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Evidence row 90379

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-02-080
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
7f7aa4499947e9dabec65b8571b8a861545596f2c49e1ffc06f3a0ea50692491
Leaf
0x31bc74dd2d7d6d4b9e1e7096f1caa064534b107286259da9924e3c45ec4bc584

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://market.datapackvibe.com/x402/assistant-ib26-education-02-080"
    ]
  ],
  "name": "market.datapackvibe.com/x402/assistant-ib26-education-02-080",
  "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": "Assessment item observations — Numeric distribution + IQR outlier flags: Numeric distribution + IQR outlier flags for supplied assessment item observations records (correct_responses, attempts). 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": "correct_responses",
              "rows": [
                {
                  "attempts": 1,
                  "correct_responses": 10,
                  "course_group": "group-a",
                  "date": "2026-10-01",
                  "row_id": "row-1"
                },
                {
                  "attempts": 2,
                  "correct_responses": 20,
                  "course_group": "group-b",
                  "date": "2026-10-02",
                  "row_id": "row-2"
                },
                {
                  "attempts": 3,
                  "correct_responses": 15,
                  "course_group": "group-a",
                  "date": "2026-10-03",
                  "row_id": "row-3"
                },
                {
                  "attempts": 4,
                  "correct_responses": 30,
                  "course_group": "group-b",
                  "date": "2026-10-04",
                  "row_id": "row-4"
                }
              ]
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "files": [],
              "order_id": "ord_example",
              "result": {
                "completed": true,
                "workflow": "ib26-education-02-080"
              },
              "sku": "assistant-ib26-education-02-080",
              "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": "correct_responses",
                      "enum": [
                        "correct_responses",
                        "attempts"
                      ],
                      "type": "string"
                    },
                    "rows": {
                      "default": [
                        {
                          "attempts": 1,
                          "correct_responses": 10,
                          "course_group": "group-a",
                          "date": "2026-10-01",
                          "row_id": "row-1"
                        },
                        {
                          "attempts": 2,
                          "correct_responses": 20,
                          "course_group": "group-b",
                          "date": "2026-10-02",
                          "row_id": "row-2"
                        },
                        {
                          "attempts": 3,
                          "correct_responses": 15,
                          "course_group": "group-a",
                          "date": "2026-10-03",
                          "row_id": "row-3"
                        },
                        {
                          "attempts": 4,
                          "correct_responses": 30,
                          "course_group": "group-b",
                          "date": "2026-10-04",
                          "row_id": "row-4"
                        }
                      ],
                      "items": {
                        "additionalProperties": false,
                        "properties": {
                          "attempts": {
                            "maximum": 1000000000000,
                            "minimum": -1000000000000,
                            "type": [
                              "number",
                              "null"
                            ]
                          },
                          "correct_responses": {
                            "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"
                          },
                          "row_id": {
                            "default": "",
                            "maxLength": 80,
                            "minLength": 1,
                            "type": "string"
                          }
                        },
                        "required": [
                          "row_id",
                          "course_group",
                          "date",
                          "correct_responses",
                          "attempts"
                        ],
                        "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": "2026-10-26T00:34:12.703Z",
    "quality": {
      "lastCalledAt": "2026-10-26T00:34:12.703Z"
    },
    "resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-02-080",
    "tags": [
      "ai",
      "learning",
      "workflow"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Assessment item observations — Numeric distribution + IQR outlier flags: Numeric distribution + IQR outlier flags for supplied assessment item observations records (correct_responses, attempts). 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":"7f7aa4499947e9dabec65b8571b8a861545596f2c49e1ffc06f3a0ea50692491","id":90379,"kind":"listing","method":"baseline/1","observed_us":1793025524517876,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-02-080","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. 0x31bc676d7928177649bc3650e3ae7cb77e7c4b9c93165322914f075cf7ef0f80
  2. 0xe82ad48834eb8537d3b9670186548712f4ea8a75c92e6d85fcc60c744068a0d3
  3. 0x0eb82ea07d9030703b23a238aefdb8e6ab20a14ba62775323a9ce3a5439ccd18
  4. 0x0c3dd760e0395a23484e138d2e78e87d63e14136e62b73c6281bd60b3787d809
  5. 0xbe43542159ec20fe362972895fdc12e7269382f8b59780523343cf5a6f7da915
  6. 0xb3124546a8b671a11bf55d6b7c01a3f4a5b3fe34ecaa5aa56815547669eb33e2
  7. 0xf20a9bfde3046d36f4076516ae79bf2608a2d6a0ad2a1f6cfd23590c2ace062b
  8. 0x3e3f553dea87eedaf388c4b41c370e39e1566b9d234634affd3a04c9ee9fc525
  9. 0x613500380e43be1caef6863c8284ae35ee54e583bef15a3ad625d3cb9130b0df
  10. 0x057c932588a31dcb53ff6fe6c091dc26556fcd6faea2eb4cdb4ac1d3f596f1e3
  11. 0xa4cc17a7ce78f05039820f0a50d323cd0bedd23c37338f2719d249dca75c07ec
  12. 0xd85c7204d76d26255c94ef4caa12c05addd08238caa5cdc3888ea60b74e6b940
  13. 0x36a44931b230976c04691d90bf3a25ed4111d74c78b672850d8025a911ca88dd
  14. 0x683955a5b2250ad50568d022a6580d8739b6aff1356779d72a773b088e7c289c
  15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
  16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
  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