{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:LZDKJQOU3IKAPEU2FUBHLINUED","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":"8f9be3647d792f68b8175644c2375593133054407e2a900538938642ee290836","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-07-06T15:59:56Z","title_canon_sha256":"00355e5775b5557154c0db665147e8bf20eb10659e7ebb999a5636a7327e0a21"},"schema_version":"1.0","source":{"id":"2007.02846","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.02846","created_at":"2026-07-05T01:24:01Z"},{"alias_kind":"arxiv_version","alias_value":"2007.02846v4","created_at":"2026-07-05T01:24:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.02846","created_at":"2026-07-05T01:24:01Z"},{"alias_kind":"pith_short_12","alias_value":"LZDKJQOU3IKA","created_at":"2026-07-05T01:24:01Z"},{"alias_kind":"pith_short_16","alias_value":"LZDKJQOU3IKAPEU2","created_at":"2026-07-05T01:24:01Z"},{"alias_kind":"pith_short_8","alias_value":"LZDKJQOU","created_at":"2026-07-05T01:24:01Z"}],"graph_snapshots":[{"event_id":"sha256:f3ba3cd586e04048b39144483c1eb9582b8413e7c6bc0d32475e8deaecd93ea1","target":"graph","created_at":"2026-07-05T01:24:01Z","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/2007.02846/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A recent approach for object detection and human pose estimation is to regress bounding boxes or human keypoints from a central point on the object or person. While this center-point regression is simple and efficient, we argue that the image features extracted at a central point contain limited information for predicting distant keypoints or bounding box boundaries, due to object deformation and scale/orientation variation. To facilitate inference, we propose to instead perform regression from a set of points placed at more advantageous positions. This point set is arranged to reflect a good ","authors_text":"Fangyun Wei, Hongyang Li, Jingdong Wang, Stephen Lin, Xiao Sun","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-07-06T15:59:56Z","title":"Point-Set Anchors for Object Detection, Instance Segmentation and Pose Estimation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.02846","kind":"arxiv","version":4},"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":"sha256:43ee9bc26ae84752a2fea5350e784b24a2800f01e4bf125ee4110ec7ab303c5c","target":"record","created_at":"2026-07-05T01:24:01Z","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":"8f9be3647d792f68b8175644c2375593133054407e2a900538938642ee290836","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-07-06T15:59:56Z","title_canon_sha256":"00355e5775b5557154c0db665147e8bf20eb10659e7ebb999a5636a7327e0a21"},"schema_version":"1.0","source":{"id":"2007.02846","kind":"arxiv","version":4}},"canonical_sha256":"5e46a4c1d4da1407929a2d0275a1b420c961646a6e907dae2497bfbf65f85a52","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5e46a4c1d4da1407929a2d0275a1b420c961646a6e907dae2497bfbf65f85a52","first_computed_at":"2026-07-05T01:24:01.854938Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:24:01.854938Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0D3emTMwLq/7dpmgCg+Pe/84p06BfdAqTXXd5CbrgrEmGp1HmJl0gMlmvkub0L4k3xEcJYkH0REKKVTkHqEeCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:24:01.855401Z","signed_message":"canonical_sha256_bytes"},"source_id":"2007.02846","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:43ee9bc26ae84752a2fea5350e784b24a2800f01e4bf125ee4110ec7ab303c5c","sha256:f3ba3cd586e04048b39144483c1eb9582b8413e7c6bc0d32475e8deaecd93ea1"],"state_sha256":"fffb3fe46e5a125722473ca94f8f597bb1ea0d7f1c526841b2564731473a6058"}