[OSM-talk] Ground truth for non-physical objects

[Christoph Hormann]

On Saturday 15 December 2018, Colin Smale wrote:
> > The whole point of the "verifiability" and "ground truth"
> > principles is so as _not_ to have to rely on documents.
>
> First time I have heard that as a (documented) rationale behind
> "ground truth".

Independent verifiability, i.e. that you can verify statements through 
independent observation without access to the same sources is and has 
always been the core of verifiability in OSM.

-- 
Christoph Hormann
http://www.imagico.de/