{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:UWTWGXJOB5DMIUTVXXS5F4SLYJ","short_pith_number":"pith:UWTWGXJO","canonical_record":{"source":{"id":"2508.00867","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.DL","submitted_at":"2025-07-18T18:55:57Z","cross_cats_sorted":["cs.AI","cs.IR"],"title_canon_sha256":"d76d682e9f49c29fc76aa160c2234787f62b9f8eea1f502b0b69107aef02f729","abstract_canon_sha256":"ac97040965a928e30bc925561351c982c7e2763eed347a35cbb9c9f124b0187a"},"schema_version":"1.0"},"canonical_sha256":"a5a7635d2e0f46c45275bde5d2f24bc246cc0f5ff40bddc4181d318dc0f63a29","source":{"kind":"arxiv","id":"2508.00867","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.00867","created_at":"2026-07-05T11:47:28Z"},{"alias_kind":"arxiv_version","alias_value":"2508.00867v1","created_at":"2026-07-05T11:47:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.00867","created_at":"2026-07-05T11:47:28Z"},{"alias_kind":"pith_short_12","alias_value":"UWTWGXJOB5DM","created_at":"2026-07-05T11:47:28Z"},{"alias_kind":"pith_short_16","alias_value":"UWTWGXJOB5DMIUTV","created_at":"2026-07-05T11:47:28Z"},{"alias_kind":"pith_short_8","alias_value":"UWTWGXJO","created_at":"2026-07-05T11:47:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:UWTWGXJOB5DMIUTVXXS5F4SLYJ","target":"record","payload":{"canonical_record":{"source":{"id":"2508.00867","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.DL","submitted_at":"2025-07-18T18:55:57Z","cross_cats_sorted":["cs.AI","cs.IR"],"title_canon_sha256":"d76d682e9f49c29fc76aa160c2234787f62b9f8eea1f502b0b69107aef02f729","abstract_canon_sha256":"ac97040965a928e30bc925561351c982c7e2763eed347a35cbb9c9f124b0187a"},"schema_version":"1.0"},"canonical_sha256":"a5a7635d2e0f46c45275bde5d2f24bc246cc0f5ff40bddc4181d318dc0f63a29","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:47:28.851820Z","signature_b64":"C+DWZ/OrUPzgKdxfiFxQ+aEdF8zjw+SeqpyP62WsAmAr+1DmHLYQ7M/7cOCfClG6bEkE/+i1VBaMuIQ+iYyxDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a5a7635d2e0f46c45275bde5d2f24bc246cc0f5ff40bddc4181d318dc0f63a29","last_reissued_at":"2026-07-05T11:47:28.851407Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:47:28.851407Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.00867","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":"2026-07-05T11:47:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KiLxwrCtUHV5+J0kLs3wmtFMIcxwxkbuqoNPKoFOlRV7ojd7uxtcEN053IW6Tf5JxpdeXJe5nshYEzuTo0c3CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T22:59:40.808400Z"},"content_sha256":"a3bc9606f12b76eaa7e71dd9a1d6b53c8785e2a098fbb4e84fed66ee0f9c17ec","schema_version":"1.0","event_id":"sha256:a3bc9606f12b76eaa7e71dd9a1d6b53c8785e2a098fbb4e84fed66ee0f9c17ec"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:UWTWGXJOB5DMIUTVXXS5F4SLYJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Better Recommendations: Validating AI-generated Subject Terms Through LOC Linked Data Service","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":["cs.AI","cs.IR"],"primary_cat":"cs.DL","authors_text":"Kwok Leong Tang, Yi Jiang","submitted_at":"2025-07-18T18:55:57Z","abstract_excerpt":"This article explores the integration of AI-generated subject terms into library cataloging, focusing on validation through the Library of Congress Linked Data Service. It examines the challenges of traditional subject cataloging under the Library of Congress Subject Headings system, including inefficiencies and cataloging backlogs. While generative AI shows promise in expediting cataloging workflows, studies reveal significant limitations in the accuracy of AI-assigned subject headings. The article proposes a hybrid approach combining AI technology with human validation through LOC Linked Dat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.00867","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/2508.00867/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":"2026-07-05T11:47:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"foUS5LjgEXb9pBInit4F7g85aHZyGFwbI7Gd4Oitr3DabD6SlMnPuABWL3O/VoLrTGJrNyMgKxayDXjxgK3bAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T22:59:40.808953Z"},"content_sha256":"74b7ded63e78d6ee3225b9ca11d403f28cf25660774ad4a44f9234e443f06cfb","schema_version":"1.0","event_id":"sha256:74b7ded63e78d6ee3225b9ca11d403f28cf25660774ad4a44f9234e443f06cfb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UWTWGXJOB5DMIUTVXXS5F4SLYJ/bundle.json","state_url":"https://pith.science/pith/UWTWGXJOB5DMIUTVXXS5F4SLYJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UWTWGXJOB5DMIUTVXXS5F4SLYJ/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":"2026-08-06T22:59:40Z","links":{"resolver":"https://pith.science/pith/UWTWGXJOB5DMIUTVXXS5F4SLYJ","bundle":"https://pith.science/pith/UWTWGXJOB5DMIUTVXXS5F4SLYJ/bundle.json","state":"https://pith.science/pith/UWTWGXJOB5DMIUTVXXS5F4SLYJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UWTWGXJOB5DMIUTVXXS5F4SLYJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:UWTWGXJOB5DMIUTVXXS5F4SLYJ","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":"ac97040965a928e30bc925561351c982c7e2763eed347a35cbb9c9f124b0187a","cross_cats_sorted":["cs.AI","cs.IR"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.DL","submitted_at":"2025-07-18T18:55:57Z","title_canon_sha256":"d76d682e9f49c29fc76aa160c2234787f62b9f8eea1f502b0b69107aef02f729"},"schema_version":"1.0","source":{"id":"2508.00867","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.00867","created_at":"2026-07-05T11:47:28Z"},{"alias_kind":"arxiv_version","alias_value":"2508.00867v1","created_at":"2026-07-05T11:47:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.00867","created_at":"2026-07-05T11:47:28Z"},{"alias_kind":"pith_short_12","alias_value":"UWTWGXJOB5DM","created_at":"2026-07-05T11:47:28Z"},{"alias_kind":"pith_short_16","alias_value":"UWTWGXJOB5DMIUTV","created_at":"2026-07-05T11:47:28Z"},{"alias_kind":"pith_short_8","alias_value":"UWTWGXJO","created_at":"2026-07-05T11:47:28Z"}],"graph_snapshots":[{"event_id":"sha256:74b7ded63e78d6ee3225b9ca11d403f28cf25660774ad4a44f9234e443f06cfb","target":"graph","created_at":"2026-07-05T11:47:28Z","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/2508.00867/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This article explores the integration of AI-generated subject terms into library cataloging, focusing on validation through the Library of Congress Linked Data Service. It examines the challenges of traditional subject cataloging under the Library of Congress Subject Headings system, including inefficiencies and cataloging backlogs. While generative AI shows promise in expediting cataloging workflows, studies reveal significant limitations in the accuracy of AI-assigned subject headings. The article proposes a hybrid approach combining AI technology with human validation through LOC Linked Dat","authors_text":"Kwok Leong Tang, Yi Jiang","cross_cats":["cs.AI","cs.IR"],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.DL","submitted_at":"2025-07-18T18:55:57Z","title":"Better Recommendations: Validating AI-generated Subject Terms Through LOC Linked Data Service"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.00867","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:a3bc9606f12b76eaa7e71dd9a1d6b53c8785e2a098fbb4e84fed66ee0f9c17ec","target":"record","created_at":"2026-07-05T11:47:28Z","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":"ac97040965a928e30bc925561351c982c7e2763eed347a35cbb9c9f124b0187a","cross_cats_sorted":["cs.AI","cs.IR"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.DL","submitted_at":"2025-07-18T18:55:57Z","title_canon_sha256":"d76d682e9f49c29fc76aa160c2234787f62b9f8eea1f502b0b69107aef02f729"},"schema_version":"1.0","source":{"id":"2508.00867","kind":"arxiv","version":1}},"canonical_sha256":"a5a7635d2e0f46c45275bde5d2f24bc246cc0f5ff40bddc4181d318dc0f63a29","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a5a7635d2e0f46c45275bde5d2f24bc246cc0f5ff40bddc4181d318dc0f63a29","first_computed_at":"2026-07-05T11:47:28.851407Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:47:28.851407Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"C+DWZ/OrUPzgKdxfiFxQ+aEdF8zjw+SeqpyP62WsAmAr+1DmHLYQ7M/7cOCfClG6bEkE/+i1VBaMuIQ+iYyxDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:47:28.851820Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.00867","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a3bc9606f12b76eaa7e71dd9a1d6b53c8785e2a098fbb4e84fed66ee0f9c17ec","sha256:74b7ded63e78d6ee3225b9ca11d403f28cf25660774ad4a44f9234e443f06cfb"],"state_sha256":"08ab76b9a799c3d9e60fba13e76d131f7089df5fb58bb4906d6e240e19a30e30"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"27FSBmasas6qm7aVAeM0OvGqR2jC6q7edH+nenywp53nisP1yhT5rAdMeSkhUu2XUmJzEJRQX3i2wSf4bkhnAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T22:59:40.814451Z","bundle_sha256":"41ac1ae469e78c69ed2116c88af38c4e52878ce947f2ad7c475d8d2ef31caa85"}}