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Evidence row 551025

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-17-190
Recorded
Previous row
#457624
Body SHA-256
63deed256a7844f3abff5cad42cefcdfa58d379669bf375513b5e1481ebd7e20
Leaf
0xf60e3d41d3730e2e26bf2fb123b3b045c2a31e5c236afad72f2932c661839493

What was observed

{
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      "x402",
      "https://market.datapackvibe.com/x402/assistant-ib26-economics-17-190"
    ]
  ],
  "name": "market.datapackvibe.com/x402/assistant-ib26-economics-17-190",
  "owner_address": "0x8bc2aecdd86097f74a1a5fa17764108d9a683c8c",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x8bc2AECdD86097F74a1a5fa17764108D9a683C8C",
        "scheme": "exact"
      }
    ],
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    "extensions": {
      "bazaar": {
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              "field": "contract_amount",
              "method": "median",
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                  "region": "group-a",
                  "row_id": "row-1"
                },
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                  "contract_amount": 21,
                  "date": "2026-10-02",
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                },
                {
                  "bid_count": 3,
                  "contract_amount": 17,
                  "date": "2026-10-03",
                  "region": "group-a",
                  "row_id": "row-3"
                },
                {
                  "bid_count": 4,
                  "contract_amount": 33,
                  "date": "2026-10-04",
                  "region": "group-b",
                  "row_id": "row-4"
                }
              ],
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                {
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                  "region": "group-b",
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                }
              ]
            },
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            "method": "POST",
            "type": "http"
          },
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              "result": {
                "completed": true,
                "workflow": "ib26-economics-17-190"
              },
              "sku": "assistant-ib26-economics-17-190",
              "status": "delivered"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
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                      "enum": [
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                    },
                    "other": {
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                        },
                        {
                          "bid_count": 2,
                          "contract_amount": 21,
                          "date": "2026-10-02",
                          "region": "group-b",
                          "row_id": "row-2"
                        },
                        {
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                          "contract_amount": 17,
                          "date": "2026-10-03",
                          "region": "group-a",
                          "row_id": "row-3"
                        },
                        {
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                          "contract_amount": 33,
                          "date": "2026-10-04",
                          "region": "group-b",
                          "row_id": "row-4"
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                      ],
                      "items": {
                        "additionalProperties": false,
                        "properties": {
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                            "minimum": -1000000000000,
                            "type": [
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                            ]
                          },
                          "contract_amount": {
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                            "minimum": -1000000000000,
                            "type": [
                              "number",
                              "null"
                            ]
                          },
                          "date": {
                            "default": "",
                            "maxLength": 10,
                            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
                            "type": "string"
                          },
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                    },
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                        },
                        {
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                          "contract_amount": 20,
                          "date": "2026-10-02",
                          "region": "group-b",
                          "row_id": "row-2"
                        },
                        {
                          "bid_count": 3,
                          "contract_amount": 15,
                          "date": "2026-10-03",
                          "region": "group-a",
                          "row_id": "row-3"
                        },
                        {
                          "bid_count": 4,
                          "contract_amount": 30,
                          "date": "2026-10-04",
                          "region": "group-b",
                          "row_id": "row-4"
                        }
                      ],
                      "items": {
                        "additionalProperties": false,
                        "properties": {
                          "bid_count": {
                            "maximum": 1000000000000,
                            "minimum": -1000000000000,
                            "type": [
                              "number",
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                          },
                          "contract_amount": {
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                            "minimum": -1000000000000,
                            "type": [
                              "number",
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                            ]
                          },
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                            "default": "",
                            "maxLength": 10,
                            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
                            "type": "string"
                          },
                          "region": {
                            "default": "",
                            "maxLength": 80,
                            "type": "string"
                          },
                          "row_id": {
                            "default": "",
                            "maxLength": 80,
                            "minLength": 1,
                            "type": "string"
                          }
                        },
                        "required": [
                          "row_id",
                          "region",
                          "date",
                          "contract_amount",
                          "bid_count"
                        ],
                        "type": "object"
                      },
                      "maxItems": 200,
                      "minItems": 1,
                      "type": "array"
                    }
                  },
                  "required": [
                    "rows",
                    "other",
                    "field",
                    "method"
                  ],
                  "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"
            },
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                  "type": "object"
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                "type": {
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              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T08:49:10.851Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T08:49:10.632Z"
    },
    "resource": "https://market.datapackvibe.com/x402/assistant-ib26-economics-17-190",
    "tags": [
      "ai",
      "economic-research",
      "workflow"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Public procurement — Keyed dataset comparison + Explicit missing-value fill: Keyed dataset comparison + Explicit missing-value fill for supplied public procurement records (contract_amount, bid_count). 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":"63deed256a7844f3abff5cad42cefcdfa58d379669bf375513b5e1481ebd7e20","id":551025,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133427137704,"prev":457624,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-17-190","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. 0xf60e52871e9145ae929c5cc286cb21a566e79805f26309fd830b445c5e203c11
  2. 0x786ab6842f3dccfb978e6b7c1f8de658c150075da700b92b36f3f27df2e80772
  3. 0x3907a44ac4edee6401151ae9b20a59d8a0d6c178680e278ba2fa94def42d561e
  4. 0x8c656241d1b96913268a62b91108bc0157329de69bec616c0b0c17bb9a8b2322
  5. 0x70fd6c4c2b0d7cbf93f8806f3995e0941f2b39f95e95fc955b933ade382e1eb1
  6. 0x044c1e67f53a101c6a947b64f5d73abe7b571bae1b379082093ad324e80abbdd
  7. 0x3e7ae1155510c8ceca6ed62c122fadbe75de4da424b06c6853c1d67b3f155185
  8. 0x30149acd8b610b474f9387eaaa9cf0908a4d4baeaacfdd719d67dd8d40610e92
  9. 0xad75d53fea58e917e954def7cc76ef4ee71513c2d521dcce4862b668155904a1
  10. 0x72d53d93848dbfd8969a07c68ec747867769f915e6f73581344dff49a36a239a
  11. 0xb3ff7369d12615d3036b48b1396a793b1d0d84a56c22090d510b0219bcb8a827
  12. 0xb841380b5d51818d39ebd0d89624396bb243f73c55b9f61e4f4bcddf15ebdec2
  13. 0x2cba9be288dab78cb9c5f54fa13242712b2493da9f833a7c3cdd92cde60662b0
  14. 0x94d3785ce9330e4580bccada5459380aa2aac76a0bf11354d1353b375afc17d2
  15. 0xb5b652bba4a5afca56c21031d89b1c06361563aaf54ccc8541c296ceeb2b66fa
Day root
0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
Chained
0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
Published
On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4

How to check it · This row as JSON