Yes, Elasticsearch is started giving me:
{
"name" : "my_name",
"cluster_name" : "my_cluster_name",
"version" : {
"number" : "5.0.0-alpha5",
"build_hash" : "d327dd4",
"build_date" : "2016-08-04T08:59:39.568Z",
"build_snapshot" : false,
"lucene_version" : "6.1.0"
},
"tagline" : "You Know, for Search"
}