{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:S47PNX3W2Q7HTK4M52UKJBK3NH","short_pith_number":"pith:S47PNX3W","canonical_record":{"source":{"id":"2606.30673","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.GR","submitted_at":"2026-06-25T18:29:06Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"7183f809d53900313cee0b6c8c9cf60c471821c59059e1eb7e12dd2644f91c27","abstract_canon_sha256":"b34de030ab8dc49268817cde10473b107b6e6e4d3f93299c8b2cb6233872568a"},"schema_version":"1.0"},"canonical_sha256":"973ef6df76d43e79ab8ceea8a4855b69ecb006289aa593c97287a4e48a90342a","source":{"kind":"arxiv","id":"2606.30673","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.30673","created_at":"2026-07-01T00:17:13Z"},{"alias_kind":"arxiv_version","alias_value":"2606.30673v1","created_at":"2026-07-01T00:17:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.30673","created_at":"2026-07-01T00:17:13Z"},{"alias_kind":"pith_short_12","alias_value":"S47PNX3W2Q7H","created_at":"2026-07-01T00:17:13Z"},{"alias_kind":"pith_short_16","alias_value":"S47PNX3W2Q7HTK4M","created_at":"2026-07-01T00:17:13Z"},{"alias_kind":"pith_short_8","alias_value":"S47PNX3W","created_at":"2026-07-01T00:17:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:S47PNX3W2Q7HTK4M52UKJBK3NH","target":"record","payload":{"canonical_record":{"source":{"id":"2606.30673","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.GR","submitted_at":"2026-06-25T18:29:06Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"7183f809d53900313cee0b6c8c9cf60c471821c59059e1eb7e12dd2644f91c27","abstract_canon_sha256":"b34de030ab8dc49268817cde10473b107b6e6e4d3f93299c8b2cb6233872568a"},"schema_version":"1.0"},"canonical_sha256":"973ef6df76d43e79ab8ceea8a4855b69ecb006289aa593c97287a4e48a90342a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-01T00:17:13.187253Z","signature_b64":"us6LbCkO5Spq7sc8VyQXWiHWF63D+7fplD2eMdlCMvFC+aMnQZVWjknpmOCP89erNbUvxELp0lRxVGfo/jbnAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"973ef6df76d43e79ab8ceea8a4855b69ecb006289aa593c97287a4e48a90342a","last_reissued_at":"2026-07-01T00:17:13.186845Z","signature_status":"signed_v1","first_computed_at":"2026-07-01T00:17:13.186845Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.30673","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":"2026-07-01T00:17:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MegoHOCYoBCuc9m3HRpacBthY1uOXT5xHDxqsZLDV0Da52MxvL9Xc65Q4vzzCF0xeL+uyUzhcYdl7UAZEEAEAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T21:52:54.932543Z"},"content_sha256":"498524cef1322de48032159f5657e67c33eee9d51e319b652c603ffd148938d4","schema_version":"1.0","event_id":"sha256:498524cef1322de48032159f5657e67c33eee9d51e319b652c603ffd148938d4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:S47PNX3W2Q7HTK4M52UKJBK3NH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"PolyFlow: Continuous Topology Embedding Flow Matching for Artist-style Mesh Generation","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":["cs.CV"],"primary_cat":"cs.GR","authors_text":"Biwen Lei, Chunchao Guo, Chunshi Wang, Haohan Weng, Junliang Ye, Kaiyi Zhang, Yang Li, Yawei Luo, Yunhan Yang, Zeqiang Lai, Zhuo Chen, Zibo Zhao","submitted_at":"2026-06-25T18:29:06Z","abstract_excerpt":"Autoregressive Transformers dominate high-quality mesh generation by producing artist-worthy topologies, yet their inherent sequential decoding induces substantial computational overhead, falling orders of magnitude slower than parallel generative models. On the other hand, while continuous diffusion and flow-matching methods support efficient parallel synthesis across a variety of domains, they cannot be directly applied to meshes: mesh connectivity is inherently discrete and incompatible with standard continuous noise injection and denoising operations. To resolve this fundamental incompatib"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.30673","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/2606.30673/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":"2026-07-01T00:17:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KI/dPnrcDuppeEuetPcbK6nYKPTAL/TT2DA0C5oMnFgwf4QFpmHQEn0o8AXeLdQbm09Xdfc5E9P+9ZXtaiNPBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T21:52:54.932916Z"},"content_sha256":"63314d1f4f1861cd4c8a861d4283e028f005d6dd093c067e1514cc3a95a4941c","schema_version":"1.0","event_id":"sha256:63314d1f4f1861cd4c8a861d4283e028f005d6dd093c067e1514cc3a95a4941c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S47PNX3W2Q7HTK4M52UKJBK3NH/bundle.json","state_url":"https://pith.science/pith/S47PNX3W2Q7HTK4M52UKJBK3NH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S47PNX3W2Q7HTK4M52UKJBK3NH/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":"2026-07-01T21:52:54Z","links":{"resolver":"https://pith.science/pith/S47PNX3W2Q7HTK4M52UKJBK3NH","bundle":"https://pith.science/pith/S47PNX3W2Q7HTK4M52UKJBK3NH/bundle.json","state":"https://pith.science/pith/S47PNX3W2Q7HTK4M52UKJBK3NH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S47PNX3W2Q7HTK4M52UKJBK3NH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:S47PNX3W2Q7HTK4M52UKJBK3NH","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":"b34de030ab8dc49268817cde10473b107b6e6e4d3f93299c8b2cb6233872568a","cross_cats_sorted":["cs.CV"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.GR","submitted_at":"2026-06-25T18:29:06Z","title_canon_sha256":"7183f809d53900313cee0b6c8c9cf60c471821c59059e1eb7e12dd2644f91c27"},"schema_version":"1.0","source":{"id":"2606.30673","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.30673","created_at":"2026-07-01T00:17:13Z"},{"alias_kind":"arxiv_version","alias_value":"2606.30673v1","created_at":"2026-07-01T00:17:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.30673","created_at":"2026-07-01T00:17:13Z"},{"alias_kind":"pith_short_12","alias_value":"S47PNX3W2Q7H","created_at":"2026-07-01T00:17:13Z"},{"alias_kind":"pith_short_16","alias_value":"S47PNX3W2Q7HTK4M","created_at":"2026-07-01T00:17:13Z"},{"alias_kind":"pith_short_8","alias_value":"S47PNX3W","created_at":"2026-07-01T00:17:13Z"}],"graph_snapshots":[{"event_id":"sha256:63314d1f4f1861cd4c8a861d4283e028f005d6dd093c067e1514cc3a95a4941c","target":"graph","created_at":"2026-07-01T00:17:13Z","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/2606.30673/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Autoregressive Transformers dominate high-quality mesh generation by producing artist-worthy topologies, yet their inherent sequential decoding induces substantial computational overhead, falling orders of magnitude slower than parallel generative models. On the other hand, while continuous diffusion and flow-matching methods support efficient parallel synthesis across a variety of domains, they cannot be directly applied to meshes: mesh connectivity is inherently discrete and incompatible with standard continuous noise injection and denoising operations. To resolve this fundamental incompatib","authors_text":"Biwen Lei, Chunchao Guo, Chunshi Wang, Haohan Weng, Junliang Ye, Kaiyi Zhang, Yang Li, Yawei Luo, Yunhan Yang, Zeqiang Lai, Zhuo Chen, Zibo Zhao","cross_cats":["cs.CV"],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.GR","submitted_at":"2026-06-25T18:29:06Z","title":"PolyFlow: Continuous Topology Embedding Flow Matching for Artist-style Mesh Generation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.30673","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":"sha256:498524cef1322de48032159f5657e67c33eee9d51e319b652c603ffd148938d4","target":"record","created_at":"2026-07-01T00:17:13Z","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":"b34de030ab8dc49268817cde10473b107b6e6e4d3f93299c8b2cb6233872568a","cross_cats_sorted":["cs.CV"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.GR","submitted_at":"2026-06-25T18:29:06Z","title_canon_sha256":"7183f809d53900313cee0b6c8c9cf60c471821c59059e1eb7e12dd2644f91c27"},"schema_version":"1.0","source":{"id":"2606.30673","kind":"arxiv","version":1}},"canonical_sha256":"973ef6df76d43e79ab8ceea8a4855b69ecb006289aa593c97287a4e48a90342a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"973ef6df76d43e79ab8ceea8a4855b69ecb006289aa593c97287a4e48a90342a","first_computed_at":"2026-07-01T00:17:13.186845Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-01T00:17:13.186845Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"us6LbCkO5Spq7sc8VyQXWiHWF63D+7fplD2eMdlCMvFC+aMnQZVWjknpmOCP89erNbUvxELp0lRxVGfo/jbnAw==","signature_status":"signed_v1","signed_at":"2026-07-01T00:17:13.187253Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.30673","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:498524cef1322de48032159f5657e67c33eee9d51e319b652c603ffd148938d4","sha256:63314d1f4f1861cd4c8a861d4283e028f005d6dd093c067e1514cc3a95a4941c"],"state_sha256":"bf44466dabb475fe0df7794bed32a9273fbea4b896774485d3f86a9aa17d5c0c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CfUWlc/xztTIA94JqD/N3Pj0T9EADpbzjOq+61RsYiVuTqfLzJyjkNK+Dcbe2hpGMP+IOo0rkvsDTaR7TEctAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-01T21:52:54.935088Z","bundle_sha256":"8c66912fcb74187f10a690b08e48aec60192b1b1f5becf6d061ecbe3677d701e"}}