sudesh
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before-after
Cryptographic proof for field service photo verification
Before/After is a mobile app that generates cryptographically signed, GPS-stamped, RFC 3161-timestamped before/after photo proof for field workers. Any edit instantly invalidates the signature. Clients verify locally - zero backend trust required. Every proof includes Ed25519 signature, SHA-256 hash, external timestamp, and GPS accuracy to the meter. Exports as JSON, PDF, or Legal format. Full IP transfer available.
About before-after on Product Hunt
“Cryptographic proof for field service photo verification”
before-after was submitted on Product Hunt and earned 0 upvotes and 1 comments, placing #243 on the daily leaderboard. Before/After is a mobile app that generates cryptographically signed, GPS-stamped, RFC 3161-timestamped before/after photo proof for field workers. Any edit instantly invalidates the signature. Clients verify locally - zero backend trust required. Every proof includes Ed25519 signature, SHA-256 hash, external timestamp, and GPS accuracy to the meter. Exports as JSON, PDF, or Legal format. Full IP transfer available.
Who hunted before-after?
before-after was hunted by sudesh. A “hunter” on Product Hunt is the community member who submits a product to the platform — uploading the images, the link, and tagging the makers behind it. Hunters typically write the first comment explaining why a product is worth attention, and their followers are notified the moment they post. Around 79% of featured launches on Product Hunt are self-hunted by their makers, but a well-known hunter still acts as a signal of quality to the rest of the community. See the full all-time top hunters leaderboard to discover who is shaping the Product Hunt ecosystem.
For a complete overview of before-after including community comment highlights and product details, visit the product overview.