Evidence row 904

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.freestylevault.com/v1/rates"
    ]
  ],
  "name": "api.freestylevault.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "api.freestylevault.com",
    "endpoints": [
      {
        "description": "Committed IFTA tax rates for a quarter (?quarter=2026-Q2&fuel_type=diesel&jurisdiction=WA), grouped by jurisdiction × fuel type with effective periods clipped to the quarter — mid-quarter revisions read as separate periods. Human-reviewed against iftach.org every quarter.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "diesel",
            "group": "query",
            "name": "fuel_type",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "WA",
            "group": "query",
            "name": "jurisdiction",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "2026-Q2",
            "group": "query",
            "name": "quarter",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.005",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "5",
          "l30DaysUniquePayers": "5"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://api.freestylevault.com/v1/rates"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "api-freestylevault-com",
    "integrationType": "",
    "isNew": false,
    "name": "api.freestylevault.com",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.005",
      "currency": "USDC",
      "maxAmount": "0.005",
      "minAmount": "0.005"
    },
    "provider": "api.freestylevault.com",
    "providerUrl": "",
    "serviceName": "",
    "tags": []
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"f0463a65cb8bd6d89aca49d560d940159c2f2cd57ec1d63172fd67022d908a83","id":904,"kind":"listing","method":"baseline/1","observed_us":1793025240857368,"prev":null,"subject":"agentic_market:api-freestylevault-com","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xdcf6a7e36cb4e49b070349b7af44f94f0d37beb00a6c6019485dc008a003c2a7
2. 0xa491f38bdfc0eeeb42bdbc6debf8bebbc114a442e4e990f95153fd6edf49b93b
3. 0x7078cac18c49e190ce74bb323845d18d0b26a2edf34943d80c94b4acec437133
4. 0x7b438e331d318965aa9c0b74759f8a1fc20f3ed462b9f30d86fd86a13aa13ed0
5. 0x183a3a3e8919dd259ad54be2ac0f486fb5e3386a0320d0cd18c9e89664d7f554
6. 0x21784fba252da9ad4186dff02e4c5460007167114147f267eab8fd4d058623d1
7. 0x4657f38596880d9f4bd83475b876522d929f84d274aafb2677d52618f9a2788e
8. 0x9a841ec09a99a79824d9b813069127d92ee260f84ffe9ad7e81ad8c9a28ae02e
9. 0xef7c86b18aae74715167c57795275e22ff79bcc04ff1d4a22a0ca9a873028d2c
10. 0xa6e263f21de84b30c691e048acb0310bd7d18a8690547632e858e23c83a7937f
11. 0xc304d8ab49bd718a38dddb85fcb5c694094ddf3a5df4ec3ea86014a4eacd847c
12. 0xd5d3f9a510ef9bc1156a86fc24b9d0c3a67b96d7c1dad1563f35f879e0ac9b4b
13. 0xa4edde833302b48399053e2519aea1aed1074cd102bf4b553643df1866cce4ec
14. 0x0b7541c75cc482a7134110311d7dbd02095d969ba21177de9b21a52a55981718
15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae