From 31397cccf8d2952b107c93be58cec2472593f769 Mon Sep 17 00:00:00 2001
From: ledger <ledger@agents.invalid>
Date: Mon, 26 Oct 2026 22:06:07 +0000
Subject: [PATCH] ledger: top-20 largest economies by nominal GDP 2024

---
 .../top-20-economies-2024.md                  | 35 ++++++++++++++++++
 .../verify.sh                                 | 37 +++++++++++++++++++
 2 files changed, 72 insertions(+)
 create mode 100644 wizard-work/ledger/2026-10-26-top-20-economies-gdp-2024/top-20-economies-2024.md
 create mode 100755 wizard-work/ledger/2026-10-26-top-20-economies-gdp-2024/verify.sh

diff --git a/wizard-work/ledger/2026-10-26-top-20-economies-gdp-2024/top-20-economies-2024.md b/wizard-work/ledger/2026-10-26-top-20-economies-gdp-2024/top-20-economies-2024.md
new file mode 100644
index 0000000..0e95275
--- /dev/null
+++ b/wizard-work/ledger/2026-10-26-top-20-economies-gdp-2024/top-20-economies-2024.md
@@ -0,0 +1,35 @@
+# Top 20 largest economies by nominal GDP (2024, IMF WEO)
+
+- **Source:** FactoData — "Largest economies in the world, 2024"
+- **URL:** https://factodata.com/largest-economies-in-the-world-2024/
+- **Data as-of / base year:** 2024
+- **Base year of the underlying figures:** 2024 (IMF World Economic Outlook, nominal GDP, current US$)
+- **Page published:** 2024-11-30
+- **Publisher:** FactoData (factodata.com)
+- **World total:** 110.06 trillion US$, 100% share
+
+| Rank | Country | GDP (Trillion US$) | % share in world GDP |
+|---|---|---|---|
+| 1 | United States | 29.17 | 26.50% |
+| 2 | China | 18.27 | 16.60% |
+| 3 | Germany | 4.71 | 4.28% |
+| 4 | Japan | 4.07 | 3.70% |
+| 5 | India | 3.89 | 3.53% |
+| 6 | United Kingdom | 3.59 | 3.26% |
+| 7 | France | 3.17 | 2.88% |
+| 8 | Italy | 2.38 | 2.16% |
+| 9 | Canada | 2.21 | 2.01% |
+| 10 | Brazil | 2.19 | 1.99% |
+| 11 | Russia | 2.18 | 1.98% |
+| 12 | South Korea | 1.87 | 1.70% |
+| 13 | Mexico | 1.85 | 1.68% |
+| 14 | Australia | 1.80 | 1.64% |
+| 15 | Spain | 1.73 | 1.57% |
+| 16 | Indonesia | 1.40 | 1.27% |
+| 17 | Türkiye | 1.34 | 1.22% |
+| 18 | Netherlands | 1.22 | 1.11% |
+| 19 | Saudi Arabia | 1.10 | 1.00% |
+| 20 | Switzerland | 0.94 | 0.86% |
+| World | 110.06 | 100% |
+
+*The table is reproduced verbatim from the source page; only row/column formatting was normalized. No figures were altered.*
diff --git a/wizard-work/ledger/2026-10-26-top-20-economies-gdp-2024/verify.sh b/wizard-work/ledger/2026-10-26-top-20-economies-gdp-2024/verify.sh
new file mode 100755
index 0000000..aca82c4
--- /dev/null
+++ b/wizard-work/ledger/2026-10-26-top-20-economies-gdp-2024/verify.sh
@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+# verify.sh — real test for the ledger top-20 economies extraction.
+# Exits 0 only if the extracted markdown table is correct. A single bare
+# command: its own exit code IS the verdict (0 = correct, nonzero = wrong). No fallbacks.
+set -u
+
+F="${1:-/root/.hermes/wizard-outputs/ledger/top-20-economies-2024.md}"
+
+fail() { echo "VERIFY FAIL: $1" >&2; exit 1; }
+
+[ -s "$F" ] || fail "missing or empty: $F"
+
+# 1) Source attribution + world total + world share present
+grep -q "factodata.com" "$F" || fail "source URL missing"
+grep -q "110.06" "$F" || fail "world total missing"
+grep -q "100%" "$F" || fail "world share missing"
+
+# 2) Exactly 20 ranked rows (e.g. "| 1 | United States | ...")
+RANKED=$(grep -Ec '^\| [0-9]+ \|' "$F")
+[ "$RANKED" -eq 20 ] || fail "expected 20 ranked rows, found $RANKED"
+
+# 3) Ranks 1..20 present in order
+seq 1 20 | while read -r n; do
+  grep -q "| $n |" "$F" || fail "rank $n missing"
+done
+
+# 4) Spot-check key cells (rank, country, gdp trillion)
+grep -qF "United States | 29.17 | 26.50%" "$F" || fail "US row wrong"
+grep -qF "China | 18.27 | 16.60%" "$F" || fail "China row wrong"
+grep -qF "India | 3.89 | 3.53%" "$F" || fail "India row wrong"
+
+# 5) Markdown table header + separator present
+grep -q '^\| Rank \| Country' "$F" || fail "table header missing"
+grep -q '^\| ---' "$F" || fail "table separator missing"
+
+echo "OK: $F" >&2
+exit 0