{"schema_version":"papers/paper-detail-v1","title":"LightGuard: Transparent WiFi Security via Physical-Layer LiFi Key Bootstrapping","surface":"papers","opportunity_kernel":{"paper_id":"86916a0c-387f-42be-b70c-ece4b94ac78c","title":"LightGuard: Transparent WiFi Security via Physical-Layer LiFi Key Bootstrapping","authors":["Shiqi Xu","Yuyang Du","Mingyue Zhang","Hongwei Cui","Soung Chang Liew"],"arxiv_id":"2604.01092v1","doi":null,"published_at":"2026-04-01T16:19:12.000Z","score_object":{"overall":{"value":5,"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":"2026-04-02T20:55:45.114Z","fresh_until":"2026-05-02T20:55:45.114Z","is_stale":true,"source_count":1,"missingness":[]},"technical":{"value":2,"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":"2026-04-02T21:00:35.591Z","fresh_until":"2026-04-16T21:00:35.591Z","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":"2026-04-02T20:55:45.114Z","fresh_until":"2026-05-02T20:55:45.114Z","is_stale":true,"source_count":1,"missingness":[]},"market":{"value":3.4,"scale":"0-10","confidence":0.34,"confidence_reason":"Estimated from commercial flags, repo presence, author coverage, and market-language heuristics because no persisted distribution_readiness_scores row was available.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-02T20:55:45.114Z","fresh_until":"2026-04-16T20:55:45.114Z","is_stale":true,"source_count":4,"missingness":["distribution_readiness_scores.score"]},"team":{"value":4.2,"scale":"0-10","confidence":0.31,"confidence_reason":"Estimated from author count, repo presence, and summary coverage because no persisted team-quality evidence was available.","model_version":"phase0-backfill-v1","pipeline_version":"phase0-kernel-v1","computed_at":"2026-04-02T20:55:45.114Z","fresh_until":"2026-04-16T20:55:45.114Z","is_stale":true,"source_count":2,"missingness":["engineer_profiles.builder_score","author_startups"]},"methodology":{"value":5.97,"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":"2026-04-02T21:00:35.591Z","fresh_until":"2026-05-02T21:00:35.591Z","is_stale":true,"source_count":2,"missingness":[]}},"evidence_receipt":{"freshness":"stale","proof_status":"unverified","repo_status":"missing","references_count":2,"source_count":3,"coverage":0.5,"missingness":["repo_url","proof_status","distribution_readiness_scores"],"unresolved_unknowns":["distribution readiness has not been computed yet","proof verification has not been recorded yet"],"last_verification_at":"2026-04-02T21:00:35.591Z"},"lineage_hash":"72a322b4551219817f9ad27e4756595f56272206cd61260a1f6c006e8ad2852d"},"distribution":null,"replication_evidence":[],"author_dna":[]}