tip-toi-reveng

Trying to understand the file format of Tip Toi

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4Distinct people

4Mentions

0Explicit recommenders

896GitHub stars

REPOSITORY AT A GLANCE

What to know before exploring

What it is

Trying to understand the file format of Tip Toi

GitHub

Where it is used

No documented product use has been verified yet.

What people are saying

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Also in these discussions

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This week on Hacker News

Nov 7–Nov 14 UTC · Direct repository links and separately labeled related project stories. Indexed through 11/14/2026, 5:04:57 PM UTC.

No direct repository links were found in the indexed HN discussions over the past seven days. Older discussions are available below.

Mentions over time

HN mentions by year4 dated mentions

Observed mentions: 2022-01-02 21:21:41 UTC to 2024-12-06 10:16:26 UTC.

Counts come from the repository’s dated source evidence. Index cutoff: 2026-11-02 08:16:59 UTC.

View mention counts and date ranges

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Period	Start (UTC)	End (exclusive, UTC)	Mentions	Submissions	Comments
2022	2022-01-01 00:00:00 UTC	2023-01-01 00:00:00 UTC	2	0	2
2023	2023-01-01 00:00:00 UTC	2024-01-01 00:00:00 UTC	0	0	0
2024	2024-01-01 00:00:00 UTC	2025-01-01 00:00:00 UTC	2	1	1

What Hacker News says

4 sources

netsharc·Dec 6, 2024

The git repo feels like German bureaucracy, one needs to dig around to find the info.... https://github.com/entropia/tip-toi-reveng/wiki/PEN-Optical-... TL; DR: the tip of a pen has a sensor, the books have dot patterns overlaid on top of image areas, the patterns are decipherable into (hexa-)decimal code, and with a script file the codes do different actions (set a variable, play an audio file).

In Reverse engineering the Ravensburger TipToi pen

cl3misch·Dec 2, 2024Submission

Reverse engineering the Ravensburger TipToi pen

100 points · Open discussion

crazysim·Jan 2, 2022

I run https://github-wiki-see.page. Please read the about page link at the bottom or visit https://github-wiki-see.page for an explanation. I put it up after realizing my GitHub wiki contributions weren't available via Google. GitHub blocks https://github.com/entropia/tip-toi-reveng/wiki/Languages and many other wikis from being indexed. In the case of the page you linked, GitHub serves the content with "X-Robots-Tag: none". The content of that page currently does not exist in Google at all. You can see the robot blocking header by looking at the Network tab in Chrome while loading the page in incognito mode or equivalent in other browsers. As for having no link to GitHub, my service provides a huge button at the top and a direct URL to the original content. Please use those controls at the top to get to the content on GitHub. I do not s

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electively redirect to not trip cloaking detection or automatically redirect which risks the indexing helper being classified as a redirect in search engines. If you have any other questions or suggestions, please let me know.

In Google no longer producing high quality search results in significant categories

fxtentacle·Jan 2, 2022

Yeah, I also noticed that for "tiptoi wiki" Google ranks https://github-wiki-see.page/m/entropia/tip-toi-reveng/wiki/... higher than the actual GitHub wiki that all of the content was copied from https://github.com/entropia/tip-toi-reveng/wiki/Languages BTW, building my own interactive book was a great thing to do over Christmas.

In Google no longer producing high quality search results in significant categories