Offline legacy InkDNA stamper & verifier for PDFs (no keys, no API). Tamper-evident, OCR-vulnerable.
Project description
inkdna-fingerprint-legacy
Offline legacy InkDNA stamper & verifier for PDFs. No keys. No API. No device activation.
⚠️ Limit: OCR/raster pipelines (render → OCR → rebuild) will remove the fingerprint.
CLI
inkdna-legacy stamp input.pdf --code "ORD-123" -o output.pdf
inkdna-legacy verify output.pdf --code "ORD-123"
Python
from inkdna_fingerprint_legacy import stamp_pdf, verify_pdf
stamp_pdf("input.pdf", "stamped.pdf", code="ORD-123")
ok, msg, details = verify_pdf("stamped.pdf", code="ORD-123")
print(ok, msg, details)
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