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Evidence row 432532

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-01-200
Recorded
Previous row
#414165
Body SHA-256
cc62340dd96922202179e7fc553917b0a568074857e173a1f597179ba11e8eab
Leaf
0xd40962dbfe6e93c9487ace8a44423eb8f2ebe13e51136acedfc8ce9b03506de1

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://market.datapackvibe.com/x402/assistant-ib26-education-01-200"
    ]
  ],
  "name": "market.datapackvibe.com/x402/assistant-ib26-education-01-200",
  "owner_address": "0x8bc2aecdd86097f74a1a5fa17764108d9a683c8c",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x8bc2AECdD86097F74a1a5fa17764108D9a683C8C",
        "scheme": "exact"
      }
    ],
    "description": "Lesson attendance — Record quality audit + String normalisation + Adjacent row changes: Record quality audit + String normalisation + Adjacent row changes for supplied lesson attendance records (attendees, registered_students). Up to 200 rows; 3 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 3 supplied-data reports for up to 200 rows.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "field": "attendees",
              "rows": [
                {
                  "attendees": 10,
                  "course_group": "group-a",
                  "date": "2026-10-01",
                  "registered_students": 1,
                  "row_id": "row-1"
                },
                {
                  "attendees": 20,
                  "course_group": "group-b",
                  "date": "2026-10-02",
                  "registered_students": 2,
                  "row_id": "row-2"
                },
                {
                  "attendees": 15,
                  "course_group": "group-a",
                  "date": "2026-10-03",
                  "registered_students": 3,
                  "row_id": "row-3"
                },
                {
                  "attendees": 30,
                  "course_group": "group-b",
                  "date": "2026-10-04",
                  "registered_students": 4,
                  "row_id": "row-4"
                }
              ]
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "files": [],
              "order_id": "ord_example",
              "result": {
                "completed": true,
                "workflow": "ib26-education-01-200"
              },
              "sku": "assistant-ib26-education-01-200",
              "status": "delivered"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "field": {
                      "default": "attendees",
                      "enum": [
                        "attendees",
                        "registered_students"
                      ],
                      "type": "string"
                    },
                    "rows": {
                      "default": [
                        {
                          "attendees": 10,
                          "course_group": "group-a",
                          "date": "2026-10-01",
                          "registered_students": 1,
                          "row_id": "row-1"
                        },
                        {
                          "attendees": 20,
                          "course_group": "group-b",
                          "date": "2026-10-02",
                          "registered_students": 2,
                          "row_id": "row-2"
                        },
                        {
                          "attendees": 15,
                          "course_group": "group-a",
                          "date": "2026-10-03",
                          "registered_students": 3,
                          "row_id": "row-3"
                        },
                        {
                          "attendees": 30,
                          "course_group": "group-b",
                          "date": "2026-10-04",
                          "registered_students": 4,
                          "row_id": "row-4"
                        }
                      ],
                      "items": {
                        "additionalProperties": false,
                        "properties": {
                          "attendees": {
                            "maximum": 1000000000000,
                            "minimum": -1000000000000,
                            "type": [
                              "number",
                              "null"
                            ]
                          },
                          "course_group": {
                            "default": "",
                            "maxLength": 80,
                            "type": "string"
                          },
                          "date": {
                            "default": "",
                            "maxLength": 10,
                            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
                            "type": "string"
                          },
                          "registered_students": {
                            "maximum": 1000000000000,
                            "minimum": -1000000000000,
                            "type": [
                              "number",
                              "null"
                            ]
                          },
                          "row_id": {
                            "default": "",
                            "maxLength": 80,
                            "minLength": 1,
                            "type": "string"
                          }
                        },
                        "required": [
                          "row_id",
                          "course_group",
                          "date",
                          "attendees",
                          "registered_students"
                        ],
                        "type": "object"
                      },
                      "maxItems": 200,
                      "minItems": 1,
                      "type": "array"
                    }
                  },
                  "required": [
                    "rows",
                    "field"
                  ],
                  "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": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T05:54:01.45Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T05:54:01.253Z"
    },
    "resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-01-200",
    "tags": [
      "ai",
      "learning",
      "workflow"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Lesson attendance — Record quality audit + String normalisation + Adjacent row changes: Record quality audit + String normalisation + Adjacent row changes for supplied lesson attendance records (attendees, registered_students). Up to 200 rows; 3 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 3 supplied-data reports for up to 200 rows."
}

What the leaf hashes

{"body":"cc62340dd96922202179e7fc553917b0a568074857e173a1f597179ba11e8eab","id":432532,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086544177134,"prev":414165,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-01-200","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (273461 rows).

  1. 0xd40934ec14198819db5a53e5b264385e3b83db5a662aa2a7d0264afcfa51f9d1
  2. 0x326e249c7ce03e69704cf85ec068ed7e9467d23404f52cae37ac02f8b9b4ee63
  3. 0xd107736354ce11efa31913a618b16444ae2b95763ed9571eb7ffb66429171caa
  4. 0x933db1cb9666b7ba95dae4203d5f266cbed6d727e9914f59f626e88f6eece6c5
  5. 0xff097773e78e1641f2a24e12c8929ca6f16534aef08d8b23cc2f30b42b9d8dcc
  6. 0xcba6784384af0ea3396ac6bd4dd0f26051734a19d7c01e24c392b0fa9c6e1122
  7. 0xe526c7244aefc97f10f7cee7e210507eeafc5a1782300e3fe238fa5abfb06349
  8. 0x6311c40d9472bfa2f0d62bd098fb3f95919b29ac5a1179c0893d107a038a999b
  9. 0xcedcceead5d29896a8f3f7a0868db6083c8a2927d5bb41228bbd7771ca3f0d7f
  10. 0x6a1386a689a26367b568f88e377530a2bd553e06af1a26049e7c59700ecf3e60
  11. 0xfffb2250987be2ab1e65ada5e7362185183c6bbed9d78650d53d2ffb2c007dd0
  12. 0xba42125112c82614fda070baa3201b37bda47b7485d074641cdd174984f8ddaf
  13. 0x3b3e4fecead12aaf883ab4f21b6e21efddd0a8d055ced058cb62bcdca8a6c9d6
  14. 0x8f676edfb4faaa290229d8f4f69ab721fc627424463d62f5146b3d1ca7f2f0c6
  15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
  16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
  17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
  18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
  19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699
Day root
0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
Chained
0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
Published
On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4

How to check it · This row as JSON