You could ask the mint to flag one of your proof secrets. If it gets redeemed, it could send a notification. Honestly, I find this a bit scary - pixie dust tokens - and it has got me thinking that anyone should be able to re-blind a proof before they redeem it./cc nostr:npub12rv5lskctqxxs2c8rf2zlzc7xx3qpvzs3w4etgemauy9thegr43sf485vg