{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:NQXBEOAULG7S7YHO36Y7Q4DDPC","short_pith_number":"pith:NQXBEOAU","canonical_record":{"source":{"id":"2410.00629","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-10-01T12:22:40Z","cross_cats_sorted":[],"title_canon_sha256":"8fd29d47ef5af609142858eb022e623c0923ac1333c8d4a767842a7802838a30","abstract_canon_sha256":"be7bc87a521841b00d44226723b108830d714055c69734f6d59c08db6a3640ad"},"schema_version":"1.0"},"canonical_sha256":"6c2e12381459bf2fe0eedfb1f87063789de03de101d24747ef38fbbaa03d72cf","source":{"kind":"arxiv","id":"2410.00629","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.00629","created_at":"2026-07-05T09:14:08Z"},{"alias_kind":"arxiv_version","alias_value":"2410.00629v1","created_at":"2026-07-05T09:14:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.00629","created_at":"2026-07-05T09:14:08Z"},{"alias_kind":"pith_short_12","alias_value":"NQXBEOAULG7S","created_at":"2026-07-05T09:14:08Z"},{"alias_kind":"pith_short_16","alias_value":"NQXBEOAULG7S7YHO","created_at":"2026-07-05T09:14:08Z"},{"alias_kind":"pith_short_8","alias_value":"NQXBEOAU","created_at":"2026-07-05T09:14:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:NQXBEOAULG7S7YHO36Y7Q4DDPC","target":"record","payload":{"canonical_record":{"source":{"id":"2410.00629","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-10-01T12:22:40Z","cross_cats_sorted":[],"title_canon_sha256":"8fd29d47ef5af609142858eb022e623c0923ac1333c8d4a767842a7802838a30","abstract_canon_sha256":"be7bc87a521841b00d44226723b108830d714055c69734f6d59c08db6a3640ad"},"schema_version":"1.0"},"canonical_sha256":"6c2e12381459bf2fe0eedfb1f87063789de03de101d24747ef38fbbaa03d72cf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:14:08.182069Z","signature_b64":"kYdytA2tveNDjxUY/98Gs31thpTXNPTWT9XQ474sV83SWYRbBkLIX0YDUzbmCFEFz/87/7W7QlIjjmBvvjWXCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6c2e12381459bf2fe0eedfb1f87063789de03de101d24747ef38fbbaa03d72cf","last_reissued_at":"2026-07-05T09:14:08.181511Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:14:08.181511Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2410.00629","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":"2026-07-05T09:14:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3CgFpgyOp8Oyoej3mcTFPlIQ203jCDE55ploEb+7p3mEBqaPiJRzjIVB0iPFmQkpldZsA1k0PFzSpKUT3ZupDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T16:28:57.992941Z"},"content_sha256":"6b54aa59ba07d5157d4c15a1ab048ac5b53efe452ba964a53ebe7fd7dd1ea273","schema_version":"1.0","event_id":"sha256:6b54aa59ba07d5157d4c15a1ab048ac5b53efe452ba964a53ebe7fd7dd1ea273"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:NQXBEOAULG7S7YHO36Y7Q4DDPC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An Illumination-Robust Feature Extractor Augmented by Relightable 3D Reconstruction","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Lecheng Ruan, Qining Wang, Shunyi Zhao, Zehuan Yu, Zhihao Zhou, Zuxin Fan","submitted_at":"2024-10-01T12:22:40Z","abstract_excerpt":"Visual features, whose description often relies on the local intensity and gradient direction, have found wide applications in robot navigation and localization in recent years. However, the extraction of visual features is usually disturbed by the variation of illumination conditions, making it challenging for real-world applications. Previous works have addressed this issue by establishing datasets with variations in illumination conditions, but can be costly and time-consuming. This paper proposes a design procedure for an illumination-robust feature extractor, where the recently developed "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.00629","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/2410.00629/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":"2026-07-05T09:14:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bia1qx2DrhAH59bWIF3L5G+/g2y0neVz69/OM7NG2gIUQvZhW7wPcdFwaUK+BuKf6fznITEneag8amnin5yCAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T16:28:57.993863Z"},"content_sha256":"f934576450c5fb35677a2746767f6016323a383e82108d517e4d0a887d0fd75e","schema_version":"1.0","event_id":"sha256:f934576450c5fb35677a2746767f6016323a383e82108d517e4d0a887d0fd75e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NQXBEOAULG7S7YHO36Y7Q4DDPC/bundle.json","state_url":"https://pith.science/pith/NQXBEOAULG7S7YHO36Y7Q4DDPC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NQXBEOAULG7S7YHO36Y7Q4DDPC/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":"2026-08-03T16:28:57Z","links":{"resolver":"https://pith.science/pith/NQXBEOAULG7S7YHO36Y7Q4DDPC","bundle":"https://pith.science/pith/NQXBEOAULG7S7YHO36Y7Q4DDPC/bundle.json","state":"https://pith.science/pith/NQXBEOAULG7S7YHO36Y7Q4DDPC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NQXBEOAULG7S7YHO36Y7Q4DDPC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:NQXBEOAULG7S7YHO36Y7Q4DDPC","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":"be7bc87a521841b00d44226723b108830d714055c69734f6d59c08db6a3640ad","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-10-01T12:22:40Z","title_canon_sha256":"8fd29d47ef5af609142858eb022e623c0923ac1333c8d4a767842a7802838a30"},"schema_version":"1.0","source":{"id":"2410.00629","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.00629","created_at":"2026-07-05T09:14:08Z"},{"alias_kind":"arxiv_version","alias_value":"2410.00629v1","created_at":"2026-07-05T09:14:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.00629","created_at":"2026-07-05T09:14:08Z"},{"alias_kind":"pith_short_12","alias_value":"NQXBEOAULG7S","created_at":"2026-07-05T09:14:08Z"},{"alias_kind":"pith_short_16","alias_value":"NQXBEOAULG7S7YHO","created_at":"2026-07-05T09:14:08Z"},{"alias_kind":"pith_short_8","alias_value":"NQXBEOAU","created_at":"2026-07-05T09:14:08Z"}],"graph_snapshots":[{"event_id":"sha256:f934576450c5fb35677a2746767f6016323a383e82108d517e4d0a887d0fd75e","target":"graph","created_at":"2026-07-05T09:14:08Z","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/2410.00629/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Visual features, whose description often relies on the local intensity and gradient direction, have found wide applications in robot navigation and localization in recent years. However, the extraction of visual features is usually disturbed by the variation of illumination conditions, making it challenging for real-world applications. Previous works have addressed this issue by establishing datasets with variations in illumination conditions, but can be costly and time-consuming. This paper proposes a design procedure for an illumination-robust feature extractor, where the recently developed ","authors_text":"Lecheng Ruan, Qining Wang, Shunyi Zhao, Zehuan Yu, Zhihao Zhou, Zuxin Fan","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-10-01T12:22:40Z","title":"An Illumination-Robust Feature Extractor Augmented by Relightable 3D Reconstruction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.00629","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":"sha256:6b54aa59ba07d5157d4c15a1ab048ac5b53efe452ba964a53ebe7fd7dd1ea273","target":"record","created_at":"2026-07-05T09:14:08Z","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":"be7bc87a521841b00d44226723b108830d714055c69734f6d59c08db6a3640ad","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-10-01T12:22:40Z","title_canon_sha256":"8fd29d47ef5af609142858eb022e623c0923ac1333c8d4a767842a7802838a30"},"schema_version":"1.0","source":{"id":"2410.00629","kind":"arxiv","version":1}},"canonical_sha256":"6c2e12381459bf2fe0eedfb1f87063789de03de101d24747ef38fbbaa03d72cf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6c2e12381459bf2fe0eedfb1f87063789de03de101d24747ef38fbbaa03d72cf","first_computed_at":"2026-07-05T09:14:08.181511Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:14:08.181511Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kYdytA2tveNDjxUY/98Gs31thpTXNPTWT9XQ474sV83SWYRbBkLIX0YDUzbmCFEFz/87/7W7QlIjjmBvvjWXCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:14:08.182069Z","signed_message":"canonical_sha256_bytes"},"source_id":"2410.00629","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6b54aa59ba07d5157d4c15a1ab048ac5b53efe452ba964a53ebe7fd7dd1ea273","sha256:f934576450c5fb35677a2746767f6016323a383e82108d517e4d0a887d0fd75e"],"state_sha256":"f3fc9ef007eb51d57dc480aa9b81f48d7192b116a694dcbf0d07b17fcd0e928c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"770hoiL7ffiYigEBklVLFw2fr3Fua6QITqQaRLcBCI88fmeyeI+/pPPHTWeCUysa0I20CUSAbAgb5EC9iEjjBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T16:28:58.001366Z","bundle_sha256":"781a40e798e6cb7a215448c631e0209f795c588c34c051870bae8765553c5899"}}