Proof of liabilities is something that will make ecash mints more reliable custodians than traditional kyc exchanges
Discussion
How do you prove liabilities
nostr:npub12rv5lskctqxxs2c8rf2zlzc7xx3qpvzs3w4etgemauy9thegr43sf485vg is working on this. I think you publish ecash proofs and tally them up and if someone doesn’t see their ecash on the list they cry foul