币界网报道：The financial sector is increasingly adopting proof of reserves as a standard practice for digital asset trusts, signaling growing institutional confidence in blockchain-based verification methods. Major custody providers like Coinbase Custody and BitGo now routinely publish cryptographic proofs showing full backing of client assets, addressing transparency concerns that arose after several high-profile exchange collapses. These proofs utilize Merkle tree structures to verify holdings without exposing sensitive client information, with some firms conducting monthly attestations while others provide real-time verification. Banking regulators in multiple jurisdictions are reportedly examining whether to mandate such disclosures for all licensed digital asset custodians. "Proof of reserves has evolved from a nice-to-have to table stakes for any serious institutional custody solution," noted the CEO of a Swiss-based digital asset bank. Several trust companies are now exploring zero-knowledge proof implementations that could provide even stronger privacy guarantees while maintaining verifiability. The trend coincides with rising institutional allocations to digital assets, as pension funds and endowments increasingly demand institutional-grade custody solutions with auditable reserves. Some industry observers predict that within two years, proof of reserves may become as standardized in crypto as reserve requirements are in traditional banking. However, challenges remain around standardizing verification methodologies and addressing privacy concerns for institutional clients who wish to keep their holdings confidential while still benefiting from transparency mechanisms.