{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:4LIBOK4OR7CTQJ3BH45V4YGKSR","short_pith_number":"pith:4LIBOK4O","canonical_record":{"source":{"id":"2209.04011","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2022-09-08T19:34:50Z","cross_cats_sorted":[],"title_canon_sha256":"8be0d74f8a4f497b502e44ce1cd089cf781efeb35d91fb53ad0ff090e8887ec4","abstract_canon_sha256":"ac2b37282af1cd381243b3d262ba5487b10406e4955e893fb145354e08feb857"},"schema_version":"1.0"},"canonical_sha256":"e2d0172b8e8fc53827613f3b5e60ca94673b7d78e42420dab3f2001a9c8e8648","source":{"kind":"arxiv","id":"2209.04011","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2209.04011","created_at":"2026-07-05T04:55:54Z"},{"alias_kind":"arxiv_version","alias_value":"2209.04011v1","created_at":"2026-07-05T04:55:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.04011","created_at":"2026-07-05T04:55:54Z"},{"alias_kind":"pith_short_12","alias_value":"4LIBOK4OR7CT","created_at":"2026-07-05T04:55:54Z"},{"alias_kind":"pith_short_16","alias_value":"4LIBOK4OR7CTQJ3B","created_at":"2026-07-05T04:55:54Z"},{"alias_kind":"pith_short_8","alias_value":"4LIBOK4O","created_at":"2026-07-05T04:55:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:4LIBOK4OR7CTQJ3BH45V4YGKSR","target":"record","payload":{"canonical_record":{"source":{"id":"2209.04011","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2022-09-08T19:34:50Z","cross_cats_sorted":[],"title_canon_sha256":"8be0d74f8a4f497b502e44ce1cd089cf781efeb35d91fb53ad0ff090e8887ec4","abstract_canon_sha256":"ac2b37282af1cd381243b3d262ba5487b10406e4955e893fb145354e08feb857"},"schema_version":"1.0"},"canonical_sha256":"e2d0172b8e8fc53827613f3b5e60ca94673b7d78e42420dab3f2001a9c8e8648","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:55:54.917108Z","signature_b64":"55iEma+if4yOkHy+jyq0/Z2ma8XT3LrnK8g8GWEGHFKH1FvgOnTY3ove4ghDOE8b0fOfmZfLQgIoN9KLR3+iCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e2d0172b8e8fc53827613f3b5e60ca94673b7d78e42420dab3f2001a9c8e8648","last_reissued_at":"2026-07-05T04:55:54.916669Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:55:54.916669Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2209.04011","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":"2026-07-05T04:55:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yDN7g9x0Z73bid/37FtTQoFm00UEGCXTqTOU/9dgOb3ocyqdT3XABlpN19UqpNypGhXqgLL1z/CdnMc3E6IBBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T22:39:05.539097Z"},"content_sha256":"af8571eb0fe185babfab0ee055107f69a2753cce6ed20934015ae62f1372971b","schema_version":"1.0","event_id":"sha256:af8571eb0fe185babfab0ee055107f69a2753cce6ed20934015ae62f1372971b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:4LIBOK4OR7CTQJ3BH45V4YGKSR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"RecSys Fairness Metrics: Many to Use But Which One To Choose?","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.HC","authors_text":"Jessie J. Smith, Lex Beattie","submitted_at":"2022-09-08T19:34:50Z","abstract_excerpt":"In recent years, recommendation and ranking systems have become increasingly popular on digital platforms. However, previous work has highlighted how personalized systems might lead to unintentional harms for users. Practitioners require metrics to measure and mitigate these types of harms in production systems. To meet this need, many fairness definitions have been introduced and explored by the RecSys community. Unfortunately, this has led to a proliferation of possible fairness metrics from which practitioners can choose. The increase in volume and complexity of metrics creates a need for p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.04011","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/2209.04011/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":"2026-07-05T04:55:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ou0pvPj4A7ViGanjrt3qf+PO1uaC4mbPpJJ3OLGe9MqG3yle0/jXEPYTYc7GP9s4QneoJoDtJH7aNTcuneJUBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T22:39:05.539656Z"},"content_sha256":"8744d26b022001aa7a25d3f6938f589fbebc208a2b50739498fb5ff6c9e46269","schema_version":"1.0","event_id":"sha256:8744d26b022001aa7a25d3f6938f589fbebc208a2b50739498fb5ff6c9e46269"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4LIBOK4OR7CTQJ3BH45V4YGKSR/bundle.json","state_url":"https://pith.science/pith/4LIBOK4OR7CTQJ3BH45V4YGKSR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4LIBOK4OR7CTQJ3BH45V4YGKSR/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":"2026-08-10T22:39:05Z","links":{"resolver":"https://pith.science/pith/4LIBOK4OR7CTQJ3BH45V4YGKSR","bundle":"https://pith.science/pith/4LIBOK4OR7CTQJ3BH45V4YGKSR/bundle.json","state":"https://pith.science/pith/4LIBOK4OR7CTQJ3BH45V4YGKSR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4LIBOK4OR7CTQJ3BH45V4YGKSR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:4LIBOK4OR7CTQJ3BH45V4YGKSR","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":"ac2b37282af1cd381243b3d262ba5487b10406e4955e893fb145354e08feb857","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2022-09-08T19:34:50Z","title_canon_sha256":"8be0d74f8a4f497b502e44ce1cd089cf781efeb35d91fb53ad0ff090e8887ec4"},"schema_version":"1.0","source":{"id":"2209.04011","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2209.04011","created_at":"2026-07-05T04:55:54Z"},{"alias_kind":"arxiv_version","alias_value":"2209.04011v1","created_at":"2026-07-05T04:55:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.04011","created_at":"2026-07-05T04:55:54Z"},{"alias_kind":"pith_short_12","alias_value":"4LIBOK4OR7CT","created_at":"2026-07-05T04:55:54Z"},{"alias_kind":"pith_short_16","alias_value":"4LIBOK4OR7CTQJ3B","created_at":"2026-07-05T04:55:54Z"},{"alias_kind":"pith_short_8","alias_value":"4LIBOK4O","created_at":"2026-07-05T04:55:54Z"}],"graph_snapshots":[{"event_id":"sha256:8744d26b022001aa7a25d3f6938f589fbebc208a2b50739498fb5ff6c9e46269","target":"graph","created_at":"2026-07-05T04:55:54Z","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/2209.04011/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In recent years, recommendation and ranking systems have become increasingly popular on digital platforms. However, previous work has highlighted how personalized systems might lead to unintentional harms for users. Practitioners require metrics to measure and mitigate these types of harms in production systems. To meet this need, many fairness definitions have been introduced and explored by the RecSys community. Unfortunately, this has led to a proliferation of possible fairness metrics from which practitioners can choose. The increase in volume and complexity of metrics creates a need for p","authors_text":"Jessie J. Smith, Lex Beattie","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2022-09-08T19:34:50Z","title":"RecSys Fairness Metrics: Many to Use But Which One To Choose?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.04011","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:af8571eb0fe185babfab0ee055107f69a2753cce6ed20934015ae62f1372971b","target":"record","created_at":"2026-07-05T04:55:54Z","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":"ac2b37282af1cd381243b3d262ba5487b10406e4955e893fb145354e08feb857","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2022-09-08T19:34:50Z","title_canon_sha256":"8be0d74f8a4f497b502e44ce1cd089cf781efeb35d91fb53ad0ff090e8887ec4"},"schema_version":"1.0","source":{"id":"2209.04011","kind":"arxiv","version":1}},"canonical_sha256":"e2d0172b8e8fc53827613f3b5e60ca94673b7d78e42420dab3f2001a9c8e8648","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e2d0172b8e8fc53827613f3b5e60ca94673b7d78e42420dab3f2001a9c8e8648","first_computed_at":"2026-07-05T04:55:54.916669Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:55:54.916669Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"55iEma+if4yOkHy+jyq0/Z2ma8XT3LrnK8g8GWEGHFKH1FvgOnTY3ove4ghDOE8b0fOfmZfLQgIoN9KLR3+iCg==","signature_status":"signed_v1","signed_at":"2026-07-05T04:55:54.917108Z","signed_message":"canonical_sha256_bytes"},"source_id":"2209.04011","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:af8571eb0fe185babfab0ee055107f69a2753cce6ed20934015ae62f1372971b","sha256:8744d26b022001aa7a25d3f6938f589fbebc208a2b50739498fb5ff6c9e46269"],"state_sha256":"364b487574977929a8480f00b2fdf1775878630fcc6bab215c85a1d591489d45"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4wIJxLcx6KVZHmjylwv7jLmKAVZmBmfChN8luEiKbaOcKZre3IntZrtxn3MgvJD+oAqdoGFIdtIoOWbBTgy2Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T22:39:05.543578Z","bundle_sha256":"02241f80545f9d8877059bd4e2d505834fc025ce6ef59a89dc78f6854fbac677"}}