Evidence row 3770023

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/prices/historical"
    ]
  ],
  "name": "api.x402node.dev/prices/historical",
  "owner_address": "0x4466d4a84b7c49a6a094ec6eef4a0712d6dd125e",
  "raw": {
    "accepts": [
      {
        "amount": "8000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e",
        "scheme": "exact"
      },
      {
        "amount": "8000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up",
        "scheme": "exact"
      }
    ],
    "description": "Historical USD price of a token at a specific past timestamp, by chain and contract address or coingecko id. For backtesting, accounting and cost-basis. Data an LLM cannot recall. historical price, price at timestamp, cost basis, backtest, token price history Accepts payment on Base or Solana — either network works.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "coin": "string",
              "timestamp": "string"
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "coin": {
                      "description": "chain:address or coingecko:id",
                      "type": "string"
                    },
                    "timestamp": {
                      "description": "unix seconds, e.g. 1700000000",
                      "type": "string"
                    }
                  },
                  "required": [
                    "coin",
                    "timestamp"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-17T23:06:57.449Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-17T23:06:57.281Z"
    },
    "resource": "https://api.x402node.dev/prices/historical",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Historical USD price of a token at a specific past timestamp, by chain and contract address or coingecko id. For backtesting, accounting and cost-basis. Data an LLM cannot recall. historical price, price at timestamp, cost basis, backtest, token price history Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"6486b565073fb3894a9e93fe085c95e298438fa477ee8807e3a3848f65953eff","id":3770023,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793996882996464,"prev":2695753,"subject":"x402_bazaar:https://api.x402node.dev/prices/historical","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0xfc69d93d342e616b4818a67c00d13a39533c0c862c359a566212ecca1df63183
2. 0xedc8f3f668e2141037e7cc6032b9e4c7bf959dd45f02c0c2bea9e1b0539565ad
3. 0xb0cfd1ec99a10b2fca9d2a659346c267f8cf87305b1e3150e759e7d9b4e7241c
4. 0xb87fd9f27ce162598580a216779b4cf2fba3d90b34c98c5c29184b5773a9ad88
5. 0xbfa8b1f3b4b4ba238fd749e8a78e550cd65c78d5ef92632f69c2cd5372897f35
6. 0x903f153e952a252c7ace409ef08e2fbc50c28d7b16ff1c7b3759aa8e298058f4
7. 0x07f43ae14d77a27e7d2ddc7fadcca17560a350e0166fc931c97e129d2c02bcc5
8. 0x383cc1c5216bd2be4fbb39e9776a047beaf0ae5737b024b08505bde4049d6fcc
9. 0x1e030d93fdc48ce4f9eda0b174f823892ee49646b5874942c33856d32dffb723
10. 0xe571598712af923712ff973dc257b55069a2d9c6ca6d791c04187d99a5a2c41c
11. 0xf825caed5cc8478e9bf887906a23981e87da41eb6cc589191567adc09bada670
12. 0x30b7d730b69442ac5eccee8a54739a363dab815ab1fb8f5adbdff20dd8730eeb
13. 0xa53611af41fac56adf4e62af88a228aaa11b318341a167e3543a17186090472b
14. 0x86593ac15f658012908c6be3447438c3409f4e6b92fd02ad8b0b2a8f74233080
15. 0x4d1da9738e22475b7194f6dd7a6c3348b6abb938507afdcb6452d859f52556b2
16. 0x0ab273486ad4e41bf08c741b20b2ee12e0fc87eaa429a5467c58fd3be34409b9

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1