Evidence row 2294

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://fda-iom-api.canvas-cart.workers.dev/section/:id/full"
    ]
  ],
  "name": "fda-iom-api.canvas-cart.workers.dev",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "fda-iom-api.canvas-cart.workers.dev",
    "endpoints": [
      {
        "description": "Full text of one section of the FDA Investigations Operations Manual (IOM). Get the id from GET /search?q=<keywords> or GET /chapter/:id. Use this when you need the complete, verbatim text of a specific IOM section for inspection-readiness or regulatory research, not a summary.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "chapter-05--5-1-1",
            "group": "path",
            "name": "id",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://fda-iom-api.canvas-cart.workers.dev/section/:id/full"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "fda-iom-api-canvas-cart-workers-dev",
    "integrationType": "",
    "isNew": false,
    "name": "fda-iom-api.canvas-cart.workers.dev",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.01",
      "currency": "USDC",
      "maxAmount": "0.01",
      "minAmount": "0.01"
    },
    "provider": "fda-iom-api.canvas-cart.workers.dev",
    "providerUrl": "",
    "serviceName": "",
    "tags": []
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"71aa896954f2283e90e5cb01de5568b0daa8723c82751b14d1f6a020ebfef970","id":2294,"kind":"listing","method":"baseline/1","observed_us":1793025266152308,"prev":null,"subject":"agentic_market:fda-iom-api-canvas-cart-workers-dev","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. 0x9efded9093d301e0a65d1324f70f553600dec59a627037c6b6452c9d41ba70e8
2. 0x9298ee9b21e5d785807bb680886cc41af2c7c74597c9ad355b8577e786b6356b
3. 0xcda8a8141755a547e02ad8928f36fbb4eb13b2d8298fd575056ae1102c42202c
4. 0xf1f34e6ef87f8cc30ba44a850c71b215878b84a95983a16dd16844b0f3f4c177
5. 0x8728f3316276fc2a3e30f063f553d0fc15338a7b449f7fd3ec12c0812873d79f
6. 0xd363d103f06529bf00041bccaca3831210f4a75acad2e339cb97593e79e06b04
7. 0xc3c10688da41e082699a67da7916fc8de161b3cd9224a91360e51a1048c68390
8. 0xe25eacb409bcf8dcde5bf8243af16b8c25bd34fcb5adbb70f05adc5a5407929c
9. 0x37ee73943865bf198a6ad0909a71ef6410546144bf4916090c84f20f6cf2e0ee
10. 0xf41043f542980b32be9b3ced5ce838546c4aba89c89cec784be33684bd2a251c
11. 0xb5a5da1d8cc5364d4e1e81f176a4bcbca86e02bf02b30e06db118bb7f2c487a8
12. 0x6367dad81ab5c2e6f424ad3e06310c9b75079293d62a08dfbde98ef993c35229
13. 0xf8d3e004d9a208d2c5e82ab676956d80f8a3c78387c61dad15a3a8269efee0d8
14. 0x6713795704ddd9c528d421fadd9cc96b0200a4ddbba84f88e718d4968dde888b
15. 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae