{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:7OANVZMNOOMZKCCBLIN4H63DKH","short_pith_number":"pith:7OANVZMN","canonical_record":{"source":{"id":"2607.19901","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-22T08:35:19Z","cross_cats_sorted":[],"title_canon_sha256":"a37d309089de67a7943b09a8db507c917a681ac2b7f6c8500bfa44fc38b4b0da","abstract_canon_sha256":"f06add47e78013ceda62955297a049cc7b484499e4974b5e3832e85d19dca49f"},"schema_version":"1.0"},"canonical_sha256":"fb80dae58d73999508415a1bc3fb6351fba9eaf51ad5e9900d984a3a49ba00d1","source":{"kind":"arxiv","id":"2607.19901","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.19901","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"arxiv_version","alias_value":"2607.19901v1","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.19901","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"pith_short_12","alias_value":"7OANVZMNOOMZ","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"pith_short_16","alias_value":"7OANVZMNOOMZKCCB","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"pith_short_8","alias_value":"7OANVZMN","created_at":"2026-07-23T01:24:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:7OANVZMNOOMZKCCBLIN4H63DKH","target":"record","payload":{"canonical_record":{"source":{"id":"2607.19901","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-22T08:35:19Z","cross_cats_sorted":[],"title_canon_sha256":"a37d309089de67a7943b09a8db507c917a681ac2b7f6c8500bfa44fc38b4b0da","abstract_canon_sha256":"f06add47e78013ceda62955297a049cc7b484499e4974b5e3832e85d19dca49f"},"schema_version":"1.0"},"canonical_sha256":"fb80dae58d73999508415a1bc3fb6351fba9eaf51ad5e9900d984a3a49ba00d1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-23T01:24:06.620723Z","signature_b64":"5W4pzo5toQUzDxegXZ5I0wrYy1bXC7UcKQKOI2iTdub4cTmcNXlFOjFRmkhqgAtBaDgPkwKfiVzEoqAAECfFBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fb80dae58d73999508415a1bc3fb6351fba9eaf51ad5e9900d984a3a49ba00d1","last_reissued_at":"2026-07-23T01:24:06.619896Z","signature_status":"signed_v1","first_computed_at":"2026-07-23T01:24:06.619896Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.19901","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":"2026-07-23T01:24:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l0QymUlpIr2fplE7y9tJhtE0HzPrwUz3wLhpF+1x3RisoisC22zzEGvq7Ty4V9ppFB+fU5rkMvhnJGj+bAxaAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T15:41:35.458120Z"},"content_sha256":"9498457fb0f3702bfb45de0cd46e77d72199f0e6f224c21bf6851cce0ed2df16","schema_version":"1.0","event_id":"sha256:9498457fb0f3702bfb45de0cd46e77d72199f0e6f224c21bf6851cce0ed2df16"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:7OANVZMNOOMZKCCBLIN4H63DKH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"StrokeSeg2: Stroke Lesion Segmentation in Clinical Research Workflows","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Axel Plessis (EMPENN), CMRRF), Elise Bannier (EMPENN), Florent Leray (EMPENN, Francesca Galassi (EMPENN), MALT), MPR, SED (Rennes)), St\\'ephanie Leplaideur (EMPENN, Youwan Mah\\'e (EMPENN","submitted_at":"2026-07-22T08:35:19Z","abstract_excerpt":"Deep learning frameworks like nnU-Net achieve state-of-theart brain lesion segmentation performance but remain difficult to deploy in clinical research environments due to, among other reasons, software dependencies and computational requirements. We introduce StrokeSeg2, a lightweight, modular, cross-platform C++/Qt framework designed to adapt resource-intensive 3D stroke segmentation pipelines into portable and reproducible applications. To improve compatibility with standard clinical workstations, we investigate the combined effect of architectural compression through knowledge distillation"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.19901","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/2607.19901/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":"2026-07-23T01:24:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZPAzm8Y8yQghUrHblXKoLZSXq9cZQ6SD4bnANXWl6k01iLQuak0Dnn2/13K+gFFM8gLiwxLEsJGp42Ol5TQtBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T15:41:35.458634Z"},"content_sha256":"5f4df956144595954c0a9d47cb2e979c2a99dcc88e1cbe585d7b303dac423fd2","schema_version":"1.0","event_id":"sha256:5f4df956144595954c0a9d47cb2e979c2a99dcc88e1cbe585d7b303dac423fd2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7OANVZMNOOMZKCCBLIN4H63DKH/bundle.json","state_url":"https://pith.science/pith/7OANVZMNOOMZKCCBLIN4H63DKH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7OANVZMNOOMZKCCBLIN4H63DKH/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":"2026-08-05T15:41:35Z","links":{"resolver":"https://pith.science/pith/7OANVZMNOOMZKCCBLIN4H63DKH","bundle":"https://pith.science/pith/7OANVZMNOOMZKCCBLIN4H63DKH/bundle.json","state":"https://pith.science/pith/7OANVZMNOOMZKCCBLIN4H63DKH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7OANVZMNOOMZKCCBLIN4H63DKH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:7OANVZMNOOMZKCCBLIN4H63DKH","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":"f06add47e78013ceda62955297a049cc7b484499e4974b5e3832e85d19dca49f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-22T08:35:19Z","title_canon_sha256":"a37d309089de67a7943b09a8db507c917a681ac2b7f6c8500bfa44fc38b4b0da"},"schema_version":"1.0","source":{"id":"2607.19901","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.19901","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"arxiv_version","alias_value":"2607.19901v1","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.19901","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"pith_short_12","alias_value":"7OANVZMNOOMZ","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"pith_short_16","alias_value":"7OANVZMNOOMZKCCB","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"pith_short_8","alias_value":"7OANVZMN","created_at":"2026-07-23T01:24:06Z"}],"graph_snapshots":[{"event_id":"sha256:5f4df956144595954c0a9d47cb2e979c2a99dcc88e1cbe585d7b303dac423fd2","target":"graph","created_at":"2026-07-23T01:24:06Z","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/2607.19901/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Deep learning frameworks like nnU-Net achieve state-of-theart brain lesion segmentation performance but remain difficult to deploy in clinical research environments due to, among other reasons, software dependencies and computational requirements. We introduce StrokeSeg2, a lightweight, modular, cross-platform C++/Qt framework designed to adapt resource-intensive 3D stroke segmentation pipelines into portable and reproducible applications. To improve compatibility with standard clinical workstations, we investigate the combined effect of architectural compression through knowledge distillation","authors_text":"Axel Plessis (EMPENN), CMRRF), Elise Bannier (EMPENN), Florent Leray (EMPENN, Francesca Galassi (EMPENN), MALT), MPR, SED (Rennes)), St\\'ephanie Leplaideur (EMPENN, Youwan Mah\\'e (EMPENN","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-22T08:35:19Z","title":"StrokeSeg2: Stroke Lesion Segmentation in Clinical Research Workflows"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.19901","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":"sha256:9498457fb0f3702bfb45de0cd46e77d72199f0e6f224c21bf6851cce0ed2df16","target":"record","created_at":"2026-07-23T01:24:06Z","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":"f06add47e78013ceda62955297a049cc7b484499e4974b5e3832e85d19dca49f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-22T08:35:19Z","title_canon_sha256":"a37d309089de67a7943b09a8db507c917a681ac2b7f6c8500bfa44fc38b4b0da"},"schema_version":"1.0","source":{"id":"2607.19901","kind":"arxiv","version":1}},"canonical_sha256":"fb80dae58d73999508415a1bc3fb6351fba9eaf51ad5e9900d984a3a49ba00d1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fb80dae58d73999508415a1bc3fb6351fba9eaf51ad5e9900d984a3a49ba00d1","first_computed_at":"2026-07-23T01:24:06.619896Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-23T01:24:06.619896Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5W4pzo5toQUzDxegXZ5I0wrYy1bXC7UcKQKOI2iTdub4cTmcNXlFOjFRmkhqgAtBaDgPkwKfiVzEoqAAECfFBA==","signature_status":"signed_v1","signed_at":"2026-07-23T01:24:06.620723Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.19901","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9498457fb0f3702bfb45de0cd46e77d72199f0e6f224c21bf6851cce0ed2df16","sha256:5f4df956144595954c0a9d47cb2e979c2a99dcc88e1cbe585d7b303dac423fd2"],"state_sha256":"cf9d41a2adba8dd6f3a60b394ecb7190b648ed2116f47c966b9c5d3e8c83037d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2MZKjoY+AvlUe9/xfdePmVqMUY7vROZ0QHZzLzQgWBz/a1l68N4LdvnTtEb7nrL3mOUmD4wGzedof+sVB8wjAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T15:41:35.462271Z","bundle_sha256":"84e424454ce1734d1f91af259c3a6a990ce4bbcbe2d7d16ddc2439ef9a14bff0"}}