{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:PGWDWO5FT27V3UHM6GQZMU27B2","short_pith_number":"pith:PGWDWO5F","canonical_record":{"source":{"id":"1809.03040","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2018-09-09T20:32:48Z","cross_cats_sorted":[],"title_canon_sha256":"dfb8faa56b6f87747a58cfa29b512dc3ace1e84cedfec797f460cfa9002470db","abstract_canon_sha256":"1de55b0fce1dca2bc2472b666bf02f6b109c5882cc23801e00da0e04b90924b2"},"schema_version":"1.0"},"canonical_sha256":"79ac3b3ba59ebf5dd0ecf1a196535f0e96b97700f6c7f9440be1fef817826c1c","source":{"kind":"arxiv","id":"1809.03040","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.03040","created_at":"2026-05-18T00:04:07Z"},{"alias_kind":"arxiv_version","alias_value":"1809.03040v2","created_at":"2026-05-18T00:04:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.03040","created_at":"2026-05-18T00:04:07Z"},{"alias_kind":"pith_short_12","alias_value":"PGWDWO5FT27V","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"PGWDWO5FT27V3UHM","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"PGWDWO5F","created_at":"2026-05-18T12:32:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:PGWDWO5FT27V3UHM6GQZMU27B2","target":"record","payload":{"canonical_record":{"source":{"id":"1809.03040","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2018-09-09T20:32:48Z","cross_cats_sorted":[],"title_canon_sha256":"dfb8faa56b6f87747a58cfa29b512dc3ace1e84cedfec797f460cfa9002470db","abstract_canon_sha256":"1de55b0fce1dca2bc2472b666bf02f6b109c5882cc23801e00da0e04b90924b2"},"schema_version":"1.0"},"canonical_sha256":"79ac3b3ba59ebf5dd0ecf1a196535f0e96b97700f6c7f9440be1fef817826c1c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:07.304641Z","signature_b64":"8xSPOTVAbbzAQsxYvNOe+ry8vVvEDm3aou8xYbH++YhlZCBVbYIn53NrXzj9Y10dpRCzA/efo78yIjXN0CaJBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"79ac3b3ba59ebf5dd0ecf1a196535f0e96b97700f6c7f9440be1fef817826c1c","last_reissued_at":"2026-05-18T00:04:07.303888Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:07.303888Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.03040","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":"2026-05-18T00:04:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RHkXF9sWBhfXZ2uvgZstANpTmqiLWGX5lJ2K1bhUBDdjnTNyW+XLq8KwnpNRL7EDURMMzVBtqyM9KL2f+69mDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T07:57:30.214134Z"},"content_sha256":"9d42f04864889e95b3f39842da95aaf5d1b682a2f11ab2571004e3e59c7d693f","schema_version":"1.0","event_id":"sha256:9d42f04864889e95b3f39842da95aaf5d1b682a2f11ab2571004e3e59c7d693f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:PGWDWO5FT27V3UHM6GQZMU27B2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fairness-Aware Recommendation of Information Curators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.IR","authors_text":"James Caverlee, Jianling Wang, Yin Zhang, Ziwei Zhu","submitted_at":"2018-09-09T20:32:48Z","abstract_excerpt":"This paper highlights our ongoing efforts to create effective information curator recommendation models that can be personalized for individual users, while maintaining important fairness properties. Concretely, we introduce the problem of information curator recommendation, provide a high-level overview of a fairness-aware recommender, and introduce some preliminary experimental evidence over a real-world Twitter dataset. We conclude with some thoughts on future directions."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.03040","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":""},"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":"2026-05-18T00:04:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CCTGXvFKH8S5AWaoh9VWD+0ALiw87JIAiDo0yQ/snOCRBhd5q479aCKL4HG230KE/+RAwxdGZdihwcBmP3crAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T07:57:30.214779Z"},"content_sha256":"f0da8a5d18f90481e83979d9d23177f32a0b3beb7bef96a8f4dc28e67a35a69f","schema_version":"1.0","event_id":"sha256:f0da8a5d18f90481e83979d9d23177f32a0b3beb7bef96a8f4dc28e67a35a69f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PGWDWO5FT27V3UHM6GQZMU27B2/bundle.json","state_url":"https://pith.science/pith/PGWDWO5FT27V3UHM6GQZMU27B2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PGWDWO5FT27V3UHM6GQZMU27B2/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":"2026-06-07T07:57:30Z","links":{"resolver":"https://pith.science/pith/PGWDWO5FT27V3UHM6GQZMU27B2","bundle":"https://pith.science/pith/PGWDWO5FT27V3UHM6GQZMU27B2/bundle.json","state":"https://pith.science/pith/PGWDWO5FT27V3UHM6GQZMU27B2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PGWDWO5FT27V3UHM6GQZMU27B2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:PGWDWO5FT27V3UHM6GQZMU27B2","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":"1de55b0fce1dca2bc2472b666bf02f6b109c5882cc23801e00da0e04b90924b2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2018-09-09T20:32:48Z","title_canon_sha256":"dfb8faa56b6f87747a58cfa29b512dc3ace1e84cedfec797f460cfa9002470db"},"schema_version":"1.0","source":{"id":"1809.03040","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.03040","created_at":"2026-05-18T00:04:07Z"},{"alias_kind":"arxiv_version","alias_value":"1809.03040v2","created_at":"2026-05-18T00:04:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.03040","created_at":"2026-05-18T00:04:07Z"},{"alias_kind":"pith_short_12","alias_value":"PGWDWO5FT27V","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"PGWDWO5FT27V3UHM","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"PGWDWO5F","created_at":"2026-05-18T12:32:43Z"}],"graph_snapshots":[{"event_id":"sha256:f0da8a5d18f90481e83979d9d23177f32a0b3beb7bef96a8f4dc28e67a35a69f","target":"graph","created_at":"2026-05-18T00:04:07Z","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"},"paper":{"abstract_excerpt":"This paper highlights our ongoing efforts to create effective information curator recommendation models that can be personalized for individual users, while maintaining important fairness properties. Concretely, we introduce the problem of information curator recommendation, provide a high-level overview of a fairness-aware recommender, and introduce some preliminary experimental evidence over a real-world Twitter dataset. We conclude with some thoughts on future directions.","authors_text":"James Caverlee, Jianling Wang, Yin Zhang, Ziwei Zhu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2018-09-09T20:32:48Z","title":"Fairness-Aware Recommendation of Information Curators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.03040","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":"sha256:9d42f04864889e95b3f39842da95aaf5d1b682a2f11ab2571004e3e59c7d693f","target":"record","created_at":"2026-05-18T00:04:07Z","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":"1de55b0fce1dca2bc2472b666bf02f6b109c5882cc23801e00da0e04b90924b2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2018-09-09T20:32:48Z","title_canon_sha256":"dfb8faa56b6f87747a58cfa29b512dc3ace1e84cedfec797f460cfa9002470db"},"schema_version":"1.0","source":{"id":"1809.03040","kind":"arxiv","version":2}},"canonical_sha256":"79ac3b3ba59ebf5dd0ecf1a196535f0e96b97700f6c7f9440be1fef817826c1c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"79ac3b3ba59ebf5dd0ecf1a196535f0e96b97700f6c7f9440be1fef817826c1c","first_computed_at":"2026-05-18T00:04:07.303888Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:07.303888Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8xSPOTVAbbzAQsxYvNOe+ry8vVvEDm3aou8xYbH++YhlZCBVbYIn53NrXzj9Y10dpRCzA/efo78yIjXN0CaJBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:07.304641Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.03040","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9d42f04864889e95b3f39842da95aaf5d1b682a2f11ab2571004e3e59c7d693f","sha256:f0da8a5d18f90481e83979d9d23177f32a0b3beb7bef96a8f4dc28e67a35a69f"],"state_sha256":"64baf7aabb3d6d25b910dbc34ab6ec7e6a4704b4daa37fb33373a6a45be5404c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"i+wEzmFWW/6uBbQ8S6eyyT5rLRhpc5Xi/T/C0Zz+HzUUc7iBk/L3OrDXyzHrlSgMurF+0kcHUGnUU3PixnGWAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T07:57:30.218352Z","bundle_sha256":"58b4176a1f7841a3bae50363474468a99efdfa7759e00d1fba5e9414186d0789"}}