Every claim should state what has been evidenced, the scope of that evidence and what remains outside it. Verification must never be allowed to imply truth, safety, endorsement or certainty that the evidence cannot support.
About EviState
Building digital accountability infrastructure
EviState creates persistent, inspectable evidence around important digital communications, publications and objects
Our purpose
Make consequential digital activity more accountable and inspectable
Digital information is easy to send, publish, copy and change, while the evidence showing who stood behind it and what state existed is often fragmented or missing. EviState adds that accountability layer and works with existing identity, security, content and governance systems.
EviState Core provides the architecture. ES Mail applies it to important communications, ES Record to published digital information, and ES Stamp to files and objects. One architecture. Three entry points.
People
Accountable relationships start with accountable people
EviState combines architectural discipline with practical partner engagement, keeping responsibility and a route back to the people behind the work visible.

Simon Wetton
Simon leads the development of the EviState Core architecture and EviState's strategic and commercial direction.
View Simon's profile →
Francesca Cava
Francesca leads partner engagement with MSPs, technology collaborators and early adopters as EviState moves from controlled implementation into practical deployment.
View Francesca's profile →Current stage
Controlled implementation — transparent maturity
EviState Core is being developed and challenged as a reference architecture. It is not presented as a final standard.
ES Mail is being prepared for controlled commercial deployment, ES Record is demo-backed, and ES Stamp remains in controlled development.
Government, technical reviewers, partners and early adopters can engage through controlled briefings.
Company
EviState Holdings Ltd
The Courtyard Office
16 Bell Street
Henley-on-Thames
RG9 2BG, United Kingdom