Full Idea
We can bring a real disposition into existence, as in Dennett's case of a piece of cardboard torn in half, so that two strangers can infallibly identify one another.
Gist of Idea
We can bring dispositions into existence, as in creating an identifier
Source
report of Daniel C. Dennett (Consciousness Explained [1991], p.376) by Stephen Mumford - Dispositions 03.7 n37
Book Reference
Mumford,Stephen: 'Dispositions' [OUP 1998]
A Reaction
Presumably human artefacts in general qualify as sets of dispositions which we have created.