Evidence row 72055

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://ca-tax-api-mainnet.lxtap.workers.dev/base/new-pools"
    ]
  ],
  "name": "Base Onchain Data",
  "owner_address": "0x2ecb9e1fcca7a62758c679f11bc3241466d181d8",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2ECB9E1fcca7A62758c679F11bC3241466d181d8",
        "scheme": "exact"
      }
    ],
    "description": "New trading pools created on Base in the last N minutes on Uniswap v4, Uniswap v3 or Aerodrome: both tokens with symbol, name and decimals, fee tier, v4 hooks, whether it pairs with ETH, WETH or USDC, and quote liquidity where readable. Unvetted: many new pools are spam.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "minutes": "60"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "chain": "base",
              "count": 25,
              "notes": "New pools are unvetted: many are spam or scams. quoteLiquidity is the WETH/WPOL or USDC a v3 or Solidly-style pool held when read; null for Uniswap v4 (liquidity sits in the shared PoolManager) or whe… (240 chars, truncated in this example)",
              "pools": [
                {
                  "approxTime": "2026-10-22T16:22:13.000Z",
                  "block": 52948393,
                  "dex": "uniswap-v4",
                  "feeTierBps": 83886.08,
                  "hooks": "0xb429d62f8f3bFFb98CdB9569533eA23bF0Ba28CC",
                  "pairedWith": "WETH",
                  "poolId": "0x80517ba0559429bbb06412f368db24187b559c966ce9182292bca910018def08",
                  "quoteLiquidity": null,
                  "token0": {
                    "address": "0x16A4A4A6f2e06581717eD86D87bc4B5D7E9D2B07",
                    "decimals": 18,
                    "name": "tacos",
                    "symbol": "tacos"
                  },
                  "token1": {
                    "address": "0x4200000000000000000000000000000000000006",
                    "decimals": 18,
                    "name": "Wrapped Ether",
                    "symbol": "WETH"
                  },
                  "tx": "0x466df85cdb1aecc2d46117e16ecec222aea21fa9fb7c3610cf3037dee9a44c66"
                },
                {
                  "approxTime": "2026-10-22T16:22:11.000Z",
                  "block": 52948392,
                  "dex": "uniswap-v4",
                  "feeTierBps": 1,
                  "hooks": null,
                  "pairedWith": "ETH",
                  "poolId": "0xa519e5a0b73b8814bd45c44c13c1c9652734fcd45ea1e1c2e150929b3430900b",
                  "quoteLiquidity": null,
                  "token0": {
                    "address": "0x0000000000000000000000000000000000000000",
                    "decimals": 18,
                    "name": "native ETH",
                    "symbol": "ETH"
                  },
                  "token1": {
                    "address": "0xa23B9142755Bf2Bcc59f1f01cbCFddb78Df6B966",
                    "decimals": 18,
                    "name": "Venice Token",
                    "symbol": "VVV"
                  },
                  "tx": "0xa080bea5e48d52b1335168e6b57951aff2060bfaef3b45172e68b2dcb6f17c2f"
                },
                {
                  "approxTime": "2026-10-22T16:21:43.000Z",
                  "block": 52948378,
                  "dex": "uniswap-v4",
                  "feeTierBps": 83886.08,
                  "hooks": "0x0469a4Bd3724DC86C9542F4694c976DA13C450c0",
                  "pairedWith": null,
                  "poolId": "0x9a8e443633b496a9b0a17bdc01bbaa9bb071ba74bd1820054d981f5eee43e3a8",
                  "quoteLiquidity": null,
                  "token0": {
                    "address": "0x1111111111166b7FE7bd91427724B487980aFc69",
                    "decimals": 18,
                    "name": "Zora",
                    "symbol": "ZORA"
                  },
                  "token1": {
                    "address": "0x9F6548660DA12ef99fB7703ceb6B8cB65d3F29c9",
                    "decimals": 18,
                    "name": "usdce",
                    "symbol": "usdce"
                  },
                  "tx": "0xafd5001d42a1f7f8932180a515e511d884606c78ab470c373b793232642e188b"
                },
                {
                  "approxTime": "2026-10-22T16:21:41.000Z",
                  "block": 52948377,
                  "dex": "uniswap-v4",
                  "feeTierBps": 0,
                  "hooks": "0x1ee986e27e0c822113aa882007A35BbEd41F68c0",
                  "pairedWith": null,
                  "poolId": "0x2ff89f765b77fa848a7d04280df8e8ad984f6d05d8faf0a6386326508990c033",
                  "quoteLiquidity": null,
                  "token0": {
                    "address": "0x4fc59c42653E052c7AB5C8381F839e2D70504131",
                    "decimals": 18,
                    "name": "mmETH",
                    "symbol": "mmETH"
                  },
                  "token1": {
                    "address": "0x659Ab70F48C7e8d026458afDdA968a408837DDD3",
                    "decimals": 18,
                    "name": "Across Protocol (ACX)",
                    "symbol": "ACX"
                  },
                  "tx": "0x815b6209d544d26ff3a31c35119df3e723313d73125297a58d7af481efdb3c26"
                },
                {
                  "approxTime": "2026-10-22T16:21:37.000Z",
                  "block": 52948375,
                  "dex": "uniswap-v4",
                  "feeTierBps": 83886.08,
                  "hooks": "0x0469a4Bd3724DC86C9542F4694c976DA13C450c0",
                  "pairedWith": "WETH",
                  "poolId": "0x3d318c1110aacd993469c4fa632a46f7f00ba869171051ba405f7ba02fe2a829",
                  "quoteLiquidity": null,
                  "token0": {
                    "address": "0x4200000000000000000000000000000000000006",
                    "decimals": 18,
                    "name": "Wrapped Ether",
                    "symbol": "WETH"
                  },
                  "token1": {
                    "address": "0x659Ab70F48C7e8d026458afDdA968a408837DDD3",
                    "decimals": 18,
                    "name": "Across Protocol (ACX)",
                    "symbol": "ACX"
                  },
                  "tx": "0xc91d65d313311e2c1a94610ce532b663462ecf975fdc7a4d7697eb99c5f5af3b"
                }
              ],
              "sources": [
                "uniswap-v4",
                "uniswap-v3",
                "aerodrome"
              ],
              "window": {
                "fromBlock": 52946593,
                "minutes": 60,
                "toBlock": 52948393
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {
                    "limit": {
                      "description": "Max pools listed, newest first, 1 to 50, default 25",
                      "pattern": "^\\d{1,2}$",
                      "type": "string"
                    },
                    "minutes": {
                      "description": "Look-back window in minutes; 5 to 240, default 60 (capped at 12,000 blocks, about 50 minutes on Arbitrum)",
                      "pattern": "^\\d{1,3}$",
                      "type": "string"
                    }
                  },
                  "required": [],
                  "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": "2026-10-23T06:43:33.39Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-23T06:43:33.234Z"
    },
    "resource": "https://ca-tax-api-mainnet.lxtap.workers.dev/base/new-pools",
    "serviceName": "Base Onchain Data",
    "tags": [
      "base",
      "onchain",
      "erc20",
      "token",
      "wallet"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "New trading pools created on Base in the last N minutes on Uniswap v4, Uniswap v3 or Aerodrome: both tokens with symbol, name and decimals, fee tier, v4 hooks, whether it pairs with ETH, WETH or USDC, and quote liquidity where readable. Unvetted: many new pools are spam."
}

What the leaf hashes

{"body":"a58a39596ca7c40e68cc1fa93407074bbf6643a03dd41e37b27c257afa463dc2","id":72055,"kind":"listing","method":"baseline/1","observed_us":1793025485203867,"prev":null,"subject":"x402_bazaar:https://ca-tax-api-mainnet.lxtap.workers.dev/base/new-pools","subject_kind":"source_record"}

Proof

Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.