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Evidence row 281488

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-12-110
Recorded
Previous row
#272859
Body SHA-256
02fe67ff5b252eabc329d57f01fe6ca409930374f26dda5ed19a0f49bd8dd544
Leaf
0x04445d3acb38d374acfaadab2379cafb4ecaafcf6b53bd0992dd7458d2e4a5ee

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://market.datapackvibe.com/x402/assistant-ib26-education-12-110"
    ]
  ],
  "name": "market.datapackvibe.com/x402/assistant-ib26-education-12-110",
  "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": "Learning resource usage — Category frequencies + Date by category pivot: Category frequencies + Date by category pivot for supplied learning resource usage records (access_count, resource_minutes). Up to 200 rows; 2 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 2 supplied-data reports for up to 200 rows.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "field": "access_count",
              "rows": [
                {
                  "access_count": 10,
                  "course_group": "group-a",
                  "date": "2026-10-01",
                  "resource_minutes": 1,
                  "row_id": "row-1"
                },
                {
                  "access_count": 20,
                  "course_group": "group-b",
                  "date": "2026-10-02",
                  "resource_minutes": 2,
                  "row_id": "row-2"
                },
                {
                  "access_count": 15,
                  "course_group": "group-a",
                  "date": "2026-10-03",
                  "resource_minutes": 3,
                  "row_id": "row-3"
                },
                {
                  "access_count": 30,
                  "course_group": "group-b",
                  "date": "2026-10-04",
                  "resource_minutes": 4,
                  "row_id": "row-4"
                }
              ]
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "files": [],
              "order_id": "ord_example",
              "result": {
                "completed": true,
                "workflow": "ib26-education-12-110"
              },
              "sku": "assistant-ib26-education-12-110",
              "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": "access_count",
                      "enum": [
                        "access_count",
                        "resource_minutes"
                      ],
                      "type": "string"
                    },
                    "rows": {
                      "default": [
                        {
                          "access_count": 10,
                          "course_group": "group-a",
                          "date": "2026-10-01",
                          "resource_minutes": 1,
                          "row_id": "row-1"
                        },
                        {
                          "access_count": 20,
                          "course_group": "group-b",
                          "date": "2026-10-02",
                          "resource_minutes": 2,
                          "row_id": "row-2"
                        },
                        {
                          "access_count": 15,
                          "course_group": "group-a",
                          "date": "2026-10-03",
                          "resource_minutes": 3,
                          "row_id": "row-3"
                        },
                        {
                          "access_count": 30,
                          "course_group": "group-b",
                          "date": "2026-10-04",
                          "resource_minutes": 4,
                          "row_id": "row-4"
                        }
                      ],
                      "items": {
                        "additionalProperties": false,
                        "properties": {
                          "access_count": {
                            "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"
                          },
                          "resource_minutes": {
                            "maximum": 1000000000000,
                            "minimum": -1000000000000,
                            "type": [
                              "number",
                              "null"
                            ]
                          },
                          "row_id": {
                            "default": "",
                            "maxLength": 80,
                            "minLength": 1,
                            "type": "string"
                          }
                        },
                        "required": [
                          "row_id",
                          "course_group",
                          "date",
                          "access_count",
                          "resource_minutes"
                        ],
                        "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": "2026-10-26T17:54:16.342Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T17:54:16.062Z"
    },
    "resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-12-110",
    "tags": [
      "ai",
      "learning",
      "workflow"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Learning resource usage — Category frequencies + Date by category pivot: Category frequencies + Date by category pivot for supplied learning resource usage records (access_count, resource_minutes). Up to 200 rows; 2 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 2 supplied-data reports for up to 200 rows."
}

What the leaf hashes

{"body":"02fe67ff5b252eabc329d57f01fe6ca409930374f26dda5ed19a0f49bd8dd544","id":281488,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042551250946,"prev":272859,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-12-110","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0x044467723ac00366c430932d1fc6d1b69ad447f93535d1418b04c99850562574
  2. 0x7949dae0a23029b08a7ed716f6ba43b27c34500315ae99f5e0193be84a6c38f9
  3. 0xc9b5ae06fa982a66cfc13c35f9fe5289a8d2dcfc907326a2861e342b0eaa8b31
  4. 0x952a35bcc38f2d8295f2fef5c30b5c633f334b94f905392e80a8dd7abc97c799
  5. 0xfc6e40e5bb7d92f5acd9fa17a5611e3e7b76a12a4984a2406ec5b6a4d405e08e
  6. 0xec1fff9e23264b121b2139a022a31cfbc6d76965011c8e679c74a5b510d9917b
  7. 0xd78d7959ca980e40915fc3deb9b3855951704ebd6ec34d4c6bc51a0c18d5a4d6
  8. 0xa683e342e3d46ee9c7d106e879450c34e47a68fdb474ea836e673496a6dfa335
  9. 0x0f58054eee3167ffa703c7e354e54aa9405cb3f514caf06ce2ee9fb51eb1a904
  10. 0x28efbda3043fe0ad6931419f72618781ad3b289c046ef258b300ab314d01bde2
  11. 0x0dadbaadc61f6ee6be4586a11afb533e54da3f5fef5c8ec2ecba1bfa573ce6d3
  12. 0x23033d81d9f4be06225e4276d276e0e8e02abc173d156a1b9a8fd5e4803ad199
  13. 0x610fdf3e989af0a6b4a400a3a8aab9156d757f8c96efe4e9d0594dfd04de1cc0
  14. 0xd1d3499072edb10edc68f84bcae2365d2ab534df689250cab18c751b6f13b6ff
  15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
  16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
  17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
  18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON