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Evidence row 282631

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-20-093
Recorded
Previous row
#219637
Body SHA-256
71f9510ec2403267e6c8ea10838c887cdb0a7d3a05c92f9a7e2da64f6abaf835
Leaf
0x3c3c6460aee306905ddccb2526dc76e3a83d6a86224c0844d073ab4357329c91

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://market.datapackvibe.com/x402/assistant-ib26-education-20-093"
    ]
  ],
  "name": "market.datapackvibe.com/x402/assistant-ib26-education-20-093",
  "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 grant spending — Grouped numeric summary + Equal-width histogram: Grouped numeric summary + Equal-width histogram for supplied research grant spending records (budget_amount, spend_amount). 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": {
              "bins": 5,
              "field": "budget_amount",
              "rows": [
                {
                  "budget_amount": 10,
                  "course_group": "group-a",
                  "date": "2026-10-01",
                  "row_id": "row-1",
                  "spend_amount": 1
                },
                {
                  "budget_amount": 20,
                  "course_group": "group-b",
                  "date": "2026-10-02",
                  "row_id": "row-2",
                  "spend_amount": 2
                },
                {
                  "budget_amount": 15,
                  "course_group": "group-a",
                  "date": "2026-10-03",
                  "row_id": "row-3",
                  "spend_amount": 3
                },
                {
                  "budget_amount": 30,
                  "course_group": "group-b",
                  "date": "2026-10-04",
                  "row_id": "row-4",
                  "spend_amount": 4
                }
              ]
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "files": [],
              "order_id": "ord_example",
              "result": {
                "completed": true,
                "workflow": "ib26-education-20-093"
              },
              "sku": "assistant-ib26-education-20-093",
              "status": "delivered"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "bins": {
                      "default": 5,
                      "maximum": 30,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "field": {
                      "default": "budget_amount",
                      "enum": [
                        "budget_amount",
                        "spend_amount"
                      ],
                      "type": "string"
                    },
                    "rows": {
                      "default": [
                        {
                          "budget_amount": 10,
                          "course_group": "group-a",
                          "date": "2026-10-01",
                          "row_id": "row-1",
                          "spend_amount": 1
                        },
                        {
                          "budget_amount": 20,
                          "course_group": "group-b",
                          "date": "2026-10-02",
                          "row_id": "row-2",
                          "spend_amount": 2
                        },
                        {
                          "budget_amount": 15,
                          "course_group": "group-a",
                          "date": "2026-10-03",
                          "row_id": "row-3",
                          "spend_amount": 3
                        },
                        {
                          "budget_amount": 30,
                          "course_group": "group-b",
                          "date": "2026-10-04",
                          "row_id": "row-4",
                          "spend_amount": 4
                        }
                      ],
                      "items": {
                        "additionalProperties": false,
                        "properties": {
                          "budget_amount": {
                            "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"
                          },
                          "spend_amount": {
                            "maximum": 1000000000000,
                            "minimum": -1000000000000,
                            "type": [
                              "number",
                              "null"
                            ]
                          }
                        },
                        "required": [
                          "row_id",
                          "course_group",
                          "date",
                          "budget_amount",
                          "spend_amount"
                        ],
                        "type": "object"
                      },
                      "maxItems": 200,
                      "minItems": 1,
                      "type": "array"
                    }
                  },
                  "required": [
                    "rows",
                    "field",
                    "bins"
                  ],
                  "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": "2026-10-26T12:50:32.218Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T12:50:32.007Z"
    },
    "resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-20-093",
    "tags": [
      "ai",
      "learning",
      "workflow"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Research grant spending — Grouped numeric summary + Equal-width histogram: Grouped numeric summary + Equal-width histogram for supplied research grant spending records (budget_amount, spend_amount). 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":"71f9510ec2403267e6c8ea10838c887cdb0a7d3a05c92f9a7e2da64f6abaf835","id":282631,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042587660191,"prev":219637,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-20-093","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. 0x3c3c3ee46c59ad750bf9c4150df9279c78195bd3f9a9fc62dbbcf58c80c3377d
  2. 0xb7cae10e0ce6709a5233501c9cbb0dde0664716dd0108fbb6106063f51736c8e
  3. 0x1a3498ebd8a5fd6cd5a65bade7c35bf97b25bee0691a39931538d7fa17e9fc48
  4. 0xb21878912ed5fb25660dcc87645c8a7062a184197df6db18fac758926a392956
  5. 0x42dec62d954b0f902acfa7b6a8f91e4364cb0a744d7b6d45fd5d78685e2978a7
  6. 0x339110970387078aa513176992c74922c6421b88ba88e7e290b330248832dc1b
  7. 0x98bec1e95718c90779714bd6d10c0a8fb7e4affb0b9cfc1ddd8c73ff06d4b3fa
  8. 0xc628a6b8d2075082cff3b5e90f27c4332e28e37a2fab37242dfff3f211049de4
  9. 0x2926c7c966c85d099a16500d2f60c987788ceda9f60a3ef3a82b5168b1aaf40f
  10. 0x0c503c4524f0ed9ea5e3dd08b1e8fbfcbbce2a308fb2360a27a4ed64ec891f2c
  11. 0x876d91ae08f3c341c1d9ba4ed92a9c937c054b5c7d6cd935bb21dda6fb029cac
  12. 0xdb4b9388e3fe1df4b04e149e559f925fb354066ae1d2537fd6f918162716fadf
  13. 0xe2214b3d6a48396930d1739b02ea366de2aac5337c9b9ff2aff28cecf6518139
  14. 0x7f594f5609f388d64d3cda87b5631d393ee8300bb09bad71f150113a5886ee33
  15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
  16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
  17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
  18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON