PUBLIC VERIFIER

Verify any Truss record. Free. No account required.

Designed for courts, regulators, counterparties, auditors, and the public. Drop in an evidence package and confirm the chain of custody is intact.

Download Sample

Upload Action Record

Drag and drop a Truss evidence JSON file, or click to browse.

Select File

Verify by package ID

Have a package ID from a Truss mandate? Enter it to verify server-side.

Who uses the Truss Verifier

Courts

Admit Truss evidence packages as exhibits. Verify chain of custody without needing a Truss account.

Regulators

Audit any AI action from any organization. Confirm mandated boundaries were respected.

Counterparties

Independently verify that the other side's AI was authorized to take the action that affects you.

Auditors & Public

FOIA requests, public interest reviews, and independent audits all get the same cryptographic proof.

How to use

1
Export your evidence package
From your Truss Console, navigate to any mandate and click “Export Evidence” to download the JSON package containing the full action chain.
2
Upload the file
Drag and drop your .json file above, or click to browse. You can also paste a package ID.
3
Review the results
Each record is cryptographically verified. Green = chain intact. Red = tampering detected. Every hash is independently computed in your browser.

What’s in a Truss evidence package

An evidence package is a JSON document containing everything needed to independently verify a chain of AI agent actions, including mandate definitions, delegation hops, and the full action log with cryptographic hashes.

{
  "package_id": "evp_xxx...",
  "generated_at": "2025-06-01T12:00:00Z",
  "mandate": { ... },
  "delegations": [ ... ],
  "action_log": [ ... ],
  "chain_summary": { ... },
  "verification_hash": "sha256:..."
}

package_id— Unique identifier for this evidence package
generated_at— ISO-8601 timestamp of when the package was generated
mandate— The original mandate definition including scope and jurisdiction
delegations— Chain of delegated authority across organizational boundaries
action_log— Ordered list of action records with cryptographic hashes
chain_summary— Aggregate integrity summary of the action chain
verification_hash— Top-level SHA-256 hash covering the entire package