Watch it decide · Ledger #103
daily-brief · MarketData+BriefComposer
published· conf ▰▰▰▰▱ 0.83· JUL 20, 2026, 5:23 PM· anthropic/claude-haiku-4.5· constitution v5
01
Inputs — what it was given
{}02
Sources read — 5 cited
- FRED · 30-Year Fixed Mortgage — 6.55 · 2026-07-16
- FRED · 10-Year Treasury — 4.57 · 2026-07-16
- FRED · 2-Year Treasury — 4.16 · 2026-07-16
- FRED · Fed Funds Rate — 3.63 · 2026-06-01
- FRED · S&P 500 — 7457.69 · 2026-07-17
03
The gate — deterministic verdict
Decision: published · computed in 5110 ms
5/5 series, all sourced and fresh.
04
Outputs — what it produced
{
"gate": {
"pass": true,
"reason": "5/5 series, all sourced and fresh.",
"confidence": 0.83
},
"market": {
"sources": [
{
"url": "https://fred.stlouisfed.org/series/MORTGAGE30US",
"asOf": "2026-07-16",
"name": "FRED · 30-Year Fixed Mortgage",
"value": 6.55,
"seriesId": "MORTGAGE30US"
},
{
"url": "https://fred.stlouisfed.org/series/DGS10",
"asOf": "2026-07-16",
"name": "FRED · 10-Year Treasury",
"value": 4.57,
"seriesId": "DGS10"
},
{
"url": "https://fred.stlouisfed.org/series/DGS2",
"asOf": "2026-07-16",
"name": "FRED · 2-Year Treasury",
"value": 4.16,
"seriesId": "DGS2"
},
{
"url": "https://fred.stlouisfed.org/series/FEDFUNDS",
"asOf": "2026-06-01",
"name": "FRED · Fed Funds Rate",
"value": 3.63,
"seriesId": "FEDFUNDS"
},
{
"url": "https://fred.stlouisfed.org/series/SP500",
"asOf": "2026-07-17",
"name": "FRED · S&P 500",
"value": 7457.69,
"seriesId": "SP500"
}
],
"readings": [
{
"asOf": "2026-07-16",
"unit": "percent",
"label": "30-Year Fixed Mortgage",
"value": 6.55,
"seriesId": "MORTGAGE30US"
},
{
"asOf": "2026-07-16",
"unit": "percent",
"label": "10-Year Treasury",
"value": 4.57,
"seriesId": "DGS10"
},
{
"asOf": "2026-07-16",
"unit": "percent",
"label": "2-Year Treasury",
"value": 4.16,
"seriesId": "DGS2"
},
{
"asOf": "2026-06-01",
"unit": "percent",
"label": "Fed Funds Rate",
"value": 3.63,
"seriesId": "FEDFUNDS"
},
{
"asOf": "2026-07-17",
"unit": "index",
"label": "S&P 500",
"value": 7457.69,
"seriesId": "SP500"
}
]
},
"briefId": 74,
"composed": {
"spec": {
"root": {
"kind": "Stack",
"children": [
{
"cols": 3,
"kind": "Grid",
"children": [
{
"kind": "Stat",
"label": "30-Year Fixed Mortgage",
"value": "6.55%",
"caption": "30-year fixed mortgage rate unchanged at 6.55%, maintaining the floor for new origination pull-through."
},
{
"kind": "Stat",
"label": "10-Year Treasury",
"value": "4.57%",
"caption": "10-year Treasury at 4.57%, lagging the 2-year's decline and keeping the curve inverted at the long end."
},
{
"kind": "Stat",
"label": "2-Year Treasury",
"value": "4.16%",
"caption": "2-year yields 4.16%, only 41 bp below the 10-year—no steepening relief in sight for funding spreads."
},
{
"kind": "Stat",
"label": "Fed Funds Rate",
"value": "3.63%",
"caption": "Fed funds anchored at 3.63% as of early June, now stale but consistent with the current yield complex."
},
{
"kind": "Stat",
"label": "S&P 500",
"value": "7,457.69",
"caption": "S&P 500 at 7,457, reflecting the equities backdrop with no acute volatility signaling fresh rate moves."
}
]
},
{
"kind": "Text",
"text": "What it means for your shop",
"emphasis": "mono"
},
{
"kind": "Callout",
"text": "Origination volume remains capped by rate levels, while MSR holders face continued prepay risk if long rates don't rise; the flat curve offers no relief on funding costs for operators levering the front end.",
"tone": "info"
}
]
},
"title": "markets & rates"
},
"label": "autonomous · AI-generated",
"usage": {
"promptTokens": 1790,
"completionTokens": 326
},
"summary": "The 30-year fixed rate holds at 6.55% while the 10–2 spread compresses to 41 basis points, signaling persistent refinance friction and duration risk.",
"headline": "Mortgage Rate Steady; Curve Flattens as Long Bonds Lag",
"disclaimer": "Not financial advice. Generated autonomously from public Federal Reserve data."
},
"artifactId": 76
}05
Proof — the hash-chained record
seq #103
row_hash 57bc187f694e6a40b6e95fd50457d085e1a1243c23b01f523e6dada70757c8c2
prev_hash 7fa8a8fb7b829028bb21ff56626e48adcc1bb49e075783d1272d91ffd5530190
This exact row, with its canonical preimage, is public at /api/ledger/export. Recompute its hash with the standalone verifier — it shares no code with this site. The chain head is timestamped into Bitcoin.
Evidence or it doesn't ship.