{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:PXOT7PPQQZFUFM72LW3QOLLUDH","short_pith_number":"pith:PXOT7PPQ","canonical_record":{"source":{"id":"2501.03782","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-01-07T13:45:09Z","cross_cats_sorted":[],"title_canon_sha256":"7f2916185c3955cae05e8324c085e6e8927a6ef6ef7e4feee7e4172dc2e9f3c9","abstract_canon_sha256":"47cbc118e5fcbc2437312de8ddf833a5ddc9a0814ddbc150e8e7ff763bc52ea9"},"schema_version":"1.0"},"canonical_sha256":"7ddd3fbdf0864b42b3fa5db7072d7419c3c9f3aa3b7df2d117e56be5b232b135","source":{"kind":"arxiv","id":"2501.03782","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.03782","created_at":"2026-07-05T09:57:59Z"},{"alias_kind":"arxiv_version","alias_value":"2501.03782v1","created_at":"2026-07-05T09:57:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.03782","created_at":"2026-07-05T09:57:59Z"},{"alias_kind":"pith_short_12","alias_value":"PXOT7PPQQZFU","created_at":"2026-07-05T09:57:59Z"},{"alias_kind":"pith_short_16","alias_value":"PXOT7PPQQZFUFM72","created_at":"2026-07-05T09:57:59Z"},{"alias_kind":"pith_short_8","alias_value":"PXOT7PPQ","created_at":"2026-07-05T09:57:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:PXOT7PPQQZFUFM72LW3QOLLUDH","target":"record","payload":{"canonical_record":{"source":{"id":"2501.03782","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-01-07T13:45:09Z","cross_cats_sorted":[],"title_canon_sha256":"7f2916185c3955cae05e8324c085e6e8927a6ef6ef7e4feee7e4172dc2e9f3c9","abstract_canon_sha256":"47cbc118e5fcbc2437312de8ddf833a5ddc9a0814ddbc150e8e7ff763bc52ea9"},"schema_version":"1.0"},"canonical_sha256":"7ddd3fbdf0864b42b3fa5db7072d7419c3c9f3aa3b7df2d117e56be5b232b135","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:57:59.461628Z","signature_b64":"EZQsUNZOFFIzGlqi9ymd7oZNPvsDi52rSk/k6j8dsR5DpujWrTWcQyqt+9EyETRMTp9EFYDF9oWmJI8F6m8yDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7ddd3fbdf0864b42b3fa5db7072d7419c3c9f3aa3b7df2d117e56be5b232b135","last_reissued_at":"2026-07-05T09:57:59.461208Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:57:59.461208Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2501.03782","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":"2026-07-05T09:57:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/9VUEsnqSzj5n83t95ThirfDqs/psK/YMk6rVNIbfEyGQsS3TrWgU2SqR+VC4AhD9pqqgwtmgaMAR6sDJJWgBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T05:00:34.377185Z"},"content_sha256":"665352cc341fca110db084bc9a9c11d8a2ee913ff040916634349ae75f02459b","schema_version":"1.0","event_id":"sha256:665352cc341fca110db084bc9a9c11d8a2ee913ff040916634349ae75f02459b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:PXOT7PPQQZFUFM72LW3QOLLUDH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Vision Transformer Neural Architecture Search for Out-of-Distribution Generalization: Benchmark and Insights","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.LG","authors_text":"Ngai-Man Cheung, Somayeh Ebrahimkhani, Sy-Tuyen Ho, Tuan Van Vo","submitted_at":"2025-01-07T13:45:09Z","abstract_excerpt":"While ViTs have achieved across machine learning tasks, deploying them in real-world scenarios faces a critical challenge: generalizing under OoD shifts. A crucial research gap exists in understanding how to design ViT architectures, both manually and automatically, for better OoD generalization. To this end, we introduce OoD-ViT-NAS, the first systematic benchmark for ViTs NAS focused on OoD generalization. This benchmark includes 3000 ViT architectures of varying computational budgets evaluated on 8 common OoD datasets. Using this benchmark, we analyze factors contributing to OoD generalizat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.03782","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/2501.03782/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":"2026-07-05T09:57:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LhHxry6j7c6Tj9mqxF7DruZOb3z4+pW1obVi6qqnINsTVFXGGvZ7rO/Uaf7K3SGOtvpja3T2/LnoQootfUG2BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T05:00:34.377691Z"},"content_sha256":"5fb0dbd34e4cdf0e324368a90c35aa9e85c2a857dfce33bbdb2ab63b1633361e","schema_version":"1.0","event_id":"sha256:5fb0dbd34e4cdf0e324368a90c35aa9e85c2a857dfce33bbdb2ab63b1633361e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PXOT7PPQQZFUFM72LW3QOLLUDH/bundle.json","state_url":"https://pith.science/pith/PXOT7PPQQZFUFM72LW3QOLLUDH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PXOT7PPQQZFUFM72LW3QOLLUDH/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":"2026-08-12T05:00:34Z","links":{"resolver":"https://pith.science/pith/PXOT7PPQQZFUFM72LW3QOLLUDH","bundle":"https://pith.science/pith/PXOT7PPQQZFUFM72LW3QOLLUDH/bundle.json","state":"https://pith.science/pith/PXOT7PPQQZFUFM72LW3QOLLUDH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PXOT7PPQQZFUFM72LW3QOLLUDH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:PXOT7PPQQZFUFM72LW3QOLLUDH","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":"47cbc118e5fcbc2437312de8ddf833a5ddc9a0814ddbc150e8e7ff763bc52ea9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-01-07T13:45:09Z","title_canon_sha256":"7f2916185c3955cae05e8324c085e6e8927a6ef6ef7e4feee7e4172dc2e9f3c9"},"schema_version":"1.0","source":{"id":"2501.03782","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.03782","created_at":"2026-07-05T09:57:59Z"},{"alias_kind":"arxiv_version","alias_value":"2501.03782v1","created_at":"2026-07-05T09:57:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.03782","created_at":"2026-07-05T09:57:59Z"},{"alias_kind":"pith_short_12","alias_value":"PXOT7PPQQZFU","created_at":"2026-07-05T09:57:59Z"},{"alias_kind":"pith_short_16","alias_value":"PXOT7PPQQZFUFM72","created_at":"2026-07-05T09:57:59Z"},{"alias_kind":"pith_short_8","alias_value":"PXOT7PPQ","created_at":"2026-07-05T09:57:59Z"}],"graph_snapshots":[{"event_id":"sha256:5fb0dbd34e4cdf0e324368a90c35aa9e85c2a857dfce33bbdb2ab63b1633361e","target":"graph","created_at":"2026-07-05T09:57:59Z","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/2501.03782/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"While ViTs have achieved across machine learning tasks, deploying them in real-world scenarios faces a critical challenge: generalizing under OoD shifts. A crucial research gap exists in understanding how to design ViT architectures, both manually and automatically, for better OoD generalization. To this end, we introduce OoD-ViT-NAS, the first systematic benchmark for ViTs NAS focused on OoD generalization. This benchmark includes 3000 ViT architectures of varying computational budgets evaluated on 8 common OoD datasets. Using this benchmark, we analyze factors contributing to OoD generalizat","authors_text":"Ngai-Man Cheung, Somayeh Ebrahimkhani, Sy-Tuyen Ho, Tuan Van Vo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-01-07T13:45:09Z","title":"Vision Transformer Neural Architecture Search for Out-of-Distribution Generalization: Benchmark and Insights"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.03782","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":"sha256:665352cc341fca110db084bc9a9c11d8a2ee913ff040916634349ae75f02459b","target":"record","created_at":"2026-07-05T09:57:59Z","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":"47cbc118e5fcbc2437312de8ddf833a5ddc9a0814ddbc150e8e7ff763bc52ea9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-01-07T13:45:09Z","title_canon_sha256":"7f2916185c3955cae05e8324c085e6e8927a6ef6ef7e4feee7e4172dc2e9f3c9"},"schema_version":"1.0","source":{"id":"2501.03782","kind":"arxiv","version":1}},"canonical_sha256":"7ddd3fbdf0864b42b3fa5db7072d7419c3c9f3aa3b7df2d117e56be5b232b135","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7ddd3fbdf0864b42b3fa5db7072d7419c3c9f3aa3b7df2d117e56be5b232b135","first_computed_at":"2026-07-05T09:57:59.461208Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:57:59.461208Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EZQsUNZOFFIzGlqi9ymd7oZNPvsDi52rSk/k6j8dsR5DpujWrTWcQyqt+9EyETRMTp9EFYDF9oWmJI8F6m8yDA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:57:59.461628Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.03782","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:665352cc341fca110db084bc9a9c11d8a2ee913ff040916634349ae75f02459b","sha256:5fb0dbd34e4cdf0e324368a90c35aa9e85c2a857dfce33bbdb2ab63b1633361e"],"state_sha256":"2fc311b7af99a7c110e7146a9e14a34268b837cb8433668eca23e928c6590df9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SN4Qp9zTh2zSpydlRpFJLJtbs9PqDIC1oKXE56CCz/B6eZiPST8+FD0ZYYPz+Lw8LKYPOcNV6362Es7aifEQCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T05:00:34.381639Z","bundle_sha256":"5031ab86ce5c1753324b6c850cbfa6fb75238da65a5d73651a7c9c63e939d29b"}}