Authorization required: (root)
Verification word: avoid

Approve on your phone -- open or scan this on a device with your passkey:
  https://auth.ck1.me/a/eyJhbGciOiJIUzI1NiJ9.eyJyZXMiOnsidHlwZSI6Im9iamVjdCIsImlkIjoiIn0sIndvcmQiOiJhdm9pZCIsImp0aSI6ImE1MDkzZWE0YzNiNzQ5ZWE4YmExYWU3ZjM0OWYxZTQwIiwiaXNzIjoic2VydmVzLmNrMS5tZSIsImF1ZCI6ImF1dGguY2sxLm1lIiwiaWF0IjoxNzgyNjMyMzg3LCJleHAiOjE3ODI2MzI2ODd9.9tHWHax-ufgBBna7YT_4N5n-FH6cVntkk2JogKipwgo

(No browser on this box? Cmd-click that link to open it on your laptop;
 it shows a QR you can scan with your phone.)

Then fetch the file -- this command waits until you approve:
  curl -fL 'https://serves.ck1.me/?grant=eyJhbGciOiJIUzI1NiJ9.eyJyZXMiOnsidHlwZSI6Im9iamVjdCIsImlkIjoiIn0sIndvcmQiOiJhdm9pZCIsImp0aSI6ImE1MDkzZWE0YzNiNzQ5ZWE4YmExYWU3ZjM0OWYxZTQwIiwiaXNzIjoic2VydmVzLmNrMS5tZSIsImF1ZCI6ImF1dGguY2sxLm1lIiwiaWF0IjoxNzgyNjMyMzg3LCJleHAiOjE3ODI2MzI2ODd9.9tHWHax-ufgBBna7YT_4N5n-FH6cVntkk2JogKipwgo' -o '(root)'