Evidence row 121551

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://sovereign-x402-zeta.vercel.app/api/v1/sequence/totient"
    ]
  ],
  "name": "sovereign-x402-zeta.vercel.app/api/v1/sequence/totient",
  "owner_address": "0x41595e02275629126ad11551e39ee9ac8531ad3c",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x41595e02275629126aD11551E39ee9Ac8531Ad3C",
        "scheme": "exact"
      }
    ],
    "description": "Calculate Euler totient function phi(n) for a given positive integer n.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "n": 36
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {},
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": true,
                  "properties": {},
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-12T08:19:57.475Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-12T08:19:57.298Z"
    },
    "resource": "https://sovereign-x402-zeta.vercel.app/api/v1/sequence/totient",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Calculate Euler totient function phi(n) for a given positive integer n."
}

What the leaf hashes

{"body":"8ac5290c0b72c7df3242428e9fefecc7693e3dbf179c7f5b04af228daa715068","id":121551,"kind":"listing","method":"baseline/1","observed_us":1793025620056735,"prev":null,"subject":"x402_bazaar:https://sovereign-x402-zeta.vercel.app/api/v1/sequence/totient","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. 0xf902cc0f0657eed45e1cd10b1dd2e5e67fa54fd0f7ff90ad0323422b224a1239
2. 0x48ce145f4cafdc5a554a616857d3313db2ddd9fdb69f6c524a346a14af89bc4b
3. 0x7a0967aeca162d0db5dbdf34e010ba87284d119f2cc3a128aae201100bf10cf0
4. 0x19eea8a6968c9efcb34998e873e36d09563a06a61629bc832145ce601537dc66
5. 0x3de901880cdb18b3100a7843aa09819e83a11e5db9087cb8eecbfe5aa6244fe3
6. 0xff583fbce891141f3a046f897f9550d84b5980eccfa975290ede89faef3863ba
7. 0x9d630573e4dcb2f59676b1542010d9e2a794bdd80fb9d50ec212634327202430
8. 0x3deedd85b62f27a983f67d79235a9f0d69a9730f300d7be8e3d244af57c3a3a5
9. 0x178f4c4219957c8eed2451198ada4c53ca17c5d35969baf77c14c8ad54aa5dde
10. 0x921ec909afaac455249717b3fffa2561a28344c6c4dc7a3f57f7c3f136978f87
11. 0xe3be477672f672ad65922159dceef6444408759f2808a7a1e1ba87146cf5eee0
12. 0xf7eba200f6f1012d700fcc53fc6d57dcafd1019c920b1030d42fa21d4af95d94
13. 0x694eb701ea36a0e3dcde192253ab85a618738bdc1e3a6e582e6f8bf9647f7a6a
14. 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae