Evidence row 750774

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": 5,
      "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":"c0d67e919cbf989f53bca7304b8c0d41eef2f53f51a92719a13eae4797eb9e9c","id":750774,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178694046240,"prev":64700,"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 2026-10-28 (231336 rows).

1. 0x8921bbf7fb78b32c6c9f82dc3602a0eaae95391da94e85a96098a3875eb01eec
2. 0x8499c9ce1ddb34a3a853463b6bea6d9462841ddc260ab8ac842e5bfc2d27e371
3. 0x782dcd64f01a35ef02929fad066ad77dc1adad7f895387464defa2de437b4bd7
4. 0xb2324f3146b05ecbe7229bbe088976f9bdf84299d0da575bec87467572148d62
5. 0xadc6ec22bfc527aa7353ebb67e0256cd01d71e4fab76d741a9df3f72ac11a4f7
6. 0x732084ce4ce2c00649b486915b3e049ad2b1607b3e67b206eb5fa7ebed042306
7. 0x8f5ab44d1eb90e32fad9b86681dc74b0ed3c9938592f6112ce36bb7144d9e5ba
8. 0x115bf7420387bdb5e6af8afe33de0f4d25de9b251dec5412471a60503d91b366
9. 0xdd0491308508adb30929816eb4ebd8f0d85e1e604734fb1ecf7f89feaee96029
10. 0xaa34ae9142b313b2965b000f17356b8a64a92cdc0b3294e7d57d179711c97cda
11. 0xe857fd3fd38e61e33f26da058ec049b406b1041756dfa3de8d8709036ff89f8b
12. 0x1810cd44ebfe5f26ef4925cdfbe26287c4f9dbf1cd3343ea6968181a15656337
13. 0x73b20f1c980fc42d6a2767acddce2cb41764e0b54fa3342f0dc75bd609f6023e
14. 0x115e196b75a0422533397227b51b9c807591ec2574919c03800bb0d253f110e8
15. 0xe2f9c120d14f36fdddf9b4e605c5d0b8a13b835e2380472255dc22e14b93e84e
16. 0x74cf00e07b52415c2184cf20be69d195ed2725497a6892c2f3e449497c17d0ec
17. 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae