{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:QU7AWHWVZPO5EW2K3DU5NWPAWM","short_pith_number":"pith:QU7AWHWV","canonical_record":{"source":{"id":"2608.04885","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-08-05T14:09:55Z","cross_cats_sorted":["cs.CL"],"title_canon_sha256":"0c5a500c87ed7962d54bda389ff60e29fe23d4c88746739c4ad115cefd5235a2","abstract_canon_sha256":"957b5bcaa2413bde8720e2436a6eb52fab7af7cfc93504b97b2059b3661f4fbc"},"schema_version":"1.0"},"canonical_sha256":"853e0b1ed5cbddd25b4ad8e9d6d9e0b3042c443b5667ab98b7038aabaef5f034","source":{"kind":"arxiv","id":"2608.04885","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.04885","created_at":"2026-08-06T01:47:27Z"},{"alias_kind":"arxiv_version","alias_value":"2608.04885v1","created_at":"2026-08-06T01:47:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.04885","created_at":"2026-08-06T01:47:27Z"},{"alias_kind":"pith_short_12","alias_value":"QU7AWHWVZPO5","created_at":"2026-08-06T01:47:27Z"},{"alias_kind":"pith_short_16","alias_value":"QU7AWHWVZPO5EW2K","created_at":"2026-08-06T01:47:27Z"},{"alias_kind":"pith_short_8","alias_value":"QU7AWHWV","created_at":"2026-08-06T01:47:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:QU7AWHWVZPO5EW2K3DU5NWPAWM","target":"record","payload":{"canonical_record":{"source":{"id":"2608.04885","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-08-05T14:09:55Z","cross_cats_sorted":["cs.CL"],"title_canon_sha256":"0c5a500c87ed7962d54bda389ff60e29fe23d4c88746739c4ad115cefd5235a2","abstract_canon_sha256":"957b5bcaa2413bde8720e2436a6eb52fab7af7cfc93504b97b2059b3661f4fbc"},"schema_version":"1.0"},"canonical_sha256":"853e0b1ed5cbddd25b4ad8e9d6d9e0b3042c443b5667ab98b7038aabaef5f034","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-06T01:47:27.445083Z","signature_b64":"/xP6qjksoWumbLPv5TkN4+OIPeRMSwb5Q8TQW0b8w8zupwldoDGfc66v1bjY7cqFwo1UWRmsFVoQKQxRKZdMDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"853e0b1ed5cbddd25b4ad8e9d6d9e0b3042c443b5667ab98b7038aabaef5f034","last_reissued_at":"2026-08-06T01:47:27.443652Z","signature_status":"signed_v1","first_computed_at":"2026-08-06T01:47:27.443652Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2608.04885","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":"2026-08-06T01:47:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lzCi9izhn0mjTrQyXMGdW7mSs8p6mpnXBNhNqhvVMOx7jfXzps6nxLdALtm3wu2+xfU9Iq2fidoqFGrpsHosDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T16:23:25.769131Z"},"content_sha256":"c4bc1718d514739e5709bc02dcacaeeb4f26e34cb676f0c8ae1cf7e1df6f028d","schema_version":"1.0","event_id":"sha256:c4bc1718d514739e5709bc02dcacaeeb4f26e34cb676f0c8ae1cf7e1df6f028d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:QU7AWHWVZPO5EW2K3DU5NWPAWM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Evaluating the Diagnostic Robustness of Vision-Language Models Under Visual and Textual Perturbations","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.CL"],"primary_cat":"cs.CV","authors_text":"Ali Khoramfar, Alireza Mohamadian, Heshaam Faili, Mohammad Javad Dousti","submitted_at":"2026-08-05T14:09:55Z","abstract_excerpt":"Standard accuracy metrics for VLMs often mask significant reliability failures in sensitive domains. In this work, we utilize a histopathology-validated brain MRI dataset to systematically assess the diagnostic robustness of four VLM families under evidence-preserving perturbations. By reordering anatomical slices and swapping target label positions, we evaluate whether models maintain consistent predictions when clinical evidence remains invariant. Our results reveal significant vulnerabilities in presentation-order stability, with models exhibiting prediction flips in up to 48.9% of cases un"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.04885","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/2608.04885/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":"2026-08-06T01:47:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XwnB01wbbsl7JerXVRpwmj7aDyMuimIaCFcPBQw26qNWor+mYlK2JEef7CQzzV6O71AtBBLjZKn9P8bk5jTICg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T16:23:25.769718Z"},"content_sha256":"e141f71b41037761f8e3d9e5a4090f5e3c71bbb86a7b56bd390629ecf2502449","schema_version":"1.0","event_id":"sha256:e141f71b41037761f8e3d9e5a4090f5e3c71bbb86a7b56bd390629ecf2502449"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QU7AWHWVZPO5EW2K3DU5NWPAWM/bundle.json","state_url":"https://pith.science/pith/QU7AWHWVZPO5EW2K3DU5NWPAWM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QU7AWHWVZPO5EW2K3DU5NWPAWM/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":"2026-08-08T16:23:25Z","links":{"resolver":"https://pith.science/pith/QU7AWHWVZPO5EW2K3DU5NWPAWM","bundle":"https://pith.science/pith/QU7AWHWVZPO5EW2K3DU5NWPAWM/bundle.json","state":"https://pith.science/pith/QU7AWHWVZPO5EW2K3DU5NWPAWM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QU7AWHWVZPO5EW2K3DU5NWPAWM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:QU7AWHWVZPO5EW2K3DU5NWPAWM","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":"957b5bcaa2413bde8720e2436a6eb52fab7af7cfc93504b97b2059b3661f4fbc","cross_cats_sorted":["cs.CL"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-08-05T14:09:55Z","title_canon_sha256":"0c5a500c87ed7962d54bda389ff60e29fe23d4c88746739c4ad115cefd5235a2"},"schema_version":"1.0","source":{"id":"2608.04885","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.04885","created_at":"2026-08-06T01:47:27Z"},{"alias_kind":"arxiv_version","alias_value":"2608.04885v1","created_at":"2026-08-06T01:47:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.04885","created_at":"2026-08-06T01:47:27Z"},{"alias_kind":"pith_short_12","alias_value":"QU7AWHWVZPO5","created_at":"2026-08-06T01:47:27Z"},{"alias_kind":"pith_short_16","alias_value":"QU7AWHWVZPO5EW2K","created_at":"2026-08-06T01:47:27Z"},{"alias_kind":"pith_short_8","alias_value":"QU7AWHWV","created_at":"2026-08-06T01:47:27Z"}],"graph_snapshots":[{"event_id":"sha256:e141f71b41037761f8e3d9e5a4090f5e3c71bbb86a7b56bd390629ecf2502449","target":"graph","created_at":"2026-08-06T01:47:27Z","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/2608.04885/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Standard accuracy metrics for VLMs often mask significant reliability failures in sensitive domains. In this work, we utilize a histopathology-validated brain MRI dataset to systematically assess the diagnostic robustness of four VLM families under evidence-preserving perturbations. By reordering anatomical slices and swapping target label positions, we evaluate whether models maintain consistent predictions when clinical evidence remains invariant. Our results reveal significant vulnerabilities in presentation-order stability, with models exhibiting prediction flips in up to 48.9% of cases un","authors_text":"Ali Khoramfar, Alireza Mohamadian, Heshaam Faili, Mohammad Javad Dousti","cross_cats":["cs.CL"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-08-05T14:09:55Z","title":"Evaluating the Diagnostic Robustness of Vision-Language Models Under Visual and Textual Perturbations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.04885","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:c4bc1718d514739e5709bc02dcacaeeb4f26e34cb676f0c8ae1cf7e1df6f028d","target":"record","created_at":"2026-08-06T01:47:27Z","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":"957b5bcaa2413bde8720e2436a6eb52fab7af7cfc93504b97b2059b3661f4fbc","cross_cats_sorted":["cs.CL"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2026-08-05T14:09:55Z","title_canon_sha256":"0c5a500c87ed7962d54bda389ff60e29fe23d4c88746739c4ad115cefd5235a2"},"schema_version":"1.0","source":{"id":"2608.04885","kind":"arxiv","version":1}},"canonical_sha256":"853e0b1ed5cbddd25b4ad8e9d6d9e0b3042c443b5667ab98b7038aabaef5f034","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"853e0b1ed5cbddd25b4ad8e9d6d9e0b3042c443b5667ab98b7038aabaef5f034","first_computed_at":"2026-08-06T01:47:27.443652Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-06T01:47:27.443652Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/xP6qjksoWumbLPv5TkN4+OIPeRMSwb5Q8TQW0b8w8zupwldoDGfc66v1bjY7cqFwo1UWRmsFVoQKQxRKZdMDg==","signature_status":"signed_v1","signed_at":"2026-08-06T01:47:27.445083Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.04885","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c4bc1718d514739e5709bc02dcacaeeb4f26e34cb676f0c8ae1cf7e1df6f028d","sha256:e141f71b41037761f8e3d9e5a4090f5e3c71bbb86a7b56bd390629ecf2502449"],"state_sha256":"a15099beab3fbf241779dea9def39da1e37ec515c071e444ecc88de79fe6cce0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bpCNddpCHDNGqJIWWv/Opne4lNLzIuobQXhEWHgvvFHO5m7heTRpARMBbLOQxPuiRMK+zrFsMHH2xDzndmFXBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T16:23:25.773532Z","bundle_sha256":"50aafac2753ba0c228b2910dd50560a7045a2c2c814e66c965f4422a91d6fdb5"}}