Evidence row 1261880

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://tools.nythosx.com/v1/price"
    ]
  ],
  "name": "NythosX Agent Tools",
  "owner_address": "0x803522d25f7b6f2e6df006650cdc032e644057a2",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x803522D25f7B6f2E6Df006650CDc032e644057a2",
        "scheme": "exact"
      }
    ],
    "description": "USD price of a chain's native token, no gas data. Just the native-token USD price (ETH, POL or SOL), sourced from MEXC/Gate.io/Coinbase with the same price feed get_gas_price uses. Use this when you only need the asset price, not fees — get_gas_price and compare_gas_costs already return nativeUsd alongside gas data, so call this instead only to skip the gas lookup (e.g. valuing a wallet balance, not estimating a transaction).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "chain": "base"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "chain": "base",
              "name": "Base",
              "nativeSymbol": "ETH",
              "usd": 2468.07
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "chain": {
                      "description": "Chain whose native token to price",
                      "enum": [
                        "base",
                        "ethereum",
                        "arbitrum",
                        "optimism",
                        "polygon",
                        "solana"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "chain"
                  ],
                  "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": "2026-10-30T10:49:36.733Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-30T10:49:36.609Z"
    },
    "resource": "https://tools.nythosx.com/v1/price",
    "serviceName": "NythosX Agent Tools",
    "tags": [
      "gas",
      "fees",
      "crypto",
      "evm",
      "solana"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "USD price of a chain's native token, no gas data. Just the native-token USD price (ETH, POL or SOL), sourced from MEXC/Gate.io/Coinbase with the same price feed get_gas_price uses. Use this when you only need the asset price, not fees — get_gas_price and compare_gas_costs already return nativeUsd alongside gas data, so call this instead only to skip the gas lookup (e.g. valuing a wallet balance, not estimating a transaction)."
}

What the leaf hashes

{"body":"eb565bb4349e4d2c0e7448255944f68c76e9ba49c7f92a2fb9e9dfc2998f92da","id":1261880,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793385517074210,"prev":null,"subject":"x402_bazaar:https://tools.nythosx.com/v1/price","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0xb9693f902bb85a0b0e941b82aaebc43c4c0fa75d3dbfb7f853d3f5dc7052af3e
2. 0x8432ba1feb55241098156dff1407bf6bce391a55db0224d9bbfa7a47ffba2fd4
3. 0x95abd65823c0dfac3d4b9141fc02bfdff847ebc3b6ce81fbff44d4f1475ada2d
4. 0xa85429a79efbf3778d1864e7e0eede0463db7eebae248afd4c8cd68d877f97c0
5. 0x07b862d18ada3aa1fd2cc423f4f594842959398e6fcc0e2979476536c7c04b48
6. 0x9828aea3105e8de07e4219f00c345c79c2c04c5c2fb6048d29afa3b6170c6a66
7. 0xc2e0e8a6afe81a5a8623af8d06fe098fb2e983359aa6516ccd3bb55330697bd9
8. 0x1a75e0b1e101079bb2f664bd0337d578be6b10301d116cb110d084503a84b6c8
9. 0x21893a89d225af423d598945645123d88d5eebf1a78ea24557f5996587c210ea
10. 0xe801abb9c5861d1d75a9bc6a2066e45e66fd84301627f5d1559492074526c7f6
11. 0x47f8aad1f7695ff641cbb0fe1e5607384eabfe18283bda04f55cb79b25134c22
12. 0x8ca94aba4ade14ca276e7764966a63bb41f58eecc28e94bdae70ef1eb4b40db4
13. 0x9284dae9a7e06f703013033011cfbc40fdf815bacecff8ae80861ffbba56d6d6
14. 0x4ac91605f15503f7d7aa9a25d4e54c100a1a62c26e93a7ed87049569e871a9a4
15. 0xa0b1f6bc1eecfaf70581673c1a7f638b96d1769a5c578c460337f7db0dbe963e
16. 0x0c59b8770d2782eb535aefbb9b2f6810bab4757f51b37e00f5147713a1de9481
17. 0x61ef83255d34604cb052882568ca1d1386ac3cfb8284509715bc1734cff77831
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861