{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:IEDSD2S2HSSFU2ON3PT65ZXS2V","short_pith_number":"pith:IEDSD2S2","canonical_record":{"source":{"id":"1905.09945","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2019-05-23T21:50:55Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"d88d08ffdc363bc5155f89644d9a7a29949a76ece0c965cdbf135286770c7c5b","abstract_canon_sha256":"94e77c3e309d489650617a91f8b813b636e0a9fdb9fcf6f1b8f051972f35f249"},"schema_version":"1.0"},"canonical_sha256":"410721ea5a3ca45a69cddbe7eee6f2d54a3ac7160ee2add1d314480c0c284780","source":{"kind":"arxiv","id":"1905.09945","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1905.09945","created_at":"2026-05-17T23:45:13Z"},{"alias_kind":"arxiv_version","alias_value":"1905.09945v1","created_at":"2026-05-17T23:45:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1905.09945","created_at":"2026-05-17T23:45:13Z"},{"alias_kind":"pith_short_12","alias_value":"IEDSD2S2HSSF","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_16","alias_value":"IEDSD2S2HSSFU2ON","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_8","alias_value":"IEDSD2S2","created_at":"2026-05-18T12:33:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:IEDSD2S2HSSFU2ON3PT65ZXS2V","target":"record","payload":{"canonical_record":{"source":{"id":"1905.09945","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2019-05-23T21:50:55Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"d88d08ffdc363bc5155f89644d9a7a29949a76ece0c965cdbf135286770c7c5b","abstract_canon_sha256":"94e77c3e309d489650617a91f8b813b636e0a9fdb9fcf6f1b8f051972f35f249"},"schema_version":"1.0"},"canonical_sha256":"410721ea5a3ca45a69cddbe7eee6f2d54a3ac7160ee2add1d314480c0c284780","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:45:13.935235Z","signature_b64":"uWPJ69mHGbX23h++2eTOHjtGhLZVL3bgAvQKpcuW1QQX4OQwBbIS68ZYPJ2fofsQvEdZhYeFhJ1arjvgQtWoCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"410721ea5a3ca45a69cddbe7eee6f2d54a3ac7160ee2add1d314480c0c284780","last_reissued_at":"2026-05-17T23:45:13.934595Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:45:13.934595Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1905.09945","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":"2026-05-17T23:45:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kFkkSJmw8ZJr/d+tdm64uPC9wXOm+Sx6E9fEoNRVb4MWWLoxnesIwF8okKM3HrHpA5IyuGYERtbFYNgXHgzkDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T13:22:17.789278Z"},"content_sha256":"e9e03a8500162553398df56c2e513b38425ac8fb51144a7e57ddb6e550929e9e","schema_version":"1.0","event_id":"sha256:e9e03a8500162553398df56c2e513b38425ac8fb51144a7e57ddb6e550929e9e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:IEDSD2S2HSSFU2ON3PT65ZXS2V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multifaceted Privacy: How to Express Your Online Persona without Revealing Your Sensitive Attributes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"cs.SI","authors_text":"Amr El Abbadi, Ishani Gupta, Rey Tang, Victor Zakhary","submitted_at":"2019-05-23T21:50:55Z","abstract_excerpt":"Recent works in social network stream analysis show that a user's online persona attributes (e.g., gender, ethnicity, political interest, location, etc.) can be accurately inferred from the topics the user writes about or engages with. Attribute and preference inferences have been widely used to serve personalized recommendations, directed ads, and to enhance the user experience in social networks. However, revealing a user's sensitive attributes could represent a privacy threat to some individuals. Microtargeting (e.g.,Cambridge Analytica scandal), surveillance, and discriminating ads are exa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1905.09945","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":""},"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":"2026-05-17T23:45:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tzlHWQvTgSNh2fsv5Gn4A2BspXFP2ENZ8An+dxraJVvIH9ZB4kyLkn2mqPChoaoW9UMIiKy/uLbW6tMCeh0sDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T13:22:17.789892Z"},"content_sha256":"ccb060d80884261936cd261a6053ab1df5ec47f4d007bae348c03d6c3d577549","schema_version":"1.0","event_id":"sha256:ccb060d80884261936cd261a6053ab1df5ec47f4d007bae348c03d6c3d577549"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IEDSD2S2HSSFU2ON3PT65ZXS2V/bundle.json","state_url":"https://pith.science/pith/IEDSD2S2HSSFU2ON3PT65ZXS2V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IEDSD2S2HSSFU2ON3PT65ZXS2V/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":"2026-06-02T13:22:17Z","links":{"resolver":"https://pith.science/pith/IEDSD2S2HSSFU2ON3PT65ZXS2V","bundle":"https://pith.science/pith/IEDSD2S2HSSFU2ON3PT65ZXS2V/bundle.json","state":"https://pith.science/pith/IEDSD2S2HSSFU2ON3PT65ZXS2V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IEDSD2S2HSSFU2ON3PT65ZXS2V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:IEDSD2S2HSSFU2ON3PT65ZXS2V","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":"94e77c3e309d489650617a91f8b813b636e0a9fdb9fcf6f1b8f051972f35f249","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2019-05-23T21:50:55Z","title_canon_sha256":"d88d08ffdc363bc5155f89644d9a7a29949a76ece0c965cdbf135286770c7c5b"},"schema_version":"1.0","source":{"id":"1905.09945","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1905.09945","created_at":"2026-05-17T23:45:13Z"},{"alias_kind":"arxiv_version","alias_value":"1905.09945v1","created_at":"2026-05-17T23:45:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1905.09945","created_at":"2026-05-17T23:45:13Z"},{"alias_kind":"pith_short_12","alias_value":"IEDSD2S2HSSF","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_16","alias_value":"IEDSD2S2HSSFU2ON","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_8","alias_value":"IEDSD2S2","created_at":"2026-05-18T12:33:18Z"}],"graph_snapshots":[{"event_id":"sha256:ccb060d80884261936cd261a6053ab1df5ec47f4d007bae348c03d6c3d577549","target":"graph","created_at":"2026-05-17T23:45:13Z","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":"Recent works in social network stream analysis show that a user's online persona attributes (e.g., gender, ethnicity, political interest, location, etc.) can be accurately inferred from the topics the user writes about or engages with. Attribute and preference inferences have been widely used to serve personalized recommendations, directed ads, and to enhance the user experience in social networks. However, revealing a user's sensitive attributes could represent a privacy threat to some individuals. Microtargeting (e.g.,Cambridge Analytica scandal), surveillance, and discriminating ads are exa","authors_text":"Amr El Abbadi, Ishani Gupta, Rey Tang, Victor Zakhary","cross_cats":["cs.CR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2019-05-23T21:50:55Z","title":"Multifaceted Privacy: How to Express Your Online Persona without Revealing Your Sensitive Attributes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1905.09945","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:e9e03a8500162553398df56c2e513b38425ac8fb51144a7e57ddb6e550929e9e","target":"record","created_at":"2026-05-17T23:45:13Z","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":"94e77c3e309d489650617a91f8b813b636e0a9fdb9fcf6f1b8f051972f35f249","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2019-05-23T21:50:55Z","title_canon_sha256":"d88d08ffdc363bc5155f89644d9a7a29949a76ece0c965cdbf135286770c7c5b"},"schema_version":"1.0","source":{"id":"1905.09945","kind":"arxiv","version":1}},"canonical_sha256":"410721ea5a3ca45a69cddbe7eee6f2d54a3ac7160ee2add1d314480c0c284780","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"410721ea5a3ca45a69cddbe7eee6f2d54a3ac7160ee2add1d314480c0c284780","first_computed_at":"2026-05-17T23:45:13.934595Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:45:13.934595Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uWPJ69mHGbX23h++2eTOHjtGhLZVL3bgAvQKpcuW1QQX4OQwBbIS68ZYPJ2fofsQvEdZhYeFhJ1arjvgQtWoCg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:45:13.935235Z","signed_message":"canonical_sha256_bytes"},"source_id":"1905.09945","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e9e03a8500162553398df56c2e513b38425ac8fb51144a7e57ddb6e550929e9e","sha256:ccb060d80884261936cd261a6053ab1df5ec47f4d007bae348c03d6c3d577549"],"state_sha256":"a35e352505039e0ad939ae44ce785aca683a03e601e2122f400310d449a0b31d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Xf0sxPQ5TIq9QuJHsvZtIX9jrAlYjDJ9NhCGSuZYIerV/SVEInB5pJrkYZ9bD2peLIOezPfeJgDIduEOMgL/Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T13:22:17.792453Z","bundle_sha256":"7f64e33316b81746ab0f902f6d7c38f52de45165f8e748e7a145d1d0037d2673"}}