{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:L4O2WX6RX2IGI7AAF4XLNJ7RF3","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":"e0dbc6157f1b32a7d3a1ee570c2470997f6423d19da7b3d2c537b1cb3d3195a2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2018-04-26T16:34:48Z","title_canon_sha256":"47c8c66834688b77c489677b6e41fbc689477433de8b00c084c5f6b41420cc9d"},"schema_version":"1.0","source":{"id":"1804.10159","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.10159","created_at":"2026-05-18T00:17:25Z"},{"alias_kind":"arxiv_version","alias_value":"1804.10159v1","created_at":"2026-05-18T00:17:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.10159","created_at":"2026-05-18T00:17:25Z"},{"alias_kind":"pith_short_12","alias_value":"L4O2WX6RX2IG","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_16","alias_value":"L4O2WX6RX2IGI7AA","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_8","alias_value":"L4O2WX6R","created_at":"2026-05-18T12:32:33Z"}],"graph_snapshots":[{"event_id":"sha256:435dab464b7d722beddc7e787b86d849cd18ca1f9820b5a2c2d18df815da2636","target":"graph","created_at":"2026-05-18T00:17:25Z","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":"Adversaries leverage social network friend relationships to collect sensitive data from users and target them with abuse that includes fake news, cyberbullying, malware, and propaganda. Case in point, 71 out of 80 user study participants had at least 1 Facebook friend with whom they never interact, either in Facebook or in real life, or whom they believe is likely to abuse their posted photos or status updates, or post offensive, false or malicious content. We introduce AbuSniff, a system that identifies Facebook friends perceived as strangers or abusive, and protects the user by unfriending, ","authors_text":"Bogdan Carbunar, Sajedul Talukder","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2018-04-26T16:34:48Z","title":"AbuSniff: Automatic Detection and Defenses Against Abusive Facebook Friends"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.10159","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:c70cc6959b66cf34e26de15a550bdbcef83f5a1d2d9fb9ce38ae2d08f1ba7f8b","target":"record","created_at":"2026-05-18T00:17:25Z","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":"e0dbc6157f1b32a7d3a1ee570c2470997f6423d19da7b3d2c537b1cb3d3195a2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2018-04-26T16:34:48Z","title_canon_sha256":"47c8c66834688b77c489677b6e41fbc689477433de8b00c084c5f6b41420cc9d"},"schema_version":"1.0","source":{"id":"1804.10159","kind":"arxiv","version":1}},"canonical_sha256":"5f1dab5fd1be90647c002f2eb6a7f12eef154a0fba97790e69973f5cd2f9be67","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5f1dab5fd1be90647c002f2eb6a7f12eef154a0fba97790e69973f5cd2f9be67","first_computed_at":"2026-05-18T00:17:25.001844Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:17:25.001844Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mR7tVURZvs2uGictGA7n4xgCmB99Pm0lLX383OgmshuLYNTEfJt5ly2RE3GtPCwLyiui1UpP+fFC8WHdYAP5Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T00:17:25.002347Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.10159","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c70cc6959b66cf34e26de15a550bdbcef83f5a1d2d9fb9ce38ae2d08f1ba7f8b","sha256:435dab464b7d722beddc7e787b86d849cd18ca1f9820b5a2c2d18df815da2636"],"state_sha256":"81cd44dcc195ed695db2d449857458dc6af746401955b7f7a63c859b1b8dea24"}