Proof Infrastructure for Finance
Make approvals, transactions, and controls in financial services independently verifiable — proving what happened to regulators and counterparties without exposing sensitive data.
The problem
Financial institutions run on high-stakes events: payment approvals, transaction settlement, sanctions screening, and controls that must satisfy regulators. Each of these events is recorded in internal systems, but the record is only as trustworthy as the institution that maintains it.
When a regulator, counterparty, or court needs to confirm that a control ran or an approval occurred, they must either trust the institution’s logs or be granted privileged access to internal systems — both of which are slow, costly, and imperfect.
The trust gap
Logs and reports can be edited, back-dated, or selectively presented, and confirming them requires trusting the party that produced them. Redacting sensitive data to protect privacy weakens the evidence, while exposing it creates risk. There is no way to prove an event happened without either trusting a system or revealing private information.
The Proof Infrastructure approach
- Emit a signed proof artifact at each critical event — approvals, transactions, and control executions.
- Commit to sensitive details (accounts, amounts, identities) with cryptographic hashes so nothing private is exposed.
- Give regulators and counterparties proofs they can verify independently, without access to internal systems.
- Maintain a tamper-evident, always-audit-ready trail of controls and authorizations.
A proof artifact in this context
Sensitive details are committed to via a hash — the proof carries no private data.
Example verification flow
- 1A regulator receives the proof of approval for a flagged transaction.
- 2They recompute the commitment to confirm the transaction details are unaltered.
- 3They validate the signature and confirm the controller was authorized.
- 4They confirm the timestamp — establishing the approval happened before funds moved.
- 5Compliance is confirmed independently, with no access to customer accounts.
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Build this with PFP
Explore the developer docs or try proof generation and verification in the live demo.