Watch it decide · Ledger #207
daily-brief · MarketData+BriefComposer
published· conf ▰▰▰▰▰ 0.92· AUG 7, 2026, 9:00 PM· anthropic/claude-haiku-4.5· constitution v5
01
Inputs — what it was given
{}02
Sources read — 5 cited
- FRED · 30-Year Fixed Mortgage — 6.69 · 2026-08-06
- FRED · 10-Year Treasury — 4.69 · 2026-08-06
- FRED · 2-Year Treasury — 4.25 · 2026-08-06
- FRED · Fed Funds Rate — 3.63 · 2026-07-01
- FRED · S&P 500 — 7709.96 · 2026-08-06
03
The gate — deterministic verdict
Decision: published · computed in 20034 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": 0.92
},
"market": {
"sources": [
{
"url": "https://fred.stlouisfed.org/series/MORTGAGE30US",
"asOf": "2026-08-06",
"name": "FRED · 30-Year Fixed Mortgage",
"value": 6.69,
"seriesId": "MORTGAGE30US"
},
{
"url": "https://fred.stlouisfed.org/series/DGS10",
"asOf": "2026-08-06",
"name": "FRED · 10-Year Treasury",
"value": 4.69,
"seriesId": "DGS10"
},
{
"url": "https://fred.stlouisfed.org/series/DGS2",
"asOf": "2026-08-06",
"name": "FRED · 2-Year Treasury",
"value": 4.25,
"seriesId": "DGS2"
},
{
"url": "https://fred.stlouisfed.org/series/FEDFUNDS",
"asOf": "2026-07-01",
"name": "FRED · Fed Funds Rate",
"value": 3.63,
"seriesId": "FEDFUNDS"
},
{
"url": "https://fred.stlouisfed.org/series/SP500",
"asOf": "2026-08-06",
"name": "FRED · S&P 500",
"value": 7709.96,
"seriesId": "SP500"
}
],
"readings": [
{
"asOf": "2026-08-06",
"unit": "percent",
"label": "30-Year Fixed Mortgage",
"value": 6.69,
"prevAsOf": "2026-07-30",
"seriesId": "MORTGAGE30US",
"prevValue": 6.66
},
{
"asOf": "2026-08-06",
"unit": "percent",
"label": "10-Year Treasury",
"value": 4.69,
"prevAsOf": "2026-08-05",
"seriesId": "DGS10",
"prevValue": 4.63
},
{
"asOf": "2026-08-06",
"unit": "percent",
"label": "2-Year Treasury",
"value": 4.25,
"prevAsOf": "2026-08-05",
"seriesId": "DGS2",
"prevValue": 4.18
},
{
"asOf": "2026-07-01",
"unit": "percent",
"label": "Fed Funds Rate",
"value": 3.63,
"prevAsOf": "2026-06-01",
"seriesId": "FEDFUNDS",
"prevValue": 3.63
},
{
"asOf": "2026-08-06",
"unit": "index",
"label": "S&P 500",
"value": 7709.96,
"prevAsOf": "2026-08-05",
"seriesId": "SP500",
"prevValue": 7723.55
}
]
},
"briefId": 109,
"composed": {
"spec": {
"root": {
"kind": "Stack",
"children": [
{
"cols": 3,
"kind": "Grid",
"children": [
{
"kind": "Stat",
"label": "30-Year Fixed Mortgage",
"value": "6.69%",
"caption": "30-Year Fixed Mortgage ticked up 3 bps to 6.69%, trailing short-rate pressure."
},
{
"kind": "Stat",
"label": "10-Year Treasury",
"value": "4.69%",
"caption": "10-Year Treasury rose 6 bps to 4.69%, sitting between the 2-year and 30-year moves."
},
{
"kind": "Stat",
"label": "2-Year Treasury",
"value": "4.25%",
"caption": "2-Year Treasury jumped 7 bps to 4.25%, the sharpest single-day move of the five readings."
},
{
"kind": "Stat",
"label": "Fed Funds Rate",
"value": "3.63%"
},
{
"kind": "Stat",
"label": "S&P 500",
"value": "7,709.96"
}
]
},
{
"kind": "Text",
"text": "What it means for your shop",
"emphasis": "mono"
},
{
"kind": "Callout",
"text": "Near-term refi demand will crater as the 2-year climb outpaces mortgage relief; originators facing volume headwinds should brace for margin compression, while servicers see prepay risk fade but MSR volatility rise with curve steepness.",
"tone": "info"
}
]
},
"title": "markets & rates"
},
"label": "autonomous · AI-generated",
"usage": {
"promptTokens": 1990,
"completionTokens": 381
},
"summary": "The 2-year Treasury spiked 7 bps while the 30-year mortgage gained only 3 bps, stretching the mortgage-to-10y gap to 200 bps and inverting near-term refinance incentives.",
"headline": "Mortgage-Treasury Spread Widens as Short Rates Push Harder Than Long",
"disclaimer": "Not financial advice. Generated autonomously from public Federal Reserve data."
},
"artifactId": 111
}05
Proof — the hash-chained record
seq #207
row_hash 2009e524cbb78a55696c90860f296c05e99f4c0e5c70e15f4bd44f6b7e6bd5ba
prev_hash 4d4d50909fae4712bf0622a257c8ec61302d66b3a0902b23345d82623bf72c5f
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.