Consider content addressing

[gsvarovsky]

Content-addressing of a domain could provide a way to verify consistency, both at agreements and more generally when frequent convergence is the norm

See https://github.com/m-ld/m-ld-security-spec/blob/main/design/suac.md#trust

Further reading:

https://github.com/bluesky-social/adx/blob/main/architecture.md

In particular:

An authenticated data structure (ADS) is a data structure whose
operations can be carried out by an untrusted prover, the results of
which a verifier can efficiently check as authentic.

https://gitter.im/federatedbookkeeping/community?at=628796abdb6f627d259021be