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Evidence row 67320

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://api.marketintelligenceapi.com/api/v1/rates/treasury-yield-curve
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
48ae5df945d4708a87610094185d68a5660e9d432a5a91d9712cb4e7ae83a565
Leaf
0xd50e8b2e452e4df57e17b0cd6f80a7bb6bcfcd6c2f16c46535cb4e3814e68f86

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.marketintelligenceapi.com/api/v1/rates/treasury-yield-curve"
    ]
  ],
  "name": "Treasury yield curve",
  "owner_address": "0x48d5a78d480b4c32de319c2aef69e682dc304615",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x48d5A78d480B4C32dE319C2aEF69e682Dc304615",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:137",
        "payTo": "0x48d5A78d480B4C32dE319C2aEF69e682Dc304615",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:42161",
        "payTo": "0x48d5A78d480B4C32dE319C2aEF69e682Dc304615",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "9CAhY1vdaZfrfoto3KLQtRAo1dVWxNn5xAfmc2XbZVsf",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x79A02482A880bCE3F13e09Da970dC34db4CD24d1",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:480",
        "payTo": "0x48d5A78d480B4C32dE319C2aEF69e682Dc304615",
        "scheme": "exact"
      },
      {
        "amount": "9000",
        "asset": "0x60a3E35Cc302bFA44Cb288Bc5a4F316Fdb1adb42",
        "extra": {
          "name": "EURC",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x48d5A78d480B4C32dE319C2aEF69e682Dc304615",
        "scheme": "exact"
      },
      {
        "amount": "9000",
        "asset": "0x1C60ba0A0eD1019e8Eb035E6daF4155A5cE2380B",
        "extra": {
          "name": "EURC",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:480",
        "payTo": "0x48d5A78d480B4C32dE319C2aEF69e682Dc304615",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:84532",
        "payTo": "0x48d5A78d480B4C32dE319C2aEF69e682Dc304615",
        "scheme": "exact"
      }
    ],
    "description": "Treasury yield curve ($0.01): US Treasury yields from 1 month to 30 years, par and real (TIPS), daily changes, 2s10s, 3m10y and 5s30s spreads with inversion flags, 10-year breakeven inflation, SOFR, EFFR and euro STR. Official Treasury and Fed data.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "example": {
              "breakevenInflation10yPercent": 2.33,
              "date": "2026-09-24",
              "inversions": {
                "2s10s": false,
                "3m10y": false
              },
              "nominalYieldsPercent": {
                "10 Yr": 5.18,
                "2 Yr": 4.87,
                "3 Mo": 4.24,
                "30 Yr": 5.47
              },
              "overnight": {
                "ESTR": {
                  "ratePercent": 2.44
                },
                "SOFR": {
                  "effectiveDate": "2026-09-23",
                  "ratePercent": 3.87
                }
              },
              "slopesBps": {
                "2s10s": 31,
                "3m10y": 94
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "additionalProperties": true,
              "properties": {
                "example": {
                  "description": "Example JSON response returned by this endpoint"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input",
            "output"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-10T07:04:29.715Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-10T07:04:29.244Z"
    },
    "resource": "https://api.marketintelligenceapi.com/api/v1/rates/treasury-yield-curve",
    "serviceName": "Treasury yield curve",
    "tags": [
      "treasury yields",
      "yield curve",
      "interest rates",
      "bonds",
      "inflation"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Treasury yield curve ($0.01): US Treasury yields from 1 month to 30 years, par and real (TIPS), daily changes, 2s10s, 3m10y and 5s30s spreads with inversion flags, 10-year breakeven inflation, SOFR, EFFR and euro STR. Official Treasury and Fed data."
}

What the leaf hashes

{"body":"48ae5df945d4708a87610094185d68a5660e9d432a5a91d9712cb4e7ae83a565","id":67320,"kind":"listing","method":"baseline/1","observed_us":1793025462568531,"prev":null,"subject":"x402_bazaar:https://api.marketintelligenceapi.com/api/v1/rates/treasury-yield-curve","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0xd50ea78178d71087aa9a90d9e5d63c4412521549a69bf76b675b57300b59dfb8
  2. 0x015e838cc2e207ab0d56133ee490ad800782ce3b5d47b46c4263ea611e3c06bd
  3. 0x81e8505678255de70cc510b51c8afa0a3862b6c1c5732282b524a046b2f3e5f8
  4. 0x5e4cd9939e2b48a2e10241a2c1f8456acce10cf99087e15d01dd634230705c78
  5. 0xe2126acfee86a62f23ae82bf9544d6147d80e500038073987d26a89789406f00
  6. 0xf9765442abb33f83de37b9955997fae36e7b38aa432360cc3b48f33e4ee165dd
  7. 0xf3f8beaf8a36620c80c8fc6188f617740cd9826e049207ee1f09d8689c0eb46c
  8. 0x296a7dd1433e3ccb719aa73126f570746e8221698fa4504176fdd793eb2381db
  9. 0xd574190c8f34f0f722f5ae9a12e7d965573611bd86afd47858cff27cb0537b74
  10. 0x692eeb197968cd5781b6a621b2983348b30fee6c6aea503398abf2207d9af77b
  11. 0x13af2618b202e3256bff92107d30a646eb897d2992ea1f3e08e75bf4bef84c31
  12. 0x7026808261896a203198354548e5e8cabce4a06e89d077c172084841b47ae119
  13. 0x3199db04c2c73c3483386a86bf503eafde5af103465608156e2e5f42e72a6fbe
  14. 0x6b927d53caa5125cdba9255612d524976c691f8672796c3f0885ba2c5b3af1ad
  15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
  16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
  17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON