JSON blob ff557f69d9808085dc3554f56c1b06a36ac8cddabe4485212920b9604261abdb

{
  "schemaVersion": 2,
  "mediaType": "application/vnd.oci.image.index.v1+json",
  "manifests": [
    {
      "mediaType": "application/vnd.oci.image.manifest.v1+json",
      "digest": "sha256:185ca03d70173785fddf6b42f50f65d94d210cbcea427b6cfb6514af35636afb",
      "size": 3338,
      "platform": {
        "architecture": "arm64",
        "os": "linux"
      }
    },
    {
      "mediaType": "application/vnd.oci.image.manifest.v1+json",
      "digest": "sha256:aa7ed97a0011c44422668c7e34d8def6af5772a9c7d6d8ccd6d3674de17e1c6d",
      "size": 566,
      "annotations": {
        "vnd.docker.reference.digest": "sha256:185ca03d70173785fddf6b42f50f65d94d210cbcea427b6cfb6514af35636afb",
        "vnd.docker.reference.type": "attestation-manifest"
      },
      "platform": {
        "architecture": "unknown",
        "os": "unknown"
      }
    },
    {
      "mediaType": "application/vnd.oci.image.manifest.v1+json",
      "digest": "sha256:6b3cdae03ec81a109c09dd2430d18f9a8bac0273be70bd4e02085d7f95f89c62",
      "size": 3338,
      "platform": {
        "architecture": "amd64",
        "os": "linux"
      }
    },
    {
      "mediaType": "application/vnd.oci.image.manifest.v1+json",
      "digest": "sha256:81d367dfb1cea8af8d048c1beda1fea6fffb0dec8b168c0f1e193813000d8c84",
      "size": 566,
      "annotations": {
        "vnd.docker.reference.digest": "sha256:6b3cdae03ec81a109c09dd2430d18f9a8bac0273be70bd4e02085d7f95f89c62",
        "vnd.docker.reference.type": "attestation-manifest"
      },
      "platform": {
        "architecture": "unknown",
        "os": "unknown"
      }
    }
  ]
}

Images, referring to this json: