Aggregate 核验溯源 Body 来源：https://www.theblock.co/news/business/2026-09-07-dbs-citi-say-they-completed-first-weekend-usd-payment-between-singapore-and-us-via-tokenized-deposits-413689 Domain Tag fintech Source Name The Block Source URL https://www.theblock.co/news/business/2026-09-07-dbs-citi-say-they-completed-fi…