Certificate verified — production
Certificate integrity · ISSUED · cert.v1 · GENESIS
The certificate exists, its Ed25519 signature is valid, and it has not been revoked. To check that a specific file matches the artifact recorded in this certificate, use the Verify Your File section below.
Certificate Details
Certificate ID
94380248-4b57-4039-9bec-798a809cd7ea
Issuer
Certified Data LLC
Issued
March 13, 2026 at 10:54 PM UTC
Signature Algorithm
Ed25519
Signing Key ID
Dataset / Project
Synthetic Credit Card Transactions
Verification Evidence
Certificate record
Certificate 94380248… found (cert.v1)
Canonical signature input
Payload canonicalized with RFC 8785 JCS; the signature covers these exact bytes.
Signing key
key_id ed25519-prod-2025-02 — resolves to the published Ed25519 public key.
Key status
Key is active.
Signature authenticity
Ed25519 signature valid against the published public key.
Verdict: Certificate verified — production
Raw check flags (API)
✓ signature_valid
✓ schema_valid
✓ not_revoked
What This Certificate Proves
This certificate proves that a synthetic dataset was generated by CertifiedData and its contents match the cryptographic fingerprints recorded at issuance time.
This certificate (cert.v1) proves signature and provenance. Artifact-level hash verification is available for certificates issued under cert.v2 and later.
The certificate does not verify statistical quality or differential privacy unless explicitly stated in the generation metadata.
Trust Path
Registered artifact
Synthetic Credit Card Transactions