On-chain file authenticity via Solana NFT

Show HN: On-chain file authenticity via Solana NFT

On-chain file authenticity via Solana NFT is active in the show hn launch space.

Profile

DeepFakeSafety computes a SHA-256 hash of a file locally (never uploaded), signs that hash with your private key, and writes the resulting proof to Solana as an NFT.Later, anyone can verify: - The file is unchanged (same hash) - Who signed it (public key) - When the proof was created (block time) - No centralized server is required.

Within the show hn launch space, the company focuses on its core offering rather than a broad product line.

Directory data places it at the Show HN launch stage.

Website: deepfakesafety.com