{"schema_version":"papers/paper-detail-v1","title":"Where Fake Citations Are Made: Tracing Field-Level Hallucination to Specific Neurons in LLMs","surface":"papers","opportunity_kernel":{"paper_id":"8dac0cd1-cd00-4f7c-ad32-4032befa5cba","title":"Where Fake Citations Are Made: Tracing Field-Level Hallucination to Specific Neurons in LLMs","authors":["Yuefei Chen","Yihao Quan","Xiaodong Lin","Ruixiang Tang"],"arxiv_id":"2604.18880v1","doi":null,"published_at":"2026-04-20T22:01:16.000Z","score_object":{"overall":{"value":3,"scale":"0-10","confidence":0.85,"confidence_reason":"Backfilled from persisted papers.viability_score.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-22T20:11:47.168Z","fresh_until":"2026-05-22T20:11:47.168Z","is_stale":true,"source_count":1,"missingness":[]},"technical":{"value":1.4,"scale":"0-10","confidence":0.55,"confidence_reason":"Backfilled from paper_extraction_scorecards.reconstruction_score.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-22T20:13:04.754Z","fresh_until":"2026-05-06T20:13:04.754Z","is_stale":true,"source_count":1,"missingness":["reproducibility_results.reproducibility_score","deployability_scores.score"]},"commercial":{"value":0,"scale":"0-10","confidence":0.75,"confidence_reason":"Backfilled from persisted commercial_flags and repo availability.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-22T20:11:47.168Z","fresh_until":"2026-05-22T20:11:47.168Z","is_stale":true,"source_count":1,"missingness":[]},"market":{"value":1,"scale":"0-10","confidence":0.8,"confidence_reason":"Backfilled from distribution_readiness_scores.score.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-22T20:35:12.048Z","fresh_until":"2026-05-06T20:35:12.048Z","is_stale":true,"source_count":1,"missingness":[]},"team":{"value":3.6,"scale":"0-10","confidence":0.28,"confidence_reason":"Heuristic fallback from paper author count.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-22T20:11:47.168Z","fresh_until":"2026-05-06T20:11:47.168Z","is_stale":true,"source_count":1,"missingness":["paper_author_affiliations"]},"methodology":{"value":3.9,"scale":"0-10","confidence":0.82,"confidence_reason":"Backfilled from paper_extraction_scorecards.total_score.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-22T20:13:04.754Z","fresh_until":"2026-05-22T20:13:04.754Z","is_stale":true,"source_count":2,"missingness":[]}},"evidence_receipt":{"freshness":"stale","proof_status":"unverified","repo_status":"missing","references_count":0,"source_count":3,"coverage":0.5,"missingness":["repo_url","references","proof_status"],"unresolved_unknowns":["proof verification has not been recorded yet"],"last_verification_at":"2026-04-22T20:35:12.048Z"},"lineage_hash":"0905be7296d1dc0ef9c23a27dbe387268364335b8b68f00e58a8670aa8ac0f99"},"distribution":null,"replication_evidence":[],"author_dna":[]}