Lightning? Aurora borealis? Eclipses? Earth being center of universe?
If I believe John knocked the book off the table, but then I learn it was the wind, that doesn't change the characteristics of John.
Most certainly, guilty as charged.
> It does if you believed that John knocked the book off the table to punish you.
I don't see how my belief about the reason John took that action makes whether John took that action (or not) a defining characteristic of John.