computed_at":"2026-07-05T03:07:09.652938Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:07:09.652938Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"soWso9APzIKIXWG4Mom2e1lLE9VWyL/4xQoKeB1nalq3Fo1FFMpaURq4hPYKcxE5WU7i99T/3krKt/ytdoXxCA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:07:09.653415Z","signed_message":"canonical_sha256_bytes"},"source_id":"2108.08420","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6702cdcf8942c5667cbaacf5a06c9b681088eca0963393c29dbba558af822763","sha256:3626a542115085e31eacc580d8de8632fa5c608da8b8aaa062950f1fbec0b37d"],"state_sha256":"1cd8e2af7255f0583a1037835c981b7c5c3145f0e5783d62832eea25dd1de8c9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F2BYn67AfeXBkG0IurYMl0hGjl/hbF+OgcxFtSBl6CV5wGrqXZa2ZaLXKAEKF9VvCQMqJWStl72rYPcYW/3tCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T21:59:43.728810Z","bundle_sha256":"3207fc3edaed44a8d257fb38c0453f5c6a066b12bf5e32458998b48d105c16a0"}}