Evidence row 555281

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://archtools.dev/v1/tools/crypto-price"
    ]
  ],
  "name": "archtools.dev/v1/tools/crypto-price",
  "owner_address": "0x2583aac89f58a63d9ccbedaa5e3baf2196aa967e",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x2583aAc89f58a63D9CCbeDaa5e3BaF2196Aa967e",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:137",
        "payTo": "0x2583aAc89f58a63D9CCbeDaa5e3BaF2196Aa967e",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xfde4C96c8593536E31F229EA8f37b2ADa2699bb2",
        "extra": {
          "name": "Tether USD",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x2583aAc89f58a63D9CCbeDaa5e3BaF2196Aa967e",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xc2132D05D31c914a87C6611C10748AEb04B58e8F",
        "extra": {
          "name": "Tether USD",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:137",
        "payTo": "0x2583aAc89f58a63D9CCbeDaa5e3BaF2196Aa967e",
        "scheme": "exact"
      }
    ],
    "description": "Real-time price, 24h change, market cap and volume for any cryptocurrency. One POST, sub-second answers for trading agents. Pay per call with USDC (x402) or credits - archtools.dev",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "symbol": "bitcoin"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "ok": true
            },
            "type": "json"
          }
        },
        "routeTemplate": "/v1/tools/crypto-price",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "body": {
                  "properties": {
                    "symbol": {
                      "description": "CoinGecko coin ID (e.g. bitcoin, ethereum, solana)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "symbol"
                  ],
                  "type": "object"
                }
              },
              "type": "object"
            }
          },
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T09:44:53.047Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-27T09:44:52.743Z"
    },
    "resource": "https://archtools.dev/v1/tools/crypto-price",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Real-time price, 24h change, market cap and volume for any cryptocurrency. One POST, sub-second answers for trading agents. Pay per call with USDC (x402) or credits - archtools.dev"
}

What the leaf hashes

{"body":"5ae49433b06c9ffc0281aa8daeab399d73622ef3fca550ed8226ed1c8cfbc27d","id":555281,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133785758611,"prev":456343,"subject":"x402_bazaar:https://archtools.dev/v1/tools/crypto-price","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x242bbe728d13c9022d213ff4b0c487eeaadad4b2dcad95797de9c1ab56904495
2. 0x162cb628fbfa35fd9448be9f403fb223947ab6361d9d5cde5f79d36f1c78c66c
3. 0x72fd51159bb67ed9a2f532963cf68b49f70f57da77bcc05a4117e8a5954150f1
4. 0xe664c42164f232339776b703fa9907f29d66ebc3fb80d0aa4a86cbc649aff77a
5. 0xadc0368ee6bf05e14eca9a0c860a15188431c37f850fa0e1641fb60b7e29acff
6. 0xf98c0cf12984c3e2af4f11d779a065ba67de17125157837b1d782db7dbb02584
7. 0xd45822f9360a5df748ca55d5194ed75d5b6245c7fd59e4fd448e292486b76896
8. 0xeb2893bb9c23774ef18bf9ceee6414b95c8f8c192e6e8cfd8889d25bfa425e0f
9. 0x66d735063478c7afc851f39f46613a25857f5c5f563ad5083e1025b3252763a6
10. 0xcc3b635aa6ff475ba96afbb14eb21f771fe18361e8162f1cc45373e44a7ef411
11. 0xfd863135f9c1f207179b2582d91fd1a03f96c94cc1ab5865734d13d77a7655b6
12. 0x1e91fb86942396b9cc1330407cbddfe6048e98bde8c739e6cb5545d04c5cadd7
13. 0x1a710d4f8e6092d584b581d8599ff9183c0008f9275cf0601c925b43b4e84ae6
14. 0xe8ee6f6ed50253c5ee2d1aa85a4b1a38ce94bca7f3b72fd1850f496152dbe285
15. 0xa383a1cfe9b3f6af67eb4c7642564b9424d46d7fca90e7ba175d549f8b67dd0c
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4