{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:BUU5ZC5WTFC3D27LNRSBREL223","short_pith_number":"pith:BUU5ZC5W","canonical_record":{"source":{"id":"2312.06299","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-12-11T11:06:32Z","cross_cats_sorted":[],"title_canon_sha256":"410c8bbd9253673e3bb032bf4657db92fceeb6a2792e812fa6ed199cb6038de1","abstract_canon_sha256":"2b420851fb0965def082567030d5e292c8a785c5aa0d794918979cde3075ac8a"},"schema_version":"1.0"},"canonical_sha256":"0d29dc8bb69945b1ebeb6c6418917ad6c9291420781c8a2b5789c97d110a86e9","source":{"kind":"arxiv","id":"2312.06299","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.06299","created_at":"2026-07-05T07:22:42Z"},{"alias_kind":"arxiv_version","alias_value":"2312.06299v1","created_at":"2026-07-05T07:22:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.06299","created_at":"2026-07-05T07:22:42Z"},{"alias_kind":"pith_short_12","alias_value":"BUU5ZC5WTFC3","created_at":"2026-07-05T07:22:42Z"},{"alias_kind":"pith_short_16","alias_value":"BUU5ZC5WTFC3D27L","created_at":"2026-07-05T07:22:42Z"},{"alias_kind":"pith_short_8","alias_value":"BUU5ZC5W","created_at":"2026-07-05T07:22:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:BUU5ZC5WTFC3D27LNRSBREL223","target":"record","payload":{"canonical_record":{"source":{"id":"2312.06299","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-12-11T11:06:32Z","cross_cats_sorted":[],"title_canon_sha256":"410c8bbd9253673e3bb032bf4657db92fceeb6a2792e812fa6ed199cb6038de1","abstract_canon_sha256":"2b420851fb0965def082567030d5e292c8a785c5aa0d794918979cde3075ac8a"},"schema_version":"1.0"},"canonical_sha256":"0d29dc8bb69945b1ebeb6c6418917ad6c9291420781c8a2b5789c97d110a86e9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:22:42.386829Z","signature_b64":"qBEAqyLxKtQfttvzUz354rUCBHmy7BU+TmJ/BM8Jo1RU4UvokY2OlwnA4FSk+fYQ95Su4VqCuPvo1BgP0Hx3Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0d29dc8bb69945b1ebeb6c6418917ad6c9291420781c8a2b5789c97d110a86e9","last_reissued_at":"2026-07-05T07:22:42.386406Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:22:42.386406Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2312.06299","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":"2026-07-05T07:22:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N6jtt6icf3dusMcbHHsyWNuIEnShOUZgoThPTReYGLiXsUEUiNGnxXtHl9Eqq2mBAznTMUyFYitIS9rkZmigAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T19:31:40.118732Z"},"content_sha256":"18c27dab352e8ea2b6b143e4f02e8fbc7aa0a0c33317165f5af50f50252b2ef1","schema_version":"1.0","event_id":"sha256:18c27dab352e8ea2b6b143e4f02e8fbc7aa0a0c33317165f5af50f50252b2ef1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:BUU5ZC5WTFC3D27LNRSBREL223","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"RCA-NOC: Relative Contrastive Alignment for Novel Object Captioning","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Jiashuo Fan, Lei Zhang, Leyao Liu, Shaolun Huang, Yaoyuan Liang","submitted_at":"2023-12-11T11:06:32Z","abstract_excerpt":"In this paper, we introduce a novel approach to novel object captioning which employs relative contrastive learning to learn visual and semantic alignment. Our approach maximizes compatibility between regions and object tags in a contrastive manner. To set up a proper contrastive learning objective, for each image, we augment tags by leveraging the relative nature of positive and negative pairs obtained from foundation models such as CLIP. We then use the rank of each augmented tag in a list as a relative relevance label to contrast each top-ranked tag with a set of lower-ranked tags. This lea"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.06299","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/2312.06299/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":"2026-07-05T07:22:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p8r0Gtit00htKFdmI60PRqX9wi7ELOWbS6sedwkf8XyiqKrmZYED0lUYfWlbTYnOEpZZbJRk6IxLJzE+t7+9DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T19:31:40.119223Z"},"content_sha256":"b43ea7bf87a05270aec58fad46b71fbd76816d44ed85fd01c85504d809cf0c4b","schema_version":"1.0","event_id":"sha256:b43ea7bf87a05270aec58fad46b71fbd76816d44ed85fd01c85504d809cf0c4b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BUU5ZC5WTFC3D27LNRSBREL223/bundle.json","state_url":"https://pith.science/pith/BUU5ZC5WTFC3D27LNRSBREL223/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BUU5ZC5WTFC3D27LNRSBREL223/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":"2026-08-21T19:31:40Z","links":{"resolver":"https://pith.science/pith/BUU5ZC5WTFC3D27LNRSBREL223","bundle":"https://pith.science/pith/BUU5ZC5WTFC3D27LNRSBREL223/bundle.json","state":"https://pith.science/pith/BUU5ZC5WTFC3D27LNRSBREL223/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BUU5ZC5WTFC3D27LNRSBREL223/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:BUU5ZC5WTFC3D27LNRSBREL223","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":"2b420851fb0965def082567030d5e292c8a785c5aa0d794918979cde3075ac8a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-12-11T11:06:32Z","title_canon_sha256":"410c8bbd9253673e3bb032bf4657db92fceeb6a2792e812fa6ed199cb6038de1"},"schema_version":"1.0","source":{"id":"2312.06299","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.06299","created_at":"2026-07-05T07:22:42Z"},{"alias_kind":"arxiv_version","alias_value":"2312.06299v1","created_at":"2026-07-05T07:22:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.06299","created_at":"2026-07-05T07:22:42Z"},{"alias_kind":"pith_short_12","alias_value":"BUU5ZC5WTFC3","created_at":"2026-07-05T07:22:42Z"},{"alias_kind":"pith_short_16","alias_value":"BUU5ZC5WTFC3D27L","created_at":"2026-07-05T07:22:42Z"},{"alias_kind":"pith_short_8","alias_value":"BUU5ZC5W","created_at":"2026-07-05T07:22:42Z"}],"graph_snapshots":[{"event_id":"sha256:b43ea7bf87a05270aec58fad46b71fbd76816d44ed85fd01c85504d809cf0c4b","target":"graph","created_at":"2026-07-05T07:22:42Z","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/2312.06299/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this paper, we introduce a novel approach to novel object captioning which employs relative contrastive learning to learn visual and semantic alignment. Our approach maximizes compatibility between regions and object tags in a contrastive manner. To set up a proper contrastive learning objective, for each image, we augment tags by leveraging the relative nature of positive and negative pairs obtained from foundation models such as CLIP. We then use the rank of each augmented tag in a list as a relative relevance label to contrast each top-ranked tag with a set of lower-ranked tags. This lea","authors_text":"Jiashuo Fan, Lei Zhang, Leyao Liu, Shaolun Huang, Yaoyuan Liang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-12-11T11:06:32Z","title":"RCA-NOC: Relative Contrastive Alignment for Novel Object Captioning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.06299","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":"sha256:18c27dab352e8ea2b6b143e4f02e8fbc7aa0a0c33317165f5af50f50252b2ef1","target":"record","created_at":"2026-07-05T07:22:42Z","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":"2b420851fb0965def082567030d5e292c8a785c5aa0d794918979cde3075ac8a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-12-11T11:06:32Z","title_canon_sha256":"410c8bbd9253673e3bb032bf4657db92fceeb6a2792e812fa6ed199cb6038de1"},"schema_version":"1.0","source":{"id":"2312.06299","kind":"arxiv","version":1}},"canonical_sha256":"0d29dc8bb69945b1ebeb6c6418917ad6c9291420781c8a2b5789c97d110a86e9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0d29dc8bb69945b1ebeb6c6418917ad6c9291420781c8a2b5789c97d110a86e9","first_computed_at":"2026-07-05T07:22:42.386406Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:22:42.386406Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qBEAqyLxKtQfttvzUz354rUCBHmy7BU+TmJ/BM8Jo1RU4UvokY2OlwnA4FSk+fYQ95Su4VqCuPvo1BgP0Hx3Dg==","signature_status":"signed_v1","signed_at":"2026-07-05T07:22:42.386829Z","signed_message":"canonical_sha256_bytes"},"source_id":"2312.06299","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:18c27dab352e8ea2b6b143e4f02e8fbc7aa0a0c33317165f5af50f50252b2ef1","sha256:b43ea7bf87a05270aec58fad46b71fbd76816d44ed85fd01c85504d809cf0c4b"],"state_sha256":"9ba3698dad98fb423f56e61ab46b1e29ea21dd98b8ee801c063fa8f80845a81e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/Euc1G3u1rzXxh7UN7MfTFmY4Ir4YZ/q2PAhkiNjm9FL/LFsGNSHCMhkTMI9Ac+N0j8oVosM7acIjPR/yOVkAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T19:31:40.124855Z","bundle_sha256":"aba830f024b54cf2c31069059cbf10a24bb5a1b5eb6a5e92890a691d3a173420"}}