One thing that I realized after a while in the mainframe community is that people are open to questions. If you have any questions, feel free to reach out to me and I’ll gladly answer them.

Email Address

My email address is listed below. Just send me an email and I’ll get back to you at my earliest convenience.

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You can also send encrypted emails using my OpenPGP public key with a fingerprint of EEB1 D3AF 8CF1 C236. Please include your own public key if you want any replies to be encrypted.

ActivityPub Server

I self-host a personal GoToSocial instance which allows connection to various ActivityPub-compliant app, which include Mastodon, Pleroma and Misskey. So, feel free to send me a toot and follow me!

Do note that GoToSocial is still in alpha, there might be bugs and missing features which I can’t interact with.

Snail Mail

Alternatively, snail mail is also an option. Do note that it may take a while for me to get back to you. Please include a return address for any replies.

Hartanto Ario Widjaya
12 Purvis Street
Singapore 188591