Channel
كتب الصف 4 الرابع
@book4um
On this record: Topic · Growth · Engagement · Telegram's recommendations · Cite this entry
4,171subscribers
+122 since we began measuring on 21 August 2026
Risers and fallers across the register · movement among entries of 3,162–10,000.
Register entry
| Telegram ID | -1001186152587 |
|---|---|
| Type | Channel |
| Username | @book4um |
| Created | Between 1 March 2018 and 31 July 2021 — estimated from Telegram’s id allocation, not measured. How this range is calculated. |
| First recorded | 5 September 2026 |
| Last confirmed live | 16 September 2026 |
| Measurements held | 10 |
| Confirmed unchanged | 1 time, most recently 16 September 2026 |
| On Telegram | t.me/book4um |
Topic
Education — a classification, not a measurement. An on-box language model (Qwen3.6-35B-A3B-FP8, prompt version 1) read this channel’s own recent posts on 13 September 2026 and assigned it the closest of 31 fixed categories, at 99% confidence. This is a model’s judgement about what the channel is likely to be about, not a fact this register measured the way a subscriber count or a view count is measured — it can be revised on a later pass, and it carries no weight anywhere else on this page. How this classification works, and why it has no browse page of its own yet.
Growth
| Measured (UTC) | Subscribers | Change |
|---|---|---|
| 16 Sept 2026, 04:59 | 4,171 | +22 |
| 12 Sept 2026, 18:21 | 4,149 | +60 |
| 8 Sept 2026, 10:01 | 4,089 | +22 |
| 5 Sept 2026, 12:32 | 4,067 | no change |
| 3 Sept 2026, 10:57 | 4,067 | +1 |
| 30 Aug 2026, 22:57 | 4,066 | -2 |
| 28 Aug 2026, 02:13 | 4,068 | +7 |
| 25 Aug 2026, 03:04 | 4,061 | +10 |
| 21 Aug 2026, 23:56 | 4,051 | +2 |
| 21 Aug 2026, 15:45 | 4,049 | first reading |
Engagement
Posts not read yet. This entry is on the register from its profile alone; the post reader has not reached it. Engagement figures appear here once posts have actually been measured — we do not publish a rate before we have the readings behind it.
Appears in Telegram’s recommendations for other channels
The reverse of the list above, and a different kind of signal. This does not require this channel to have ever been asked about directly — each row below is a channel we DID ask Telegram about, whose Telegram-generated list happened to include this one. A channel can appear here with an empty list above it, because being named by someone else’s query is independent of having been queried itself.
@AladwaaEnglish · 43,038
Telegram ranks this channel #56 of 89 here — alongside 88 others — read 29 August 2026
@mona_alsayed92 · 97,428
Telegram ranks this channel #56 of 89 here — alongside 88 others — read 21 August 2026
This channel appears in 2 seed channels' Telegram-generated recommendation lists in total. Each is Telegram’s list for THAT channel, not this one — see how this is measured.
Cite this entry
A live page changes as we take new readings, so a citation should name the measurement it is based on, not just the URL. The line below cites the subscriber count as measured 16 September 2026 — this entry's latest reading, not the date you are reading this.
“كتب الصف 4 الرابع” (@book4um), 4,171 subscribers as measured 16 September 2026. Telegram Register, tgregister.com/channel/book4um.
Full measurement history, CC BY 4.0. Every reading this register holds for this entry, not just the latest one, as a dated, downloadable record: CSV · JSON. Free to use with attribution to tgregister.com. Each file carries its own generation timestamp, which is the figure to cite for exactly when the data was retrieved.