{
  "schema_version": "1.0.0",
  "license": "CC0-1.0",
  "docs": "https://mike.quarterly.systems/llms.txt",
  "generated_at": "2026-08-07T03:37:41.700Z",
  "commit": "4e33f3cd812109539f1d1b34dd614bb3c35a5c26",
  "id": "social-capital",
  "title": "Social Capital Index",
  "unit": "Index (Oct 2025 = 100)",
  "frequency": "monthly",
  "category": "Social",
  "source": "Multi-platform subscriber counts via platform APIs",
  "calculation": "Weighted mean of follower counts across 11 platforms, indexed to October 2025 = 100. Weights: KmikeyM accounts 0.35, Substack 0.30, LinkedIn 0.09, X 0.09, Instagram 0.07, YouTube 0.04, Bluesky 0.02, Mastodon 0.01, KmikeyM LinkedIn (business) 0.01, Facebook (personal) 0.01, KmikeyM Facebook (business) 0.01. Weights sum to 1, so the composite is denominated in followers. Index = composite / 3041.9 × 100, where 3041.9 is the frozen October 2025 composite. See lib/sci.ts.",
  "baseline": 100,
  "date_convention": "release-lag",
  "vintages": [],
  "observations": [
    {
      "date": "2025-10-01",
      "period": {
        "start": "2025-09-01",
        "end": "2025-09-30"
      },
      "value": 100,
      "notes": "Baseline set with weighted channels (raw: 3041.9)"
    },
    {
      "date": "2025-11-01",
      "period": {
        "start": "2025-10-01",
        "end": "2025-10-31"
      },
      "value": 100.1,
      "notes": "Slight growth across platforms (raw: 3045.06)"
    },
    {
      "date": "2025-12-01",
      "period": {
        "start": "2025-11-01",
        "end": "2025-11-30"
      },
      "value": 100.4,
      "notes": "ESTIMATED — not a measurement. No platform counts were taken for this month. The composite sits between the measured 3045.06 (row 2025-11-01) and 3076.95 (row 2026-01-01); the exact derivation was not recorded, and it is not midpoint interpolation, which would give 3061.0. (raw: 3053.92)",
      "estimated": true
    },
    {
      "date": "2026-01-01",
      "period": {
        "start": "2025-12-01",
        "end": "2025-12-31"
      },
      "value": 101.15,
      "notes": "January actuals (raw: 3076.95)"
    },
    {
      "date": "2026-02-01",
      "period": {
        "start": "2026-01-01",
        "end": "2026-01-31"
      },
      "value": 101,
      "notes": "Measured growth (raw: 3071.64)"
    },
    {
      "date": "2026-03-01",
      "period": {
        "start": "2026-02-01",
        "end": "2026-02-28"
      },
      "value": 101.23,
      "notes": "March actuals (raw: 3079.43)"
    },
    {
      "date": "2026-04-01",
      "period": {
        "start": "2026-03-01",
        "end": "2026-03-31"
      },
      "value": 101.15,
      "notes": "April release — March actuals (raw: 3076.95)"
    },
    {
      "date": "2026-05-01",
      "period": {
        "start": "2026-04-01",
        "end": "2026-04-30"
      },
      "value": 101.23,
      "notes": "May release (raw: 3079.23)"
    },
    {
      "date": "2026-06-01",
      "period": {
        "start": "2026-05-01",
        "end": "2026-05-31"
      },
      "value": 101.22,
      "notes": "May actuals (raw: 3078.95)"
    },
    {
      "date": "2026-07-01",
      "period": {
        "start": "2026-06-01",
        "end": "2026-06-30"
      },
      "value": 101.16,
      "notes": "June actuals (raw: 3077.09)"
    },
    {
      "date": "2026-08-01",
      "period": {
        "start": "2026-07-01",
        "end": "2026-07-31"
      },
      "value": 101.19,
      "notes": "July actuals (raw: 3078.06)"
    }
  ]
}