Evidence row 751839

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://saylorinnovations.com/api/evm/arbitrum/contract/:address"
    ]
  ],
  "name": "Saylor Innovations On-Chain Data",
  "owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:evm:contract:arbitrum/con",
          "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:contract:arbitrum/con",
          "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:contract:arbitrum/con",
          "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": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
          "memo": "saylor:evm:contract:arbitrum/con",
          "reference": "Fxr3U4bwkXT9vVNKeLYbDGsEgMgaQ5NRQ2UJFb8JsHaV",
          "session": "eyJhcnRpY2xlSWQiOiJldm06Y29udHJhY3Q6YXJiaXRydW0vY29udHJhY3QvMHhhZjg4ZDA2NWU3N2M4Y2MyMjM5MzI3YzVlZGIzYTQzMjI2OGU1ODMxIiwicmVmZXJlbmNlIjoiRnhyM1U0YndrWFQ5dlZOS2VMWWJER3NFZ01nYVE1TlJRMlVKRmI4SnNIYVYiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFUGpGV2RkNUF1ZnFTU3FlTTJxTjF4enliYXBDOEc0d0VHR2tad3lURHQxdiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MzE2MzEyMDQ4OX0.bqxynYKPnTUV_edbEwbxgKiLH_VL-eXKF5TJxwCpUXA"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
          "memo": "saylor:evm:contract:arbitrum/con",
          "reference": "ChpkSk2WfEZqS7RTYVHoveefMLK9qLTGUU6FsRuE9t1U",
          "session": "eyJhcnRpY2xlSWQiOiJldm06Y29udHJhY3Q6YXJiaXRydW0vY29udHJhY3QvMHhhZjg4ZDA2NWU3N2M4Y2MyMjM5MzI3YzVlZGIzYTQzMjI2OGU1ODMxIiwicmVmZXJlbmNlIjoiQ2hwa1NrMldmRVpxUzdSVFlWSG92ZWVmTUxLOXFMVEdVVTZGc1J1RTl0MVUiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFczl2TUZyemFDRVJtSmZyRjRIMkZZRDRLQ29Oa1kxMU1jQ2U4QmVud05ZQiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MzE2MzEyMDQ5MH0.dWx4okAsz31wY4q7FVL8vXw7454zi2HGCvdGR108B94"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "95031",
        "asset": "So11111111111111111111111111111111111111112",
        "extra": {
          "memo": "saylor:evm:contract:arbitrum/con",
          "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": "97971",
          "reference": "45Kdpp2MXbkYs1SeYJjjJHK5LqPDuXb3qEMXnJBN58tJ",
          "session": "eyJhcnRpY2xlSWQiOiJldm06Y29udHJhY3Q6YXJiaXRydW0vY29udHJhY3QvMHhhZjg4ZDA2NWU3N2M4Y2MyMjM5MzI3YzVlZGIzYTQzMjI2OGU1ODMxIiwicmVmZXJlbmNlIjoiNDVLZHBwMk1YYmtZczFTZVlKampKSEs1THFQRHVYYjNxRU1YbkpCTjU4dEoiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOm51bGwsIm1pbkFtb3VudCI6OTUwMzEsImV4cCI6MTc5MzE2MzEyMDQ5MH0.j4KqDm8_Eqqz0R_iCRB_1YNKj__c90iO5zdsSP8gl0g",
          "solUsdPrice": 102.07
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      }
    ],
    "description": "Arbitrum contract introspection - wallet vs contract, proxy detection, bytecode size and ERC-20 name, symbol and supply",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {
              "address": "EVM wallet address (0x-prefixed, 40 hex characters)"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
              "bytecode_bytes": 1485,
              "chain": "base",
              "is_contract": true,
              "proxy": {
                "admin": null,
                "implementation": "0x3333333333333333333333333333333333333333",
                "is_proxy": true,
                "standard": "EIP-1967"
              },
              "token": {
                "decimals": 6,
                "name": "USD Coin",
                "symbol": "USDC",
                "total_supply": "4100000000"
              }
            },
            "type": "json"
          }
        },
        "routeTemplate": "/api/evm/arbitrum/contract/: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"
                    },
                    "bytecode_bytes": {
                      "description": "Size of the contract bytecode in bytes",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "chain": {
                      "description": "Blockchain the data is for",
                      "type": "string"
                    },
                    "eip7702_delegate": {
                      "description": "Delegate contract address when the account uses an EIP-7702 delegation, otherwise null"
                    },
                    "is_contract": {
                      "description": "True when the address holds contract code",
                      "type": "boolean"
                    },
                    "proxy": {
                      "description": "Proxy pattern detected, if any",
                      "type": "object"
                    },
                    "token": {
                      "description": "Token the values refer to",
                      "type": [
                        "object",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "chain",
                    "address",
                    "is_contract"
                  ],
                  "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": "2026-10-28T04:50:00.51Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-28T04:50:00.32Z"
    },
    "resource": "https://saylorinnovations.com/api/evm/arbitrum/contract/:address",
    "serviceName": "Saylor Innovations On-Chain Data",
    "tags": [
      "evm",
      "arbitrum",
      "contract",
      "onchain"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Arbitrum contract introspection - wallet vs contract, proxy detection, bytecode size and ERC-20 name, symbol and supply"
}

What the leaf hashes

{"body":"249e0f34bf81960540dabbbce88e1de88b3e3af7b3567282864f74074574f49e","id":751839,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178791720480,"prev":119725,"subject":"x402_bazaar:https://saylorinnovations.com/api/evm/arbitrum/contract/:address","subject_kind":"source_record"}

Proof

Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.