{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:XAMIMR6ZTCVQGLFJQRABR6Z45K","short_pith_number":"pith:XAMIMR6Z","canonical_record":{"source":{"id":"2504.09555","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-04-13T13:03:25Z","cross_cats_sorted":[],"title_canon_sha256":"1955c3809ea3d49e873472a6081786ee8fab2bcdb318b4d3f66841ab5b797579","abstract_canon_sha256":"6c9d5092285a649c391ed223279065853ca15ed296bc056feaeb6bec9e293092"},"schema_version":"1.0"},"canonical_sha256":"b8188647d998ab032ca9844018fb3ceabebd0e4f6b88987f8563549503f7b04e","source":{"kind":"arxiv","id":"2504.09555","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.09555","created_at":"2026-07-05T10:49:53Z"},{"alias_kind":"arxiv_version","alias_value":"2504.09555v2","created_at":"2026-07-05T10:49:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.09555","created_at":"2026-07-05T10:49:53Z"},{"alias_kind":"pith_short_12","alias_value":"XAMIMR6ZTCVQ","created_at":"2026-07-05T10:49:53Z"},{"alias_kind":"pith_short_16","alias_value":"XAMIMR6ZTCVQGLFJ","created_at":"2026-07-05T10:49:53Z"},{"alias_kind":"pith_short_8","alias_value":"XAMIMR6Z","created_at":"2026-07-05T10:49:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:XAMIMR6ZTCVQGLFJQRABR6Z45K","target":"record","payload":{"canonical_record":{"source":{"id":"2504.09555","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-04-13T13:03:25Z","cross_cats_sorted":[],"title_canon_sha256":"1955c3809ea3d49e873472a6081786ee8fab2bcdb318b4d3f66841ab5b797579","abstract_canon_sha256":"6c9d5092285a649c391ed223279065853ca15ed296bc056feaeb6bec9e293092"},"schema_version":"1.0"},"canonical_sha256":"b8188647d998ab032ca9844018fb3ceabebd0e4f6b88987f8563549503f7b04e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:49:53.498919Z","signature_b64":"Vxdc9mFwXMBJlviqNfft0rPshFsYlYxrWYjJjNWSCcBoAf2Vi1dCsqXaXw+Urwhv+yuelBC+a7cJ+RhakDtSDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b8188647d998ab032ca9844018fb3ceabebd0e4f6b88987f8563549503f7b04e","last_reissued_at":"2026-07-05T10:49:53.498468Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:49:53.498468Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.09555","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:49:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ttlzMYvtF04yq7zqfge1eL3Xlj1yJ8lpHcnwPIZLzykI8Rrr+X5TP2+I9wilRVhAwQhykI5ZxwRHOrl3GI5NBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T03:37:50.113547Z"},"content_sha256":"ea68842794c0a8b59875971b167b5e6775c36b2254633f23bf38e6c4739becb0","schema_version":"1.0","event_id":"sha256:ea68842794c0a8b59875971b167b5e6775c36b2254633f23bf38e6c4739becb0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:XAMIMR6ZTCVQGLFJQRABR6Z45K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Mitigating Long-tail Distribution in Oracle Bone Inscriptions: Dataset, Model, and Benchmark","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Changbo Wang, Guangtao Zhai, Jinhao Li, Runze Jiang, Tingzhu Chen, Zijian Chen","submitted_at":"2025-04-13T13:03:25Z","abstract_excerpt":"The oracle bone inscription (OBI) recognition plays a significant role in understanding the history and culture of ancient China. However, the existing OBI datasets suffer from a long-tail distribution problem, leading to biased performance of OBI recognition models across majority and minority classes. With recent advancements in generative models, OBI synthesis-based data augmentation has become a promising avenue to expand the sample size of minority classes. Unfortunately, current OBI datasets lack large-scale structure-aligned image pairs for generative model training. To address these pr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.09555","kind":"arxiv","version":2},"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/2504.09555/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":"2026-07-05T10:49:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zMa9vFelcDEXRslQMDzuRBXHWxF0BvTsNGfNVBOX3r75TBdrjJaCm5VzBzsCoBoacXV1bBEaJ4wDAbY2iXQiAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T03:37:50.114129Z"},"content_sha256":"920417572c37f65494cdfd8c912ba7ec2bfa03e28b50f5fa27fb0a3b94ba1f54","schema_version":"1.0","event_id":"sha256:920417572c37f65494cdfd8c912ba7ec2bfa03e28b50f5fa27fb0a3b94ba1f54"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XAMIMR6ZTCVQGLFJQRABR6Z45K/bundle.json","state_url":"https://pith.science/pith/XAMIMR6ZTCVQGLFJQRABR6Z45K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XAMIMR6ZTCVQGLFJQRABR6Z45K/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":"2026-08-07T03:37:50Z","links":{"resolver":"https://pith.science/pith/XAMIMR6ZTCVQGLFJQRABR6Z45K","bundle":"https://pith.science/pith/XAMIMR6ZTCVQGLFJQRABR6Z45K/bundle.json","state":"https://pith.science/pith/XAMIMR6ZTCVQGLFJQRABR6Z45K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XAMIMR6ZTCVQGLFJQRABR6Z45K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:XAMIMR6ZTCVQGLFJQRABR6Z45K","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":"6c9d5092285a649c391ed223279065853ca15ed296bc056feaeb6bec9e293092","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-04-13T13:03:25Z","title_canon_sha256":"1955c3809ea3d49e873472a6081786ee8fab2bcdb318b4d3f66841ab5b797579"},"schema_version":"1.0","source":{"id":"2504.09555","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.09555","created_at":"2026-07-05T10:49:53Z"},{"alias_kind":"arxiv_version","alias_value":"2504.09555v2","created_at":"2026-07-05T10:49:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.09555","created_at":"2026-07-05T10:49:53Z"},{"alias_kind":"pith_short_12","alias_value":"XAMIMR6ZTCVQ","created_at":"2026-07-05T10:49:53Z"},{"alias_kind":"pith_short_16","alias_value":"XAMIMR6ZTCVQGLFJ","created_at":"2026-07-05T10:49:53Z"},{"alias_kind":"pith_short_8","alias_value":"XAMIMR6Z","created_at":"2026-07-05T10:49:53Z"}],"graph_snapshots":[{"event_id":"sha256:920417572c37f65494cdfd8c912ba7ec2bfa03e28b50f5fa27fb0a3b94ba1f54","target":"graph","created_at":"2026-07-05T10:49:53Z","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/2504.09555/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The oracle bone inscription (OBI) recognition plays a significant role in understanding the history and culture of ancient China. However, the existing OBI datasets suffer from a long-tail distribution problem, leading to biased performance of OBI recognition models across majority and minority classes. With recent advancements in generative models, OBI synthesis-based data augmentation has become a promising avenue to expand the sample size of minority classes. Unfortunately, current OBI datasets lack large-scale structure-aligned image pairs for generative model training. To address these pr","authors_text":"Changbo Wang, Guangtao Zhai, Jinhao Li, Runze Jiang, Tingzhu Chen, Zijian Chen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-04-13T13:03:25Z","title":"Mitigating Long-tail Distribution in Oracle Bone Inscriptions: Dataset, Model, and Benchmark"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.09555","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:ea68842794c0a8b59875971b167b5e6775c36b2254633f23bf38e6c4739becb0","target":"record","created_at":"2026-07-05T10:49:53Z","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":"6c9d5092285a649c391ed223279065853ca15ed296bc056feaeb6bec9e293092","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-04-13T13:03:25Z","title_canon_sha256":"1955c3809ea3d49e873472a6081786ee8fab2bcdb318b4d3f66841ab5b797579"},"schema_version":"1.0","source":{"id":"2504.09555","kind":"arxiv","version":2}},"canonical_sha256":"b8188647d998ab032ca9844018fb3ceabebd0e4f6b88987f8563549503f7b04e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b8188647d998ab032ca9844018fb3ceabebd0e4f6b88987f8563549503f7b04e","first_computed_at":"2026-07-05T10:49:53.498468Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:49:53.498468Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Vxdc9mFwXMBJlviqNfft0rPshFsYlYxrWYjJjNWSCcBoAf2Vi1dCsqXaXw+Urwhv+yuelBC+a7cJ+RhakDtSDw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:49:53.498919Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.09555","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ea68842794c0a8b59875971b167b5e6775c36b2254633f23bf38e6c4739becb0","sha256:920417572c37f65494cdfd8c912ba7ec2bfa03e28b50f5fa27fb0a3b94ba1f54"],"state_sha256":"f6e5ec586bf232a0640a5617e04257c8bf72cc2ca42501c170624c420e887e4b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZKH3v5N8mB7xeo47UKEOfZ5h1doV46dX4CSyikhFdPTKVADmJZegYuPSLnLHE0TSNvE0Nw3D9C5/tcSp9742Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T03:37:50.119631Z","bundle_sha256":"5791f8c6c7d38a19cf25d6d5bd9128b775c27c2331dfccfee110c4a3ee932818"}}