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Evidence row 554506

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-22-205
Recorded
Previous row
#436276
Body SHA-256
66b4e080d7ecfe1550f89f97f0376ab68a7f446947144963c426c5de2acd57b2
Leaf
0x5c8782b338e7728e1d8bf330c1a1e356a9f5aad02ba6ea514c860e49685cede5

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://market.datapackvibe.com/x402/assistant-ib26-education-22-205"
    ]
  ],
  "name": "market.datapackvibe.com/x402/assistant-ib26-education-22-205",
  "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": "Data collection completeness — Record quality audit + String normalisation + Secondary-measure weighted mean: Record quality audit + String normalisation + Secondary-measure weighted mean for supplied data collection completeness records (observed_values, expected_values). 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 ",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "field": "observed_values",
              "rows": [
                {
                  "course_group": "group-a",
                  "date": "2026-10-01",
                  "expected_values": 1,
                  "observed_values": 10,
                  "row_id": "row-1"
                },
                {
                  "course_group": "group-b",
                  "date": "2026-10-02",
                  "expected_values": 2,
                  "observed_values": 20,
                  "row_id": "row-2"
                },
                {
                  "course_group": "group-a",
                  "date": "2026-10-03",
                  "expected_values": 3,
                  "observed_values": 15,
                  "row_id": "row-3"
                },
                {
                  "course_group": "group-b",
                  "date": "2026-10-04",
                  "expected_values": 4,
                  "observed_values": 30,
                  "row_id": "row-4"
                }
              ]
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "files": [],
              "order_id": "ord_example",
              "result": {
                "completed": true,
                "workflow": "ib26-education-22-205"
              },
              "sku": "assistant-ib26-education-22-205",
              "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": "observed_values",
                      "enum": [
                        "observed_values",
                        "expected_values"
                      ],
                      "type": "string"
                    },
                    "rows": {
                      "default": [
                        {
                          "course_group": "group-a",
                          "date": "2026-10-01",
                          "expected_values": 1,
                          "observed_values": 10,
                          "row_id": "row-1"
                        },
                        {
                          "course_group": "group-b",
                          "date": "2026-10-02",
                          "expected_values": 2,
                          "observed_values": 20,
                          "row_id": "row-2"
                        },
                        {
                          "course_group": "group-a",
                          "date": "2026-10-03",
                          "expected_values": 3,
                          "observed_values": 15,
                          "row_id": "row-3"
                        },
                        {
                          "course_group": "group-b",
                          "date": "2026-10-04",
                          "expected_values": 4,
                          "observed_values": 30,
                          "row_id": "row-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"
                          },
                          "expected_values": {
                            "maximum": 1000000000000,
                            "minimum": -1000000000000,
                            "type": [
                              "number",
                              "null"
                            ]
                          },
                          "observed_values": {
                            "maximum": 1000000000000,
                            "minimum": -1000000000000,
                            "type": [
                              "number",
                              "null"
                            ]
                          },
                          "row_id": {
                            "default": "",
                            "maxLength": 80,
                            "minLength": 1,
                            "type": "string"
                          }
                        },
                        "required": [
                          "row_id",
                          "course_group",
                          "date",
                          "observed_values",
                          "expected_values"
                        ],
                        "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": "2026-10-27T07:17:25.57Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T07:17:25.387Z"
    },
    "resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-22-205",
    "tags": [
      "ai",
      "learning",
      "workflow"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Data collection completeness — Record quality audit + String normalisation + Secondary-measure weighted mean: Record quality audit + String normalisation + Secondary-measure weighted mean for supplied data collection completeness records (observed_values, expected_values). 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"
}

What the leaf hashes

{"body":"66b4e080d7ecfe1550f89f97f0376ab68a7f446947144963c426c5de2acd57b2","id":554506,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133625529233,"prev":436276,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-22-205","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. 0x5c8763f4dd8e336656282d66f0a819af3fbfdc2f42402d99b5c71753b600c4d7
  2. 0xb4053088816f5e1a2d65e15bf72f90140ba8a6d1f0f731b2634df15d0086bdc2
  3. 0x377d3386167f93ac94639be7fb3cf6d3b4740b0c801330a7949147b9d87d64f2
  4. 0x39d4401a19a77632c1baebb657e3ba5bcf1fd83147700e5f64d5f20550d3d5dd
  5. 0x33416802730409a83f8681cfaf70e329e6ffb89098034748eb37bf94ddac6d3f
  6. 0x9ab1b265fbc2059c620e007aa9db58ded4249d36ab48610999ccab750866038e
  7. 0x5ffc86925e2ae416e4fab724e75315ae8987af89899786acbdec422714fca2c6
  8. 0xd6a5ff523ebe368a7bd739393217041099059a217152681a0bf2722237ef201a
  9. 0xa02b8fa7ca76689c4b98e1141d4f880edc81de2e9f1e6cd0a21d731059ae07f4
  10. 0x8f33185ea453cc735cce4951add71a770865f4eabe3b7ee7a9fb227ebd339223
  11. 0x2852744b47bc9835dedf6e89aec877e57a0e0ed97b36700cae3173aefff12cb5
  12. 0x548136c1e3ccb412bb6e8b0e92df8bd9db651531331fa2a46332b9c2956172f5
  13. 0xeaf6b21867367f85a965f982b6593c42eafe4fdf74e94b675523a6478de49a54
  14. 0x4277e02be0b5d91d78bc2247e37d402572474ba896c2e8f45765c8dc4e244d36
  15. 0x6f00f0da417f4126951ba8ba9b7962c847e91f5c61364ad9ad47e5f979698a60
  16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
  17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
  18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
  19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699
Day root
0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
Chained
0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
Published
On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4

How to check it · This row as JSON