From file to verifiable rights in 4 steps

1) Fingerprint & timestamp

Local SHA‑256 hashing + trusted timestamp anchoring on-chain.

$ drchain notarize --file artwork.png --title "Ocean Light" --author "A. Liu"

2) Issue credentials

W3C Verifiable Credentials for ownership, licensing, and lineage.

3) License & distribute

Smart templates for commercial/editorial/exclusive licenses with programmable limits.

4) Monitor & enforce

Detection partners, takedown workflows, and exportable evidence bundles.

Privacy: We never push your files to public chains—only cryptographic digests.