Evidence row 74282

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://draconic21-x402-api.onrender.com/v1/buyer_radar"
    ]
  ],
  "name": "d21 buyer_radar",
  "owner_address": "0x1520ef5530aa71350049be2903cf078b38c40ae5",
  "raw": {
    "accepts": [
      {
        "amount": "80000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1520Ef5530AA71350049BE2903Cf078B38c40AE5",
        "scheme": "exact"
      },
      {
        "amount": "80000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "6mc4GhWFyNcMh7gAVDWrKeYjDqFtEKWKQuZ9RTw2VkfM",
        "scheme": "exact"
      }
    ],
    "description": "Supporting intel: WHERE sellers submit / directories we track. Secondary to Daily Agent Signal go-to product.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {},
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "brand": "draconic21",
              "ok": true,
              "product": "buyer_radar"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": true,
                  "properties": {},
                  "required": [],
                  "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": {
                  "properties": {
                    "brand": {
                      "type": "string"
                    },
                    "ok": {
                      "type": "boolean"
                    },
                    "product": {
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-08T19:54:40.634Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T19:54:40.434Z"
    },
    "resource": "https://draconic21-x402-api.onrender.com/v1/buyer_radar",
    "serviceName": "d21 buyer_radar",
    "tags": [
      "x402",
      "directory",
      "marketplace",
      "listing-tracker",
      "discovery"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Supporting intel: WHERE sellers submit / directories we track. Secondary to Daily Agent Signal go-to product."
}

What the leaf hashes

{"body":"2aabc4551353e371df9e4a7b35ce5b56b8a70baeefc7be40adc2a9025fc5b0b8","id":74282,"kind":"listing","method":"baseline/1","observed_us":1793025488708807,"prev":null,"subject":"x402_bazaar:https://draconic21-x402-api.onrender.com/v1/buyer_radar","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x8704a757eb3b65e20648f34854541d4e0775a6c0360dbdfaab193463d5618eec
2. 0x01a9ad8fc0e13829a2c3ed9b644a4ec55b03bf721fd57a02d6fba9005ae96623
3. 0x9d8e557c07b0869dc1a6a873adbd6d46ddf237cbee3536e2dfad8a802b0803d7
4. 0x20646a7e6e43d7be4584474630f321267e3ed2d8532f626a77bf687168772b79
5. 0xf0e829979236af7ffbd67c6949bc04062906a018317dab62cd8e3a6ec5e81b05
6. 0x3b4cd82096c0d1a3323b0696b6510b5ffdd5278bdc0e829ee1d226afff8ba3d4
7. 0x92ee97ebed3f65d96c9509866c0b4f356d79da04f645dfaca5a2c92bd0a5d1f9
8. 0xbe30cb244cafd9fac1db6aacee9c79440d5e9479dfbd451ed6314960843804cc
9. 0x316b16e8cde5db385fd76b89652bf04bd954b1948a70656e6b94751f66716f63
10. 0xfdf107aa7e93af826b3c8955b5f09469f1ffacb9f1e76e1b4fabeb215b3414b7
11. 0xaa315896c61e14116f01ecf0dd5aec1ebbd01bc8562fed10b0a3e3dd6bce0924
12. 0x099dd43573993f2a1bea674129b7ed050429a0ac76c3bfda8aaf82a3af126469
13. 0x49d11be052a4c069b10250aaba214f566b3f2e5aaa7a98e82ccc6a71c0e801a0
14. 0x78ac2b34737774659a6a411f4d10b8ba570d40699d9f277321c3a32ff03d1dc9
15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae