dotluku

The canonical specification repository for the .luku forensic evidence format.

.luku is a portable, offline-verifiable cryptographic evidence container designed for signed device-originated records, append-only archive integrity, and long-term trust validation.

License: The specification text in this repository is licensed under Creative Commons Attribution 4.0 International (SPDX: CC-BY-4.0). See LICENSE.

Specification

• Current stable version: 1.0.0
• Read the Spec: LUKU.md

What this repository contains

This repository defines:

• the .luku archive structure
• record formats and canonical serialization rules
• verification workflow
• block integrity model
• evidence interpretation boundaries
• inline record examples within the versioned specification files

Reference implementations

Reference tooling and implementations are available separately:

• LukuID SDK
• LukuID CLI

Compatibility

Implementations MUST follow this specification to be considered .luku-compatible.

License

The specification text in this repository is licensed under CC BY 4.0 (SPDX: CC-BY-4.0). See LICENSE.