Evidence row 1038833

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://finance-api.kdlcfa.workers.dev/us30y-yield"
    ]
  ],
  "name": "finance-api.kdlcfa.workers.dev/us30y-yield",
  "owner_address": "0xe3738580ede5384bb8b8d1c8786b391c59d2668d",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xe3738580eDe5384Bb8b8d1c8786b391C59D2668D",
        "scheme": "exact"
      }
    ],
    "description": "US 30-Year Treasury Bond yield (%), delayed, via Yahoo Finance",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "change_percent_points": 0.03,
              "date": "2026-08-03",
              "index": "TYX",
              "name": "US 30-Year Treasury Yield",
              "previous_close_percent": 4.52,
              "value_percent": 4.55
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "required": [],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_zsnfgaw3"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "maxItems": 5,
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-29T09:03:42.839Z",
    "quality": {
      "l30DaysTotalCalls": 8,
      "l30DaysUniquePayers": 8,
      "lastCalledAt": "2026-10-29T09:03:42.295Z"
    },
    "resource": "https://finance-api.kdlcfa.workers.dev/us30y-yield",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "US 30-Year Treasury Bond yield (%), delayed, via Yahoo Finance"
}

What the leaf hashes

{"body":"3b013f8623c018695200914cf46abada8838ab07d27cd070f2ccaca00ea07114","id":1038833,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298276253112,"prev":785638,"subject":"x402_bazaar:https://finance-api.kdlcfa.workers.dev/us30y-yield","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0xcde1e5d3a989a8782649367a11cd52989a8bb4c056c71be5bdd67e07f9e98147
2. 0x836bf47817621cb2d6e9f8b5fe721b5228086ca88a1641ae27e76a7369fefa87
3. 0xf9b2430412a15a9d8804021fbc5a6ecf4c8bfb5b628677e6e4781a8da6f1d8b8
4. 0x8bb7666f25c22b84a1fafd0fdd70162a5e9c37cd6128c14c398f623e4c79f423
5. 0x1a6b04e9f58594508d5e2e87a477d2023cfa1114d450f55d14a12bf7dade6f01
6. 0x3f4a6f2cedc785970595c4e5a2cc8d8b61a03679c28ecae571e92a6a60b30bc2
7. 0x39f5b2562e550e2527c02be7b56acd7fb0463c8be0134bc23e49a08a8e9453d8
8. 0xe6ba99c4b0502db9b39f96d32f1f3e37100b1afa221bcb01b96fa89b6c91f8aa
9. 0x8eea5675e2c117c385ec42a604ca30e173b3421d8b79257e03c494906df7ca10
10. 0xde21eee8c9e1f60f3bc79b485b0e66ff0932acd7fff2728e3b9d3635ee1190ef
11. 0xf76b7e89124336f7016b5dd7ebe04f924f6a8309afe69fdad11bed505671b449
12. 0x53c682b31810858d865f950564c0ebec1ff5893083f3a9cd4ff6faeeaaf02e68
13. 0x97f0ccb56ab0f3fc0746e8ceca39a31e5cd22b8979ee43500468693a013c5beb
14. 0xff4a7a4ef98a9db806f61d17fd3535917a23846dc8183da0b176c5699301b5ba
15. 0x4e4f8f228a3b7a38299ec6f2b1967c6cf4de15fdd9dc0d200e691266e51ef99d
16. 0xef5d5572aac8f06b61579b7167b369fcb479d9027d4037dc9cacff9e3a26ffd2
17. 0xa1fa2e97e71ad6e802f325afd74bb7095901f2060529c9739182a1233f8804bc
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1