This repository contains descriptions and supporting implementations for some reusable formats related to transparent logs.

While it's not in any way a requirement that transparent systems use these formats, adopting them will enable a certain amount of interoperability and shared infrastructure for basic tooling such as logs and witnesses.

The following formats are described in this repository, more detailed information is provided in the respective directories:

The log checkpoint represents a commitment to the state of a transparent log.

• Mailing list: https://groups.google.com/forum/#!forum/trillian-transparency

• Slack: https://transparency-dev.slack.com/ (invitation)