{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:P5OGV22O7QFV3PPEIEJEBTDZTV","short_pith_number":"pith:P5OGV22O","canonical_record":{"source":{"id":"2509.03614","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-09-03T18:08:11Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"21eb02173aa852cf4dcb002c8d3409d6ccbd11f9a6273109520d052c437aaf16","abstract_canon_sha256":"d9f07123f3339ec24a20506ea6829fc5b081f68c3b90b0d2ca59f1778d183163"},"schema_version":"1.0"},"canonical_sha256":"7f5c6aeb4efc0b5dbde4411240cc799d539b4ac02fae538d8091c1c1ce770b42","source":{"kind":"arxiv","id":"2509.03614","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.03614","created_at":"2026-07-05T12:05:22Z"},{"alias_kind":"arxiv_version","alias_value":"2509.03614v1","created_at":"2026-07-05T12:05:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.03614","created_at":"2026-07-05T12:05:22Z"},{"alias_kind":"pith_short_12","alias_value":"P5OGV22O7QFV","created_at":"2026-07-05T12:05:22Z"},{"alias_kind":"pith_short_16","alias_value":"P5OGV22O7QFV3PPE","created_at":"2026-07-05T12:05:22Z"},{"alias_kind":"pith_short_8","alias_value":"P5OGV22O","created_at":"2026-07-05T12:05:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:P5OGV22O7QFV3PPEIEJEBTDZTV","target":"record","payload":{"canonical_record":{"source":{"id":"2509.03614","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-09-03T18:08:11Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"21eb02173aa852cf4dcb002c8d3409d6ccbd11f9a6273109520d052c437aaf16","abstract_canon_sha256":"d9f07123f3339ec24a20506ea6829fc5b081f68c3b90b0d2ca59f1778d183163"},"schema_version":"1.0"},"canonical_sha256":"7f5c6aeb4efc0b5dbde4411240cc799d539b4ac02fae538d8091c1c1ce770b42","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:05:22.509217Z","signature_b64":"/IyOVFlYokn1s6AUUZlDl7YrzeIbU/ZwIG1CHHMTLa3cy4SLjPScXyRivdcv2WLwsBStLgSKNDil+Oi5bDrGBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7f5c6aeb4efc0b5dbde4411240cc799d539b4ac02fae538d8091c1c1ce770b42","last_reissued_at":"2026-07-05T12:05:22.508731Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:05:22.508731Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2509.03614","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":"2026-07-05T12:05:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aVOBUOrn+7FhDJ2eBbZLTCt3VOas4+lpJRQhTl72oTnaonD1asq15Gt5sNZqzVJqn9q1hY2VEnhhLA7reGx9Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T01:44:05.029323Z"},"content_sha256":"55f70416b373e8937b4f537dc699c71b80a1baa0dfada5fb34ae0a186b2fec01","schema_version":"1.0","event_id":"sha256:55f70416b373e8937b4f537dc699c71b80a1baa0dfada5fb34ae0a186b2fec01"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:P5OGV22O7QFV3PPEIEJEBTDZTV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Teacher-Student Model for Detecting and Classifying Mitosis in the MIDOG 2025 Challenge","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CV","authors_text":"Abubakr Shafique, Amanda Dy, April Khademi, Dimitrios Androutsos, Seungho Choe, Susan Done, Xiaoli Qin","submitted_at":"2025-09-03T18:08:11Z","abstract_excerpt":"Counting mitotic figures is time-intensive for pathologists and leads to inter-observer variability. Artificial intelligence (AI) promises a solution by automatically detecting mitotic figures while maintaining decision consistency. However, AI tools are susceptible to domain shift, where a significant drop in performance can occur due to differences in the training and testing sets, including morphological diversity between organs, species, and variations in staining protocols. Furthermore, the number of mitoses is much less than the count of normal nuclei, which introduces severely imbalance"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.03614","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/2509.03614/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":"2026-07-05T12:05:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/Ezz941JPIlVKDojttGtMb0aQ2XwMNdveEWWn6Lhb9OdC1t3FEavPrRoXDYMLQBhoVsTBjqPHKVUHSpPhUHXDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T01:44:05.029823Z"},"content_sha256":"4539ad34bfa4906504745c489a5233dc6cdebf6acca23882b4c04d00a66dcee5","schema_version":"1.0","event_id":"sha256:4539ad34bfa4906504745c489a5233dc6cdebf6acca23882b4c04d00a66dcee5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/P5OGV22O7QFV3PPEIEJEBTDZTV/bundle.json","state_url":"https://pith.science/pith/P5OGV22O7QFV3PPEIEJEBTDZTV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/P5OGV22O7QFV3PPEIEJEBTDZTV/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":"2026-08-10T01:44:05Z","links":{"resolver":"https://pith.science/pith/P5OGV22O7QFV3PPEIEJEBTDZTV","bundle":"https://pith.science/pith/P5OGV22O7QFV3PPEIEJEBTDZTV/bundle.json","state":"https://pith.science/pith/P5OGV22O7QFV3PPEIEJEBTDZTV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/P5OGV22O7QFV3PPEIEJEBTDZTV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:P5OGV22O7QFV3PPEIEJEBTDZTV","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":"d9f07123f3339ec24a20506ea6829fc5b081f68c3b90b0d2ca59f1778d183163","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-09-03T18:08:11Z","title_canon_sha256":"21eb02173aa852cf4dcb002c8d3409d6ccbd11f9a6273109520d052c437aaf16"},"schema_version":"1.0","source":{"id":"2509.03614","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.03614","created_at":"2026-07-05T12:05:22Z"},{"alias_kind":"arxiv_version","alias_value":"2509.03614v1","created_at":"2026-07-05T12:05:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.03614","created_at":"2026-07-05T12:05:22Z"},{"alias_kind":"pith_short_12","alias_value":"P5OGV22O7QFV","created_at":"2026-07-05T12:05:22Z"},{"alias_kind":"pith_short_16","alias_value":"P5OGV22O7QFV3PPE","created_at":"2026-07-05T12:05:22Z"},{"alias_kind":"pith_short_8","alias_value":"P5OGV22O","created_at":"2026-07-05T12:05:22Z"}],"graph_snapshots":[{"event_id":"sha256:4539ad34bfa4906504745c489a5233dc6cdebf6acca23882b4c04d00a66dcee5","target":"graph","created_at":"2026-07-05T12:05:22Z","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/2509.03614/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Counting mitotic figures is time-intensive for pathologists and leads to inter-observer variability. Artificial intelligence (AI) promises a solution by automatically detecting mitotic figures while maintaining decision consistency. However, AI tools are susceptible to domain shift, where a significant drop in performance can occur due to differences in the training and testing sets, including morphological diversity between organs, species, and variations in staining protocols. Furthermore, the number of mitoses is much less than the count of normal nuclei, which introduces severely imbalance","authors_text":"Abubakr Shafique, Amanda Dy, April Khademi, Dimitrios Androutsos, Seungho Choe, Susan Done, Xiaoli Qin","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-09-03T18:08:11Z","title":"Teacher-Student Model for Detecting and Classifying Mitosis in the MIDOG 2025 Challenge"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.03614","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":"sha256:55f70416b373e8937b4f537dc699c71b80a1baa0dfada5fb34ae0a186b2fec01","target":"record","created_at":"2026-07-05T12:05:22Z","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":"d9f07123f3339ec24a20506ea6829fc5b081f68c3b90b0d2ca59f1778d183163","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-09-03T18:08:11Z","title_canon_sha256":"21eb02173aa852cf4dcb002c8d3409d6ccbd11f9a6273109520d052c437aaf16"},"schema_version":"1.0","source":{"id":"2509.03614","kind":"arxiv","version":1}},"canonical_sha256":"7f5c6aeb4efc0b5dbde4411240cc799d539b4ac02fae538d8091c1c1ce770b42","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7f5c6aeb4efc0b5dbde4411240cc799d539b4ac02fae538d8091c1c1ce770b42","first_computed_at":"2026-07-05T12:05:22.508731Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:05:22.508731Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/IyOVFlYokn1s6AUUZlDl7YrzeIbU/ZwIG1CHHMTLa3cy4SLjPScXyRivdcv2WLwsBStLgSKNDil+Oi5bDrGBA==","signature_status":"signed_v1","signed_at":"2026-07-05T12:05:22.509217Z","signed_message":"canonical_sha256_bytes"},"source_id":"2509.03614","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:55f70416b373e8937b4f537dc699c71b80a1baa0dfada5fb34ae0a186b2fec01","sha256:4539ad34bfa4906504745c489a5233dc6cdebf6acca23882b4c04d00a66dcee5"],"state_sha256":"590e274f6cfd5a23fb71e822304ccb331880ccba4269f972e03c69f6a5cbe419"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JSni2AARVgp6s1upe5Dl/nxdFQlq1+/AOGEQ5hl2SWnD9TzdtoGRC4c/zyT4eYXjZtU+C3CK9Offo29LNxPGCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T01:44:05.034694Z","bundle_sha256":"688f5144089dad014375071198c4444af11eedf3b8eb5b41e135aa844288c03c"}}