{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:QM4ATL7RYBIRVMHK62B66ZRUAH","short_pith_number":"pith:QM4ATL7R","canonical_record":{"source":{"id":"2606.10478","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-06-09T06:46:29Z","cross_cats_sorted":[],"title_canon_sha256":"b8735888e55fda921434ec66319dec606b290d91ec51f69494c0d4ee3e257eda","abstract_canon_sha256":"67e72ef61981fd1234e89bc799b864cc8c59d73a1f13f6834b11b31ec1421a43"},"schema_version":"1.0"},"canonical_sha256":"833809aff1c0511ab0eaf683ef663401e7f8900827bf4a2db542c221f417e6d4","source":{"kind":"arxiv","id":"2606.10478","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.10478","created_at":"2026-06-10T01:10:21Z"},{"alias_kind":"arxiv_version","alias_value":"2606.10478v1","created_at":"2026-06-10T01:10:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.10478","created_at":"2026-06-10T01:10:21Z"},{"alias_kind":"pith_short_12","alias_value":"QM4ATL7RYBIR","created_at":"2026-06-10T01:10:21Z"},{"alias_kind":"pith_short_16","alias_value":"QM4ATL7RYBIRVMHK","created_at":"2026-06-10T01:10:21Z"},{"alias_kind":"pith_short_8","alias_value":"QM4ATL7R","created_at":"2026-06-10T01:10:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:QM4ATL7RYBIRVMHK62B66ZRUAH","target":"record","payload":{"canonical_record":{"source":{"id":"2606.10478","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-06-09T06:46:29Z","cross_cats_sorted":[],"title_canon_sha256":"b8735888e55fda921434ec66319dec606b290d91ec51f69494c0d4ee3e257eda","abstract_canon_sha256":"67e72ef61981fd1234e89bc799b864cc8c59d73a1f13f6834b11b31ec1421a43"},"schema_version":"1.0"},"canonical_sha256":"833809aff1c0511ab0eaf683ef663401e7f8900827bf4a2db542c221f417e6d4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-10T01:10:21.241422Z","signature_b64":"Kre0S0sVRcxJuIXgcGdZKhG9sPZv6nrhxRKiIbUDHBEFH+P2YSTj3KdWyuTKWbXKDemyARHicxB+qr1ZY3okDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"833809aff1c0511ab0eaf683ef663401e7f8900827bf4a2db542c221f417e6d4","last_reissued_at":"2026-06-10T01:10:21.240559Z","signature_status":"signed_v1","first_computed_at":"2026-06-10T01:10:21.240559Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.10478","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":"2026-06-10T01:10:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wwpqk8aH14Rl3Dbokj363Xpx7oDFaMKUNrN8PEy/n+8+a2CVJejT3op2Aj09vcuTZwyeRN1T9PS166bx7ErZBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T11:24:39.507533Z"},"content_sha256":"84291f0aa4583f61a15783361dc8935e43fb458eeb659309f04043231d803e9b","schema_version":"1.0","event_id":"sha256:84291f0aa4583f61a15783361dc8935e43fb458eeb659309f04043231d803e9b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:QM4ATL7RYBIRVMHK62B66ZRUAH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"3D-CoS: A New 3D Reconstruction Paradigm Based on VLM Code Synthesis","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Kevin Qinghong Lin, Linjie Li, Puyi Wang, Yu Cheng, Yuhao Wang, Zhengyuan Yang","submitted_at":"2026-06-09T06:46:29Z","abstract_excerpt":"Most recent 3D reconstruction and editing systems operate on implicit and explicit representations such as NeRF, point clouds, or meshes. While these representations enable high-fidelity rendering, they are fundamentally low-level and hard to control programmatically. In contrast, we propose and systematically evaluate a new 3D reconstruction paradigm, 3D Code Synthesis (3D-CoS), where 3D assets are constructed as executable Blender code, a programmatic and interpretable medium. To assess how well current VLMs can use code to represent 3D objects, we evaluate representative open-source and clo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.10478","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/2606.10478/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":"2026-06-10T01:10:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0bYGfWeT4XWTModggm2Wlfxb8hLWDqiNXpvAYbS+AcpIZgp6yz5iiooRwRZHPp/Ds6dMC0YrHZD26WzrPEUxCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T11:24:39.507902Z"},"content_sha256":"ff4f54ccc76ce3ab8c6ce4679e9944ef6d164017f43b006665cff05570ec6bd4","schema_version":"1.0","event_id":"sha256:ff4f54ccc76ce3ab8c6ce4679e9944ef6d164017f43b006665cff05570ec6bd4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QM4ATL7RYBIRVMHK62B66ZRUAH/bundle.json","state_url":"https://pith.science/pith/QM4ATL7RYBIRVMHK62B66ZRUAH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QM4ATL7RYBIRVMHK62B66ZRUAH/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":"2026-07-03T11:24:39Z","links":{"resolver":"https://pith.science/pith/QM4ATL7RYBIRVMHK62B66ZRUAH","bundle":"https://pith.science/pith/QM4ATL7RYBIRVMHK62B66ZRUAH/bundle.json","state":"https://pith.science/pith/QM4ATL7RYBIRVMHK62B66ZRUAH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QM4ATL7RYBIRVMHK62B66ZRUAH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:QM4ATL7RYBIRVMHK62B66ZRUAH","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":"67e72ef61981fd1234e89bc799b864cc8c59d73a1f13f6834b11b31ec1421a43","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-06-09T06:46:29Z","title_canon_sha256":"b8735888e55fda921434ec66319dec606b290d91ec51f69494c0d4ee3e257eda"},"schema_version":"1.0","source":{"id":"2606.10478","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.10478","created_at":"2026-06-10T01:10:21Z"},{"alias_kind":"arxiv_version","alias_value":"2606.10478v1","created_at":"2026-06-10T01:10:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.10478","created_at":"2026-06-10T01:10:21Z"},{"alias_kind":"pith_short_12","alias_value":"QM4ATL7RYBIR","created_at":"2026-06-10T01:10:21Z"},{"alias_kind":"pith_short_16","alias_value":"QM4ATL7RYBIRVMHK","created_at":"2026-06-10T01:10:21Z"},{"alias_kind":"pith_short_8","alias_value":"QM4ATL7R","created_at":"2026-06-10T01:10:21Z"}],"graph_snapshots":[{"event_id":"sha256:ff4f54ccc76ce3ab8c6ce4679e9944ef6d164017f43b006665cff05570ec6bd4","target":"graph","created_at":"2026-06-10T01:10:21Z","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/2606.10478/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Most recent 3D reconstruction and editing systems operate on implicit and explicit representations such as NeRF, point clouds, or meshes. While these representations enable high-fidelity rendering, they are fundamentally low-level and hard to control programmatically. In contrast, we propose and systematically evaluate a new 3D reconstruction paradigm, 3D Code Synthesis (3D-CoS), where 3D assets are constructed as executable Blender code, a programmatic and interpretable medium. To assess how well current VLMs can use code to represent 3D objects, we evaluate representative open-source and clo","authors_text":"Kevin Qinghong Lin, Linjie Li, Puyi Wang, Yu Cheng, Yuhao Wang, Zhengyuan Yang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-06-09T06:46:29Z","title":"3D-CoS: A New 3D Reconstruction Paradigm Based on VLM Code Synthesis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.10478","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":"sha256:84291f0aa4583f61a15783361dc8935e43fb458eeb659309f04043231d803e9b","target":"record","created_at":"2026-06-10T01:10:21Z","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":"67e72ef61981fd1234e89bc799b864cc8c59d73a1f13f6834b11b31ec1421a43","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-06-09T06:46:29Z","title_canon_sha256":"b8735888e55fda921434ec66319dec606b290d91ec51f69494c0d4ee3e257eda"},"schema_version":"1.0","source":{"id":"2606.10478","kind":"arxiv","version":1}},"canonical_sha256":"833809aff1c0511ab0eaf683ef663401e7f8900827bf4a2db542c221f417e6d4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"833809aff1c0511ab0eaf683ef663401e7f8900827bf4a2db542c221f417e6d4","first_computed_at":"2026-06-10T01:10:21.240559Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-10T01:10:21.240559Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Kre0S0sVRcxJuIXgcGdZKhG9sPZv6nrhxRKiIbUDHBEFH+P2YSTj3KdWyuTKWbXKDemyARHicxB+qr1ZY3okDg==","signature_status":"signed_v1","signed_at":"2026-06-10T01:10:21.241422Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.10478","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:84291f0aa4583f61a15783361dc8935e43fb458eeb659309f04043231d803e9b","sha256:ff4f54ccc76ce3ab8c6ce4679e9944ef6d164017f43b006665cff05570ec6bd4"],"state_sha256":"76b764f8e6201b1dca739586ce72ecd840131fde0049899e6156ca4ab9b0e775"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1rajbx4POFKFLzk0lOlW41UtxisXXbasmtPDFHMgWdDsf1eLfAXbrD6c/+j3+g4X+0BXj9k2gMPesNtSGj75Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-03T11:24:39.509778Z","bundle_sha256":"2d8cb4d0d31011b278c0bd7802d8dafced38a4d13f886bb77619560fd8bad0d8"}}