The March attestation was published 5/24 (the day prior to that article) and is available on the Centre website[1]. It doesn’t appear there’s cause for alarm in this case.
Except the attestations have stopped saying how much cash they have in their accounts and now just say that Cricle _claim_ they have enough assets to cover the liabilities.
This is a HUGE change and massively cause for alarm.
Note that apparently attestations just validate that a certain bank account had a certain number at a certain time, which obviously does not account for loan obligations. In Tether's case
> [Tether was] Failing to complete an audit and settling on an attestation “for transparency”. The morning of the attestation, tether moved $380m from sister company bitfinex into a bank account to pass the verification