Evidence row 526711

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://via-router.floot.app/_api/research_brief"
    ]
  ],
  "name": "Research Brief Agent Work",
  "owner_address": "0x4dd30c8d8615b9d9f47e01ed5ff7507a2415fdaa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 600,
        "network": "eip155:8453",
        "payTo": "0x4dd30c8D8615B9d9F47e01ED5Ff7507a2415fdAA",
        "scheme": "exact"
      }
    ],
    "description": "Produce a source-backed research brief for an agent task using current web and authoritative sources: send a topic or question and get a brief with the sources and citations it relies on.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "country": "US",
              "intent": "Research brief agent work with sources",
              "language": "en",
              "market": "information"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "alternatives": [],
              "intent": "Find a PDF text extractor",
              "paid": true,
              "recommendation": {
                "source": "Apify Store",
                "title": "PDF Text Extractor"
              },
              "settlement": {
                "network": "eip155:8453",
                "transaction": "0x..."
              },
              "viaTollUsd": 0.01
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "country": {
                      "pattern": "^[A-Z]{2}$",
                      "type": "string"
                    },
                    "intent": {
                      "description": "Plain-language request to route",
                      "maxLength": 500,
                      "minLength": 2,
                      "type": "string"
                    },
                    "language": {
                      "enum": [
                        "en",
                        "pt"
                      ],
                      "type": "string"
                    },
                    "market": {
                      "enum": [
                        "auto",
                        "services",
                        "commerce",
                        "information",
                        "travel"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "intent"
                  ]
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "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": "2026-10-27T10:46:23.212Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T10:46:22.894Z"
    },
    "resource": "https://via-router.floot.app/_api/research_brief",
    "serviceName": "Research Brief Agent Work",
    "tags": [
      "research-brief",
      "agent-work",
      "source-evidence",
      "research",
      "citations"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Produce a source-backed research brief for an agent task using current web and authoritative sources: send a topic or question and get a brief with the sources and citations it relies on."
}

What the leaf hashes

{"body":"e04b814dd49bcca5f6935e45167ee4b5d880272226ca236891937d9ae2d92b4e","id":526711,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124790678496,"prev":456635,"subject":"x402_bazaar:https://via-router.floot.app/_api/research_brief","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x557d53dbe9a7960af7bd3b64c56b6936f408c545362eb94bb7cbd8b952073324
2. 0x7e506ef0fe023443ea0215d0af7f8f79333ebe6a26f83a1c3c9cb38d89e47c2c
3. 0x84dfaa7e967a760cf2c4b87cfb16ab0cdd1e67cf8233a5581ccd8cd95b7824a5
4. 0x1d82d742cbb4e3131ef81e464cc467a1a746c0ca42d8d8ee49c25e73f7bdde87
5. 0x6e3c7967a0a743ad9515b936a395f6f21cc872282c8d01d9e3d2dae974e98a6b
6. 0x5a603e8dbd0f838bcf1e4d64bc7779f65a16120b57c02c28cb32eb3bf203cfe5
7. 0x68c5525d4aef6c5c73b4f2ffec3f21e0efe670791afcb395d5588293272cb2bc
8. 0x0d97a0e1264ebda03eeebc8ce222f0bda55afa8470517ab3557f238e3a58601e
9. 0xb16d5b90723b0462d9a78e20eb077725d68ae0e69de108082cfb78b5affb7760
10. 0x2250983ab1b8dac7279c6d7631fe386cd95b31391cec4a472df9864e9e8abf31
11. 0x70cbb36b38089bd590d59988369200459112eeb685a3d047dc7d6f85d72f0b65
12. 0xbda8a72c454627630518fefedac1e595455f868382eb4add82d53de75ccbae18
13. 0x906b5f0e8ef1fe7894886d84f460bb3239d5f14b14ad4adff27c7dcea6265169
14. 0x674bc1173d39130be4d15bbfc7327f8a8af87eb251e54c8d4409c7e840b9e538
15. 0xb78ea6a255dd06e2f402a1a733bca392fa6243920bcba95e8b80bdfc6ce5f553
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4