We do not store any text, URL or file. The hashing for personal data (texts, local files) is done completely on the client side and only hashes are sent to our server. Your data to be hashed does not leave your computer. We also do not store personalized information such as IP addresses.
If you want to support this project, you are welcome to donate IOTA or Bitcoin.
Feel free to drop me a message:
iotastamp [you know the sign] pm [dot] me