Evidence row 76834

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://irb-precedent-api.canvas-cart.workers.dev/doc/:id/full"
    ]
  ],
  "name": "irb-precedent-api.canvas-cart.workers.dev/doc/:id/full",
  "owner_address": "0xa40dadc75b69bee8325e8089258235213293f8f4",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xA40Dadc75B69bEe8325E8089258235213293F8F4",
        "scheme": "exact"
      }
    ],
    "description": "Full text of one IRS Internal Revenue Bulletin document (Revenue Ruling, Revenue Procedure, Notice, Announcement, or Treasury Decision), 2003 to present. Get the id from GET /search?q=<keywords>. Use this when you need the complete, verbatim text of a specific IRS guidance document for tax research, not a summary.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {
              "id": "td-2003-9091"
            },
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "citation": "T.D. 9091",
              "doc_type": "td",
              "full_text": "T.D. 9091 Special Depreciation Allowance ...",
              "id": "td-2003-9091",
              "issue_date": "2003-11-03",
              "issue_id": "2003-44",
              "number": 9091,
              "part": "I",
              "source_url": "https://www.irs.gov/irb/2003-44_IRB",
              "title": "DRAFTING INFORMATION",
              "year": 2003
            },
            "type": "json"
          }
        },
        "routeTemplate": "/doc/:id/full",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "pathParams": {
                  "properties": {
                    "id": {
                      "description": "Document id from GET /search, e.g. td-2003-9091 or rev-rul-2003-71",
                      "type": "string"
                    }
                  },
                  "required": [
                    "id"
                  ],
                  "type": "object"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-19T10:31:40.34Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-19T10:31:40.066Z"
    },
    "resource": "https://irb-precedent-api.canvas-cart.workers.dev/doc/:id/full",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Full text of one IRS Internal Revenue Bulletin document (Revenue Ruling, Revenue Procedure, Notice, Announcement, or Treasury Decision), 2003 to present. Get the id from GET /search?q=<keywords>. Use this when you need the complete, verbatim text of a specific IRS guidance document for tax research, not a summary."
}

What the leaf hashes

{"body":"394693a73561d23944d46bf4d885113eae47b49aaef498f9f3b9f005d332642e","id":76834,"kind":"listing","method":"baseline/1","observed_us":1793025493000249,"prev":null,"subject":"x402_bazaar:https://irb-precedent-api.canvas-cart.workers.dev/doc/:id/full","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. 0x5f905ca9e32627c9c253edfd288041bdeea11c59d7e512e9f893500b2ed33305
2. 0x7828178a999bfb43a70885b806f9c58f2c69fdb4ee0b1d3a43e6881ab968b747
3. 0xbe118e984a4603fa5a65e2fd5e81a5f7335dc95f12a60403517d92eab7967946
4. 0x2681ac4561cae934db4f11f0790f707977734feb729550f843078d74630e06c5
5. 0x6c967c27a366dfcc3ddab463d6df8f97e5e2d99f2e4dcb6171b9d1763ed13dbf
6. 0x198b4be92398bdeb39ae15c5cf54e22f9889173ee88f1978cf083926c958778f
7. 0xaef57bf8819dfc8619ee582e36d496cb6b290eb2b7cd44a7fd7cc364f5d72382
8. 0xe05b11589bd113d2c426ffabd5bafcb142b546ef091fc5803994005c7b6218c8
9. 0x26b4a3a1bac096245909b7085e70cfa8f2612e81c3e0bd50a09a49cf7cd7b14e
10. 0x8fd0567340f23f69262de3ad393f18f08862b59e5cd7e78982ea4d654e90d98b
11. 0x8088b42b1c11cbc36b44c4b08d0759628b035caa2738251cd28ed0e7242e65bc
12. 0x5ab25c2fdf4695beeefb0726a5fc73e189b68f8d9fb2a3f6321ff7223b166fdd
13. 0x66883b42f4167ade51c4909f050c5478524e23786fb0b5c48bd1a53580960a68
14. 0x216cebb9ae5414599109a02297c4817d7d1c6b1394afeb97efe38e32f0053974
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae