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Apr 12, 2026

Zero-Knowledge Outcome Routing: Why QIS Packets Contain Zero Protected Health Information by Construction

QIS outcome packets are PHI-free not by policy, not by de-identification, not by differential privacy noise — but by construction. The distillation step produces derived population statistics that never contained patient-level data. Here is the formal argument for HIPAA Safe Harbor, GDPR Article 26, and EHDS secondary use compliance.

Apr 12, 20268 min read0 reactions0 comments