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Digital certificate experience
DPS has issued and recorded millions of digital certificates tied to communications, transactions, and real-world events.
Powered by DPS
Digital Trust Infrastructure for COA Chain.
DPS provides the underlying certificate, identity, blockchain, and real-world verification capabilities used to create and maintain independently verifiable COA Chain records.
The Relationship
DPS provides the infrastructure. COA Chain provides the network.
COA Chain applies DPS digital trust capabilities to Certificates of Analysis and additional certificate, product, batch, shipment, and asset records.
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Hybrid verification architecture
Private DPS records can be combined with public blockchain evidence to support independent verification and operational controls.
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Real-world event connections
DPS experience includes connecting digital stamps, shipping events, delivery, ownership, and certified communications to protected records.
Built for Trust
Enterprise and government experience supports the COA Chain foundation.
The network is built on DPS experience serving legal, government, postal, and enterprise use cases where identity, evidence, and record integrity matter.
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Certified communications
DPS provides certified postal and certified email services with independently verifiable records.
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Public and private evidence
The architecture can preserve operational data privately while publishing selected proof for independent verification.
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Walletless participation
Users and organizations can access blockchain-backed verification without needing to manage cryptocurrency.
Build on the COA Chain network.
Register an organization and begin creating protected certificate and identity relationships using DPS-powered infrastructure.
Apply to Register