{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:74KNV5KRDNOXNULMUP2FRNFLCA","short_pith_number":"pith:74KNV5KR","canonical_record":{"source":{"id":"2505.07852","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-05-07T22:30:53Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"3d17e0e2995c8da7b0456847b84887f13ab39a84a4e7c938df95f31b3ec45e21","abstract_canon_sha256":"abf51e8d7b1860342c9983ba19057ef0c884ea4d03cbe2d23c9ee6b104f03591"},"schema_version":"1.0"},"canonical_sha256":"ff14daf5511b5d76d16ca3f458b4ab10215a50030bff17b1eb90dd2b87c2448c","source":{"kind":"arxiv","id":"2505.07852","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.07852","created_at":"2026-07-05T11:01:58Z"},{"alias_kind":"arxiv_version","alias_value":"2505.07852v1","created_at":"2026-07-05T11:01:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.07852","created_at":"2026-07-05T11:01:58Z"},{"alias_kind":"pith_short_12","alias_value":"74KNV5KRDNOX","created_at":"2026-07-05T11:01:58Z"},{"alias_kind":"pith_short_16","alias_value":"74KNV5KRDNOXNULM","created_at":"2026-07-05T11:01:58Z"},{"alias_kind":"pith_short_8","alias_value":"74KNV5KR","created_at":"2026-07-05T11:01:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:74KNV5KRDNOXNULMUP2FRNFLCA","target":"record","payload":{"canonical_record":{"source":{"id":"2505.07852","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-05-07T22:30:53Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"3d17e0e2995c8da7b0456847b84887f13ab39a84a4e7c938df95f31b3ec45e21","abstract_canon_sha256":"abf51e8d7b1860342c9983ba19057ef0c884ea4d03cbe2d23c9ee6b104f03591"},"schema_version":"1.0"},"canonical_sha256":"ff14daf5511b5d76d16ca3f458b4ab10215a50030bff17b1eb90dd2b87c2448c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:01:58.079828Z","signature_b64":"imB6i696eD11OyT3hQtPvl0P6675T9qcA9pr7VqxUE9qK2YAhtGJMgT9hrZiimRxSMfLZr8zSd9ernK8EDvcBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff14daf5511b5d76d16ca3f458b4ab10215a50030bff17b1eb90dd2b87c2448c","last_reissued_at":"2026-07-05T11:01:58.079352Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:01:58.079352Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2505.07852","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":"2026-07-05T11:01:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7jOZa0qN4RAxPHYdKre91TNHjhNEWFiRdln5IsreRn/JLoZlo8VjMjawSGmOksydXMtMtXTCNlMieCrDR2RyAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T15:06:29.096996Z"},"content_sha256":"b49a05ce9d08f9d262c14642cebbbc8b272bf4d75b5991d4fad2602ae7a4d15d","schema_version":"1.0","event_id":"sha256:b49a05ce9d08f9d262c14642cebbbc8b272bf4d75b5991d4fad2602ae7a4d15d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:74KNV5KRDNOXNULMUP2FRNFLCA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Joint Detection of Fraud and Concept Drift inOnline Conversations with LLM-Assisted Judgment","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI","cs.LG"],"primary_cat":"cs.CL","authors_text":"Ali Senol, Garima Agrawal, Huan Liu","submitted_at":"2025-05-07T22:30:53Z","abstract_excerpt":"Detecting fake interactions in digital communication platforms remains a challenging and insufficiently addressed problem. These interactions may appear as harmless spam or escalate into sophisticated scam attempts, making it difficult to flag malicious intent early. Traditional detection methods often rely on static anomaly detection techniques that fail to adapt to dynamic conversational shifts. One key limitation is the misinterpretation of benign topic transitions referred to as concept drift as fraudulent behavior, leading to either false alarms or missed threats. We propose a two stage d"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.07852","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/2505.07852/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":"2026-07-05T11:01:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3LvR+ZpTf7Di+BkctACSluc+vCxqZBwDkUBiuaCubZtJTRqfSI4z9kiKjQAFrZeELHNoHugUnSp3BlKxVNPICA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T15:06:29.098085Z"},"content_sha256":"7ca76f912bd987cfa4191b1feff229fe46d27bc2bbf0c30994a697bd0720817c","schema_version":"1.0","event_id":"sha256:7ca76f912bd987cfa4191b1feff229fe46d27bc2bbf0c30994a697bd0720817c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/74KNV5KRDNOXNULMUP2FRNFLCA/bundle.json","state_url":"https://pith.science/pith/74KNV5KRDNOXNULMUP2FRNFLCA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/74KNV5KRDNOXNULMUP2FRNFLCA/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":"2026-08-20T15:06:29Z","links":{"resolver":"https://pith.science/pith/74KNV5KRDNOXNULMUP2FRNFLCA","bundle":"https://pith.science/pith/74KNV5KRDNOXNULMUP2FRNFLCA/bundle.json","state":"https://pith.science/pith/74KNV5KRDNOXNULMUP2FRNFLCA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/74KNV5KRDNOXNULMUP2FRNFLCA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:74KNV5KRDNOXNULMUP2FRNFLCA","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":"abf51e8d7b1860342c9983ba19057ef0c884ea4d03cbe2d23c9ee6b104f03591","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-05-07T22:30:53Z","title_canon_sha256":"3d17e0e2995c8da7b0456847b84887f13ab39a84a4e7c938df95f31b3ec45e21"},"schema_version":"1.0","source":{"id":"2505.07852","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.07852","created_at":"2026-07-05T11:01:58Z"},{"alias_kind":"arxiv_version","alias_value":"2505.07852v1","created_at":"2026-07-05T11:01:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.07852","created_at":"2026-07-05T11:01:58Z"},{"alias_kind":"pith_short_12","alias_value":"74KNV5KRDNOX","created_at":"2026-07-05T11:01:58Z"},{"alias_kind":"pith_short_16","alias_value":"74KNV5KRDNOXNULM","created_at":"2026-07-05T11:01:58Z"},{"alias_kind":"pith_short_8","alias_value":"74KNV5KR","created_at":"2026-07-05T11:01:58Z"}],"graph_snapshots":[{"event_id":"sha256:7ca76f912bd987cfa4191b1feff229fe46d27bc2bbf0c30994a697bd0720817c","target":"graph","created_at":"2026-07-05T11:01:58Z","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/2505.07852/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Detecting fake interactions in digital communication platforms remains a challenging and insufficiently addressed problem. These interactions may appear as harmless spam or escalate into sophisticated scam attempts, making it difficult to flag malicious intent early. Traditional detection methods often rely on static anomaly detection techniques that fail to adapt to dynamic conversational shifts. One key limitation is the misinterpretation of benign topic transitions referred to as concept drift as fraudulent behavior, leading to either false alarms or missed threats. We propose a two stage d","authors_text":"Ali Senol, Garima Agrawal, Huan Liu","cross_cats":["cs.AI","cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-05-07T22:30:53Z","title":"Joint Detection of Fraud and Concept Drift inOnline Conversations with LLM-Assisted Judgment"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.07852","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:b49a05ce9d08f9d262c14642cebbbc8b272bf4d75b5991d4fad2602ae7a4d15d","target":"record","created_at":"2026-07-05T11:01:58Z","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":"abf51e8d7b1860342c9983ba19057ef0c884ea4d03cbe2d23c9ee6b104f03591","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-05-07T22:30:53Z","title_canon_sha256":"3d17e0e2995c8da7b0456847b84887f13ab39a84a4e7c938df95f31b3ec45e21"},"schema_version":"1.0","source":{"id":"2505.07852","kind":"arxiv","version":1}},"canonical_sha256":"ff14daf5511b5d76d16ca3f458b4ab10215a50030bff17b1eb90dd2b87c2448c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ff14daf5511b5d76d16ca3f458b4ab10215a50030bff17b1eb90dd2b87c2448c","first_computed_at":"2026-07-05T11:01:58.079352Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:01:58.079352Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"imB6i696eD11OyT3hQtPvl0P6675T9qcA9pr7VqxUE9qK2YAhtGJMgT9hrZiimRxSMfLZr8zSd9ernK8EDvcBA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:01:58.079828Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.07852","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b49a05ce9d08f9d262c14642cebbbc8b272bf4d75b5991d4fad2602ae7a4d15d","sha256:7ca76f912bd987cfa4191b1feff229fe46d27bc2bbf0c30994a697bd0720817c"],"state_sha256":"224b83362da43042a207d4f26af5143cd3ffa92224c0a4102b7f17f303548209"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eaORFNZA9GZu8+/6NfTfkCeiLJZMYpiD0laNb3fD91uv/B/e+SOGLy3GedrcT3YAfmv5S/zu2kobKz224B0sCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T15:06:29.106336Z","bundle_sha256":"b18592973182eea2c664eb312b9fd5842e1b2f03689bc4f886390a0778624f75"}}