vitalsid.com operates strictly as a privately-managed, non-commercial academic observatory dedicated exclusively to the technical study of Continuous Biometric Authentication, Vital Sign Cryptography, and Health Data Sovereignty. CRITICAL DISCLAIMER OF NON-AFFILIATION: We have absolutely no corporate, legal, or operational relationship with any pre-existing commercial entities, medical providers, wearable hardware manufacturers, or software conglomerates. This platform provides independent technical auditing under the Fair Use doctrine (17 U.S.C. § 107).