On: If you are asking for human attention, demonstrate human effort

[smokedetector1]

Ah, okay! Would you mind explaining what does "comparing wording, not exact text" mean?

[juanre → smokedetector1]

It's a very poorly written way of saying that instead of storing your text it uses a hash of your text to sign. When you want to check the signature you only need to hash the text to check, again without touching the server.

[smokedetector1 → juanre]

I must agree that is quite poorly phrased