Evidence row 555376

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://138-197-15-135.sslip.io/v1/dex/quote"
    ]
  ],
  "name": "138-197-15-135.sslip.io/v1/dex/quote",
  "owner_address": "0x10741397e86340a4608c771a9b823038d762ea42",
  "raw": {
    "accepts": [
      {
        "amount": "4500",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x10741397e86340a4608C771a9B823038d762ea42",
        "scheme": "exact"
      }
    ],
    "description": "Best Uniswap v3 single-hop quote for swapping amountIn of tokenIn to tokenOut on Base, Ethereum, Arbitrum or Optimism, checking all fee tiers (0.01/0.05/0.3/1%). Returns amountOut, effective price, best fee tier, gas estimate. Tokens: ETH, USDC, USDT or 0x address. Read-only quote; no swap is executed. Deterministic, no LLM.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "amountIn": "1",
              "chain": "base",
              "tokenIn": "ETH",
              "tokenOut": "USDC"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "amountIn": "1",
              "amountOut": "2325.41",
              "chain": "base",
              "feeTier": 500,
              "gasEstimate": "90000",
              "price": 2325.41,
              "tokenIn": "WETH",
              "tokenOut": "USDC",
              "venue": "uniswap-v3"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "queryParams": {
                  "properties": {
                    "amountIn": {
                      "description": "Human amount of tokenIn, e.g. 1.5",
                      "type": "string"
                    },
                    "chain": {
                      "description": "Chain: base (default), ethereum, arbitrum, optimism",
                      "type": "string"
                    },
                    "tokenIn": {
                      "description": "ETH, USDC, USDT or 0x address",
                      "type": "string"
                    },
                    "tokenOut": {
                      "description": "ETH, USDC, USDT or 0x address",
                      "type": "string"
                    }
                  },
                  "required": [
                    "tokenIn",
                    "tokenOut",
                    "amountIn"
                  ],
                  "type": "object"
                }
              },
              "required": [
                "queryParams"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T18:02:03.941Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T18:02:03.761Z"
    },
    "resource": "https://138-197-15-135.sslip.io/v1/dex/quote",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Best Uniswap v3 single-hop quote for swapping amountIn of tokenIn to tokenOut on Base, Ethereum, Arbitrum or Optimism, checking all fee tiers (0.01/0.05/0.3/1%). Returns amountOut, effective price, best fee tier, gas estimate. Tokens: ETH, USDC, USDT or 0x address. Read-only quote; no swap is executed. Deterministic, no LLM."
}

What the leaf hashes

{"body":"fe410cb0aa3d93871ceccbc97284f7f5bad550672e00c2c23ad40dcbe62af840","id":555376,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133790030283,"prev":null,"subject":"x402_bazaar:https://138-197-15-135.sslip.io/v1/dex/quote","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. 0x3ed9a059543fa8fa73ef8e351d44ab75d908ebd39ca75623d812740a70ba3921
2. 0xb3d82c7610e997f7b635b194cde9632094fa4284775f0722d5de620f33aab498
3. 0x40925865ab9b694c65a26aaea8ab0e3d8c94f3d0ef7dcbee23680e36df3a3d11
4. 0x873794af8700eb161e3e33eeb88dfdf14c0fe1359feaf91fcc638cdde379397e
5. 0x0a97fd807a572fe0d45cedb59e78e6c32c81be9306d94f2c8ae350310083e479
6. 0xb948dca8dde57c15422893d26810ae7bf1b217063e66d9a84906cfad859d83c5
7. 0x87a712c5c2beada706c04272fe93bf7bbddfe9e700a6650be0ae59f7c87f4b24
8. 0x1d1c632ef3bc598fec2b20dee9aab1e16af56f33a32d1814c59ce8afaf727e10
9. 0x5a030fb12033043f6aecd372d65c0b4b74226e949eb9fd0cc8aeff613fb99513
10. 0x692aa1becc5dbb2897d6b9b4a673bdbb4bb4ef78091ceafa3ad72e70f0007af4
11. 0x6e6c3f9e8905b53bea3a56703a85b838b295ee8873c8ac6067caa68293188db7
12. 0x139a61fc1533aad2dd83b82b2ec2330ee3422710b28d63ce7ff509ed7d7bc93e
13. 0xe097a5c0640b3c074fef1c9f5fe91898965687ad755f1c27c31462a60e313f0a
14. 0x1de9caca1fa6dbbe090ee48dad5f962bbfd09856fd897edc8c3c110272d35c56
15. 0x2c117b27721eea45f6590fbccb471d21a7b0b079a53f089ecb300c63bdb3aebf
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4