Citi unveiled Custody+ on August 18, 2026 and will custody native bitcoin this year. What the release omits on keys, segregation and finality matters more.
Ultimate Traders advertises no time limit, but clauses 9.3 and 10.6 of its own contract give the challenge 30 calendar days. An independent review of the 1-step and 2-step rules, the 80% base split, and the unnamed third party that