Evidence row 452212

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agents.crowdspark.me/v1/web/meta"
    ]
  ],
  "name": "Agent Tools",
  "owner_address": "0x0dea0030a17bf886543a757c55924710258c2eec",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x0dEA0030A17BF886543a757c55924710258c2eec",
        "scheme": "exact"
      }
    ],
    "description": "Link preview and unfurl data: title, description, Open Graph image, site name, canonical URL, favicon and final URL after redirects.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "url": "https://github.com"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "description": "Join the world's most widely adopted...",
              "final_url": "https://github.com/",
              "og_image": "https://github.githubassets.com/images/modules/site/social-cards/campaign-social.png",
              "site_name": "GitHub",
              "status": 200,
              "title": "GitHub",
              "url": "https://github.com/"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "url": {
                      "description": "Page URL",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T09:57:41.7Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-26T15:42:10.127Z"
    },
    "resource": "https://agents.crowdspark.me/v1/web/meta",
    "serviceName": "Agent Tools",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Link preview and unfurl data: title, description, Open Graph image, site name, canonical URL, favicon and final URL after redirects."
}

What the leaf hashes

{"body":"c5b343490ce586f1278dddfd6dde89acc9fbee50126ee2aee20f904f40f369cf","id":452212,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100518584421,"prev":278630,"subject":"x402_bazaar:https://agents.crowdspark.me/v1/web/meta","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. 0xd3625ea86c7715747d9f7d76ec62574f4edf924733d5031bb1fe7f93d1203e6c
2. 0x99e31e2334cf7a8528ebc6d0a2aa2f79400660e8294be2daa586eb5492b52f6e
3. 0x9feedd5858ff08aa7db30294519cbd36de9ed07cebaa3e1b731fd354ba15212a
4. 0x21aa583d43747f9dcb0fd631bf118303974ddec0ee8767b294b9b842b3a707b4
5. 0x0ab509a72f91c31eccecf0b4caffd22aef8adb8f847f929d1ffca10916abce64
6. 0x5e954b4ab76a6ff95535ce53fdfeae21a4ff2dc0ae432b39982d6bf31de470ce
7. 0xb1549c34b316942f9d4b7a4e44f5dcc6439d2bbf689116fee4c81084486a7bdf
8. 0x2bfa7677f0381ebe659a8e52579385ac1ba3b98a7e5585dcf26e509ce18321d6
9. 0x8967ccc49705d75be41c165c28f75d75f1725ed1d968aea6970a3ef0a500fe30
10. 0x40ea8ccc68fb77b852fbe8897febf428da44417e74f64bf33c21c6a86d5b62c4
11. 0xfffb2250987be2ab1e65ada5e7362185183c6bbed9d78650d53d2ffb2c007dd0
12. 0xba42125112c82614fda070baa3201b37bda47b7485d074641cdd174984f8ddaf
13. 0x3b3e4fecead12aaf883ab4f21b6e21efddd0a8d055ced058cb62bcdca8a6c9d6
14. 0x8f676edfb4faaa290229d8f4f69ab721fc627424463d62f5146b3d1ca7f2f0c6
15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4