addrbookFor publishers
← The evidence ledger

Evidence row 60254

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://1gateway.dev/v1/testnet/base-sepolia-eth/1
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
dbb780113745a52e04f2f411071484d58342663f0d72d68179ef8880b423d4a8
Leaf
0x9b70335e0c8e3b8737f15210ee152f52d30ae26690927bd5636d24e284e5e7c6

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://1gateway.dev/v1/testnet/base-sepolia-eth/1"
    ]
  ],
  "name": "1gateway",
  "owner_address": "0x6246eee0355dd7a93c888fe59e1151388a0cc5a1",
  "raw": {
    "accepts": [
      {
        "amount": "500000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x6246eee0355Dd7A93C888fE59e1151388A0cC5a1",
        "scheme": "exact"
      },
      {
        "amount": "500000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "AwV6UZobYPyTdsuNa2NknZZrnmmUoH5ckEv3wNgL26WT",
        "scheme": "exact"
      }
    ],
    "description": "Use when contract deploys, x402 tests or CI jobs need more Base Sepolia gas than a faucet gives: one x402 call, no faucet login or mainnet history. Input: to (recipient address); sends 1 Base Sepolia ETH. Output: JSON txHash (confirmed before settling), explorerUrl, amountEth, from, to. Daily limits (UTC): 5 ETH per address (both sizes), 20 overall; checked before payment. Test ETH has no monetary value. Example: ?to=0x000000000000000000000000000000000000dEaD",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "to": "0x000000000000000000000000000000000000dEaD"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "amountEth": "1",
              "amountWei": "1000000000000000000",
              "blockNumber": 11978027,
              "chainId": 84532,
              "explorerUrl": "https://sepolia.basescan.org/tx/0x5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e",
              "from": "0xdB00079cad3e665853Bf766eFe26F4C38cdbdCDA",
              "network": "base-sepolia",
              "nonce": 42,
              "notes": [
                "Base Sepolia test ETH has no monetary value; it is for testing only."
              ],
              "status": "confirmed",
              "to": "0x000000000000000000000000000000000000dEaD",
              "txHash": "0x5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e5e"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {
                    "to": {
                      "description": "Recipient address (EIP-55 checksum if mixed case). Bad input, caps reached or out of stock → 4xx/503 before payment (not charged)",
                      "examples": [
                        "0x000000000000000000000000000000000000dEaD"
                      ],
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "to"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "amountEth": {
                      "type": "string"
                    },
                    "amountWei": {
                      "type": "string"
                    },
                    "blockNumber": {
                      "type": "integer"
                    },
                    "chainId": {
                      "type": "integer"
                    },
                    "explorerUrl": {
                      "type": "string"
                    },
                    "from": {
                      "type": "string"
                    },
                    "network": {
                      "type": "string"
                    },
                    "nonce": {
                      "type": "integer"
                    },
                    "notes": {
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    },
                    "status": {
                      "type": "string"
                    },
                    "to": {
                      "type": "string"
                    },
                    "txHash": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "network",
                    "chainId",
                    "status",
                    "blockNumber",
                    "amountEth",
                    "amountWei",
                    "from",
                    "to",
                    "txHash",
                    "nonce",
                    "explorerUrl",
                    "notes"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792593183/bazaar-icons/c4d9db8f8f483844.png",
    "lastUpdated": "2026-10-25T01:38:04.658Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-25T01:38:03.867Z"
    },
    "resource": "https://1gateway.dev/v1/testnet/base-sepolia-eth/1",
    "serviceName": "1gateway",
    "tags": [
      "base sepolia",
      "testnet gas",
      "ci",
      "contract deployment",
      "bulk"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Use when contract deploys, x402 tests or CI jobs need more Base Sepolia gas than a faucet gives: one x402 call, no faucet login or mainnet history. Input: to (recipient address); sends 1 Base Sepolia ETH. Output: JSON txHash (confirmed before settling), explorerUrl, amountEth, from, to. Daily limits (UTC): 5 ETH per address (both sizes), 20 overall; checked before payment. Test ETH has no monetary value. Example: ?to=0x000000000000000000000000000000000000dEaD"
}

What the leaf hashes

{"body":"dbb780113745a52e04f2f411071484d58342663f0d72d68179ef8880b423d4a8","id":60254,"kind":"listing","method":"baseline/1","observed_us":1793025448160583,"prev":null,"subject":"x402_bazaar:https://1gateway.dev/v1/testnet/base-sepolia-eth/1","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0x9b70412eed31bd59cb827c6ae2e7ac6fe90367fa87931290b8066bbe91fa1a89
  2. 0xa8292b7d66b518fbb7a28df4e392b21078c62eaeb7898223dc765dd38b3d10aa
  3. 0x486723a1de3f1c8105cec942e33a20e02f1205c6737871eeb6237e60376dc101
  4. 0x226fc7a69c6a8accf521f0a83a83c4f08eb01ebb2dfd2ce5f7cb2725865a6fe8
  5. 0x0e6757e21dc633dd9275a6edb586325ca788495168abc9569964572a211b3aea
  6. 0xf5cf8e9ec4169155d5c82f9241af7d9dbd4ba550ef0256ed13485ef17458bf94
  7. 0xcc05be857796c7ff307409ac7b4d229090fabd78bc3723d118922df288500aca
  8. 0xeed67277ec0597947e11bf61c8f3d6fec4a4196ae73ed8db61246b96871ca30f
  9. 0xb03a49015e02ec6c907f2ac497d7fd9d859357c975bc781e04d7c7cdc5cc69bb
  10. 0x7fc9c551c0bf3724729ea13bb68249f1874a045c6cfd4d9564abfe126a968bcf
  11. 0xb79ffe067e46a7abdcd59167d8556c652ce9f0f297fbf7808095f49485591c09
  12. 0xd253212b3d5f7245423cc951067880bc2069b90eeee521363fcee13ebbd606ae
  13. 0x99a4e0f8b23989f58b564c1b6e419578b4388f6e0dbf6e50177c1bd476302d0e
  14. 0x6713795704ddd9c528d421fadd9cc96b0200a4ddbba84f88e718d4968dde888b
  15. 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
  16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
  17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON