{"schema_version":"papers/paper-detail-v1","title":"Defusing the Trigger: Plug-and-Play Defense for Backdoored LLMs via Tail-Risk Intrinsic Geometric Smoothing","surface":"papers","opportunity_kernel":{"paper_id":"4aabdcdf-dfad-4214-942c-3fe98c7d9725","title":"Defusing the Trigger: Plug-and-Play Defense for Backdoored LLMs via Tail-Risk Intrinsic Geometric Smoothing","authors":["Kaisheng Fan","Weizhe Zhang","Yishu Gao","Tegawendé F. Bissyandé","Xunzhu Tang"],"arxiv_id":"2604.24162v1","doi":null,"published_at":"2026-04-27T08:18:30.000Z","score_object":{"overall":{"value":9,"scale":"0-10","confidence":0.85,"confidence_reason":"Aligned to persisted papers.viability_score for public contract consistency.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-28T15:07:44.173Z","fresh_until":"2026-05-28T15:07:44.173Z","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":"2026-04-28T15:07:56.376Z","fresh_until":"2026-05-12T15:07:56.376Z","is_stale":true,"source_count":1,"missingness":["reproducibility_results.reproducibility_score","deployability_scores.score"]},"commercial":{"value":4,"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":"2026-04-28T15:07:44.173Z","fresh_until":"2026-05-28T15:07:44.173Z","is_stale":true,"source_count":1,"missingness":[]},"market":{"value":2,"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":"2026-04-28T15:16:28.492Z","fresh_until":"2026-05-12T15:16:28.492Z","is_stale":true,"source_count":1,"missingness":[]},"team":{"value":6.1,"scale":"0-10","confidence":0.42,"confidence_reason":"Heuristic fallback from paper author count and extracted affiliations.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-28T15:07:44.173Z","fresh_until":"2026-05-12T15:07:44.173Z","is_stale":true,"source_count":2,"missingness":[]},"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":"2026-04-28T15:07:56.376Z","fresh_until":"2026-05-28T15:07:56.376Z","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":"2026-04-28T15:16:28.492Z"},"lineage_hash":"5b74ef6471c6bfbba8b0a3968bd9280792e82a935be2ca613d4c8e555e598e28"},"distribution":null,"replication_evidence":[],"author_dna":[]}