{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:OJMQNQW2ILB3XMRYMYRSQ5JLEJ","short_pith_number":"pith:OJMQNQW2","canonical_record":{"source":{"id":"2202.06466","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2022-02-14T02:58:55Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"26f8406bae714b1706e2f18295080fac93577899851f68ab32794547e91a138b","abstract_canon_sha256":"5f90c522ddb5a273916dbcde1df60d04319492a5bcb01887164f4b08901edbe7"},"schema_version":"1.0"},"canonical_sha256":"725906c2da42c3bbb238662328752b22730803fd91241c501b6afca1bedbae9e","source":{"kind":"arxiv","id":"2202.06466","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.06466","created_at":"2026-07-05T03:56:38Z"},{"alias_kind":"arxiv_version","alias_value":"2202.06466v1","created_at":"2026-07-05T03:56:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.06466","created_at":"2026-07-05T03:56:38Z"},{"alias_kind":"pith_short_12","alias_value":"OJMQNQW2ILB3","created_at":"2026-07-05T03:56:38Z"},{"alias_kind":"pith_short_16","alias_value":"OJMQNQW2ILB3XMRY","created_at":"2026-07-05T03:56:38Z"},{"alias_kind":"pith_short_8","alias_value":"OJMQNQW2","created_at":"2026-07-05T03:56:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:OJMQNQW2ILB3XMRYMYRSQ5JLEJ","target":"record","payload":{"canonical_record":{"source":{"id":"2202.06466","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2022-02-14T02:58:55Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"26f8406bae714b1706e2f18295080fac93577899851f68ab32794547e91a138b","abstract_canon_sha256":"5f90c522ddb5a273916dbcde1df60d04319492a5bcb01887164f4b08901edbe7"},"schema_version":"1.0"},"canonical_sha256":"725906c2da42c3bbb238662328752b22730803fd91241c501b6afca1bedbae9e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:56:38.743692Z","signature_b64":"ZEW/edWyE6Mn5Yhtoqtdj41bDsUefJaO4a00BbrQZ626pmTZMwFygFSlBK0LxNI7iu4NAdBdL6K5Akr/7PXoDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"725906c2da42c3bbb238662328752b22730803fd91241c501b6afca1bedbae9e","last_reissued_at":"2026-07-05T03:56:38.743189Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:56:38.743189Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2202.06466","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":"2026-07-05T03:56:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AdWWMBQXp4BCsh2/g1oqE6eS7GOrhEqKBOqEU4q1VZbdnL74rvyvHv4kIOLDPSbUxvaTpSqKeB4oYLRSAvPTCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T03:19:33.572203Z"},"content_sha256":"e7af9d9d19ba550a7a678426fbc7ba4155b85accaa9935aa5b1889d7b0c771b6","schema_version":"1.0","event_id":"sha256:e7af9d9d19ba550a7a678426fbc7ba4155b85accaa9935aa5b1889d7b0c771b6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:OJMQNQW2ILB3XMRYMYRSQ5JLEJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measuring \"Why\" in Recommender Systems: a Comprehensive Survey on the Evaluation of Explainable Recommendation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.IR","authors_text":"Ji-Rong Wen, Xu Chen, Yongfeng Zhang","submitted_at":"2022-02-14T02:58:55Z","abstract_excerpt":"Explainable recommendation has shown its great advantages for improving recommendation persuasiveness, user satisfaction, system transparency, among others. A fundamental problem of explainable recommendation is how to evaluate the explanations. In the past few years, various evaluation strategies have been proposed. However, they are scattered in different papers, and there lacks a systematic and detailed comparison between them. To bridge this gap, in this paper, we comprehensively review the previous work, and provide different taxonomies for them according to the evaluation perspectives an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.06466","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/2202.06466/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":"2026-07-05T03:56:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LRQFUMlHKZcoMYj1yT7druU82NABecr0e5eU06dSY6ZaABR6WCjlU/fNK9cltKozau0xY2nV78rJINKSTRnhCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T03:19:33.572722Z"},"content_sha256":"ef551b3aba9af59e67051314e526488d10cc00d1b7c5452c8864b30106997824","schema_version":"1.0","event_id":"sha256:ef551b3aba9af59e67051314e526488d10cc00d1b7c5452c8864b30106997824"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OJMQNQW2ILB3XMRYMYRSQ5JLEJ/bundle.json","state_url":"https://pith.science/pith/OJMQNQW2ILB3XMRYMYRSQ5JLEJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OJMQNQW2ILB3XMRYMYRSQ5JLEJ/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":"2026-08-23T03:19:33Z","links":{"resolver":"https://pith.science/pith/OJMQNQW2ILB3XMRYMYRSQ5JLEJ","bundle":"https://pith.science/pith/OJMQNQW2ILB3XMRYMYRSQ5JLEJ/bundle.json","state":"https://pith.science/pith/OJMQNQW2ILB3XMRYMYRSQ5JLEJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OJMQNQW2ILB3XMRYMYRSQ5JLEJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:OJMQNQW2ILB3XMRYMYRSQ5JLEJ","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":"5f90c522ddb5a273916dbcde1df60d04319492a5bcb01887164f4b08901edbe7","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2022-02-14T02:58:55Z","title_canon_sha256":"26f8406bae714b1706e2f18295080fac93577899851f68ab32794547e91a138b"},"schema_version":"1.0","source":{"id":"2202.06466","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.06466","created_at":"2026-07-05T03:56:38Z"},{"alias_kind":"arxiv_version","alias_value":"2202.06466v1","created_at":"2026-07-05T03:56:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.06466","created_at":"2026-07-05T03:56:38Z"},{"alias_kind":"pith_short_12","alias_value":"OJMQNQW2ILB3","created_at":"2026-07-05T03:56:38Z"},{"alias_kind":"pith_short_16","alias_value":"OJMQNQW2ILB3XMRY","created_at":"2026-07-05T03:56:38Z"},{"alias_kind":"pith_short_8","alias_value":"OJMQNQW2","created_at":"2026-07-05T03:56:38Z"}],"graph_snapshots":[{"event_id":"sha256:ef551b3aba9af59e67051314e526488d10cc00d1b7c5452c8864b30106997824","target":"graph","created_at":"2026-07-05T03:56:38Z","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/2202.06466/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Explainable recommendation has shown its great advantages for improving recommendation persuasiveness, user satisfaction, system transparency, among others. A fundamental problem of explainable recommendation is how to evaluate the explanations. In the past few years, various evaluation strategies have been proposed. However, they are scattered in different papers, and there lacks a systematic and detailed comparison between them. To bridge this gap, in this paper, we comprehensively review the previous work, and provide different taxonomies for them according to the evaluation perspectives an","authors_text":"Ji-Rong Wen, Xu Chen, Yongfeng Zhang","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2022-02-14T02:58:55Z","title":"Measuring \"Why\" in Recommender Systems: a Comprehensive Survey on the Evaluation of Explainable Recommendation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.06466","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:e7af9d9d19ba550a7a678426fbc7ba4155b85accaa9935aa5b1889d7b0c771b6","target":"record","created_at":"2026-07-05T03:56:38Z","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":"5f90c522ddb5a273916dbcde1df60d04319492a5bcb01887164f4b08901edbe7","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2022-02-14T02:58:55Z","title_canon_sha256":"26f8406bae714b1706e2f18295080fac93577899851f68ab32794547e91a138b"},"schema_version":"1.0","source":{"id":"2202.06466","kind":"arxiv","version":1}},"canonical_sha256":"725906c2da42c3bbb238662328752b22730803fd91241c501b6afca1bedbae9e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"725906c2da42c3bbb238662328752b22730803fd91241c501b6afca1bedbae9e","first_computed_at":"2026-07-05T03:56:38.743189Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:56:38.743189Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZEW/edWyE6Mn5Yhtoqtdj41bDsUefJaO4a00BbrQZ626pmTZMwFygFSlBK0LxNI7iu4NAdBdL6K5Akr/7PXoDA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:56:38.743692Z","signed_message":"canonical_sha256_bytes"},"source_id":"2202.06466","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e7af9d9d19ba550a7a678426fbc7ba4155b85accaa9935aa5b1889d7b0c771b6","sha256:ef551b3aba9af59e67051314e526488d10cc00d1b7c5452c8864b30106997824"],"state_sha256":"2bf60e1ad846b4f3b64d19fa707841182782baee46a89417f4667834a47020a9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"41+yMtsHm0ym0Rt6Ls1hP+dUjxHBPNK9lymt93kxGf8rQQRjYa8VG+usaSagAtM0C/97ax3VyImJ8333F10WAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T03:19:33.577784Z","bundle_sha256":"e19030bc69775a82e4fbd05859dd08be0403701de506f2a7a9b9a6aac08e3ac9"}}