TempMail Hub
@tempmail_hub_botTemporary email inside Telegram: create a disposable address and get emails and confirmation codes right in the chat. No sign-up, inbox lives up to 7 days. Same inbox is also available on the web at tempmailhub.net.
This bot should be used inline. Type @hideItBot and write some text. The message you will send will have its text hidden in plain sight and will only show its contents when people press the read button. It can be used to send a spoiler in a group conversation. Nobody will accidentally read it Also, it can be useful to send an important message if you are worried someone other than the recipient might read it in a notification.
— the badge on the card, faster publishing and a warning if the link stops working. How confirmation works