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Evidence row 120881

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://saylorinnovations.com/api/x402/:count
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
32b0e9d295a5224c30c081848310fe779a5548683d2a8bbd0ef23bff24a3e719
Leaf
0x32b0de2c8a56cdccd970969810911fbccd3d620aa9381de9f1d31590e671819d

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://saylorinnovations.com/api/x402/:count"
    ]
  ],
  "name": "Saylor Innovations x402 Utilitie",
  "owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F",
          "memo": "saylor:x402util:uuid",
          "reference": "F1Jx7rFF282cCKt2JcKnq2fHPxELLsp2EE86ARg21Xx1",
          "session": "eyJhcnRpY2xlSWQiOiJ4NDAydXRpbDp1dWlkIiwicmVmZXJlbmNlIjoiRjFKeDdyRkYyODJjQ0t0MkpjS25xMmZIUHhFTExzcDJFRTg2QVJnMjFYeDEiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFUGpGV2RkNUF1ZnFTU3FlTTJxTjF4enliYXBDOEc0d0VHR2tad3lURHQxdiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MTc0NzE4NzQ5M30.Drox-NheSiSFg6Nt5iWJasfpGHxu9WUVk1J2RjnjrYg"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
        "extra": {
          "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F",
          "memo": "saylor:x402util:uuid",
          "reference": "GwKLSQFJ54ZM2uGtsvVbuqCdvTXpajFZsi5CbNRqZevF",
          "session": "eyJhcnRpY2xlSWQiOiJ4NDAydXRpbDp1dWlkIiwicmVmZXJlbmNlIjoiR3dLTFNRRko1NFpNMnVHdHN2VmJ1cUNkdlRYcGFqRlpzaTVDYk5ScVpldkYiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFczl2TUZyemFDRVJtSmZyRjRIMkZZRDRLQ29Oa1kxMU1jQ2U4QmVud05ZQiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MTc0NzE4NzQ5M30.cYzyQ5N4AgPAEtwd8tBvB_JVvV_YF9ys5NLVdPDinPg"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:x402util:uuid",
          "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:x402util:uuid",
          "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:x402util:uuid",
          "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": "87167",
        "asset": "So11111111111111111111111111111111111111112",
        "extra": {
          "memo": "saylor:x402util:uuid",
          "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": "89863",
          "reference": "9fJ4EyZ78pwLmVCZmrSHpcCjvmoKKjxS3mrKPGByYzrq",
          "session": "eyJhcnRpY2xlSWQiOiJ4NDAydXRpbDp1dWlkIiwicmVmZXJlbmNlIjoiOWZKNEV5Wjc4cHdMbVZDWm1yU0hwY0Nqdm1vS0tqeFMzbXJLUEdCeVl6cnEiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOm51bGwsIm1pbkFtb3VudCI6ODcxNjcsImV4cCI6MTc5MTc0NzE4NzQ5M30.VCgQqhWqMBErg47aWbo_qgz7DsuSO4pcxY4uO9YlVJA",
          "solUsdPrice": 111.28
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      }
    ],
    "description": "Random UUID v4 Generator (paid x402 endpoint). Random UUID v4 generator: 1 to 20 UUIDs per call from the server's cryptographic random source. A paid x402 utility endpoint for agents and integration tests.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {
              "count": "uuid"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "count": 1,
              "uuids": [
                "3f2a9c1e-5b7d-4a60-9c3e-1d2f4a6b8c0e"
              ]
            },
            "type": "json"
          }
        },
        "routeTemplate": "/api/x402/:count",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "POST",
                    "PUT",
                    "PATCH",
                    "DELETE",
                    "HEAD"
                  ],
                  "type": "string"
                },
                "pathParams": {
                  "properties": {
                    "count": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "count"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "pathParams"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "count": {
                      "type": "number"
                    },
                    "uuids": {
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    }
                  },
                  "required": [
                    "count",
                    "uuids"
                  ],
                  "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": "2026-10-11T19:31:07.535Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-11T19:31:07.112Z"
    },
    "resource": "https://saylorinnovations.com/api/x402/:count",
    "serviceName": "Saylor Innovations x402 Utilitie",
    "tags": [
      "x402",
      "test",
      "utility",
      "uuid"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Random UUID v4 Generator (paid x402 endpoint). Random UUID v4 generator: 1 to 20 UUIDs per call from the server's cryptographic random source. A paid x402 utility endpoint for agents and integration tests."
}

What the leaf hashes

{"body":"32b0e9d295a5224c30c081848310fe779a5548683d2a8bbd0ef23bff24a3e719","id":120881,"kind":"listing","method":"baseline/1","observed_us":1793025618961869,"prev":null,"subject":"x402_bazaar:https://saylorinnovations.com/api/x402/:count","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0x32b10cf8686d0d45da1d3fddeec7c8abb1e6b7e633a69446ef237867e5451db1
  2. 0xb8ccbef8a68805cc9f529daef384d9dfe579a512786c2a33a0c7cdca01d0acbf
  3. 0xaf97bc8d294fc7a75c7f09e81653a8a823942ebc7be04f78f6adeb96ad50bd56
  4. 0x246abe8123cb9a51474c5e9a7fb9bf1c938c7c1e1fef3b0dc1ed367a82039e30
  5. 0xcf850cc724f9c1f966b9688bd288237f5b0d142acd386e1049aca16a1d359c20
  6. 0xd0aea69d2e99ee7d48aadfa88ff4b56b528a780eec4ae05a0e5e3216e2bd07e4
  7. 0x18d644619b9efadb71374d34989ea47278c5cefa2e7138a84bf11f2ea063a594
  8. 0x705a0353aa1c202ca092d0c69a1b98aac1e72ed092c7163fcdce9560cd8af9a9
  9. 0x0fb78d244a20004e04fbe01ec70f9831d44d86237b0382453ead0323c4df9ae8
  10. 0xa0ebaa287767d7a753bad9278ae53729c65e45e91f8c870e598e2a5eef743e57
  11. 0xc99ea26556ddad6b2fde7887de8c0190d3a7c645402227c5a281ba47e02a67e5
  12. 0x2f4617d7a962f32849050ad5649d9dc4f962fd8618073cfa8519e6f862dfcef8
  13. 0x08de74b7fb265ddb83e4c673da8a94e5f71829b2e6e7464c71c5138e450f2217
  14. 0x4338355a835617a26aa0bfcc971e84eb030d84e2aa840e3c8af958921dd080c7
  15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
  16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
  17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
  18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON