{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:NK5G2XUTC7UQGCXRTNSX2VZEXW","short_pith_number":"pith:NK5G2XUT","canonical_record":{"source":{"id":"2004.03143","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-04-07T06:06:20Z","cross_cats_sorted":[],"title_canon_sha256":"b1f311d0f56920da2afa5449cfad1d2c334b523ae5d236001d6b0365ee906c32","abstract_canon_sha256":"3492f78ea1a683449d76bd9651e3a1aea58c039080f4f6f79e61445edb50702f"},"schema_version":"1.0"},"canonical_sha256":"6aba6d5e9317e9030af19b657d5724bd81df0b390c433558b7d0bcef62d45651","source":{"kind":"arxiv","id":"2004.03143","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.03143","created_at":"2026-07-05T00:53:23Z"},{"alias_kind":"arxiv_version","alias_value":"2004.03143v1","created_at":"2026-07-05T00:53:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.03143","created_at":"2026-07-05T00:53:23Z"},{"alias_kind":"pith_short_12","alias_value":"NK5G2XUTC7UQ","created_at":"2026-07-05T00:53:23Z"},{"alias_kind":"pith_short_16","alias_value":"NK5G2XUTC7UQGCXR","created_at":"2026-07-05T00:53:23Z"},{"alias_kind":"pith_short_8","alias_value":"NK5G2XUT","created_at":"2026-07-05T00:53:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:NK5G2XUTC7UQGCXRTNSX2VZEXW","target":"record","payload":{"canonical_record":{"source":{"id":"2004.03143","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-04-07T06:06:20Z","cross_cats_sorted":[],"title_canon_sha256":"b1f311d0f56920da2afa5449cfad1d2c334b523ae5d236001d6b0365ee906c32","abstract_canon_sha256":"3492f78ea1a683449d76bd9651e3a1aea58c039080f4f6f79e61445edb50702f"},"schema_version":"1.0"},"canonical_sha256":"6aba6d5e9317e9030af19b657d5724bd81df0b390c433558b7d0bcef62d45651","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:53:23.559634Z","signature_b64":"XCua1TFB4yDykkDxn6d54V5DkgqGhQpBmZ/Wu0hiVVlLQSNAGZ2i9jgKFLbZMirPvqC/zpufkDSkxzE727B8CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6aba6d5e9317e9030af19b657d5724bd81df0b390c433558b7d0bcef62d45651","last_reissued_at":"2026-07-05T00:53:23.559231Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:53:23.559231Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2004.03143","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":"2026-07-05T00:53:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C4TacRtX8j1JbxCXYd5zYK+Ne4hv3RYphHAQ1TCJxZ4Cm/jaX/2OmFm1RZ+ZXiIbgaome+lhUi0fcQkFcF2xAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-17T04:11:45.959754Z"},"content_sha256":"ed801c1f628344d993812abf17d8252e7bd516d9b5d34f9febb234a90af6eff5","schema_version":"1.0","event_id":"sha256:ed801c1f628344d993812abf17d8252e7bd516d9b5d34f9febb234a90af6eff5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:NK5G2XUTC7UQGCXRTNSX2VZEXW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Predicting Camera Viewpoint Improves Cross-dataset Generalization for 3D Human Pose Estimation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Charless C. Fowlkes, Daeyun Shin, Zhe Wang","submitted_at":"2020-04-07T06:06:20Z","abstract_excerpt":"Monocular estimation of 3d human pose has attracted increased attention with the availability of large ground-truth motion capture datasets. However, the diversity of training data available is limited and it is not clear to what extent methods generalize outside the specific datasets they are trained on. In this work we carry out a systematic study of the diversity and biases present in specific datasets and its effect on cross-dataset generalization across a compendium of 5 pose datasets. We specifically focus on systematic differences in the distribution of camera viewpoints relative to a b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.03143","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/2004.03143/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":"2026-07-05T00:53:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Jzwd3JM+fa4Vd0zQJIHhxsMzoHkrUBRMllwP0/TALdIIBsUZDZhT7I6iwfflY8uDj49jiYpnWbAP0kZiisAWDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-17T04:11:45.960126Z"},"content_sha256":"9958b54fa1c502a4f0fa7959e90b3fd1b3d8b71f1fac6a2aeadcb0dbce28f282","schema_version":"1.0","event_id":"sha256:9958b54fa1c502a4f0fa7959e90b3fd1b3d8b71f1fac6a2aeadcb0dbce28f282"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NK5G2XUTC7UQGCXRTNSX2VZEXW/bundle.json","state_url":"https://pith.science/pith/NK5G2XUTC7UQGCXRTNSX2VZEXW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NK5G2XUTC7UQGCXRTNSX2VZEXW/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":"2026-07-17T04:11:45Z","links":{"resolver":"https://pith.science/pith/NK5G2XUTC7UQGCXRTNSX2VZEXW","bundle":"https://pith.science/pith/NK5G2XUTC7UQGCXRTNSX2VZEXW/bundle.json","state":"https://pith.science/pith/NK5G2XUTC7UQGCXRTNSX2VZEXW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NK5G2XUTC7UQGCXRTNSX2VZEXW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:NK5G2XUTC7UQGCXRTNSX2VZEXW","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":"3492f78ea1a683449d76bd9651e3a1aea58c039080f4f6f79e61445edb50702f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-04-07T06:06:20Z","title_canon_sha256":"b1f311d0f56920da2afa5449cfad1d2c334b523ae5d236001d6b0365ee906c32"},"schema_version":"1.0","source":{"id":"2004.03143","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.03143","created_at":"2026-07-05T00:53:23Z"},{"alias_kind":"arxiv_version","alias_value":"2004.03143v1","created_at":"2026-07-05T00:53:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.03143","created_at":"2026-07-05T00:53:23Z"},{"alias_kind":"pith_short_12","alias_value":"NK5G2XUTC7UQ","created_at":"2026-07-05T00:53:23Z"},{"alias_kind":"pith_short_16","alias_value":"NK5G2XUTC7UQGCXR","created_at":"2026-07-05T00:53:23Z"},{"alias_kind":"pith_short_8","alias_value":"NK5G2XUT","created_at":"2026-07-05T00:53:23Z"}],"graph_snapshots":[{"event_id":"sha256:9958b54fa1c502a4f0fa7959e90b3fd1b3d8b71f1fac6a2aeadcb0dbce28f282","target":"graph","created_at":"2026-07-05T00:53:23Z","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/2004.03143/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Monocular estimation of 3d human pose has attracted increased attention with the availability of large ground-truth motion capture datasets. However, the diversity of training data available is limited and it is not clear to what extent methods generalize outside the specific datasets they are trained on. In this work we carry out a systematic study of the diversity and biases present in specific datasets and its effect on cross-dataset generalization across a compendium of 5 pose datasets. We specifically focus on systematic differences in the distribution of camera viewpoints relative to a b","authors_text":"Charless C. Fowlkes, Daeyun Shin, Zhe Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-04-07T06:06:20Z","title":"Predicting Camera Viewpoint Improves Cross-dataset Generalization for 3D Human Pose Estimation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.03143","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:ed801c1f628344d993812abf17d8252e7bd516d9b5d34f9febb234a90af6eff5","target":"record","created_at":"2026-07-05T00:53:23Z","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":"3492f78ea1a683449d76bd9651e3a1aea58c039080f4f6f79e61445edb50702f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-04-07T06:06:20Z","title_canon_sha256":"b1f311d0f56920da2afa5449cfad1d2c334b523ae5d236001d6b0365ee906c32"},"schema_version":"1.0","source":{"id":"2004.03143","kind":"arxiv","version":1}},"canonical_sha256":"6aba6d5e9317e9030af19b657d5724bd81df0b390c433558b7d0bcef62d45651","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6aba6d5e9317e9030af19b657d5724bd81df0b390c433558b7d0bcef62d45651","first_computed_at":"2026-07-05T00:53:23.559231Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:53:23.559231Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XCua1TFB4yDykkDxn6d54V5DkgqGhQpBmZ/Wu0hiVVlLQSNAGZ2i9jgKFLbZMirPvqC/zpufkDSkxzE727B8CA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:53:23.559634Z","signed_message":"canonical_sha256_bytes"},"source_id":"2004.03143","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ed801c1f628344d993812abf17d8252e7bd516d9b5d34f9febb234a90af6eff5","sha256:9958b54fa1c502a4f0fa7959e90b3fd1b3d8b71f1fac6a2aeadcb0dbce28f282"],"state_sha256":"e62badb0c756ffdbf3f2eb56f9130b417de3402a92731fabf7f9d264472b9179"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fK1bXFP/LyNpEX7U87rRsq7g7VkL3bwGcjoUWz1XnNQgnO+E/gBhfGD3ZVy0Kh+Qd67UCxBId1rpN621uPmnAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-17T04:11:45.962249Z","bundle_sha256":"2cb29d5ca9bd37f90754de6e91fc41c12b4fcdfa044c869b131ce701724234f5"}}