Select Sample Dataset
Processing Pipeline
Deriving HMAC watermark key from DIT ID + user ID
Embedding DCT watermark into image frequency domain
Computing SHA-3-256 hash of original bytes
Computing SHA-3-256 hash of watermarked bytes
Signing both hashes with Ed25519 private key
Issuing Dataset Identity Token (DIT)
Appending FINGERPRINTED event to Provenance Ledger