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Evidence row 751910

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://saylorinnovations.com/api/evm/arbitrum/nonce/:address
Recorded
Previous row
#119729
Body SHA-256
8080f479b396c821f39994a7deef3a86bf1fd8a4b9f236f7f25c6481326b68dd
Leaf
0xbd7bee9cd3127fc70f2f8cec3dc7ce10a4ba7a7c3f5232602aa38da19612c58e

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://saylorinnovations.com/api/evm/arbitrum/nonce/:address"
    ]
  ],
  "name": "Saylor Innovations On-Chain Data",
  "owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:evm:nonce:arbitrum/nonce/",
          "name": "USD Coin",
          "note": "Base settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:evm:nonce:arbitrum/nonce/",
          "name": "USD Coin",
          "note": "Polygon settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:137",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:evm:nonce:arbitrum/nonce/",
          "name": "USD Coin",
          "note": "Arbitrum settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:42161",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb",
          "memo": "saylor:evm:nonce:arbitrum/nonce/",
          "reference": "CJmTy2WuyoyDz5Nqhi3gejcNdnrsJGA4qdz7rLce4sh6",
          "session": "eyJhcnRpY2xlSWQiOiJldm06bm9uY2U6YXJiaXRydW0vbm9uY2UvMHg4MmFmNDk0NDdkOGEwN2UzYmQ5NWJkMGQ1NmYzNTI0MTUyM2ZiYWIxIiwicmVmZXJlbmNlIjoiQ0ptVHkyV3V5b3lEejVOcWhpM2dlamNOZG5yc0pHQTRxZHo3ckxjZTRzaDYiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFUGpGV2RkNUF1ZnFTU3FlTTJxTjF4enliYXBDOEc0d0VHR2tad3lURHQxdiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MzE2MzE0MTczNH0.g-Zib5mY-il32KXCaRHqS-VEf6WhxGL13PaqNthncY4"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
        "extra": {
          "feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb",
          "memo": "saylor:evm:nonce:arbitrum/nonce/",
          "reference": "2VsxvNeuENWhqPq34jBgxgPwxoDrEaN1t3VK7CR4eukW",
          "session": "eyJhcnRpY2xlSWQiOiJldm06bm9uY2U6YXJiaXRydW0vbm9uY2UvMHg4MmFmNDk0NDdkOGEwN2UzYmQ5NWJkMGQ1NmYzNTI0MTUyM2ZiYWIxIiwicmVmZXJlbmNlIjoiMlZzeHZOZXVFTldocVBxMzRqQmd4Z1B3eG9EckVhTjF0M1ZLN0NSNGV1a1ciLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFczl2TUZyemFDRVJtSmZyRjRIMkZZRDRLQ29Oa1kxMU1jQ2U4QmVud05ZQiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MzE2MzE0MTczNH0.0_7DaMTEQtZraEL98tdUHKLZx1_JZbu_q4iBdIjkep8"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "95088",
        "asset": "So11111111111111111111111111111111111111112",
        "extra": {
          "memo": "saylor:evm:nonce:arbitrum/nonce/",
          "native": true,
          "note": "Native SOL: send lamports with a system transfer, not an SPL transfer. Price is quoted live and this quote expires in 120s.",
          "quotedLamports": "98029",
          "reference": "8W5yUCPqMSQfMEzidw9wFJyiH3N2ssXZyhikw6B9aFbU",
          "session": "eyJhcnRpY2xlSWQiOiJldm06bm9uY2U6YXJiaXRydW0vbm9uY2UvMHg4MmFmNDk0NDdkOGEwN2UzYmQ5NWJkMGQ1NmYzNTI0MTUyM2ZiYWIxIiwicmVmZXJlbmNlIjoiOFc1eVVDUHFNU1FmTUV6aWR3OXdGSnlpSDNOMnNzWFp5aGlrdzZCOWFGYlUiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOm51bGwsIm1pbkFtb3VudCI6OTUwODgsImV4cCI6MTc5MzE2MzE0MTczNH0.bbU4UQBK9D8RPo-syBq0xGiEtxwfJ72E7eI78nRT3JQ",
          "solUsdPrice": 102.01
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      }
    ],
    "description": "Arbitrum account nonce - confirmed and pending transaction count for any address",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {
              "address": "EVM wallet address (0x-prefixed, 40 hex characters)"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "address": "0x1111111111111111111111111111111111111111",
              "chain": "base",
              "nonce": 42,
              "pending_nonce": 43
            },
            "type": "json"
          }
        },
        "routeTemplate": "/api/evm/arbitrum/nonce/:address",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "address": {
                      "description": "Account or contract address",
                      "type": "string"
                    },
                    "chain": {
                      "description": "Blockchain the data is for",
                      "type": "string"
                    },
                    "nonce": {
                      "description": "Transaction count (nonce) of the account",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "pending_nonce": {
                      "description": "Account nonce including pending transactions",
                      "type": [
                        "number",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "chain",
                    "address",
                    "nonce"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "json",
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1790235422/bazaar-icons/bc5e2b3d111ebbef.jpg",
    "lastUpdated": "2026-10-28T04:50:21.771Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-28T04:50:21.021Z"
    },
    "resource": "https://saylorinnovations.com/api/evm/arbitrum/nonce/:address",
    "serviceName": "Saylor Innovations On-Chain Data",
    "tags": [
      "evm",
      "arbitrum",
      "nonce",
      "onchain"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Arbitrum account nonce - confirmed and pending transaction count for any address"
}

What the leaf hashes

{"body":"8080f479b396c821f39994a7deef3a86bf1fd8a4b9f236f7f25c6481326b68dd","id":751910,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178792725779,"prev":119729,"subject":"x402_bazaar:https://saylorinnovations.com/api/evm/arbitrum/nonce/:address","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (231336 rows).

  1. 0xbd7b1773ee16368b2e77c8ee2743daa4a86a1d2200e2762fe29eb9f2ab7ae6b2
  2. 0x6e351a312bc7fc281b03891ba88130db214ab1e8fd69453a4750c3805cda4413
  3. 0x415208f12fef53c83fe086d627885e2fd0c131c7eb50946a34ef890ade22aed5
  4. 0x0012cd5c5df97c27163a4875de4fe2e41bb8f1b9e0530d222b44e2fecde51268
  5. 0x794e93a43c53d95daaa41cc0e17a46fcd9bc7c3bbf4f9956a49996216e3c4e6b
  6. 0xdcd2a8590e2eb947510f6a5ef9fef0721d8569aad4f526bf93c735171c93ff3a
  7. 0x2f030fc009d45f2bd947b2565416683d8eac8f7aa9162ddca25a3dd00a44b83f
  8. 0xc15390ef1bd7a5e2b90f89e4e1afec8ecb68e4797776a6c8d684cc217b754468
  9. 0x0281f09c948a95fa97aa5c3076b17e97652352b5f56fad572f48732d445d141f
  10. 0xc4469025751da82b5c3ceb2a34d3949e76d8b76b02815f01368c9ce14905cb82
  11. 0xa2f0d416b8ec481a41ee2a165fb48f6bf7beaef85ce7392f13c83d81b23f946f
  12. 0xd973ea44efafb6d12a313be6fac6d5830ca5c19f25cd7b1199ded6c15feaf78e
  13. 0x744c716c853a3362037fdca13f258e5f46e796ddc212d5fca6bed32d9a3b234a
  14. 0xbff5cb8c10a36d79ad312f3729888eb704e81907920e704f80c8e5b670139050
  15. 0xc21e7661f5d6220994a88cc71b1262eeee3b912a2d383d18f38a631c534bfd71
  16. 0x32beeeb960280bc48748681cb10297ede9403461fe9c8143fdf946548e552926
  17. 0xe08e8bd91858a8a10c46ecde9c29a6288b960987303173c5e882afb46ce91fa0
  18. 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af
Day root
0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e
Chained
0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be
Published
On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae

How to check it · This row as JSON