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Evidence row 218019

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-07-142
Recorded
Previous row
#90923
Body SHA-256
973b5dac5397d96480dea553e2f7c29b541d1d27b6d81cafd609db145ae39f20
Leaf
0xcfd4821d71ae094036e22a497da093d5a04327fa8c9acf0ddc432ba8d8963083

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://market.datapackvibe.com/x402/assistant-ib26-education-07-142"
    ]
  ],
  "name": "market.datapackvibe.com/x402/assistant-ib26-education-07-142",
  "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": "Research samples — Daily sum series + Secondary-measure weighted mean: Daily sum series + Secondary-measure weighted mean for supplied research samples records (sample_value, sample_weight). 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": "sample_value",
              "rows": [
                {
                  "course_group": "group-a",
                  "date": "2026-10-01",
                  "row_id": "row-1",
                  "sample_value": 10,
                  "sample_weight": 1
                },
                {
                  "course_group": "group-b",
                  "date": "2026-10-02",
                  "row_id": "row-2",
                  "sample_value": 20,
                  "sample_weight": 2
                },
                {
                  "course_group": "group-a",
                  "date": "2026-10-03",
                  "row_id": "row-3",
                  "sample_value": 15,
                  "sample_weight": 3
                },
                {
                  "course_group": "group-b",
                  "date": "2026-10-04",
                  "row_id": "row-4",
                  "sample_value": 30,
                  "sample_weight": 4
                }
              ]
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "files": [],
              "order_id": "ord_example",
              "result": {
                "completed": true,
                "workflow": "ib26-education-07-142"
              },
              "sku": "assistant-ib26-education-07-142",
              "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": "sample_value",
                      "enum": [
                        "sample_value",
                        "sample_weight"
                      ],
                      "type": "string"
                    },
                    "rows": {
                      "default": [
                        {
                          "course_group": "group-a",
                          "date": "2026-10-01",
                          "row_id": "row-1",
                          "sample_value": 10,
                          "sample_weight": 1
                        },
                        {
                          "course_group": "group-b",
                          "date": "2026-10-02",
                          "row_id": "row-2",
                          "sample_value": 20,
                          "sample_weight": 2
                        },
                        {
                          "course_group": "group-a",
                          "date": "2026-10-03",
                          "row_id": "row-3",
                          "sample_value": 15,
                          "sample_weight": 3
                        },
                        {
                          "course_group": "group-b",
                          "date": "2026-10-04",
                          "row_id": "row-4",
                          "sample_value": 30,
                          "sample_weight": 4
                        }
                      ],
                      "items": {
                        "additionalProperties": false,
                        "properties": {
                          "course_group": {
                            "default": "",
                            "maxLength": 80,
                            "type": "string"
                          },
                          "date": {
                            "default": "",
                            "maxLength": 10,
                            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
                            "type": "string"
                          },
                          "row_id": {
                            "default": "",
                            "maxLength": 80,
                            "minLength": 1,
                            "type": "string"
                          },
                          "sample_value": {
                            "maximum": 1000000000000,
                            "minimum": -1000000000000,
                            "type": [
                              "number",
                              "null"
                            ]
                          },
                          "sample_weight": {
                            "maximum": 1000000000000,
                            "minimum": -1000000000000,
                            "type": [
                              "number",
                              "null"
                            ]
                          }
                        },
                        "required": [
                          "row_id",
                          "course_group",
                          "date",
                          "sample_value",
                          "sample_weight"
                        ],
                        "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": "2026-10-26T01:08:21.711Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T01:08:21.492Z"
    },
    "resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-07-142",
    "tags": [
      "ai",
      "learning",
      "workflow"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Research samples — Daily sum series + Secondary-measure weighted mean: Daily sum series + Secondary-measure weighted mean for supplied research samples records (sample_value, sample_weight). 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":"973b5dac5397d96480dea553e2f7c29b541d1d27b6d81cafd609db145ae39f20","id":218019,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793026546610737,"prev":90923,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-07-142","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. 0xcfd4ba7325e64ab3f5e951b8b286b3b8cd6e24942af7a021e3c08113c7137a68
  2. 0x53b2fbc5f98f664513e8effad175a1913890684850feb3de41480d0fe4bbafee
  3. 0x359109d0018bcee2d47c679b9f75fc5cc845b75a2e399d04c6168945d6a316c9
  4. 0x92fa8244af58dfceb26c74a7e590c77760b925d1cef642e22dc0dc680d119aa3
  5. 0xeb476a47d77cbecf4c5eadfd3120b22f9278434fba3a99a89b3b2a07a244189c
  6. 0x349d0eab3deeebfa1718cb39ece961a8dd01806b8c436819908aeee2db424598
  7. 0xf8005f02c298edea2b378e6077b60962fbba4c3fc772a9b07ddfa1ab3759cb7f
  8. 0x192cc4a876c9648278f5ac181ec9a7d3ae4cc95356cf384d497637ce39c4834b
  9. 0x52dbc4ae429376c97213f4f84a5eeadb0bf802c0f8c263e05a04c4f3fe6b0f2b
  10. 0x0b686dbafff3016a42481f12f34ebfe6ab887a7ca8848d16b83a5946fcda3181
  11. 0x026c75973d292b16fc9c1aefff047e2e4656075d16803275f6ae428cf2826ee1
  12. 0x3f401930661bff9a668037b662b5b8766fa60035f100a3e9fc585c576d892ffa
  13. 0xe43762a621da83c0b4b63f549cd2e19c428ac702bfc1038d70233867b06c447f
  14. 0xefabf1105e09cf52c12c58e60cbb5048b9ac3f02631d1816a926e14bdd86fbdf
  15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
  16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
  17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON