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Mr Tiff

Mr Tiff

8 comments

·November 4, 2025

nullhole

Don't have much to add except to mention again that the magic number for TIF is 42, and it's 42 because of the meaning of 42:

https://web.archive.org/web/20210108174645/https://www.adobe...

  Bytes 2-3
  An arbitrary but carefully chosen number (42) that further identifies the file as a TIFF file

lookingdesk

I checked the TIFF talk page and found comments from:

https://en.wikipedia.org/wiki/User:Scarlsen

Turns out the answer was on Wikipedia already :).

OisinMoran

If you had told me an article ostensibly about a file format would have me teary-eyed by the end I wouldn't have believed you. This is beautiful, thank you!

hyperhello

And that’s a wonderful lesson to try searching alternate spellings of names for an oral history.

dado3212

Did a similar deep dive for one of the posters for the cult classic movie Possession (1981). Just giving random phone numbers a call is incredibly effective, lots of people are happy to reminisce about old work and have great stories.

mikestorrent

Pretty amazing investigation work. Very nice to see that credit is being given where due.

pstuart

This is valuable work in cataloging the foundations of the computing industry!

It's weird to see times one has lived through presented as ancient history....

righthand

Crazy this information would have probably been lost in time if one single person on this planet didn’t give a shit like the rest of us.

What a journey and congratulations to SC (don't want to spoil it) on your 15 minutes and rightful restoration as inventor of TIFF, take your place in history.