vcpkg/versions/i-/imath.json

{
  "versions": [
    {
      "git-tree": "f8d9cbaa52114f1030e4bc9ee0e075da76d7be5c",
      "version": "3.1.3",
      "port-version": 1
    },
    {
      "git-tree": "a244498f54d1b743d54d9d4a89d5ea556346a22e",
      "version": "3.1.3",
      "port-version": 0
    }
  ]
}