{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:OAH4LT4LYRKUH3FSJLMEJ3UNHB","short_pith_number":"pith:OAH4LT4L","canonical_record":{"source":{"id":"2407.01419","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-07-01T16:09:07Z","cross_cats_sorted":["cs.CV","cs.LG"],"title_canon_sha256":"a30705f7a232014e1e0b5c33ec50363e53a1d86066aa55c96ff8f5a4a83de1ca","abstract_canon_sha256":"5481c0b64a45e4b4845d894dfb910b67a8a4ab5a5cc5330ca8db535e0507b75b"},"schema_version":"1.0"},"canonical_sha256":"700fc5cf8bc45543ecb24ad844ee8d38497250926ee01bd44dc79af3245b176e","source":{"kind":"arxiv","id":"2407.01419","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.01419","created_at":"2026-07-05T08:38:47Z"},{"alias_kind":"arxiv_version","alias_value":"2407.01419v1","created_at":"2026-07-05T08:38:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.01419","created_at":"2026-07-05T08:38:47Z"},{"alias_kind":"pith_short_12","alias_value":"OAH4LT4LYRKU","created_at":"2026-07-05T08:38:47Z"},{"alias_kind":"pith_short_16","alias_value":"OAH4LT4LYRKUH3FS","created_at":"2026-07-05T08:38:47Z"},{"alias_kind":"pith_short_8","alias_value":"OAH4LT4L","created_at":"2026-07-05T08:38:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:OAH4LT4LYRKUH3FSJLMEJ3UNHB","target":"record","payload":{"canonical_record":{"source":{"id":"2407.01419","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-07-01T16:09:07Z","cross_cats_sorted":["cs.CV","cs.LG"],"title_canon_sha256":"a30705f7a232014e1e0b5c33ec50363e53a1d86066aa55c96ff8f5a4a83de1ca","abstract_canon_sha256":"5481c0b64a45e4b4845d894dfb910b67a8a4ab5a5cc5330ca8db535e0507b75b"},"schema_version":"1.0"},"canonical_sha256":"700fc5cf8bc45543ecb24ad844ee8d38497250926ee01bd44dc79af3245b176e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:38:47.713264Z","signature_b64":"XxGxCp/HQdo0S2pMuz3T/5GeSyZNdMsMAfReF5U9g0XLdjnWBbKKQslHPLV0uHjgFVuyiSQjTbfVhPGIv//ZDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"700fc5cf8bc45543ecb24ad844ee8d38497250926ee01bd44dc79af3245b176e","last_reissued_at":"2026-07-05T08:38:47.712700Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:38:47.712700Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.01419","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":"2026-07-05T08:38:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"llYJZP0zYchRE2vXKQ1CNuYHvWRb4UExP46D6a638qnznnXmGSbmlZ1ZE0oyDmEUch6B6wdWeKOFVWiF1dbnCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T07:19:20.626852Z"},"content_sha256":"b05eaebdf1a32ea3cd57d0275270ce93914a293cdb5ab3804ca928f6c7efc5f1","schema_version":"1.0","event_id":"sha256:b05eaebdf1a32ea3cd57d0275270ce93914a293cdb5ab3804ca928f6c7efc5f1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:OAH4LT4LYRKUH3FSJLMEJ3UNHB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Neurovascular Segmentation in sOCT with Deep Learning and Synthetic Training Data","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.CV","cs.LG"],"primary_cat":"eess.IV","authors_text":"Bruce Fischl, Caroline Magnain, Chiara Mauri, Etienne Chollet, Hui Wang, Ya\\\"el Balbastre","submitted_at":"2024-07-01T16:09:07Z","abstract_excerpt":"Microvascular anatomy is known to be involved in various neurological disorders. However, understanding these disorders is hindered by the lack of imaging modalities capable of capturing the comprehensive three-dimensional vascular network structure at microscopic resolution. With a lateral resolution of $<=$20 {\\textmu}m and ability to reconstruct large tissue blocks up to tens of cubic centimeters, serial-section optical coherence tomography (sOCT) is well suited for this task. This method uses intrinsic optical properties to visualize the vessels and therefore does not possess a specific co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.01419","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/2407.01419/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":"2026-07-05T08:38:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5GAwvfh2j9RwFqE1x4ANZJtTiW0l8TOWGRiRDpYJEA4zlWMJTGkQvmti9nf9pidYe5YpBrFiOtn/c1nsln/wAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T07:19:20.627175Z"},"content_sha256":"c7e77542b9f1884a6097d7b4eba461a20826213717d2cf24b230b31436eaee83","schema_version":"1.0","event_id":"sha256:c7e77542b9f1884a6097d7b4eba461a20826213717d2cf24b230b31436eaee83"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OAH4LT4LYRKUH3FSJLMEJ3UNHB/bundle.json","state_url":"https://pith.science/pith/OAH4LT4LYRKUH3FSJLMEJ3UNHB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OAH4LT4LYRKUH3FSJLMEJ3UNHB/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":"2026-08-11T07:19:20Z","links":{"resolver":"https://pith.science/pith/OAH4LT4LYRKUH3FSJLMEJ3UNHB","bundle":"https://pith.science/pith/OAH4LT4LYRKUH3FSJLMEJ3UNHB/bundle.json","state":"https://pith.science/pith/OAH4LT4LYRKUH3FSJLMEJ3UNHB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OAH4LT4LYRKUH3FSJLMEJ3UNHB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:OAH4LT4LYRKUH3FSJLMEJ3UNHB","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":"5481c0b64a45e4b4845d894dfb910b67a8a4ab5a5cc5330ca8db535e0507b75b","cross_cats_sorted":["cs.CV","cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-07-01T16:09:07Z","title_canon_sha256":"a30705f7a232014e1e0b5c33ec50363e53a1d86066aa55c96ff8f5a4a83de1ca"},"schema_version":"1.0","source":{"id":"2407.01419","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.01419","created_at":"2026-07-05T08:38:47Z"},{"alias_kind":"arxiv_version","alias_value":"2407.01419v1","created_at":"2026-07-05T08:38:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.01419","created_at":"2026-07-05T08:38:47Z"},{"alias_kind":"pith_short_12","alias_value":"OAH4LT4LYRKU","created_at":"2026-07-05T08:38:47Z"},{"alias_kind":"pith_short_16","alias_value":"OAH4LT4LYRKUH3FS","created_at":"2026-07-05T08:38:47Z"},{"alias_kind":"pith_short_8","alias_value":"OAH4LT4L","created_at":"2026-07-05T08:38:47Z"}],"graph_snapshots":[{"event_id":"sha256:c7e77542b9f1884a6097d7b4eba461a20826213717d2cf24b230b31436eaee83","target":"graph","created_at":"2026-07-05T08:38:47Z","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/2407.01419/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Microvascular anatomy is known to be involved in various neurological disorders. However, understanding these disorders is hindered by the lack of imaging modalities capable of capturing the comprehensive three-dimensional vascular network structure at microscopic resolution. With a lateral resolution of $<=$20 {\\textmu}m and ability to reconstruct large tissue blocks up to tens of cubic centimeters, serial-section optical coherence tomography (sOCT) is well suited for this task. This method uses intrinsic optical properties to visualize the vessels and therefore does not possess a specific co","authors_text":"Bruce Fischl, Caroline Magnain, Chiara Mauri, Etienne Chollet, Hui Wang, Ya\\\"el Balbastre","cross_cats":["cs.CV","cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-07-01T16:09:07Z","title":"Neurovascular Segmentation in sOCT with Deep Learning and Synthetic Training Data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.01419","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:b05eaebdf1a32ea3cd57d0275270ce93914a293cdb5ab3804ca928f6c7efc5f1","target":"record","created_at":"2026-07-05T08:38:47Z","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":"5481c0b64a45e4b4845d894dfb910b67a8a4ab5a5cc5330ca8db535e0507b75b","cross_cats_sorted":["cs.CV","cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-07-01T16:09:07Z","title_canon_sha256":"a30705f7a232014e1e0b5c33ec50363e53a1d86066aa55c96ff8f5a4a83de1ca"},"schema_version":"1.0","source":{"id":"2407.01419","kind":"arxiv","version":1}},"canonical_sha256":"700fc5cf8bc45543ecb24ad844ee8d38497250926ee01bd44dc79af3245b176e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"700fc5cf8bc45543ecb24ad844ee8d38497250926ee01bd44dc79af3245b176e","first_computed_at":"2026-07-05T08:38:47.712700Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:38:47.712700Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XxGxCp/HQdo0S2pMuz3T/5GeSyZNdMsMAfReF5U9g0XLdjnWBbKKQslHPLV0uHjgFVuyiSQjTbfVhPGIv//ZDw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:38:47.713264Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.01419","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b05eaebdf1a32ea3cd57d0275270ce93914a293cdb5ab3804ca928f6c7efc5f1","sha256:c7e77542b9f1884a6097d7b4eba461a20826213717d2cf24b230b31436eaee83"],"state_sha256":"a1bc0e8af8563e1ce95c00991c25ec9a20b8267cb67f4ea54100c606165d528b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hSeUcfUf5Lk1cHSy+s8cNTuN5mjZz9keqp35ceOwDP2vJpfXtO3DCnxNIz/HIGDE3276VgUsjID+Ewkf3q+EAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T07:19:20.629517Z","bundle_sha256":"144c5621fe6957faf016fbf842637db830aad442f0d5193a8d07348a625485ce"}}