Evidence row 59753

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://kair-os.trade/base-wallet/snapshot"
    ]
  ],
  "name": "kair-os.trade/base-wallet/snapshot",
  "owner_address": "0x2a40c1e882e511e363fb5eda842ac4cb50cdca2f",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2A40C1E882e511e363Fb5EdA842Ac4Cb50cDcA2F",
        "scheme": "exact"
      }
    ],
    "description": "Read ETH and caller-selected ERC-20 balances for a Base address at one finalized block. Exact integer amounts, optional contract-reported metadata, explicit per-token errors. No token discovery or price estimates.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "address": "0xab9F87d1faC370eFdCb50Ffb5d45FEc0C4bdC2bf",
              "tokens": [
                "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
                "0x4200000000000000000000000000000000000006"
              ]
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "address": "0xab9F87d1faC370eFdCb50Ffb5d45FEc0C4bdC2bf",
              "block": {
                "hash": "0xaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
                "number": "0x1",
                "tag": "finalized"
              },
              "chain": "base",
              "limitations": [
                "Only the requested token addresses are read; this is not a complete wallet inventory.",
                "Token balances and metadata are contract-reported; a successful ABI response does not verify token identity or value."
              ],
              "native": {
                "balanceWei": "0",
                "decimals": 18,
                "provenance": {
                  "blockNumber": "0x1",
                  "method": "eth_getBalance"
                },
                "symbol": "ETH"
              },
              "status": "ok",
              "tokens": [
                {
                  "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
                  "balanceAtomic": "19869573",
                  "decimals": 6,
                  "metadataErrors": [],
                  "provenance": {
                    "balance": {
                      "blockNumber": "0x1",
                      "method": "eth_call",
                      "selector": "0x70a08231"
                    },
                    "decimals": {
                      "blockNumber": "0x1",
                      "method": "eth_call",
                      "selector": "0x313ce567"
                    },
                    "symbol": {
                      "blockNumber": "0x1",
                      "method": "eth_call",
                      "selector": "0x95d89b41"
                    }
                  },
                  "status": "ok",
                  "symbol": "USDC"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "address": {
                      "description": "Nonzero Base wallet address.",
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "type": "string"
                    },
                    "tokens": {
                      "description": "1–20 unique nonzero ERC-20 contract addresses; duplicate comparison is case-insensitive.",
                      "items": {
                        "pattern": "^0x[0-9a-fA-F]{40}$",
                        "type": "string"
                      },
                      "maxItems": 20,
                      "minItems": 1,
                      "type": "array",
                      "uniqueItems": true
                    }
                  },
                  "required": [
                    "address",
                    "tokens"
                  ],
                  "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": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T06:11:10.861Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-26T06:11:10.463Z"
    },
    "resource": "https://kair-os.trade/base-wallet/snapshot",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Read ETH and caller-selected ERC-20 balances for a Base address at one finalized block. Exact integer amounts, optional contract-reported metadata, explicit per-token errors. No token discovery or price estimates."
}

What the leaf hashes

{"body":"e16143e9928788b9bd8ded319f823e04baabf96ce971753d58367b04f07610e4","id":59753,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025447259204,"prev":null,"subject":"x402_bazaar:https://kair-os.trade/base-wallet/snapshot","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. 0xef226f961952f7ba2524ad54d7b5909d991479e902a7fea3d2e6cfd10e5da8a8
2. 0x013559bb14dbc96c48a05750e7df34ac273afebe8bb811aacf3268d9201c5ae7
3. 0x41ffea17f178cfc2f774ba8fe1a0d9d4e78a38c617bb23726ee0dfcdba07b5c6
4. 0x2f1da4c0220e67cddc07c18c0fa4dd1f81d8d805949a3b2a4f47be4e98211b43
5. 0x8778bbf57be686a143d3958151bccce2961dd11956010ee38cdffeac4c12def7
6. 0x59b1578ba0087f7bea5bb62477fd9c671339bf1361239d5510c9c4e674de9560
7. 0x1600f70e682090e313edcd162985bc1efae108c1f42ab5a122d3d33cd2383725
8. 0x837936f65bd56cda1962d67691b3954b24d74f56eabe60fb28f78141b311c80e
9. 0x440aa12f458b66a948dfcf0f50ac4296e97c9dae5b280a17eee2db6252d7c2b5
10. 0x561cc4451e40804fde77fce39392adfcb80c38ec84eb38d744520de2446c6e57
11. 0xd1f02e907670bf2f4c72056210a7d4ee252934850293a927f852acd3952f44a4
12. 0xb0cc0b4ce5a68e83d3e3e55b0387f828adf6f5eb6cfa666d75f6e16ed9d89c1f
13. 0x746e9e5b6765727b6b96f41204cc115b0302259f6c67be0cf0efbf245601d500
14. 0x614d844c9e0509d9f9e63697aa2935555bce5f13695a8dc0047aa9e9898d70b3
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae