{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:GXHNEIKTFU7XWEHICPBK5IKRFJ","short_pith_number":"pith:GXHNEIKT","canonical_record":{"source":{"id":"2605.15369","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2026-05-14T19:49:15Z","cross_cats_sorted":[],"title_canon_sha256":"7114fb56ac8947e2816192551be69379773b7f63cd1a8cce273418829e48be78","abstract_canon_sha256":"d934f1d09b5b80377cab7689bcd54edc8520e294c39d50e2a1f1181682e22e3b"},"schema_version":"1.0"},"canonical_sha256":"35ced221532d3f7b10e813c2aea1512a40f43a38701558543b2012bdc97fb2d7","source":{"kind":"arxiv","id":"2605.15369","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.15369","created_at":"2026-05-20T00:00:54Z"},{"alias_kind":"arxiv_version","alias_value":"2605.15369v1","created_at":"2026-05-20T00:00:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.15369","created_at":"2026-05-20T00:00:54Z"},{"alias_kind":"pith_short_12","alias_value":"GXHNEIKTFU7X","created_at":"2026-05-20T00:00:54Z"},{"alias_kind":"pith_short_16","alias_value":"GXHNEIKTFU7XWEHI","created_at":"2026-05-20T00:00:54Z"},{"alias_kind":"pith_short_8","alias_value":"GXHNEIKT","created_at":"2026-05-20T00:00:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:GXHNEIKTFU7XWEHICPBK5IKRFJ","target":"record","payload":{"canonical_record":{"source":{"id":"2605.15369","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2026-05-14T19:49:15Z","cross_cats_sorted":[],"title_canon_sha256":"7114fb56ac8947e2816192551be69379773b7f63cd1a8cce273418829e48be78","abstract_canon_sha256":"d934f1d09b5b80377cab7689bcd54edc8520e294c39d50e2a1f1181682e22e3b"},"schema_version":"1.0"},"canonical_sha256":"35ced221532d3f7b10e813c2aea1512a40f43a38701558543b2012bdc97fb2d7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T00:00:54.945225Z","signature_b64":"0+68WOQCA2DWphWxwOb1ntAKoQRvSQ3myd5rFTwfsjkqvX/GfREd4IyzN2pHLTzCeb1Az8YE7vNylN5G/tV9AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"35ced221532d3f7b10e813c2aea1512a40f43a38701558543b2012bdc97fb2d7","last_reissued_at":"2026-05-20T00:00:54.944626Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T00:00:54.944626Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.15369","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":"2026-05-20T00:00:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QBTGsACAGHffnFfyOEvW4gyzeQiOELIzMhQ10BJcoT2vnnvYkVqOUEC/xKhfM43MnI3oDDIg87LUt2MPFPw+CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T19:22:43.971025Z"},"content_sha256":"ce84d439337489fd258e42223ca57ba2a3ad69e41a95f8d3965713bcdcd24548","schema_version":"1.0","event_id":"sha256:ce84d439337489fd258e42223ca57ba2a3ad69e41a95f8d3965713bcdcd24548"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:GXHNEIKTFU7XWEHICPBK5IKRFJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"OffsetAxis: UDF Mesh Reconstruction via Offset-Volume Medial Axis Extraction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"Mesh extraction from unsigned distance fields reduces to medial axis extraction of the alpha-offset volume","cross_cats":[],"primary_cat":"cs.GR","authors_text":"Dominique Bechmann, Pierre Kraemer, Qijia Huang","submitted_at":"2026-05-14T19:49:15Z","abstract_excerpt":"Unsigned distance fields (UDFs) offer broader modeling capabilities than signed distance fields (SDFs), enabling the representation of shapes with open boundaries, non-manifold structures or mixed curve and surface parts. However, extracting coherent meshes from UDFs is fundamentally harder, as classical grid-based iso-surfacing techniques are not applicable since they require a way to distinguish the inside from the outside of the shape. We introduce OffsetAxis, a new UDF reconstruction pipeline that supports open, non-manifold, and curve-like geometries. Our key insight is that the 0-level s"},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"The 0-level set extraction problem can be restated as the extraction of the medial axis of the α-offset volume of the UDF. This formulation unlocks mature medial-axis machinery that naturally supports boundaries, non-manifold junctions and curves.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"That sampling the α-offset surface via ray casting and optimizing medial balls with a variant of Variational Medial Axis Sampling will produce clusters whose dual connectivity yields structurally coherent meshes across open, non-manifold, and curve-like topologies, including for imperfect neural or point-cloud-derived UDFs.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"OffsetAxis reconstructs meshes from unsigned distance fields by extracting the medial axis of the alpha-offset volume using ray casting and variational medial ball optimization.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"Mesh extraction from unsigned distance fields reduces to medial axis extraction of the alpha-offset volume","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"777dba7cc1ea2b96e04e4998387824b44f70390ef50b0111c7214decff304c3e"},"source":{"id":"2605.15369","kind":"arxiv","version":1},"verdict":{"id":"863ddc0f-1857-4e8d-b2ea-4da2ebac74d3","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-19T15:11:25.143147Z","strongest_claim":"The 0-level set extraction problem can be restated as the extraction of the medial axis of the α-offset volume of the UDF. This formulation unlocks mature medial-axis machinery that naturally supports boundaries, non-manifold junctions and curves.","one_line_summary":"OffsetAxis reconstructs meshes from unsigned distance fields by extracting the medial axis of the alpha-offset volume using ray casting and variational medial ball optimization.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"That sampling the α-offset surface via ray casting and optimizing medial balls with a variant of Variational Medial Axis Sampling will produce clusters whose dual connectivity yields structurally coherent meshes across open, non-manifold, and curve-like topologies, including for imperfect neural or point-cloud-derived UDFs.","pith_extraction_headline":"Mesh extraction from unsigned distance fields reduces to medial axis extraction of the alpha-offset volume"},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2605.15369/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"doi_title_agreement","ran_at":"2026-05-19T15:31:17.882898Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"doi_compliance","ran_at":"2026-05-19T15:22:38.758039Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"claim_evidence","ran_at":"2026-05-19T14:21:54.188217Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"ai_meta_artifact","ran_at":"2026-05-19T13:33:22.737154Z","status":"skipped","version":"1.0.0","findings_count":0}],"snapshot_sha256":"183fefeba09e9e39848c76ce4920be0e246a03d4ac5cee3c3ab7049716f34a19"},"references":{"count":18,"sample":[{"doi":"","year":2015,"title":"ShapeNet: An Information-Rich 3D Model Repository","work_id":"b2ac5b60-daa9-435b-9369-12271e126edd","ref_index":1,"cited_arxiv_id":"1512.03012","is_internal_anchor":true},{"doi":"10.1145/1064092.1064132","year":2025,"title":"Stability of persistence diagrams","work_id":"f9caf915-366a-4014-8b16-f46de5de5017","ref_index":2,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2022,"title":"Xu Cheng, Hou Fei, Wang Wencheng, Qin Hong, Zhang Zhebin, and Ying He","work_id":"1d65f697-5e42-4cc8-be18-203fd0e00446","ref_index":3,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"10.1111/cgf.14484","year":2022,"title":"Computer Graphics Forum41, 2 (2022), 419–432","work_id":"e2561b5f-974a-4d1f-b9bf-c93b2f497d46","ref_index":4,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"10.1145/3618314","year":2023,"title":"2023 , publisher =","work_id":"ba1bf710-a199-4902-93f0-47bf76ea27b2","ref_index":5,"cited_arxiv_id":"","is_internal_anchor":false}],"resolved_work":18,"snapshot_sha256":"b8b9550e3d65a30266623d560c4dc57a493da84f5015746d311f51e4fd3761f8","internal_anchors":2},"formal_canon":{"evidence_count":2,"snapshot_sha256":"bc49c5bac12dc1ef93e032f85dafef7c090ffdbc1c037f45780a9bc94b27c23b"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":"863ddc0f-1857-4e8d-b2ea-4da2ebac74d3"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-20T00:00:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Yyz5FX+dxWDS03r+leIsFEDvjJTBNyTD4LOFWLQDWdhcwhpVfeo0w2WRcMBD2689rpA2VRN0GvYKA/lb6qrcAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T19:22:43.972577Z"},"content_sha256":"cfd572c5858ba2fe5b79d388bc67687acc2b227d7279f99e62c9bfe97d9059f0","schema_version":"1.0","event_id":"sha256:cfd572c5858ba2fe5b79d388bc67687acc2b227d7279f99e62c9bfe97d9059f0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GXHNEIKTFU7XWEHICPBK5IKRFJ/bundle.json","state_url":"https://pith.science/pith/GXHNEIKTFU7XWEHICPBK5IKRFJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GXHNEIKTFU7XWEHICPBK5IKRFJ/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":"2026-05-28T19:22:43Z","links":{"resolver":"https://pith.science/pith/GXHNEIKTFU7XWEHICPBK5IKRFJ","bundle":"https://pith.science/pith/GXHNEIKTFU7XWEHICPBK5IKRFJ/bundle.json","state":"https://pith.science/pith/GXHNEIKTFU7XWEHICPBK5IKRFJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GXHNEIKTFU7XWEHICPBK5IKRFJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:GXHNEIKTFU7XWEHICPBK5IKRFJ","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":"d934f1d09b5b80377cab7689bcd54edc8520e294c39d50e2a1f1181682e22e3b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2026-05-14T19:49:15Z","title_canon_sha256":"7114fb56ac8947e2816192551be69379773b7f63cd1a8cce273418829e48be78"},"schema_version":"1.0","source":{"id":"2605.15369","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.15369","created_at":"2026-05-20T00:00:54Z"},{"alias_kind":"arxiv_version","alias_value":"2605.15369v1","created_at":"2026-05-20T00:00:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.15369","created_at":"2026-05-20T00:00:54Z"},{"alias_kind":"pith_short_12","alias_value":"GXHNEIKTFU7X","created_at":"2026-05-20T00:00:54Z"},{"alias_kind":"pith_short_16","alias_value":"GXHNEIKTFU7XWEHI","created_at":"2026-05-20T00:00:54Z"},{"alias_kind":"pith_short_8","alias_value":"GXHNEIKT","created_at":"2026-05-20T00:00:54Z"}],"graph_snapshots":[{"event_id":"sha256:cfd572c5858ba2fe5b79d388bc67687acc2b227d7279f99e62c9bfe97d9059f0","target":"graph","created_at":"2026-05-20T00:00:54Z","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":4,"items":[{"attestation":"unclaimed","claim_id":"C1","kind":"strongest_claim","source":"verdict.strongest_claim","status":"machine_extracted","text":"The 0-level set extraction problem can be restated as the extraction of the medial axis of the α-offset volume of the UDF. This formulation unlocks mature medial-axis machinery that naturally supports boundaries, non-manifold junctions and curves."},{"attestation":"unclaimed","claim_id":"C2","kind":"weakest_assumption","source":"verdict.weakest_assumption","status":"machine_extracted","text":"That sampling the α-offset surface via ray casting and optimizing medial balls with a variant of Variational Medial Axis Sampling will produce clusters whose dual connectivity yields structurally coherent meshes across open, non-manifold, and curve-like topologies, including for imperfect neural or point-cloud-derived UDFs."},{"attestation":"unclaimed","claim_id":"C3","kind":"one_line_summary","source":"verdict.one_line_summary","status":"machine_extracted","text":"OffsetAxis reconstructs meshes from unsigned distance fields by extracting the medial axis of the alpha-offset volume using ray casting and variational medial ball optimization."},{"attestation":"unclaimed","claim_id":"C4","kind":"headline","source":"verdict.pith_extraction.headline","status":"machine_extracted","text":"Mesh extraction from unsigned distance fields reduces to medial axis extraction of the alpha-offset volume"}],"snapshot_sha256":"777dba7cc1ea2b96e04e4998387824b44f70390ef50b0111c7214decff304c3e"},"formal_canon":{"evidence_count":2,"snapshot_sha256":"bc49c5bac12dc1ef93e032f85dafef7c090ffdbc1c037f45780a9bc94b27c23b"},"integrity":{"available":true,"clean":true,"detectors_run":[{"findings_count":0,"name":"doi_title_agreement","ran_at":"2026-05-19T15:31:17.882898Z","status":"completed","version":"1.0.0"},{"findings_count":0,"name":"doi_compliance","ran_at":"2026-05-19T15:22:38.758039Z","status":"completed","version":"1.0.0"},{"findings_count":0,"name":"claim_evidence","ran_at":"2026-05-19T14:21:54.188217Z","status":"completed","version":"1.0.0"},{"findings_count":0,"name":"ai_meta_artifact","ran_at":"2026-05-19T13:33:22.737154Z","status":"skipped","version":"1.0.0"}],"endpoint":"/pith/2605.15369/integrity.json","findings":[],"snapshot_sha256":"183fefeba09e9e39848c76ce4920be0e246a03d4ac5cee3c3ab7049716f34a19","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Unsigned distance fields (UDFs) offer broader modeling capabilities than signed distance fields (SDFs), enabling the representation of shapes with open boundaries, non-manifold structures or mixed curve and surface parts. However, extracting coherent meshes from UDFs is fundamentally harder, as classical grid-based iso-surfacing techniques are not applicable since they require a way to distinguish the inside from the outside of the shape. We introduce OffsetAxis, a new UDF reconstruction pipeline that supports open, non-manifold, and curve-like geometries. Our key insight is that the 0-level s","authors_text":"Dominique Bechmann, Pierre Kraemer, Qijia Huang","cross_cats":[],"headline":"Mesh extraction from unsigned distance fields reduces to medial axis extraction of the alpha-offset volume","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2026-05-14T19:49:15Z","title":"OffsetAxis: UDF Mesh Reconstruction via Offset-Volume Medial Axis Extraction"},"references":{"count":18,"internal_anchors":2,"resolved_work":18,"sample":[{"cited_arxiv_id":"1512.03012","doi":"","is_internal_anchor":true,"ref_index":1,"title":"ShapeNet: An Information-Rich 3D Model Repository","work_id":"b2ac5b60-daa9-435b-9369-12271e126edd","year":2015},{"cited_arxiv_id":"","doi":"10.1145/1064092.1064132","is_internal_anchor":false,"ref_index":2,"title":"Stability of persistence diagrams","work_id":"f9caf915-366a-4014-8b16-f46de5de5017","year":2025},{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":3,"title":"Xu Cheng, Hou Fei, Wang Wencheng, Qin Hong, Zhang Zhebin, and Ying He","work_id":"1d65f697-5e42-4cc8-be18-203fd0e00446","year":2022},{"cited_arxiv_id":"","doi":"10.1111/cgf.14484","is_internal_anchor":false,"ref_index":4,"title":"Computer Graphics Forum41, 2 (2022), 419–432","work_id":"e2561b5f-974a-4d1f-b9bf-c93b2f497d46","year":2022},{"cited_arxiv_id":"","doi":"10.1145/3618314","is_internal_anchor":false,"ref_index":5,"title":"2023 , publisher =","work_id":"ba1bf710-a199-4902-93f0-47bf76ea27b2","year":2023}],"snapshot_sha256":"b8b9550e3d65a30266623d560c4dc57a493da84f5015746d311f51e4fd3761f8"},"source":{"id":"2605.15369","kind":"arxiv","version":1},"verdict":{"created_at":"2026-05-19T15:11:25.143147Z","id":"863ddc0f-1857-4e8d-b2ea-4da2ebac74d3","model_set":{"reader":"grok-4.3"},"one_line_summary":"OffsetAxis reconstructs meshes from unsigned distance fields by extracting the medial axis of the alpha-offset volume using ray casting and variational medial ball optimization.","pipeline_version":"pith-pipeline@v0.9.0","pith_extraction_headline":"Mesh extraction from unsigned distance fields reduces to medial axis extraction of the alpha-offset volume","strongest_claim":"The 0-level set extraction problem can be restated as the extraction of the medial axis of the α-offset volume of the UDF. This formulation unlocks mature medial-axis machinery that naturally supports boundaries, non-manifold junctions and curves.","weakest_assumption":"That sampling the α-offset surface via ray casting and optimizing medial balls with a variant of Variational Medial Axis Sampling will produce clusters whose dual connectivity yields structurally coherent meshes across open, non-manifold, and curve-like topologies, including for imperfect neural or point-cloud-derived UDFs."}},"verdict_id":"863ddc0f-1857-4e8d-b2ea-4da2ebac74d3"}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:ce84d439337489fd258e42223ca57ba2a3ad69e41a95f8d3965713bcdcd24548","target":"record","created_at":"2026-05-20T00:00:54Z","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":"d934f1d09b5b80377cab7689bcd54edc8520e294c39d50e2a1f1181682e22e3b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2026-05-14T19:49:15Z","title_canon_sha256":"7114fb56ac8947e2816192551be69379773b7f63cd1a8cce273418829e48be78"},"schema_version":"1.0","source":{"id":"2605.15369","kind":"arxiv","version":1}},"canonical_sha256":"35ced221532d3f7b10e813c2aea1512a40f43a38701558543b2012bdc97fb2d7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"35ced221532d3f7b10e813c2aea1512a40f43a38701558543b2012bdc97fb2d7","first_computed_at":"2026-05-20T00:00:54.944626Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T00:00:54.944626Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0+68WOQCA2DWphWxwOb1ntAKoQRvSQ3myd5rFTwfsjkqvX/GfREd4IyzN2pHLTzCeb1Az8YE7vNylN5G/tV9AQ==","signature_status":"signed_v1","signed_at":"2026-05-20T00:00:54.945225Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.15369","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ce84d439337489fd258e42223ca57ba2a3ad69e41a95f8d3965713bcdcd24548","sha256:cfd572c5858ba2fe5b79d388bc67687acc2b227d7279f99e62c9bfe97d9059f0"],"state_sha256":"57425a826afbb9b022452a752b20394208a1adad53e39415110554cdbe55b0f5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Cm9Tc95ZDDWge1kDjXT/B/CSU6XHDWingSzQyn+Qxmf0MRK1tLttLNcXuJnW7vYOqAe8ejBKe84dRaE/OmH/Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T19:22:43.977674Z","bundle_sha256":"e7d727ddbf434fdeab0a3ec19d4e0fb1dbf42f161c0fe4a97f17e83d81370899"}}