{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:GHR5RSTYDUCNY2WQA76UEC6HLZ","short_pith_number":"pith:GHR5RSTY","canonical_record":{"source":{"id":"2605.16759","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.med-ph","submitted_at":"2026-05-16T02:14:26Z","cross_cats_sorted":[],"title_canon_sha256":"285786130399303c496182a7ff029f9b27eb94efe9382ba0f52971a77024bed4","abstract_canon_sha256":"fb7063361d15566bca4b32653ec969d31b55a043c08e3d5b546f329ba63f8e0b"},"schema_version":"1.0"},"canonical_sha256":"31e3d8ca781d04dc6ad007fd420bc75e59ab4d6d904eafca0665f247237c530b","source":{"kind":"arxiv","id":"2605.16759","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.16759","created_at":"2026-05-20T00:03:20Z"},{"alias_kind":"arxiv_version","alias_value":"2605.16759v1","created_at":"2026-05-20T00:03:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.16759","created_at":"2026-05-20T00:03:20Z"},{"alias_kind":"pith_short_12","alias_value":"GHR5RSTYDUCN","created_at":"2026-05-20T00:03:20Z"},{"alias_kind":"pith_short_16","alias_value":"GHR5RSTYDUCNY2WQ","created_at":"2026-05-20T00:03:20Z"},{"alias_kind":"pith_short_8","alias_value":"GHR5RSTY","created_at":"2026-05-20T00:03:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:GHR5RSTYDUCNY2WQA76UEC6HLZ","target":"record","payload":{"canonical_record":{"source":{"id":"2605.16759","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.med-ph","submitted_at":"2026-05-16T02:14:26Z","cross_cats_sorted":[],"title_canon_sha256":"285786130399303c496182a7ff029f9b27eb94efe9382ba0f52971a77024bed4","abstract_canon_sha256":"fb7063361d15566bca4b32653ec969d31b55a043c08e3d5b546f329ba63f8e0b"},"schema_version":"1.0"},"canonical_sha256":"31e3d8ca781d04dc6ad007fd420bc75e59ab4d6d904eafca0665f247237c530b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T00:03:20.301974Z","signature_b64":"O8dtXTeS+bpPKJ6aMfIIXDM2S+8oi9XtXZ39UhezjupazVNnIlRqp+cTCsntX8wI7kfuiIA9+XYzjst++fGEAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"31e3d8ca781d04dc6ad007fd420bc75e59ab4d6d904eafca0665f247237c530b","last_reissued_at":"2026-05-20T00:03:20.301047Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T00:03:20.301047Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.16759","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":"2026-05-20T00:03:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XJIeAUTH4KYzErXLuaxlz3oZx9Z77Djtqgmk8ShhTcihh8PC/WQ3ISxna0RI3Vv8boiH9QwXodgqpu0S7SuHBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T03:03:39.106379Z"},"content_sha256":"faa8987fc316994ff5d395bf75660f1f01376e7d8ec6a342155b7037a0c26e09","schema_version":"1.0","event_id":"sha256:faa8987fc316994ff5d395bf75660f1f01376e7d8ec6a342155b7037a0c26e09"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:GHR5RSTYDUCNY2WQA76UEC6HLZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Topological structure of radiation-induced DNA damage encodes coupled LET-oxygen signatures","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"The topology of DNA double-strand breaks encodes the identity of the radiation particle, its position in the beam, and the local oxygen tension.","cross_cats":[],"primary_cat":"physics.med-ph","authors_text":"Ramon Jose C. Bagunu, Renato III Fernan Bolo","submitted_at":"2026-05-16T02:14:26Z","abstract_excerpt":"We present the first nuclear-scale persistent homology and Random Forest classification analysis of radiation-induced DNA double-strand break (DSB) topology across the clinical particle therapy range. Using TOPAS-nBio and the Voxel-Aware Oxygen model, we generated 2,450 simulated nuclei across 49 conditions (seven particle configurations, 0.2--70.7~keV/\\textmu{}m; seven oxygen levels, 0.005--21\\%~O$_2$) and extracted a 107-feature matrix across seven modalities. DSB topology encodes particle identity, Spread-Out Bragg Peak (SOBP) position, and oxygen tension in a three-tier hierarchy, with fid"},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"DSB topology encodes particle identity, Spread-Out Bragg Peak (SOBP) position, and oxygen tension in a three-tier hierarchy, with particle identity and SOBP position exactly decodable (balanced accuracy = 1.000) and oxygen-level classification degrading monotonically with LET from 0.517 to 0.189.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"The Voxel-Aware Oxygen model combined with TOPAS-nBio produces DSB topologies whose persistent homology features faithfully reflect biological damage mechanisms across the tested LET and oxygen ranges.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"Simulation study using persistent homology on 2450 nuclei shows DSB topology encodes particle identity, SOBP position, and oxygen tension with balanced accuracies from 1.000 down to 0.189 depending on LET.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"The topology of DNA double-strand breaks encodes the identity of the radiation particle, its position in the beam, and the local oxygen tension.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"2cd9bf7cdda4fe0bfa52a03d2524872cd3379ea314471abf3a6323e44b7b1c01"},"source":{"id":"2605.16759","kind":"arxiv","version":1},"verdict":{"id":"05010f1f-be2f-47bd-8aeb-fc87a9aa8f8b","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-19T19:46:05.625636Z","strongest_claim":"DSB topology encodes particle identity, Spread-Out Bragg Peak (SOBP) position, and oxygen tension in a three-tier hierarchy, with particle identity and SOBP position exactly decodable (balanced accuracy = 1.000) and oxygen-level classification degrading monotonically with LET from 0.517 to 0.189.","one_line_summary":"Simulation study using persistent homology on 2450 nuclei shows DSB topology encodes particle identity, SOBP position, and oxygen tension with balanced accuracies from 1.000 down to 0.189 depending on LET.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"The Voxel-Aware Oxygen model combined with TOPAS-nBio produces DSB topologies whose persistent homology features faithfully reflect biological damage mechanisms across the tested LET and oxygen ranges.","pith_extraction_headline":"The topology of DNA double-strand breaks encodes the identity of the radiation particle, its position in the beam, and the local oxygen tension."},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2605.16759/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"doi_title_agreement","ran_at":"2026-05-19T20:01:19.098596Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"doi_compliance","ran_at":"2026-05-19T19:50:54.884179Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"claim_evidence","ran_at":"2026-05-19T19:01:56.320399Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"ai_meta_artifact","ran_at":"2026-05-19T18:33:26.452278Z","status":"skipped","version":"1.0.0","findings_count":0}],"snapshot_sha256":"0048b2146c513f2910887f602ea735ea6c39102a3e067e7fa2926d43c492e048"},"references":{"count":39,"sample":[{"doi":"","year":2024,"title":"Cucinotta, Francis A. , title =. International Journal of Molecular Sciences , volume =. 2024 , doi =","work_id":"131243ff-2341-44c0-8508-1825449d7c44","ref_index":1,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2023,"title":"Cancers , volume =","work_id":"f5ffcf6e-f96a-4029-9064-f56ae7fe7e76","ref_index":2,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2015,"title":"Tinganelli, W. and Durante, M. and Hirayama, R. and Kr. Kill-painting of hypoxic tumours in charged particle therapy , journal =. 2015 , doi =","work_id":"4d8abc7b-a789-44de-8f86-52bcd6e81d96","ref_index":3,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2014,"title":"Acta Oncologica , volume =","work_id":"1d2501f3-f375-49dd-9f70-495167123edc","ref_index":4,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":1956,"title":"Nature , volume =","work_id":"26979da0-0f1f-4df3-98d1-eb4a4da9d9a3","ref_index":5,"cited_arxiv_id":"","is_internal_anchor":false}],"resolved_work":39,"snapshot_sha256":"bcd3efef7b5aef973f8841a2dbd256dfc1df308fc0c00e2d707ed1b547d101a5","internal_anchors":0},"formal_canon":{"evidence_count":1,"snapshot_sha256":"d5b1597fb5bff66c6e85018d98b7a9f5ffb03b0e42f62bed57b5af36f93c3077"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":"05010f1f-be2f-47bd-8aeb-fc87a9aa8f8b"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-20T00:03:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UVU8SmoU5/xxBhrS/ipeBXDvyqUusNSMu4NFRdskWcQT74EMsGEnvxdTty1EwxPzaZy0tLfEmmaOK4z02fPLBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T03:03:39.107030Z"},"content_sha256":"203e7415ad3b489417dcf462c436336b8da263cf179955752563e1d226d9846c","schema_version":"1.0","event_id":"sha256:203e7415ad3b489417dcf462c436336b8da263cf179955752563e1d226d9846c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GHR5RSTYDUCNY2WQA76UEC6HLZ/bundle.json","state_url":"https://pith.science/pith/GHR5RSTYDUCNY2WQA76UEC6HLZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GHR5RSTYDUCNY2WQA76UEC6HLZ/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":"2026-05-27T03:03:39Z","links":{"resolver":"https://pith.science/pith/GHR5RSTYDUCNY2WQA76UEC6HLZ","bundle":"https://pith.science/pith/GHR5RSTYDUCNY2WQA76UEC6HLZ/bundle.json","state":"https://pith.science/pith/GHR5RSTYDUCNY2WQA76UEC6HLZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GHR5RSTYDUCNY2WQA76UEC6HLZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:GHR5RSTYDUCNY2WQA76UEC6HLZ","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":"fb7063361d15566bca4b32653ec969d31b55a043c08e3d5b546f329ba63f8e0b","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.med-ph","submitted_at":"2026-05-16T02:14:26Z","title_canon_sha256":"285786130399303c496182a7ff029f9b27eb94efe9382ba0f52971a77024bed4"},"schema_version":"1.0","source":{"id":"2605.16759","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.16759","created_at":"2026-05-20T00:03:20Z"},{"alias_kind":"arxiv_version","alias_value":"2605.16759v1","created_at":"2026-05-20T00:03:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.16759","created_at":"2026-05-20T00:03:20Z"},{"alias_kind":"pith_short_12","alias_value":"GHR5RSTYDUCN","created_at":"2026-05-20T00:03:20Z"},{"alias_kind":"pith_short_16","alias_value":"GHR5RSTYDUCNY2WQ","created_at":"2026-05-20T00:03:20Z"},{"alias_kind":"pith_short_8","alias_value":"GHR5RSTY","created_at":"2026-05-20T00:03:20Z"}],"graph_snapshots":[{"event_id":"sha256:203e7415ad3b489417dcf462c436336b8da263cf179955752563e1d226d9846c","target":"graph","created_at":"2026-05-20T00:03:20Z","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":"DSB topology encodes particle identity, Spread-Out Bragg Peak (SOBP) position, and oxygen tension in a three-tier hierarchy, with particle identity and SOBP position exactly decodable (balanced accuracy = 1.000) and oxygen-level classification degrading monotonically with LET from 0.517 to 0.189."},{"attestation":"unclaimed","claim_id":"C2","kind":"weakest_assumption","source":"verdict.weakest_assumption","status":"machine_extracted","text":"The Voxel-Aware Oxygen model combined with TOPAS-nBio produces DSB topologies whose persistent homology features faithfully reflect biological damage mechanisms across the tested LET and oxygen ranges."},{"attestation":"unclaimed","claim_id":"C3","kind":"one_line_summary","source":"verdict.one_line_summary","status":"machine_extracted","text":"Simulation study using persistent homology on 2450 nuclei shows DSB topology encodes particle identity, SOBP position, and oxygen tension with balanced accuracies from 1.000 down to 0.189 depending on LET."},{"attestation":"unclaimed","claim_id":"C4","kind":"headline","source":"verdict.pith_extraction.headline","status":"machine_extracted","text":"The topology of DNA double-strand breaks encodes the identity of the radiation particle, its position in the beam, and the local oxygen tension."}],"snapshot_sha256":"2cd9bf7cdda4fe0bfa52a03d2524872cd3379ea314471abf3a6323e44b7b1c01"},"formal_canon":{"evidence_count":1,"snapshot_sha256":"d5b1597fb5bff66c6e85018d98b7a9f5ffb03b0e42f62bed57b5af36f93c3077"},"integrity":{"available":true,"clean":true,"detectors_run":[{"findings_count":0,"name":"doi_title_agreement","ran_at":"2026-05-19T20:01:19.098596Z","status":"completed","version":"1.0.0"},{"findings_count":0,"name":"doi_compliance","ran_at":"2026-05-19T19:50:54.884179Z","status":"completed","version":"1.0.0"},{"findings_count":0,"name":"claim_evidence","ran_at":"2026-05-19T19:01:56.320399Z","status":"completed","version":"1.0.0"},{"findings_count":0,"name":"ai_meta_artifact","ran_at":"2026-05-19T18:33:26.452278Z","status":"skipped","version":"1.0.0"}],"endpoint":"/pith/2605.16759/integrity.json","findings":[],"snapshot_sha256":"0048b2146c513f2910887f602ea735ea6c39102a3e067e7fa2926d43c492e048","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present the first nuclear-scale persistent homology and Random Forest classification analysis of radiation-induced DNA double-strand break (DSB) topology across the clinical particle therapy range. Using TOPAS-nBio and the Voxel-Aware Oxygen model, we generated 2,450 simulated nuclei across 49 conditions (seven particle configurations, 0.2--70.7~keV/\\textmu{}m; seven oxygen levels, 0.005--21\\%~O$_2$) and extracted a 107-feature matrix across seven modalities. DSB topology encodes particle identity, Spread-Out Bragg Peak (SOBP) position, and oxygen tension in a three-tier hierarchy, with fid","authors_text":"Ramon Jose C. Bagunu, Renato III Fernan Bolo","cross_cats":[],"headline":"The topology of DNA double-strand breaks encodes the identity of the radiation particle, its position in the beam, and the local oxygen tension.","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.med-ph","submitted_at":"2026-05-16T02:14:26Z","title":"Topological structure of radiation-induced DNA damage encodes coupled LET-oxygen signatures"},"references":{"count":39,"internal_anchors":0,"resolved_work":39,"sample":[{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":1,"title":"Cucinotta, Francis A. , title =. International Journal of Molecular Sciences , volume =. 2024 , doi =","work_id":"131243ff-2341-44c0-8508-1825449d7c44","year":2024},{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":2,"title":"Cancers , volume =","work_id":"f5ffcf6e-f96a-4029-9064-f56ae7fe7e76","year":2023},{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":3,"title":"Tinganelli, W. and Durante, M. and Hirayama, R. and Kr. Kill-painting of hypoxic tumours in charged particle therapy , journal =. 2015 , doi =","work_id":"4d8abc7b-a789-44de-8f86-52bcd6e81d96","year":2015},{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":4,"title":"Acta Oncologica , volume =","work_id":"1d2501f3-f375-49dd-9f70-495167123edc","year":2014},{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":5,"title":"Nature , volume =","work_id":"26979da0-0f1f-4df3-98d1-eb4a4da9d9a3","year":1956}],"snapshot_sha256":"bcd3efef7b5aef973f8841a2dbd256dfc1df308fc0c00e2d707ed1b547d101a5"},"source":{"id":"2605.16759","kind":"arxiv","version":1},"verdict":{"created_at":"2026-05-19T19:46:05.625636Z","id":"05010f1f-be2f-47bd-8aeb-fc87a9aa8f8b","model_set":{"reader":"grok-4.3"},"one_line_summary":"Simulation study using persistent homology on 2450 nuclei shows DSB topology encodes particle identity, SOBP position, and oxygen tension with balanced accuracies from 1.000 down to 0.189 depending on LET.","pipeline_version":"pith-pipeline@v0.9.0","pith_extraction_headline":"The topology of DNA double-strand breaks encodes the identity of the radiation particle, its position in the beam, and the local oxygen tension.","strongest_claim":"DSB topology encodes particle identity, Spread-Out Bragg Peak (SOBP) position, and oxygen tension in a three-tier hierarchy, with particle identity and SOBP position exactly decodable (balanced accuracy = 1.000) and oxygen-level classification degrading monotonically with LET from 0.517 to 0.189.","weakest_assumption":"The Voxel-Aware Oxygen model combined with TOPAS-nBio produces DSB topologies whose persistent homology features faithfully reflect biological damage mechanisms across the tested LET and oxygen ranges."}},"verdict_id":"05010f1f-be2f-47bd-8aeb-fc87a9aa8f8b"}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:faa8987fc316994ff5d395bf75660f1f01376e7d8ec6a342155b7037a0c26e09","target":"record","created_at":"2026-05-20T00:03:20Z","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":"fb7063361d15566bca4b32653ec969d31b55a043c08e3d5b546f329ba63f8e0b","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.med-ph","submitted_at":"2026-05-16T02:14:26Z","title_canon_sha256":"285786130399303c496182a7ff029f9b27eb94efe9382ba0f52971a77024bed4"},"schema_version":"1.0","source":{"id":"2605.16759","kind":"arxiv","version":1}},"canonical_sha256":"31e3d8ca781d04dc6ad007fd420bc75e59ab4d6d904eafca0665f247237c530b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"31e3d8ca781d04dc6ad007fd420bc75e59ab4d6d904eafca0665f247237c530b","first_computed_at":"2026-05-20T00:03:20.301047Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T00:03:20.301047Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"O8dtXTeS+bpPKJ6aMfIIXDM2S+8oi9XtXZ39UhezjupazVNnIlRqp+cTCsntX8wI7kfuiIA9+XYzjst++fGEAw==","signature_status":"signed_v1","signed_at":"2026-05-20T00:03:20.301974Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.16759","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:faa8987fc316994ff5d395bf75660f1f01376e7d8ec6a342155b7037a0c26e09","sha256:203e7415ad3b489417dcf462c436336b8da263cf179955752563e1d226d9846c"],"state_sha256":"871c6596f04762d85e9e7ceffa275e23b0695867d11a2564d5f6fcb17987524b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iCeqMVs5eDY3hS8jDXu1AGkYg/0a8bGquo79rumDWt7yoQjiR1IL1XxfBBb/DrOcTUwvmEqQ040/rGt5izswBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T03:03:39.110695Z","bundle_sha256":"f856905c32228e0c8f6e6438b7da16650c0d5f85eb454e5ee71d6f92a101150f"}}