Evidence row 116896

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://mearef.dev/v1/jobs/charge-sale/certified"
    ]
  ],
  "name": "Mearef - Mid-East reference data",
  "owner_address": "0x1f0409ccd20a2fb497d4decef4e17e9d0688fea6",
  "raw": {
    "accepts": [
      {
        "amount": "750000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1F0409ccD20A2fb497d4DeCeF4E17e9d0688FeA6",
        "scheme": "exact"
      }
    ],
    "description": "Charge this sale, certified: the charge-this-sale dossier plus an Ed25519-signed certified extract of the governing VAT rate (source fingerprint, last confirmed) for filing. Refused free if uncertifiable.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "amount": 100,
              "buyer_country": "de",
              "buyer_type": "B2C",
              "seller_country": "za"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "amount": {
                      "type": "number"
                    },
                    "amount_is": {
                      "enum": [
                        "net",
                        "gross"
                      ],
                      "type": "string"
                    },
                    "band": {
                      "description": "VAT band key, e.g. reduced",
                      "type": "string"
                    },
                    "buyer_country": {
                      "description": "Omit for single-country rate maths",
                      "type": "string"
                    },
                    "buyer_type": {
                      "enum": [
                        "B2B",
                        "B2C",
                        "unknown"
                      ],
                      "type": "string"
                    },
                    "receipt": {
                      "description": "Optional. true adds an Ed25519 answer receipt on a paid 200, included in this price. Not a certified extract.",
                      "type": "boolean"
                    },
                    "seller_country": {
                      "description": "ISO 3166-1 alpha-2",
                      "type": "string"
                    }
                  },
                  "required": [
                    "seller_country",
                    "amount"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "evidence": {
                      "type": "array"
                    },
                    "invoice": {
                      "description": "net, tax, gross, rate",
                      "type": "object"
                    },
                    "job": {
                      "type": "string"
                    },
                    "receipt": {
                      "description": "Only when receipt=true on a paid 200. kind answer_receipt. Verify at /certified/public-key.",
                      "type": "object"
                    },
                    "registration": {
                      "type": "object"
                    },
                    "status": {
                      "type": "string"
                    },
                    "verdict": {
                      "description": "charge_vat, vat_country, reason, rule",
                      "type": "object"
                    }
                  },
                  "required": [
                    "job",
                    "status",
                    "verdict",
                    "invoice",
                    "evidence"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-19T17:57:45.467Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-19T17:58:17.16Z"
    },
    "resource": "https://mearef.dev/v1/jobs/charge-sale/certified",
    "serviceName": "Mearef - Mid-East reference data",
    "tags": [
      "vat",
      "invoice",
      "certified",
      "cross-border"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Charge this sale, certified: the charge-this-sale dossier plus an Ed25519-signed certified extract of the governing VAT rate (source fingerprint, last confirmed) for filing. Refused free if uncertifiable."
}

What the leaf hashes

{"body":"2e982d2f3ae7973ed9091dce95987afe44d2312aece6b908fc0726227d3468c7","id":116896,"kind":"listing","method":"baseline/1","observed_us":1793025610385825,"prev":null,"subject":"x402_bazaar:https://mearef.dev/v1/jobs/charge-sale/certified","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. 0xc9f06c24099f89cca1bb9f9338bdf00dc8daab35fce155031783ac22f47108a0
2. 0xc609261775bd1359fc68daf32122050c56e342a629819253d58306eb58b6ff6b
3. 0xa7e83347cd2c4f654345796211f46c2469031d37b771618b175263c21c36bdb2
4. 0x2cad1a9692eda4926b869974cd009137f2b1e5fa7388fc7e6123c26b4fa111e1
5. 0x5f1851b80b88159cc113da389f7a11090a4d3ea6a793fe3aae30f86b7db8411a
6. 0xfdb09d7f891d5f342427ccdf95d36e0f5b9decf8087a20c0c17dbf279ac51841
7. 0x6029fc26f407c0822a5fafcc1f2f16dfd5f358fa4b9916e3bff1412525d805dc
8. 0x84bc4253e2c61d6e0b879fef2f0fade3cd3491152e59433829f7f714db1e24ef
9. 0x7defb96cd7c4f1f4cdc1d33dbed6775edfd6f1d3f3dcd10f8601f08a2c66e41b
10. 0xff8a61dc0d7a2ad53748c909044ecbbf5355b001e1be01dd836899cb83511970
11. 0x60eabf7e1a3db5892c30621c19c096fd56eb4ad1f2ace810471d00503c868d2b
12. 0x02a11c0460d1a42b6246e1c715f0c3098d82c39154a56e918e2c22b56ca2c978
13. 0x985acd37cc044d5aa6ad959194da8e91c81045df83517891ed92f1763a9ab825
14. 0x5b20d8aab05225a3497eadcce89d2e2a586a510fb31334793d3f46f88f0157c5
15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae