Easily create & distribute stamped digital files that can’t be tampered with, faked, or forged.
Learning Credentials
Create verifiable diplomas, transcripts, certificates, badges, and more in seconds.
Supply Chain Data
Create authentic manifests, bills of lading, and other documents.
Identity Management
Create certified IDs that can’t be forged or faked.
Two Ways to Become a Trust Hub
Private Label Solution
Issue and authenticate certified digital files from a fully customized, private label site for your organization. Setup can be done in days and issuing certified files takes minutes after that.
API Solution
Gain access to the Chainletter API and use it to create your own fully-customizable authenticated file experience.
Our Team
We have deep expertise in technology, blockchain, marketing, finance, and operations.
Chainletter Labs received a 2025 development grant from Blockchain accelerator Qubic labs.