{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:23AAK3VA3CIGM5YJPJBIC4B6AT","short_pith_number":"pith:23AAK3VA","canonical_record":{"source":{"id":"1908.03581","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2019-08-09T18:00:15Z","cross_cats_sorted":[],"title_canon_sha256":"5e75ae1dfeb9e7b0759e07136311ced2ada280257a7b61569a266f151acb4c0a","abstract_canon_sha256":"ca33b3752c1f220862e3d4cfa45f09407720ee2147b02eb1dc0d4a21ff981230"},"schema_version":"1.0"},"canonical_sha256":"d6c0056ea0d8906677097a4281703e04f25b520145654ef3ff1dfa60f0650860","source":{"kind":"arxiv","id":"1908.03581","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.03581","created_at":"2026-07-05T03:53:43Z"},{"alias_kind":"arxiv_version","alias_value":"1908.03581v2","created_at":"2026-07-05T03:53:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.03581","created_at":"2026-07-05T03:53:43Z"},{"alias_kind":"pith_short_12","alias_value":"23AAK3VA3CIG","created_at":"2026-07-05T03:53:43Z"},{"alias_kind":"pith_short_16","alias_value":"23AAK3VA3CIGM5YJ","created_at":"2026-07-05T03:53:43Z"},{"alias_kind":"pith_short_8","alias_value":"23AAK3VA","created_at":"2026-07-05T03:53:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:23AAK3VA3CIGM5YJPJBIC4B6AT","target":"record","payload":{"canonical_record":{"source":{"id":"1908.03581","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2019-08-09T18:00:15Z","cross_cats_sorted":[],"title_canon_sha256":"5e75ae1dfeb9e7b0759e07136311ced2ada280257a7b61569a266f151acb4c0a","abstract_canon_sha256":"ca33b3752c1f220862e3d4cfa45f09407720ee2147b02eb1dc0d4a21ff981230"},"schema_version":"1.0"},"canonical_sha256":"d6c0056ea0d8906677097a4281703e04f25b520145654ef3ff1dfa60f0650860","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:53:43.243402Z","signature_b64":"6byO+D2hwAjLXiUqAy/n3TVOI9xaMgIyTCObMxr8SyGvl0d7Y0BdZXb8Xf0F0yK4e7QC6qks/t8BIwAzU2XOAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d6c0056ea0d8906677097a4281703e04f25b520145654ef3ff1dfa60f0650860","last_reissued_at":"2026-07-05T03:53:43.242941Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:53:43.242941Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.03581","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:53:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4TCCj7pgOFgordUAJPxTtyxlcTRM4dUsT+02+HzpmFGaP3fIBukcPHxwYVjnGuk+ZHtqxeMQ27NO6VHpriMQDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T04:46:03.307444Z"},"content_sha256":"8063aeac2ac3ab144b7355389dc6e02f9301be411303bf22a3dd84b7f7c4dff6","schema_version":"1.0","event_id":"sha256:8063aeac2ac3ab144b7355389dc6e02f9301be411303bf22a3dd84b7f7c4dff6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:23AAK3VA3CIGM5YJPJBIC4B6AT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fast Tetrahedral Meshing in the Wild","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.GR","authors_text":"Bolun Wang, Daniele Panozzo, Denis Zorin, Teseo Schneider, Yixin Hu","submitted_at":"2019-08-09T18:00:15Z","abstract_excerpt":"We propose a new tetrahedral meshing method, fTetWild, to convert triangle soups into high-quality tetrahedral meshes. Our method builds on the TetWild algorithm, replacing the rational triangle insertion with a new incremental approach to construct and optimize the output mesh, interleaving triangle insertion and mesh optimization. Our approach makes it possible to maintain a valid floating-point tetrahedral mesh at all algorithmic stages, eliminating the need for costly constructions with rational numbers used by TetWild, while maintaining full robustness and similar output quality. This all"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.03581","kind":"arxiv","version":2},"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/1908.03581/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":"2026-07-05T03:53:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+Go51sKdJncP8qX+J0sw6wdDAzb1FRIrUlETCs5ov7ueEHd9RCan7UthJ1dSIGuqg4J7v4+iIpLcTzxETk66CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T04:46:03.308389Z"},"content_sha256":"08e2885abb735af661ba93b2a39eebbec5ed4b836101012386137c0af2e9031e","schema_version":"1.0","event_id":"sha256:08e2885abb735af661ba93b2a39eebbec5ed4b836101012386137c0af2e9031e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/23AAK3VA3CIGM5YJPJBIC4B6AT/bundle.json","state_url":"https://pith.science/pith/23AAK3VA3CIGM5YJPJBIC4B6AT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/23AAK3VA3CIGM5YJPJBIC4B6AT/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":"2026-08-16T04:46:03Z","links":{"resolver":"https://pith.science/pith/23AAK3VA3CIGM5YJPJBIC4B6AT","bundle":"https://pith.science/pith/23AAK3VA3CIGM5YJPJBIC4B6AT/bundle.json","state":"https://pith.science/pith/23AAK3VA3CIGM5YJPJBIC4B6AT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/23AAK3VA3CIGM5YJPJBIC4B6AT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:23AAK3VA3CIGM5YJPJBIC4B6AT","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":"ca33b3752c1f220862e3d4cfa45f09407720ee2147b02eb1dc0d4a21ff981230","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2019-08-09T18:00:15Z","title_canon_sha256":"5e75ae1dfeb9e7b0759e07136311ced2ada280257a7b61569a266f151acb4c0a"},"schema_version":"1.0","source":{"id":"1908.03581","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.03581","created_at":"2026-07-05T03:53:43Z"},{"alias_kind":"arxiv_version","alias_value":"1908.03581v2","created_at":"2026-07-05T03:53:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.03581","created_at":"2026-07-05T03:53:43Z"},{"alias_kind":"pith_short_12","alias_value":"23AAK3VA3CIG","created_at":"2026-07-05T03:53:43Z"},{"alias_kind":"pith_short_16","alias_value":"23AAK3VA3CIGM5YJ","created_at":"2026-07-05T03:53:43Z"},{"alias_kind":"pith_short_8","alias_value":"23AAK3VA","created_at":"2026-07-05T03:53:43Z"}],"graph_snapshots":[{"event_id":"sha256:08e2885abb735af661ba93b2a39eebbec5ed4b836101012386137c0af2e9031e","target":"graph","created_at":"2026-07-05T03:53:43Z","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/1908.03581/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We propose a new tetrahedral meshing method, fTetWild, to convert triangle soups into high-quality tetrahedral meshes. Our method builds on the TetWild algorithm, replacing the rational triangle insertion with a new incremental approach to construct and optimize the output mesh, interleaving triangle insertion and mesh optimization. Our approach makes it possible to maintain a valid floating-point tetrahedral mesh at all algorithmic stages, eliminating the need for costly constructions with rational numbers used by TetWild, while maintaining full robustness and similar output quality. This all","authors_text":"Bolun Wang, Daniele Panozzo, Denis Zorin, Teseo Schneider, Yixin Hu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2019-08-09T18:00:15Z","title":"Fast Tetrahedral Meshing in the Wild"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.03581","kind":"arxiv","version":2},"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":"sha256:8063aeac2ac3ab144b7355389dc6e02f9301be411303bf22a3dd84b7f7c4dff6","target":"record","created_at":"2026-07-05T03:53:43Z","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":"ca33b3752c1f220862e3d4cfa45f09407720ee2147b02eb1dc0d4a21ff981230","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2019-08-09T18:00:15Z","title_canon_sha256":"5e75ae1dfeb9e7b0759e07136311ced2ada280257a7b61569a266f151acb4c0a"},"schema_version":"1.0","source":{"id":"1908.03581","kind":"arxiv","version":2}},"canonical_sha256":"d6c0056ea0d8906677097a4281703e04f25b520145654ef3ff1dfa60f0650860","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d6c0056ea0d8906677097a4281703e04f25b520145654ef3ff1dfa60f0650860","first_computed_at":"2026-07-05T03:53:43.242941Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:53:43.242941Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6byO+D2hwAjLXiUqAy/n3TVOI9xaMgIyTCObMxr8SyGvl0d7Y0BdZXb8Xf0F0yK4e7QC6qks/t8BIwAzU2XOAg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:53:43.243402Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.03581","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8063aeac2ac3ab144b7355389dc6e02f9301be411303bf22a3dd84b7f7c4dff6","sha256:08e2885abb735af661ba93b2a39eebbec5ed4b836101012386137c0af2e9031e"],"state_sha256":"da91854459b14dfc239137102266cd97b33bdbe1602ed448139ea41a7e6273a3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X9zSNrdvExpmS/K3ngT9BCFD0NhyE6ArBA0zumls0eATQcrTSNCRvsPUDHqANdiN73dAiL1Y/x2IQIMQ68bMBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T04:46:03.322285Z","bundle_sha256":"8c0d2d911f123d180c6dbce900ee05f486137c02857dc83333e371f93199254c"}}