{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:4MEFNYNHQ7WWOHH4L7BPS2TW3X","short_pith_number":"pith:4MEFNYNH","canonical_record":{"source":{"id":"2409.00043","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.GR","submitted_at":"2024-08-19T00:16:52Z","cross_cats_sorted":["cs.HC"],"title_canon_sha256":"396a282fdabdc599fdf95f66e7e453a2dda0b8e68b07cb27064b9d663f6a4aaa","abstract_canon_sha256":"0cc094e486d890846bbaee63729fcdf932bee417a41f9c58ae8a9077bd750d3e"},"schema_version":"1.0"},"canonical_sha256":"e30856e1a787ed671cfc5fc2f96a76dddf48ec9060fb14ac6ac83854697d1e32","source":{"kind":"arxiv","id":"2409.00043","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.00043","created_at":"2026-07-05T10:56:08Z"},{"alias_kind":"arxiv_version","alias_value":"2409.00043v1","created_at":"2026-07-05T10:56:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.00043","created_at":"2026-07-05T10:56:08Z"},{"alias_kind":"pith_short_12","alias_value":"4MEFNYNHQ7WW","created_at":"2026-07-05T10:56:08Z"},{"alias_kind":"pith_short_16","alias_value":"4MEFNYNHQ7WWOHH4","created_at":"2026-07-05T10:56:08Z"},{"alias_kind":"pith_short_8","alias_value":"4MEFNYNH","created_at":"2026-07-05T10:56:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:4MEFNYNHQ7WWOHH4L7BPS2TW3X","target":"record","payload":{"canonical_record":{"source":{"id":"2409.00043","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.GR","submitted_at":"2024-08-19T00:16:52Z","cross_cats_sorted":["cs.HC"],"title_canon_sha256":"396a282fdabdc599fdf95f66e7e453a2dda0b8e68b07cb27064b9d663f6a4aaa","abstract_canon_sha256":"0cc094e486d890846bbaee63729fcdf932bee417a41f9c58ae8a9077bd750d3e"},"schema_version":"1.0"},"canonical_sha256":"e30856e1a787ed671cfc5fc2f96a76dddf48ec9060fb14ac6ac83854697d1e32","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:56:08.592363Z","signature_b64":"Ili4DJM2SxvTu4Ce/sfU+O7aMBOoe+RE6JsFQ0bPdPcGT84AiO5pTnyjSBOvkv9YO2cJ2HdNW7h8Pg6LueLuCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e30856e1a787ed671cfc5fc2f96a76dddf48ec9060fb14ac6ac83854697d1e32","last_reissued_at":"2026-07-05T10:56:08.591848Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:56:08.591848Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2409.00043","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":"2026-07-05T10:56:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zm7oQyiuFqbdF3X1u7SXcbyiDAynFKkLSOoCUQAm8kNiHAnRFpoTE4Dlx2yBro3+0cNPQiR0iv4dLi/AsWjdDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T15:59:45.923286Z"},"content_sha256":"2dd39b1ab78a338a87552332025431c5b69621658e8bef6bdcf34241c0163c84","schema_version":"1.0","event_id":"sha256:2dd39b1ab78a338a87552332025431c5b69621658e8bef6bdcf34241c0163c84"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:4MEFNYNHQ7WWOHH4L7BPS2TW3X","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Estimation and Visualization of Isosurface Uncertainty from Linear and High-Order Interpolation Methods","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.HC"],"primary_cat":"cs.GR","authors_text":"Chris R. Johnson, Jixian Li, Timbwaoga A. J. Ouermi, Tushar Athawale","submitted_at":"2024-08-19T00:16:52Z","abstract_excerpt":"Isosurface visualization is fundamental for exploring and analyzing 3D volumetric data. Marching cubes (MC) algorithms with linear interpolation are commonly used for isosurface extraction and visualization. Although linear interpolation is easy to implement, it has limitations when the underlying data is complex and high-order, which is the case for most real-world data. Linear interpolation can output vertices at the wrong location. Its inability to deal with sharp features and features smaller than grid cells can lead to an incorrect isosurface with holes and broken pieces. Despite these li"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.00043","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/2409.00043/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":"2026-07-05T10:56:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+mfZjjp0xSiUwHf7qSbALNo8OqhtuEE2xJUHEHpGMZsfNVkcF8lZ6FT/Sh1apfqVziCuqpBgH75i9DRqUGzvCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T15:59:45.923663Z"},"content_sha256":"9dc7e13cfb912da28a4a8a8a2dfd0e5e39d295db42e3cc582fddc6b16da3d981","schema_version":"1.0","event_id":"sha256:9dc7e13cfb912da28a4a8a8a2dfd0e5e39d295db42e3cc582fddc6b16da3d981"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4MEFNYNHQ7WWOHH4L7BPS2TW3X/bundle.json","state_url":"https://pith.science/pith/4MEFNYNHQ7WWOHH4L7BPS2TW3X/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4MEFNYNHQ7WWOHH4L7BPS2TW3X/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":"2026-07-07T15:59:45Z","links":{"resolver":"https://pith.science/pith/4MEFNYNHQ7WWOHH4L7BPS2TW3X","bundle":"https://pith.science/pith/4MEFNYNHQ7WWOHH4L7BPS2TW3X/bundle.json","state":"https://pith.science/pith/4MEFNYNHQ7WWOHH4L7BPS2TW3X/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4MEFNYNHQ7WWOHH4L7BPS2TW3X/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:4MEFNYNHQ7WWOHH4L7BPS2TW3X","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":"0cc094e486d890846bbaee63729fcdf932bee417a41f9c58ae8a9077bd750d3e","cross_cats_sorted":["cs.HC"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.GR","submitted_at":"2024-08-19T00:16:52Z","title_canon_sha256":"396a282fdabdc599fdf95f66e7e453a2dda0b8e68b07cb27064b9d663f6a4aaa"},"schema_version":"1.0","source":{"id":"2409.00043","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.00043","created_at":"2026-07-05T10:56:08Z"},{"alias_kind":"arxiv_version","alias_value":"2409.00043v1","created_at":"2026-07-05T10:56:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.00043","created_at":"2026-07-05T10:56:08Z"},{"alias_kind":"pith_short_12","alias_value":"4MEFNYNHQ7WW","created_at":"2026-07-05T10:56:08Z"},{"alias_kind":"pith_short_16","alias_value":"4MEFNYNHQ7WWOHH4","created_at":"2026-07-05T10:56:08Z"},{"alias_kind":"pith_short_8","alias_value":"4MEFNYNH","created_at":"2026-07-05T10:56:08Z"}],"graph_snapshots":[{"event_id":"sha256:9dc7e13cfb912da28a4a8a8a2dfd0e5e39d295db42e3cc582fddc6b16da3d981","target":"graph","created_at":"2026-07-05T10:56:08Z","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/2409.00043/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Isosurface visualization is fundamental for exploring and analyzing 3D volumetric data. Marching cubes (MC) algorithms with linear interpolation are commonly used for isosurface extraction and visualization. Although linear interpolation is easy to implement, it has limitations when the underlying data is complex and high-order, which is the case for most real-world data. Linear interpolation can output vertices at the wrong location. Its inability to deal with sharp features and features smaller than grid cells can lead to an incorrect isosurface with holes and broken pieces. Despite these li","authors_text":"Chris R. Johnson, Jixian Li, Timbwaoga A. J. Ouermi, Tushar Athawale","cross_cats":["cs.HC"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.GR","submitted_at":"2024-08-19T00:16:52Z","title":"Estimation and Visualization of Isosurface Uncertainty from Linear and High-Order Interpolation Methods"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.00043","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":"sha256:2dd39b1ab78a338a87552332025431c5b69621658e8bef6bdcf34241c0163c84","target":"record","created_at":"2026-07-05T10:56:08Z","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":"0cc094e486d890846bbaee63729fcdf932bee417a41f9c58ae8a9077bd750d3e","cross_cats_sorted":["cs.HC"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.GR","submitted_at":"2024-08-19T00:16:52Z","title_canon_sha256":"396a282fdabdc599fdf95f66e7e453a2dda0b8e68b07cb27064b9d663f6a4aaa"},"schema_version":"1.0","source":{"id":"2409.00043","kind":"arxiv","version":1}},"canonical_sha256":"e30856e1a787ed671cfc5fc2f96a76dddf48ec9060fb14ac6ac83854697d1e32","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e30856e1a787ed671cfc5fc2f96a76dddf48ec9060fb14ac6ac83854697d1e32","first_computed_at":"2026-07-05T10:56:08.591848Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:56:08.591848Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ili4DJM2SxvTu4Ce/sfU+O7aMBOoe+RE6JsFQ0bPdPcGT84AiO5pTnyjSBOvkv9YO2cJ2HdNW7h8Pg6LueLuCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:56:08.592363Z","signed_message":"canonical_sha256_bytes"},"source_id":"2409.00043","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2dd39b1ab78a338a87552332025431c5b69621658e8bef6bdcf34241c0163c84","sha256:9dc7e13cfb912da28a4a8a8a2dfd0e5e39d295db42e3cc582fddc6b16da3d981"],"state_sha256":"e7cd445ca595ccfea77ef2ad2dd331cf52905e3e4fa2edb07b90507cb45e2154"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XKK23icJ9mZWxX6ojAJTkQhstdcpL0+aIW1IMOcJlwclwp9NeQwqu8KHh1RJCHFmHEkNrUAEG25QGLNXAxEuDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T15:59:45.925538Z","bundle_sha256":"40eab2d9d44d028b77e5ed7ed6689b586922c195f5ed9863965856d376f3659d"}}