{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:3XQJSHQYHPOWUTHBEQP42Z57SS","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":"81ae65dc047f2a1291228992ba21e379b97b1251f350617161aa98180722f73b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-05-17T03:04:34Z","title_canon_sha256":"52b58cd0ac13fb30f589ba5762507404a2a7dca8ad148a209f43fd52e03f8dda"},"schema_version":"1.0","source":{"id":"1705.05994","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.05994","created_at":"2026-05-18T00:08:55Z"},{"alias_kind":"arxiv_version","alias_value":"1705.05994v4","created_at":"2026-05-18T00:08:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.05994","created_at":"2026-05-18T00:08:55Z"},{"alias_kind":"pith_short_12","alias_value":"3XQJSHQYHPOW","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_16","alias_value":"3XQJSHQYHPOWUTHB","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_8","alias_value":"3XQJSHQY","created_at":"2026-05-18T12:30:58Z"}],"graph_snapshots":[{"event_id":"sha256:956022fccefb2bb855ab66c5e8b94257c46c3bc230147834bac079aeef403086","target":"graph","created_at":"2026-05-18T00:08:55Z","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"},"paper":{"abstract_excerpt":"We propose the Variational Shape Learner (VSL), a generative model that learns the underlying structure of voxelized 3D shapes in an unsupervised fashion. Through the use of skip-connections, our model can successfully learn and infer a latent, hierarchical representation of objects. Furthermore, realistic 3D objects can be easily generated by sampling the VSL's latent probabilistic manifold. We show that our generative model can be trained end-to-end from 2D images to perform single image 3D model retrieval. Experiments show, both quantitatively and qualitatively, the improved generalization ","authors_text":"Alexander G. Ororbia II, C. Lee Giles, Shikun Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-05-17T03:04:34Z","title":"Learning a Hierarchical Latent-Variable Model of 3D Shapes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.05994","kind":"arxiv","version":4},"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":"sha256:15fd44b4bd67237a2365b92e040a4aec3d03ab931137145c30b3ce0baa8c7b6f","target":"record","created_at":"2026-05-18T00:08:55Z","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":"81ae65dc047f2a1291228992ba21e379b97b1251f350617161aa98180722f73b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-05-17T03:04:34Z","title_canon_sha256":"52b58cd0ac13fb30f589ba5762507404a2a7dca8ad148a209f43fd52e03f8dda"},"schema_version":"1.0","source":{"id":"1705.05994","kind":"arxiv","version":4}},"canonical_sha256":"dde0991e183bdd6a4ce1241fcd67bf94b74f691bdf2df743d9b905558fbfc16d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dde0991e183bdd6a4ce1241fcd67bf94b74f691bdf2df743d9b905558fbfc16d","first_computed_at":"2026-05-18T00:08:55.313846Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:08:55.313846Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"S5K9UOAHnahPw6w6hGG0ul8TIaArh0m4euHC1CDeoTMVoYBlqxGqjhvscCG8RrVpk03Jw3m3awEa799OTn3yBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:08:55.314344Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.05994","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:15fd44b4bd67237a2365b92e040a4aec3d03ab931137145c30b3ce0baa8c7b6f","sha256:956022fccefb2bb855ab66c5e8b94257c46c3bc230147834bac079aeef403086"],"state_sha256":"777a33cc47d6ee3fbe1e7176ca5ee14f9adadf984d5dd1c730578b2ceb71277e"}