SealBook separates the signer signature from the notary's official seal. The notary enrolls a certificate, applies the e-seal, appends certificate wording, and signs the PDF.
Document-tier verification now; portal adapters can be added by state.
Unverified seals show specimen/watermark behavior to prevent misuse.
PKCS#12 certificate is stored encrypted; passphrase is required for signing.
SealBook appends certificate wording and signs the PDF with PAdES.
Signer e-signature is evidence of the signer act.
The notary certificate/e-seal signs the official notarial certificate and PDF.
The sealed PDF hash is copied into the journal entry for cross-verification.