ChainGrid PDA is a secure, offline-capable application designed for law enforcement to manage evidence chain of custody. It enables users to assign unique IDs and QR labels to evidence items, record transfers and seal events, and maintain a tamper-proof audit trail. All data is stored locally in an encrypted IndexedDB format, ensuring confidentiality and integrity without requiring internet access or user accounts. The system generates PDF reports for documentation and review, supporting field operations with reliable, real-time tracking.
The app functions as a standalone HTML file, accessible on desktops, tablets, and mobile devices. It operates in read-only preview mode for demonstration purposes, with no external dependencies or AI integration. Designed for immediate use, it provides a straightforward interface for logging evidence handling steps, including timestamps and authorized signatures. Its focus on security, simplicity, and compliance makes it suitable for agencies seeking a dependable solution for evidence management.