Evidence row 123917

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://walcert.globalscoreagent.com/v1/certificates/origins"
    ]
  ],
  "name": "walcert.globalscoreagent.com/v1/certificates/origins",
  "owner_address": "0xf4d938200445b0df0f028af6d90d016147aed095",
  "raw": {
    "accepts": [
      {
        "amount": "50000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xF4D938200445B0Df0f028af6d90D016147AEd095",
        "scheme": "exact"
      },
      {
        "amount": "50000",
        "asset": "0xcebA9300f2b948710d2653dD7B07f33A8B32118C",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42220",
        "payTo": "0xF4D938200445B0Df0f028af6d90D016147AEd095",
        "scheme": "exact"
      },
      {
        "amount": "50000000000000000",
        "asset": "0x8AC76a51cc950d9822D68b83fE1Ad97B32Cd580d",
        "extra": {
          "assetTransferMethod": "permit2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:56",
        "payTo": "0xF4D938200445B0Df0f028af6d90D016147AEd095",
        "scheme": "exact"
      }
    ],
    "description": "Before hiring or paying an ERC-8004 agent, grade the controlling wallet's funding origins (CEX, bridge, mixer, organic) A-F. POST wallet_address; signed certificate + Celo on-chain anchor. $0.05 USDC.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "wallet_address": "0x2eFC66c0a78620Dd254443998BF2f11B685602E3"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "available": true,
              "certificate": {
                "data_hash": "0x…",
                "grade": "B",
                "grade_label": {
                  "eng": "Good",
                  "esp": "Bueno"
                },
                "onchain": {
                  "chain_id": 42220,
                  "status": "confirmed",
                  "tx_hash": "0x…"
                },
                "signature": {
                  "scheme": "eip712",
                  "signer": "0xE7e9…"
                },
                "summary": {
                  "eng": "Wallet maturity certificate (A-F).",
                  "esp": "Certificado de madurez de wallet (A-F)."
                },
                "type": "ORIGINS"
              },
              "certificate_type": "origins",
              "mode": "hot",
              "provider": "alchemy",
              "status": "ok"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "wallet_address": {
                      "description": "EVM wallet address (0x-prefixed, 42 chars)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "wallet_address"
                  ],
                  "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": "2026-10-25T08:45:12.353Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-25T08:45:12.167Z"
    },
    "resource": "https://walcert.globalscoreagent.com/v1/certificates/origins",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Before hiring or paying an ERC-8004 agent, grade the controlling wallet's funding origins (CEX, bridge, mixer, organic) A-F. POST wallet_address; signed certificate + Celo on-chain anchor. $0.05 USDC."
}

What the leaf hashes

{"body":"90f329ab6a76818aa8f91705753783c887efd4cd3480c5c21edfe325d8b69904","id":123917,"kind":"listing","method":"baseline/1","observed_us":1793025623868313,"prev":null,"subject":"x402_bazaar:https://walcert.globalscoreagent.com/v1/certificates/origins","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. 0x65e8d3a0e92b529f5f593ef4ccf11bf0cda223982dde791d1dead9eab97a88b5
2. 0x790c80295aa227c2302ad065d9d2c2aac40fe6024e41ed25dd64d98d11df0648
3. 0x82aefd872c9a1b59254967c84d1b4473e8fb6155cd6a533256e9ecaa733c0ba9
4. 0x3dd85e96df95e2da86d2357eccd8f044e1143a9ddd713ae547a955553732bede
5. 0x4804bc4ac9fcd6051339bd579e8536f66573f3ed4aa4b46430a84fd1f5172dc8
6. 0xe9c1ff59cbd9b49521e7f4d75a5db215eb1526f1b26689e013cb077e1a970cdc
7. 0xc704865cb79de80e4424a2b9d8c5d438c91f6d7ead22fb02800ef3e24e430885
8. 0x2499ac2b39770c54524b546802aa1f271f1c2c3e00f6ad639ed024d14fa74a1a
9. 0xaefd42c44fc9de8b508dbc7ce1a1219a2819ec0fb2f590559df61ac4681d5d28
10. 0x17b7b18fdb5634f7375f480081f04da08fa690f97e6123e0cec534ab5ca72dd5
11. 0x97befbe0402dae50d99027054f0d354513b22fda782f887ba0d9fae94219c296
12. 0x611b1c1b68d04a71934006e383071a8f3836400d60beb86d81dd038bc102029f
13. 0x13f4b94ecf613d585c952b5363dad2b247a55371eb8e358bb89dc033e83128b1
14. 0x9a79c65e077cd9da9d436b3ade6f5ddc0d244510c4d5903ef2f02d81205f7666
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae