talekclient share produces unparsable topic?

[mixmasala]

$ talekclient --verbose --config talek.json --topic a.new.topic --create
Connection to RPC established.
New topic written to a.new.topic.
$ talekclient --verbose --config talek.json --topic a.new.topic --share shared.new.topic
Read-only topic written to shared.new.topic
$ talekclient --verbose --config talek.json --topic shared.new.topic --read
panic: unexpected EOF

goroutine 1 [running]:
main.main()
	/go/src/github.com/privacylab/talek/cli/talekclient/main.go:60 +0x1045

$ cat a.new.topic 
cd7a98858d9bc094a7dcd31e11cbf76e1c784f431d86a2f199761a7190e6d6c4feb6121365510cb54a651be6866f35d28b4721847136d62c35ecfda537ec9728.5cc2fb7adce0f779573abc4c73764237d3e8b9e69e83da88.fd235c857f8ae916542e905154834089c5e86fa9feceb384.8d751341936eb8f50675f36234e02c7591dbb9960029500be6d0e19c2f88b627.feb6121365510cb54a651be6866f35d28b4721847136d62c35ecfda537ec9728.0
$ cat shared.new.topic 
5cc2fb7adce0f779573abc4c73764237d3e8b9e69e83da88.fd235c857f8ae916542e905154834089c5e86fa9feceb384.8d751341936eb8f50675f36234e02c7591dbb9960029500be6d0e19c2f88b627.feb6121365510cb54a651be6866f35d28b4721847136d62c35ecfda537ec9728.0