{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:A3W7GWN6GKZILX4BFQRRSOH7QO","short_pith_number":"pith:A3W7GWN6","canonical_record":{"source":{"id":"2401.17203","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-01-30T17:38:48Z","cross_cats_sorted":[],"title_canon_sha256":"a3d7d9cd5fc6c1775f15bea0e6278f91f9df2b499a18faca3cc6ec335c06008e","abstract_canon_sha256":"b2af25386a2fb6b93b5b6ca519eb94de7cc46efcd067f39485cfa5601da592c3"},"schema_version":"1.0"},"canonical_sha256":"06edf359be32b285df812c231938ff83b9042e78b38a97937330162285797e86","source":{"kind":"arxiv","id":"2401.17203","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.17203","created_at":"2026-07-05T07:39:21Z"},{"alias_kind":"arxiv_version","alias_value":"2401.17203v1","created_at":"2026-07-05T07:39:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.17203","created_at":"2026-07-05T07:39:21Z"},{"alias_kind":"pith_short_12","alias_value":"A3W7GWN6GKZI","created_at":"2026-07-05T07:39:21Z"},{"alias_kind":"pith_short_16","alias_value":"A3W7GWN6GKZILX4B","created_at":"2026-07-05T07:39:21Z"},{"alias_kind":"pith_short_8","alias_value":"A3W7GWN6","created_at":"2026-07-05T07:39:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:A3W7GWN6GKZILX4BFQRRSOH7QO","target":"record","payload":{"canonical_record":{"source":{"id":"2401.17203","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-01-30T17:38:48Z","cross_cats_sorted":[],"title_canon_sha256":"a3d7d9cd5fc6c1775f15bea0e6278f91f9df2b499a18faca3cc6ec335c06008e","abstract_canon_sha256":"b2af25386a2fb6b93b5b6ca519eb94de7cc46efcd067f39485cfa5601da592c3"},"schema_version":"1.0"},"canonical_sha256":"06edf359be32b285df812c231938ff83b9042e78b38a97937330162285797e86","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:39:21.527272Z","signature_b64":"MREQq39bjJQ0yzBTuzL3KfE0+rVws1nP/vrlEk0ombRzH1M843ghpKKkdZmU1mkYmDELtanxwYw4Tl0OZhyVBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"06edf359be32b285df812c231938ff83b9042e78b38a97937330162285797e86","last_reissued_at":"2026-07-05T07:39:21.526754Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:39:21.526754Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2401.17203","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":"2026-07-05T07:39:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pkqCBIbfIBhxtgpPEGQHPlY940J1myTECV3ok4lTxONTFZfGoC3FnuMJHHZKjA1tiSszZ8YR2lzyQ9vFjw/UBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T23:27:08.929813Z"},"content_sha256":"2a4da860d1066f505be80ec5f8ef9cf919e2110460ea0522e2d763375cb3f478","schema_version":"1.0","event_id":"sha256:2a4da860d1066f505be80ec5f8ef9cf919e2110460ea0522e2d763375cb3f478"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:A3W7GWN6GKZILX4BFQRRSOH7QO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"CPR++: Object Localization via Single Coarse Point Supervision","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Guorong Li, Jianbin Jiao, Kuiran Wang, Pengfei Chen, Qixiang Ye, Xuehui Yu, Xumeng Han, Zhenjun Han","submitted_at":"2024-01-30T17:38:48Z","abstract_excerpt":"Point-based object localization (POL), which pursues high-performance object sensing under low-cost data annotation, has attracted increased attention. However, the point annotation mode inevitably introduces semantic variance due to the inconsistency of annotated points. Existing POL heavily rely on strict annotation rules, which are difficult to define and apply, to handle the problem. In this study, we propose coarse point refinement (CPR), which to our best knowledge is the first attempt to alleviate semantic variance from an algorithmic perspective. CPR reduces the semantic variance by se"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.17203","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/2401.17203/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":"2026-07-05T07:39:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dwXaKgrUkxcWtwovEBJABTF+JYbEWp50T189a/l4WdhrlDVMQx8a+odjrOFDspbNOZIXmRjZ9h9AITTG1+c0DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T23:27:08.930726Z"},"content_sha256":"350a9fb49249b99ad968970529c22b30bb8d49c38cd791aa7183e3c0529b941b","schema_version":"1.0","event_id":"sha256:350a9fb49249b99ad968970529c22b30bb8d49c38cd791aa7183e3c0529b941b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A3W7GWN6GKZILX4BFQRRSOH7QO/bundle.json","state_url":"https://pith.science/pith/A3W7GWN6GKZILX4BFQRRSOH7QO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A3W7GWN6GKZILX4BFQRRSOH7QO/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":"2026-08-17T23:27:08Z","links":{"resolver":"https://pith.science/pith/A3W7GWN6GKZILX4BFQRRSOH7QO","bundle":"https://pith.science/pith/A3W7GWN6GKZILX4BFQRRSOH7QO/bundle.json","state":"https://pith.science/pith/A3W7GWN6GKZILX4BFQRRSOH7QO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A3W7GWN6GKZILX4BFQRRSOH7QO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:A3W7GWN6GKZILX4BFQRRSOH7QO","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":"b2af25386a2fb6b93b5b6ca519eb94de7cc46efcd067f39485cfa5601da592c3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-01-30T17:38:48Z","title_canon_sha256":"a3d7d9cd5fc6c1775f15bea0e6278f91f9df2b499a18faca3cc6ec335c06008e"},"schema_version":"1.0","source":{"id":"2401.17203","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.17203","created_at":"2026-07-05T07:39:21Z"},{"alias_kind":"arxiv_version","alias_value":"2401.17203v1","created_at":"2026-07-05T07:39:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.17203","created_at":"2026-07-05T07:39:21Z"},{"alias_kind":"pith_short_12","alias_value":"A3W7GWN6GKZI","created_at":"2026-07-05T07:39:21Z"},{"alias_kind":"pith_short_16","alias_value":"A3W7GWN6GKZILX4B","created_at":"2026-07-05T07:39:21Z"},{"alias_kind":"pith_short_8","alias_value":"A3W7GWN6","created_at":"2026-07-05T07:39:21Z"}],"graph_snapshots":[{"event_id":"sha256:350a9fb49249b99ad968970529c22b30bb8d49c38cd791aa7183e3c0529b941b","target":"graph","created_at":"2026-07-05T07:39:21Z","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/2401.17203/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Point-based object localization (POL), which pursues high-performance object sensing under low-cost data annotation, has attracted increased attention. However, the point annotation mode inevitably introduces semantic variance due to the inconsistency of annotated points. Existing POL heavily rely on strict annotation rules, which are difficult to define and apply, to handle the problem. In this study, we propose coarse point refinement (CPR), which to our best knowledge is the first attempt to alleviate semantic variance from an algorithmic perspective. CPR reduces the semantic variance by se","authors_text":"Guorong Li, Jianbin Jiao, Kuiran Wang, Pengfei Chen, Qixiang Ye, Xuehui Yu, Xumeng Han, Zhenjun Han","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-01-30T17:38:48Z","title":"CPR++: Object Localization via Single Coarse Point Supervision"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.17203","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":"sha256:2a4da860d1066f505be80ec5f8ef9cf919e2110460ea0522e2d763375cb3f478","target":"record","created_at":"2026-07-05T07:39:21Z","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":"b2af25386a2fb6b93b5b6ca519eb94de7cc46efcd067f39485cfa5601da592c3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-01-30T17:38:48Z","title_canon_sha256":"a3d7d9cd5fc6c1775f15bea0e6278f91f9df2b499a18faca3cc6ec335c06008e"},"schema_version":"1.0","source":{"id":"2401.17203","kind":"arxiv","version":1}},"canonical_sha256":"06edf359be32b285df812c231938ff83b9042e78b38a97937330162285797e86","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"06edf359be32b285df812c231938ff83b9042e78b38a97937330162285797e86","first_computed_at":"2026-07-05T07:39:21.526754Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:39:21.526754Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MREQq39bjJQ0yzBTuzL3KfE0+rVws1nP/vrlEk0ombRzH1M843ghpKKkdZmU1mkYmDELtanxwYw4Tl0OZhyVBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:39:21.527272Z","signed_message":"canonical_sha256_bytes"},"source_id":"2401.17203","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2a4da860d1066f505be80ec5f8ef9cf919e2110460ea0522e2d763375cb3f478","sha256:350a9fb49249b99ad968970529c22b30bb8d49c38cd791aa7183e3c0529b941b"],"state_sha256":"2f71dd0352e7471def127da884f4ba3db25025b04969c68b134ade69a2d8c942"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XtpIC688nDbom23b/eBlPgAAi5njB3TWAC3mtVMZTHitBsXa8A91FRDvkkG1nzthS5kv9wgWppbqUQiEQSzPCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T23:27:08.948533Z","bundle_sha256":"2097255091e595858c62c45a7f41fd459587edd50a34e77cc685155504739e09"}}