sergey_v · HN

PromptSign – Sigstore signing and verification for AI instruction files

@signfileio · X

Just shipped Signfile ( - SHA-256 fingerprint on every signed PDF - Public verification at /verify (no login) - 3 free contracts / month, no card - No per-document fees Day 1 of building in public.

@Harivig94387178 · X

Just go to to In mobile for audio video image In desktop for invoice pdf Canva And create a file download and verify thats all

@GetSignFree1 · X

@qayyumabro · X

@Harivig94387178 · X

not an ai new file format image video audio help you to show ownership with posting it online and also it is non breachable file format

@MyOTPApp · X

@ApexEarn · X

Hey, I am Building SignedIn5 A proposal platform for freelancers to create, send, track, and get proposals signed in minutes. Right Now, I am Looking for feedback !!

@aneeshm30 · X

Verify - an app for fact-checking short-form and YouTube content in real time! Try it out - all feedback is welcome!

@emmanuelonyo · X

Not everyone you love will make it to your sign-out day. So I built Macad, a way for your friends to still leave their mark, even from miles away.

idoko · Product Hunt

Verifiedlead.ai Real leads. Verified at the source.

@orkhanilyas · X

- Email signature generator with clickable CTA buttons, social links and banners for cold outreach.