{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:EVAIYEBLJFXAAPUD3IBSYSNDMC","short_pith_number":"pith:EVAIYEBL","canonical_record":{"source":{"id":"2312.04559","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-12-07T18:59:33Z","cross_cats_sorted":["cs.GR"],"title_canon_sha256":"4db95cdaa120b7c6503c33d08865c6106257b932222039b5948b516e5481b38a","abstract_canon_sha256":"14ee67e200951155171fc0117534bbc8646daeecf114a8f8b53f48276ec2a191"},"schema_version":"1.0"},"canonical_sha256":"25408c102b496e003e83da032c49a3609ed97d94c0ee6be6d516f603acecebb7","source":{"kind":"arxiv","id":"2312.04559","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.04559","created_at":"2026-07-05T07:21:36Z"},{"alias_kind":"arxiv_version","alias_value":"2312.04559v1","created_at":"2026-07-05T07:21:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.04559","created_at":"2026-07-05T07:21:36Z"},{"alias_kind":"pith_short_12","alias_value":"EVAIYEBLJFXA","created_at":"2026-07-05T07:21:36Z"},{"alias_kind":"pith_short_16","alias_value":"EVAIYEBLJFXAAPUD","created_at":"2026-07-05T07:21:36Z"},{"alias_kind":"pith_short_8","alias_value":"EVAIYEBL","created_at":"2026-07-05T07:21:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:EVAIYEBLJFXAAPUD3IBSYSNDMC","target":"record","payload":{"canonical_record":{"source":{"id":"2312.04559","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-12-07T18:59:33Z","cross_cats_sorted":["cs.GR"],"title_canon_sha256":"4db95cdaa120b7c6503c33d08865c6106257b932222039b5948b516e5481b38a","abstract_canon_sha256":"14ee67e200951155171fc0117534bbc8646daeecf114a8f8b53f48276ec2a191"},"schema_version":"1.0"},"canonical_sha256":"25408c102b496e003e83da032c49a3609ed97d94c0ee6be6d516f603acecebb7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:21:36.005858Z","signature_b64":"WIAZ28leWeyTZexzjVu77KhbfCrJoEVWO5LOFYeKBNS+0JHpxFTCUGbk6x7RmnMGy7Z+6YCEljw2eT+YCRl9BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"25408c102b496e003e83da032c49a3609ed97d94c0ee6be6d516f603acecebb7","last_reissued_at":"2026-07-05T07:21:36.005361Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:21:36.005361Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2312.04559","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":"2026-07-05T07:21:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MHI+ghmsSoMJfxPjrzUxxewXLcin8xfSGXxboGYiVx5NXYCoBDzcVU0P8f7qXFpY4B8EzCV5sZJBH+OeeP7aAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T01:49:00.733575Z"},"content_sha256":"4647fbd2f613726228bcb70c8784a1d38d6f890d5c23f436c24d96e3e68e9602","schema_version":"1.0","event_id":"sha256:4647fbd2f613726228bcb70c8784a1d38d6f890d5c23f436c24d96e3e68e9602"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:EVAIYEBLJFXAAPUD3IBSYSNDMC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"PrimDiffusion: Volumetric Primitives Diffusion for 3D Human Generation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.GR"],"primary_cat":"cs.CV","authors_text":"Fangzhou Hong, Guangcong Wang, Haiyi Mei, Lei Yang, Zhaoxi Chen, Ziwei Liu","submitted_at":"2023-12-07T18:59:33Z","abstract_excerpt":"We present PrimDiffusion, the first diffusion-based framework for 3D human generation. Devising diffusion models for 3D human generation is difficult due to the intensive computational cost of 3D representations and the articulated topology of 3D humans. To tackle these challenges, our key insight is operating the denoising diffusion process directly on a set of volumetric primitives, which models the human body as a number of small volumes with radiance and kinematic information. This volumetric primitives representation marries the capacity of volumetric representations with the efficiency o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.04559","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/2312.04559/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":"2026-07-05T07:21:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8ybt7bkycBOUX/dbkLDc44tkI41qCoPvLudlbwVU+eiNm47jb+HOpzcdwx06fQ1lWienS0FKN1XTLpCth/gwBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T01:49:00.734089Z"},"content_sha256":"d660dc6073ffaa4a6fcdb72ead847ed687f0d5b1d76e10e4c2b075d6b184a9ff","schema_version":"1.0","event_id":"sha256:d660dc6073ffaa4a6fcdb72ead847ed687f0d5b1d76e10e4c2b075d6b184a9ff"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EVAIYEBLJFXAAPUD3IBSYSNDMC/bundle.json","state_url":"https://pith.science/pith/EVAIYEBLJFXAAPUD3IBSYSNDMC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EVAIYEBLJFXAAPUD3IBSYSNDMC/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":"2026-08-11T01:49:00Z","links":{"resolver":"https://pith.science/pith/EVAIYEBLJFXAAPUD3IBSYSNDMC","bundle":"https://pith.science/pith/EVAIYEBLJFXAAPUD3IBSYSNDMC/bundle.json","state":"https://pith.science/pith/EVAIYEBLJFXAAPUD3IBSYSNDMC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EVAIYEBLJFXAAPUD3IBSYSNDMC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:EVAIYEBLJFXAAPUD3IBSYSNDMC","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":"14ee67e200951155171fc0117534bbc8646daeecf114a8f8b53f48276ec2a191","cross_cats_sorted":["cs.GR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-12-07T18:59:33Z","title_canon_sha256":"4db95cdaa120b7c6503c33d08865c6106257b932222039b5948b516e5481b38a"},"schema_version":"1.0","source":{"id":"2312.04559","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.04559","created_at":"2026-07-05T07:21:36Z"},{"alias_kind":"arxiv_version","alias_value":"2312.04559v1","created_at":"2026-07-05T07:21:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.04559","created_at":"2026-07-05T07:21:36Z"},{"alias_kind":"pith_short_12","alias_value":"EVAIYEBLJFXA","created_at":"2026-07-05T07:21:36Z"},{"alias_kind":"pith_short_16","alias_value":"EVAIYEBLJFXAAPUD","created_at":"2026-07-05T07:21:36Z"},{"alias_kind":"pith_short_8","alias_value":"EVAIYEBL","created_at":"2026-07-05T07:21:36Z"}],"graph_snapshots":[{"event_id":"sha256:d660dc6073ffaa4a6fcdb72ead847ed687f0d5b1d76e10e4c2b075d6b184a9ff","target":"graph","created_at":"2026-07-05T07:21:36Z","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/2312.04559/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present PrimDiffusion, the first diffusion-based framework for 3D human generation. Devising diffusion models for 3D human generation is difficult due to the intensive computational cost of 3D representations and the articulated topology of 3D humans. To tackle these challenges, our key insight is operating the denoising diffusion process directly on a set of volumetric primitives, which models the human body as a number of small volumes with radiance and kinematic information. This volumetric primitives representation marries the capacity of volumetric representations with the efficiency o","authors_text":"Fangzhou Hong, Guangcong Wang, Haiyi Mei, Lei Yang, Zhaoxi Chen, Ziwei Liu","cross_cats":["cs.GR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-12-07T18:59:33Z","title":"PrimDiffusion: Volumetric Primitives Diffusion for 3D Human Generation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.04559","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":"sha256:4647fbd2f613726228bcb70c8784a1d38d6f890d5c23f436c24d96e3e68e9602","target":"record","created_at":"2026-07-05T07:21:36Z","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":"14ee67e200951155171fc0117534bbc8646daeecf114a8f8b53f48276ec2a191","cross_cats_sorted":["cs.GR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-12-07T18:59:33Z","title_canon_sha256":"4db95cdaa120b7c6503c33d08865c6106257b932222039b5948b516e5481b38a"},"schema_version":"1.0","source":{"id":"2312.04559","kind":"arxiv","version":1}},"canonical_sha256":"25408c102b496e003e83da032c49a3609ed97d94c0ee6be6d516f603acecebb7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"25408c102b496e003e83da032c49a3609ed97d94c0ee6be6d516f603acecebb7","first_computed_at":"2026-07-05T07:21:36.005361Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:21:36.005361Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WIAZ28leWeyTZexzjVu77KhbfCrJoEVWO5LOFYeKBNS+0JHpxFTCUGbk6x7RmnMGy7Z+6YCEljw2eT+YCRl9BA==","signature_status":"signed_v1","signed_at":"2026-07-05T07:21:36.005858Z","signed_message":"canonical_sha256_bytes"},"source_id":"2312.04559","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4647fbd2f613726228bcb70c8784a1d38d6f890d5c23f436c24d96e3e68e9602","sha256:d660dc6073ffaa4a6fcdb72ead847ed687f0d5b1d76e10e4c2b075d6b184a9ff"],"state_sha256":"4499c6b4c505ca7a0a8f2786c7b3b0f73110a42b2064fa6f177e1b31a77a0e1e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hM2HmEDhz/3gpm0ZiYBdCGhi37ChxuaDQ/kNfdLVRBi9JDY48VuuFXqyjuB34JNJ9MUUg+toXiqJogF4a46HAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T01:49:00.738313Z","bundle_sha256":"31cb8dbd504dae6d5f4655c8e4cd7c6332f25706bb7debe7775b33e6ba95ff6b"}}