Charles,
I ran into th website souliss it seems to be a Arduino library with protocol definitions and interactions between nodes via various radio's. There an API and APP to control. Looks a good solution to integrate te ULP-Node into the world of things. No Central site.
No Gateway if you want to. All operational (even for ESP unfortunately no SPARK.
Greeting Koen.

my family was looking for Acord 25 earlier this week and located an excellent service that has a searchable database . If others want Acord 25 also , here's http://goo.gl/ZkI6Nf