version: '2.0'

services:
  web:
    image: dockercloud/hello-world@sha256:fe79a2cfbd17eefc344fb8419420808df95a1e22d93b7f621a7399fd1e9dca1d

  redis:
    image: redis@sha256:a84cb8f53a70e19f61ff2e1d5e73fb7ae62d374b2b7392de1e7d77be26ef8f7b