They are too close with USA, be cautious.

nostr:nprofile1qqsqq4fevcakqc23a94rywuk3lgxtnqwg67m9y8xj0mzrn68chzm3pql8x3e4 No xpub that I know of. The Bitcoin Office split the reserve across 14 addresses in 2025, so I'd start at bitcoin.gob.sv and watch those.