{
 "meta": {
  "dataset": "Subscriber history — @Upper90TipsFree",
  "channel": "https://tgregister.com/channel/Upper90TipsFree",
  "retrieved_at": "2026-08-29T11:25:27.377Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 19,
  "window": {
   "from": "2026-08-07T12:15:24.114Z",
   "to": "2026-08-29T00:04:53.077Z"
  },
  "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": "2026-08-07T12:15:24.114Z",
   "subscribers": 20712,
   "source": 3
  },
  {
   "ts": "2026-08-08T10:20:45.566Z",
   "subscribers": 20695,
   "source": 4
  },
  {
   "ts": "2026-08-09T14:12:07.899Z",
   "subscribers": 20678,
   "source": 4
  },
  {
   "ts": "2026-08-10T15:34:53.854Z",
   "subscribers": 20657,
   "source": 4
  },
  {
   "ts": "2026-08-11T13:02:24.061Z",
   "subscribers": 20645,
   "source": 4
  },
  {
   "ts": "2026-08-12T15:53:32.065Z",
   "subscribers": 20636,
   "source": 4
  },
  {
   "ts": "2026-08-13T23:26:39.233Z",
   "subscribers": 20612,
   "source": 4
  },
  {
   "ts": "2026-08-15T04:04:59.112Z",
   "subscribers": 20597,
   "source": 4
  },
  {
   "ts": "2026-08-16T18:15:23.858Z",
   "subscribers": 20574,
   "source": 4
  },
  {
   "ts": "2026-08-17T19:24:02.831Z",
   "subscribers": 20560,
   "source": 4
  },
  {
   "ts": "2026-08-18T20:43:03.140Z",
   "subscribers": 20538,
   "source": 4
  },
  {
   "ts": "2026-08-19T22:34:55.172Z",
   "subscribers": 20533,
   "source": 4
  },
  {
   "ts": "2026-08-20T22:24:03.154Z",
   "subscribers": 20522,
   "source": 4
  },
  {
   "ts": "2026-08-22T00:56:04.680Z",
   "subscribers": 20515,
   "source": 4
  },
  {
   "ts": "2026-08-23T15:55:13.556Z",
   "subscribers": 20521,
   "source": 4
  },
  {
   "ts": "2026-08-25T02:07:08.394Z",
   "subscribers": 20506,
   "source": 4
  },
  {
   "ts": "2026-08-25T22:57:21.779Z",
   "subscribers": 20490,
   "source": 4
  },
  {
   "ts": "2026-08-27T22:06:03.696Z",
   "subscribers": 20474,
   "source": 4
  },
  {
   "ts": "2026-08-29T00:04:53.077Z",
   "subscribers": 20468,
   "source": 4
  }
 ]
}