{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:GDCFCD6QEI4Q6TPD3KNZ3LJ73Z","short_pith_number":"pith:GDCFCD6Q","canonical_record":{"source":{"id":"2508.11721","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-08-15T01:17:52Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"d857f7c0d0edc1a1707bd8978c38ee0106f39ee245e5353045df715dcaeddeb1","abstract_canon_sha256":"40f82c590ddba2556c4c2d71928dc95ea781030965b86c667c150e087aa7a50e"},"schema_version":"1.0"},"canonical_sha256":"30c4510fd022390f4de3da9b9dad3fde5750b12e966e4c59ce77203a4bb862d2","source":{"kind":"arxiv","id":"2508.11721","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.11721","created_at":"2026-07-05T11:54:53Z"},{"alias_kind":"arxiv_version","alias_value":"2508.11721v1","created_at":"2026-07-05T11:54:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.11721","created_at":"2026-07-05T11:54:53Z"},{"alias_kind":"pith_short_12","alias_value":"GDCFCD6QEI4Q","created_at":"2026-07-05T11:54:53Z"},{"alias_kind":"pith_short_16","alias_value":"GDCFCD6QEI4Q6TPD","created_at":"2026-07-05T11:54:53Z"},{"alias_kind":"pith_short_8","alias_value":"GDCFCD6Q","created_at":"2026-07-05T11:54:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:GDCFCD6QEI4Q6TPD3KNZ3LJ73Z","target":"record","payload":{"canonical_record":{"source":{"id":"2508.11721","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-08-15T01:17:52Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"d857f7c0d0edc1a1707bd8978c38ee0106f39ee245e5353045df715dcaeddeb1","abstract_canon_sha256":"40f82c590ddba2556c4c2d71928dc95ea781030965b86c667c150e087aa7a50e"},"schema_version":"1.0"},"canonical_sha256":"30c4510fd022390f4de3da9b9dad3fde5750b12e966e4c59ce77203a4bb862d2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:54:53.094965Z","signature_b64":"T7BKkHvmnjWOoocZYbOyN/3Tzd4c0YUXmyMHzUwvtqRdwABzIvLR94vQENQHsaWvgfoqdg75x3u8vdBurQdxDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"30c4510fd022390f4de3da9b9dad3fde5750b12e966e4c59ce77203a4bb862d2","last_reissued_at":"2026-07-05T11:54:53.094500Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:54:53.094500Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.11721","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":"2026-07-05T11:54:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R5tVHr+ibUf/9XVeQkGldMqVebWK+R/8VXN9x/ILFloCtfodL8WOTG3kFMBugY0vbVjHRuNyhhTq+4ElQ/9rDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T20:41:06.250363Z"},"content_sha256":"5d0be4d7460ce7488f3c4f627aa31476d2607cfd806488d816eb25e51b1c4ab7","schema_version":"1.0","event_id":"sha256:5d0be4d7460ce7488f3c4f627aa31476d2607cfd806488d816eb25e51b1c4ab7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:GDCFCD6QEI4Q6TPD3KNZ3LJ73Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"FusionFM: Fusing Eye-specific Foundational Models for Optimized Ophthalmic Diagnosis","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CV","authors_text":"Ching-Yu Cheng, Gabor M. Somfai, Haoyu Chen, Huazhu Fu, Jocelyn Hui Lin Goh, Ke Zou, Meng Wang, Pearse A. Keane, Rui Santos, Sahana Srinivasan, Samantha Min Er Yew, Tian LIN, Yih Chung Tham, Yukun Zhou","submitted_at":"2025-08-15T01:17:52Z","abstract_excerpt":"Foundation models (FMs) have shown great promise in medical image analysis by improving generalization across diverse downstream tasks. In ophthalmology, several FMs have recently emerged, but there is still no clear answer to fundamental questions: Which FM performs the best? Are they equally good across different tasks? What if we combine all FMs together? To our knowledge, this is the first study to systematically evaluate both single and fused ophthalmic FMs. To address these questions, we propose FusionFM, a comprehensive evaluation suite, along with two fusion approaches to integrate dif"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.11721","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/2508.11721/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":"2026-07-05T11:54:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lMsDK7PO65OqNSvd4SP+WVlQDkro2plOO9qZlFcpaP55TMQwUA9B8F2Fe12a6sVrz5tFChO2HAE67+8wj1NmAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T20:41:06.250878Z"},"content_sha256":"740172773f6085a7f3d87995d0a1d72f55d2f6421a0c45c65abc0e644d519f6d","schema_version":"1.0","event_id":"sha256:740172773f6085a7f3d87995d0a1d72f55d2f6421a0c45c65abc0e644d519f6d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GDCFCD6QEI4Q6TPD3KNZ3LJ73Z/bundle.json","state_url":"https://pith.science/pith/GDCFCD6QEI4Q6TPD3KNZ3LJ73Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GDCFCD6QEI4Q6TPD3KNZ3LJ73Z/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":"2026-08-04T20:41:06Z","links":{"resolver":"https://pith.science/pith/GDCFCD6QEI4Q6TPD3KNZ3LJ73Z","bundle":"https://pith.science/pith/GDCFCD6QEI4Q6TPD3KNZ3LJ73Z/bundle.json","state":"https://pith.science/pith/GDCFCD6QEI4Q6TPD3KNZ3LJ73Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GDCFCD6QEI4Q6TPD3KNZ3LJ73Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:GDCFCD6QEI4Q6TPD3KNZ3LJ73Z","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":"40f82c590ddba2556c4c2d71928dc95ea781030965b86c667c150e087aa7a50e","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-08-15T01:17:52Z","title_canon_sha256":"d857f7c0d0edc1a1707bd8978c38ee0106f39ee245e5353045df715dcaeddeb1"},"schema_version":"1.0","source":{"id":"2508.11721","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.11721","created_at":"2026-07-05T11:54:53Z"},{"alias_kind":"arxiv_version","alias_value":"2508.11721v1","created_at":"2026-07-05T11:54:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.11721","created_at":"2026-07-05T11:54:53Z"},{"alias_kind":"pith_short_12","alias_value":"GDCFCD6QEI4Q","created_at":"2026-07-05T11:54:53Z"},{"alias_kind":"pith_short_16","alias_value":"GDCFCD6QEI4Q6TPD","created_at":"2026-07-05T11:54:53Z"},{"alias_kind":"pith_short_8","alias_value":"GDCFCD6Q","created_at":"2026-07-05T11:54:53Z"}],"graph_snapshots":[{"event_id":"sha256:740172773f6085a7f3d87995d0a1d72f55d2f6421a0c45c65abc0e644d519f6d","target":"graph","created_at":"2026-07-05T11:54:53Z","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/2508.11721/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Foundation models (FMs) have shown great promise in medical image analysis by improving generalization across diverse downstream tasks. In ophthalmology, several FMs have recently emerged, but there is still no clear answer to fundamental questions: Which FM performs the best? Are they equally good across different tasks? What if we combine all FMs together? To our knowledge, this is the first study to systematically evaluate both single and fused ophthalmic FMs. To address these questions, we propose FusionFM, a comprehensive evaluation suite, along with two fusion approaches to integrate dif","authors_text":"Ching-Yu Cheng, Gabor M. Somfai, Haoyu Chen, Huazhu Fu, Jocelyn Hui Lin Goh, Ke Zou, Meng Wang, Pearse A. Keane, Rui Santos, Sahana Srinivasan, Samantha Min Er Yew, Tian LIN, Yih Chung Tham, Yukun Zhou","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-08-15T01:17:52Z","title":"FusionFM: Fusing Eye-specific Foundational Models for Optimized Ophthalmic Diagnosis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.11721","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":"sha256:5d0be4d7460ce7488f3c4f627aa31476d2607cfd806488d816eb25e51b1c4ab7","target":"record","created_at":"2026-07-05T11:54:53Z","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":"40f82c590ddba2556c4c2d71928dc95ea781030965b86c667c150e087aa7a50e","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-08-15T01:17:52Z","title_canon_sha256":"d857f7c0d0edc1a1707bd8978c38ee0106f39ee245e5353045df715dcaeddeb1"},"schema_version":"1.0","source":{"id":"2508.11721","kind":"arxiv","version":1}},"canonical_sha256":"30c4510fd022390f4de3da9b9dad3fde5750b12e966e4c59ce77203a4bb862d2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"30c4510fd022390f4de3da9b9dad3fde5750b12e966e4c59ce77203a4bb862d2","first_computed_at":"2026-07-05T11:54:53.094500Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:54:53.094500Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"T7BKkHvmnjWOoocZYbOyN/3Tzd4c0YUXmyMHzUwvtqRdwABzIvLR94vQENQHsaWvgfoqdg75x3u8vdBurQdxDA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:54:53.094965Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.11721","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5d0be4d7460ce7488f3c4f627aa31476d2607cfd806488d816eb25e51b1c4ab7","sha256:740172773f6085a7f3d87995d0a1d72f55d2f6421a0c45c65abc0e644d519f6d"],"state_sha256":"008500cc19f7e6ae44d91c49c28acdc629516e6fee2ab2cc8c4ae18459b50a3a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ltOZkNRlka+kyTFtLN25tnGJk2+Uz33xTi4B3Bcyw0wJ8RIAraGHvBNkizBxBSRY3Fngm8HyFoKugRtL8adnCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T20:41:06.254746Z","bundle_sha256":"bd94b2af83f21c8e2a8362dc308eea059c700b29bc88ac9ade98bab0d22363e6"}}