skopeo inspect --raw -n docker://registry.redhat.io/rhel9/bootc-image-builder:9.5 | jq .
{
  "schemaVersion": 2,
  "mediaType": "application/vnd.oci.image.index.v1+json",
  "manifests": [
    {
      "mediaType": "application/vnd.oci.image.manifest.v1+json",
      "digest": "sha256:1a60bb2ec273766d5a366d110918b10cf318f97ed8e797653a9dacb09b03386a",
      "size": 619,
      "platform": {
        "architecture": "amd64",
        "os": "linux"
      }
    },
    {
      "mediaType": "application/vnd.oci.image.manifest.v1+json",
      "digest": "sha256:044c95f51f166ce197dfe0feee0577f4e232f5dbbb8073de592b5284a117da8f",
      "size": 619,
      "platform": {
        "architecture": "arm64",
        "os": "linux"
      }
    },
    {
      "mediaType": "application/vnd.oci.image.manifest.v1+json",
      "digest": "sha256:4a069de1fb368ac7b6033c7233e036e543497b899b2613eb89cb8aa40062232e",
      "size": 1092,
      "platform": {
        "architecture": "s390x",
        "os": "linux"
      }
    }
  ]
}