{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:6ZLTOJVHJHIVUXZ2MGL7VAOCJW","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":"8ae388bc2b287b487e0d0f0aac20811168b01007414418400a49d217a78c3f11","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2020-04-03T22:52:17Z","title_canon_sha256":"b4920b5effa933544ccad93174401a3e93e6545727993b820597f75269c31b30"},"schema_version":"1.0","source":{"id":"2004.01804","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.01804","created_at":"2026-07-05T01:48:08Z"},{"alias_kind":"arxiv_version","alias_value":"2004.01804v2","created_at":"2026-07-05T01:48:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.01804","created_at":"2026-07-05T01:48:08Z"},{"alias_kind":"pith_short_12","alias_value":"6ZLTOJVHJHIV","created_at":"2026-07-05T01:48:08Z"},{"alias_kind":"pith_short_16","alias_value":"6ZLTOJVHJHIVUXZ2","created_at":"2026-07-05T01:48:08Z"},{"alias_kind":"pith_short_8","alias_value":"6ZLTOJVH","created_at":"2026-07-05T01:48:08Z"}],"graph_snapshots":[{"event_id":"sha256:1584e4f5c1d7944e1bf0394f6bcb80f0caef830e99801d7338721be1fcb2e4b4","target":"graph","created_at":"2026-07-05T01:48:08Z","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/2004.01804/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"While image retrieval and instance recognition techniques are progressing rapidly, there is a need for challenging datasets to accurately measure their performance -- while posing novel challenges that are relevant for practical applications. We introduce the Google Landmarks Dataset v2 (GLDv2), a new benchmark for large-scale, fine-grained instance recognition and image retrieval in the domain of human-made and natural landmarks. GLDv2 is the largest such dataset to date by a large margin, including over 5M images and 200k distinct instance labels. Its test set consists of 118k images with gr","authors_text":"Andre Araujo, Bingyi Cao, Jack Sim, Tobias Weyand","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2020-04-03T22:52:17Z","title":"Google Landmarks Dataset v2 -- A Large-Scale Benchmark for Instance-Level Recognition and Retrieval"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.01804","kind":"arxiv","version":2},"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":"sha256:8c8a462954bd9a27c387a3baae6a4e7ec634c2c08b791935beb99481738873af","target":"record","created_at":"2026-07-05T01:48:08Z","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":"8ae388bc2b287b487e0d0f0aac20811168b01007414418400a49d217a78c3f11","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2020-04-03T22:52:17Z","title_canon_sha256":"b4920b5effa933544ccad93174401a3e93e6545727993b820597f75269c31b30"},"schema_version":"1.0","source":{"id":"2004.01804","kind":"arxiv","version":2}},"canonical_sha256":"f6573726a749d15a5f3a6197fa81c24d8b14836cf75f585e014aca217e94a527","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f6573726a749d15a5f3a6197fa81c24d8b14836cf75f585e014aca217e94a527","first_computed_at":"2026-07-05T01:48:08.565972Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:48:08.565972Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LwrauJV18O09LJzQs7iqDqWkbSa3YlJgNfkaZcgc4VJq4Z0dfawhWY94Mivhw+sH7sXLY/vtNTabw3pdt56jDw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:48:08.566430Z","signed_message":"canonical_sha256_bytes"},"source_id":"2004.01804","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8c8a462954bd9a27c387a3baae6a4e7ec634c2c08b791935beb99481738873af","sha256:1584e4f5c1d7944e1bf0394f6bcb80f0caef830e99801d7338721be1fcb2e4b4"],"state_sha256":"a3c538fcdf685b1bd2125ead4d97239dbc372b381cd1a3e230c37fbf3008e00d"}