Abstract: A multi-layer method and system for providing secure storage with data immutability and verified integrity. The system implements a unique multi-layer node, polling server, consensus layer, and master distributed ledger design, with each node containing individual encrypted distributed ledgers aggregated into a singular block by each polling server. Each polling server output is evaluated in the consensus for validity and added to the master distributed ledger design. The present invention increases security by encrypting sensitive data in intermediary polling and validation steps, protecting integrity of data while maintaining chronological time series data and auditability compared to existing database systems and distributed ledger technology.