Evidence row 426351

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agent-data-tools.revmesh2074.workers.dev/arb/storage"
    ]
  ],
  "name": "Storage slot read, Arbitrum",
  "owner_address": "0x2074c40346ae2a90e0e4a391bcee6f16bf5277f5",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "82wfSCZhCmZA7zwqqt6Q3FG8nqYBwUvbThP6M97fa9Q6",
        "scheme": "exact"
      }
    ],
    "description": "Storage slot read, Arbitrum. Read one raw storage slot of a contract on Arbitrum One (eth_getStorageAt): the 32-byte word, as a number and, when it holds one, as an address. Slot is a decimal index or a 0x 32-byte key (mapping and proxy slots). Use to inspect contract state that has no getter, owners or implementation pointers; for proxies use arb_proxy. A malformed address or slot is rejected with 400, uncharged.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "address": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "address": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
              "asAddress": "0x2ce6311ddae708829bc0784c967b7d77d19fd779",
              "asNumber": "251560…",
              "block": 123456789,
              "chain": "Arbitrum One",
              "chainId": 42161,
              "slot": "0x7050c9e0f4ca769c69bd3a8ef740bc37934f8e2c036e5a723fd8ee048ed3f8c3",
              "value": "0x0000000000000000000000002ce6311ddae708829bc0784c967b7d77d19fd779"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "address": {
                      "description": "0x contract address",
                      "examples": [
                        "0xaf88d065e77c8cC2239327C5EDb3A432268e5831"
                      ],
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "type": "string"
                    },
                    "slot": {
                      "description": "Slot: a decimal index (0, 1, 2…) or a 0x 32-byte key",
                      "examples": [
                        "0x7050c9e0f4ca769c69bd3a8ef740bc37934f8e2c036e5a723fd8ee048ed3f8c3"
                      ],
                      "pattern": "^0x[0-9a-fA-F]{64}$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "address"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "address": {
                      "type": "string"
                    },
                    "asAddress": {
                      "type": "string"
                    },
                    "asNumber": {
                      "type": "string"
                    },
                    "block": {
                      "type": "number"
                    },
                    "chain": {
                      "type": "string"
                    },
                    "chainId": {
                      "type": "number"
                    },
                    "slot": {
                      "type": "string"
                    },
                    "value": {
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_09e30bdm"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "maxItems": 11,
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792567527/bazaar-icons/a67d2da18841a325.png",
    "lastUpdated": "2026-10-27T00:52:30.006Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-27T00:52:29.828Z"
    },
    "resource": "https://agent-data-tools.revmesh2074.workers.dev/arb/storage",
    "serviceName": "Storage slot read, Arbitrum",
    "tags": [
      "storage-slot",
      "arbitrum",
      "storage",
      "contract",
      "blockchain"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Storage slot read, Arbitrum. Read one raw storage slot of a contract on Arbitrum One (eth_getStorageAt): the 32-byte word, as a number and, when it holds one, as an address. Slot is a decimal index or a 0x 32-byte key (mapping and proxy slots). Use to inspect contract state that has no getter, owners or implementation pointers; for proxies use arb_proxy. A malformed address or slot is rejected with 400, uncharged."
}

What the leaf hashes

{"body":"a29c090771061a8b52e00dcdc715974db8c005d34498989213280eb7b206ef43","id":426351,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086234247541,"prev":408719,"subject":"x402_bazaar:https://agent-data-tools.revmesh2074.workers.dev/arb/storage","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. 0xd8d2fcb5cac505b8d50bbe2e988dead2bd7d269ad493ad3259870a9541891fc5
2. 0x08f380f459e59e397fe1df0eaeb54130b1ba271674899e5cdc3f2e4b3975dae7
3. 0x185f47ece10df37897216e18edc857b601782c0bdf68be48111ad44f309c4acb
4. 0x7639d9c07235d44ccc0d3d6cb7b8d7f672541fdcc4c290efb3ac8011f4299907
5. 0x6416a6f32157fd3f301dddc89c1c859f7b878cbf316e1b13459cdc241fbaa0d7
6. 0x0c3869eca634ac62372f006111720594ddf1f240a9da041e4c4caff57dfbb11b
7. 0x142b69b0007a24aca426c06a454491d1f62d6d3007751ecdf326feca5e88c2f4
8. 0x8868bee2a324f465484b5814a143efecb49e2874aa88ce1ba6fe33d6d6417a4a
9. 0x11f7db7aa886b80fff9ef585dab246321de4697929550975a471952e0cfe37cb
10. 0xb53d1c4a76e033644f89ac53f7cf54305fe5dc930aec990b2077c8a49cdfeb26
11. 0x3dca44952a9682a51f9efd327b03aab50a00e491555a6e0d2002b9d4c8a802cd
12. 0x849261a3d4118e022f8782d6166f4778e44fb4b1ae758bb02cd94e56b5df0896
13. 0x13692b463800846f580925c8ea49b43f92b7df3f9e8d32b8a18802640cca3780
14. 0xd59f3e577867f5105dd7f75598f16da8286185e426dfcdafb84e733fde2b2492
15. 0x24e3e2bb8ee1e8d20756de35f0e0c4ec8eb1f193bd2cf3f077ee1f92f211c34d
16. 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4