Evidence row 1507302

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.agentstools.dev/price"
    ]
  ],
  "name": "onchain-price",
  "owner_address": "0xf22e558a00d91ee12a1f50c52186fecb8ddff493",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xF22e558a00D91Ee12A1F50C52186FecB8dDFf493",
        "scheme": "exact"
      }
    ],
    "description": "On-chain USD spot price for 50+ assets from Chainlink feeds or the most-liquid Base DEX pool (computed from public chain state): crypto majors, stablecoins, Base-native tokens, forex currencies and precious metals.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "token": "ETH"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "block": 47547637,
              "chain": "eip155:8453",
              "price_usd": 1706.69,
              "source": "chainlink",
              "token": "ETH"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "token": {
                      "description": "Symbol to price. Crypto e.g. ETH, BTC, SOL, XRP, DEGEN. Stablecoin e.g. USDT, USDC, USDe. Forex e.g. EUR, GBP, JPY. Metal e.g. XAU (gold), XAG (silver).",
                      "type": "string"
                    }
                  },
                  "required": [
                    "token"
                  ],
                  "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": "2026-10-19T11:09:42.651Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-19T11:09:42.048Z"
    },
    "resource": "https://api.agentstools.dev/price",
    "serviceName": "onchain-price",
    "tags": [
      "crypto",
      "price",
      "onchain",
      "chainlink",
      "dex"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "On-chain USD spot price for 50+ assets from Chainlink feeds or the most-liquid Base DEX pool (computed from public chain state): crypto majors, stablecoins, Base-native tokens, forex currencies and precious metals."
}

What the leaf hashes

{"body":"2ea51577e653967d52c48f01b45896a52ea740bbb4f40b8239294cefaf615a82","id":1507302,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793472686568797,"prev":750774,"subject":"x402_bazaar:https://api.agentstools.dev/price","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0x86a69aa7479a215f2553b97a3ff8760e5aad0fe8fe5fdf9a9cc99bc9fa0fa2be
2. 0xd9f42afb8adae815cc91cfa30ebc7070a3e3f96810d727f0d5fd40e66b73d868
3. 0xfad860f99326e1185da3a530ea96440658f7c32e4833d63bda19d6c91e18b996
4. 0x424fc0a1066b8c3f27415e131d522d32df78da15d7200343540bf5488a6137fc
5. 0xd7cba59e38cad3330138caaae01a52ff77217163e73763780463db2612cd6e4f
6. 0x12688a9beccd2a857a3925e1e885fff8ffe9db1bdc1d39f0722dd26e3bd371f3
7. 0x9e9e2b9f58c3a3c4a2c53e9836b08bd956d53814b17dccbc93e5edbdff6bdc49
8. 0x6d20aefa6a7cd81960f1915efc1f1c51ae40cb278f2e2db49f8684ce011d891d
9. 0x4d8ede40dc25d100c0818a495efc2fa44eef0ed75501dbc28ffb0c9749c9331e
10. 0x8ac330104e5242a0456656826463e0e5d3fdc8b2a939c1fbb152486815df9628
11. 0xc0bb45c99562841f0edd11d7e7f30ca3058c8f9f239a91e2d37a99b314d3c0f6
12. 0xfafb97a1e78b1178204f2aa3ec355bd0798084ee2e6893e58ea0011ab04d48c7
13. 0xcad3c97cf166a2798df8342c196596fa38be5970e65d8bdb79bbec9bde84fdf5
14. 0xa59dc4109e7747a67ff1c74b854a6a84d4177b254204f0623f549d72e4be7445
15. 0xb553c856ad5fb96dd995dd0c40f65a2d8efc7b7f254a1ac0f2c104350e544985
16. 0x919f237dec4df392868ab95f1d4300b185479ae64464cbc2e7385ad1fd6ab390
17. 0xa00a931d72706fa2402bfc9b441a12eb7c6a61ff42a542916106e3637177f101
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0