Author of smart contracts.
Write a short description of what has been observed.
The coordinates of what has been observed.
The time (in UTC) the observation was reported.
This example demonstrates how to use geo-spatial coordinates in a contract. It does this by allowing the creator of a contract to publish an observation together with a location.
The location is encoded as the location of the contract. This causes the contract to be published via the geo-spatial Publish/Subscribe-service of the Neuron. If the contract visibility is
Public and Searchable
, the publication will be persisted. If not, the publication will be
ephemeral
.
The following observation was reported at
(UTC), at location
: