{
 "meta": {
  "dataset": "Subscriber history — @sciencesangrah",
  "channel": "https://tgregister.com/channel/sciencesangrah",
  "retrieved_at": "2026-08-21T18:37:41.346Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 15,
  "window": {
   "from": "2026-08-06T23:52:45.407Z",
   "to": "2026-08-20T15:45:17.606Z"
  },
  "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"
 },
 "rows": [
  {
   "ts": "2026-08-06T23:52:45.407Z",
   "subscribers": 53647,
   "source": 0
  },
  {
   "ts": "2026-08-07T00:00:07.076Z",
   "subscribers": 53647,
   "source": 3
  },
  {
   "ts": "2026-08-07T11:36:01.258Z",
   "subscribers": 53615,
   "source": 4
  },
  {
   "ts": "2026-08-08T13:34:37.253Z",
   "subscribers": 53576,
   "source": 4
  },
  {
   "ts": "2026-08-09T16:21:07.336Z",
   "subscribers": 53520,
   "source": 4
  },
  {
   "ts": "2026-08-10T15:32:35.565Z",
   "subscribers": 53491,
   "source": 4
  },
  {
   "ts": "2026-08-11T12:12:11.825Z",
   "subscribers": 53458,
   "source": 4
  },
  {
   "ts": "2026-08-12T15:17:35.266Z",
   "subscribers": 53391,
   "source": 4
  },
  {
   "ts": "2026-08-14T00:17:09.961Z",
   "subscribers": 53349,
   "source": 4
  },
  {
   "ts": "2026-08-15T04:44:37.473Z",
   "subscribers": 53301,
   "source": 4
  },
  {
   "ts": "2026-08-16T18:46:02.193Z",
   "subscribers": 53196,
   "source": 4
  },
  {
   "ts": "2026-08-17T19:23:50.792Z",
   "subscribers": 53125,
   "source": 4
  },
  {
   "ts": "2026-08-18T17:43:14.246Z",
   "subscribers": 53101,
   "source": 4
  },
  {
   "ts": "2026-08-19T15:15:25.393Z",
   "subscribers": 53029,
   "source": 4
  },
  {
   "ts": "2026-08-20T15:45:17.606Z",
   "subscribers": 53000,
   "source": 4
  }
 ]
}