Not yet.
Here is exactly where it stands.
visibility.cloud has no hosted service. The capture spine is written and passing its conformance tests; the answers layer — traces, custody evidence, partner grants — is being built. Nothing is deployed, so there is no account to open and no demo to sit through.
Two things you can do today, both real:
Look at the spine yourself.
epcis.dev is the same platform from the developer side: the capture interface, the schema validation, the event hash, the error bodies. It is the honest version of a demo — the part that is actually written.
Marked once. True later. When it is marked, the people on the list are told first, and told once.