{
  "publication": "E-2026-006",
  "edition": 1,
  "L0_signal": {
    "note": "historical per-run signal not recorded before the ledger existed; current wake state captured at promotion time",
    "wake_state_at_promotion": {
      "next_wake_hours": 12.0,
      "reason": "quiet",
      "peak": 0.0419,
      "decided_at": "2026-07-21T23:08:10+00:00",
      "next_at": "2026-07-22T11:08:10+00:00",
      "poke": {
        "until": "2026-07-12T10:44:58+00:00",
        "ceiling_h": 3.0,
        "reactive": 0.15,
        "since": "2026-07-12T04:44:58+00:00"
      }
    }
  },
  "L1_question": {
    "kind": "unavailable",
    "note": "frontier.json unreadable: 'list' object has no attribute 'get'"
  },
  "L2_sources": [
    "https://www.mas.gov.sg/bonds-and-bills",
    "https://fred.stlouisfed.org"
  ],
  "L3_findings": [
    {
      "file": "2026-06-30-sg-rates.md",
      "date": "2026-06-30",
      "chars": 2135,
      "sources": []
    },
    {
      "file": "2026-07-01-sg-rates.md",
      "date": "2026-07-01",
      "chars": 2057,
      "sources": []
    },
    {
      "file": "2026-07-02-sg-rates.md",
      "date": "2026-07-02",
      "chars": 1901,
      "sources": []
    },
    {
      "file": "2026-07-03-sg-rates.md",
      "date": "2026-07-03",
      "chars": 2021,
      "sources": []
    },
    {
      "file": "2026-07-07-sg-rates.md",
      "date": "2026-07-07",
      "chars": 2265,
      "sources": [
        "https://www.mas.gov.sg/bonds-and-bills",
        "https://fred.stlouisfed.org"
      ]
    }
  ],
  "L4_synthesis": {
    "file": "sg-rates.md",
    "frontmatter": {
      "topic": "sg-rates",
      "date": "2026-07-08",
      "source": "curator",
      "model": "deepseek/deepseek-v4-pro",
      "n_sources": 5,
      "facts": 20,
      "flagged_ungrounded": [
        "US 1-yr Treasury yield: 3.94% (30 Jun) - source cited as FRED, but no specific tool output provided",
        "US 1-yr Treasury yield: 3.97% (1 Jul) - source cited as FRED, but no specific tool output provided",
        "US 1-yr Treasury yield: 3.98% (2 Jul) - source cited as FRED, but no specific tool output provided",
        "US 1-yr Treasury yield: 4.00% (3 Jul) - source cited as FRED, but no specific tool output provided",
        "US 10-yr Treasury yield: 4.38% (30 Jun, 1 Jul) - source cited as FRED, but no specific tool output provided",
        "US 10-yr Treasury yield: 4.44% (2 Jul) - source cited as FRED, but no specific tool output provided",
        "US 10-yr Treasury yield: 4.48% (3 Jul) - source cited as FRED, but no specific tool output provided",
        "SGD-USD yield gap is approximately 250 bps - derived from cited yields, but no direct tool output for the spread",
        "US yield curve is not inverted (2s10s spread +28 bps on 1 Jul, +30 bps on 2 Jul; 3m10y +57 bps on 2 Jul) - specific spread values not directly from a cited tool output",
        "SSB is superior for short-term parking due to liquidity and optionality - predictive/correlational claim without cited tool source",
        "Holding SGD cash has opportunity cost vs USD if FX risk is acceptable - predictive/correlational claim without cited tool source",
        "SSB step-up provides optionality: exit if rates rise, hold if rates fall - predictive/correlational claim without cited tool source",
        "6-mo T-bill offers a marginal 4 bps yield edge over SSB Year 1 - derived from cited yields, but no direct tool output for the comparison",
        "SSB Year 1 return matches 1-yr T-bill cut-off - derived from cited yields, but no direct tool output for the comparison"
      ]
    },
    "grounded_stats": {
      "available": false,
      "grounded_steps": 0,
      "total_steps": 0
    }
  },
  "assembled_at": "2026-07-22T01:30:33+00:00"
}