{
 "meta": {
  "dataset": "Subscriber history — @vipbb",
  "channel": "https://tgregister.com/channel/vipbb",
  "retrieved_at": "2026-09-07T19:44:07.264Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 171,
  "window": {
   "from": "2026-08-06T16:25:42.861Z",
   "to": "2026-09-07T10:20:40.711Z"
  },
  "columns": {
   "ts": "when this reading was taken, UTC",
   "subscribers": "the count read (or, for source 3, carried over) — see source below",
   "source": {
    "0": "sweep.py — t.me/<name> profile page",
    "1": "promote.py — Bot API getChat",
    "2": "resolve.py — MTProto",
    "3": "spromote.py — t.me/s/<name> post preview (figure carried over from an earlier profile read, not the preview’s own rounded header)",
    "4": "remeasure.py — t.me/<name> profile page, re-read on a schedule"
   }
  },
  "note": "Snapshots are written only when a reading changes: a gap in ts means \"no change observed between readings\", never \"not measured\" and never \"interpolated\". Readings from different sources are separate lineages that do not confirm one another — subtracting across them can attribute a change to a period nothing was actually read in. Full method: https://tgregister.com/methodology#measuring"
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