Evidence row 125690

Observed 26 Oct 2026, 14:40 UTC, by baseline/1.

Kind: listing
About: source_record x402_bazaar:https://x402.agentutility.ai/qr-generator
Recorded: 26 Oct 2026, 14:40 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: 02eeb1cca1c040f60b925526729dec26e6ba7eaecf437b39d31446f31355476a
Leaf: 0x26df2b6b25af58a31c39f068fecfa1c129709d03d7ead0510483dce786bd9d96

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402.agentutility.ai/qr-generator"
    ]
  ],
  "name": "AgentUtility.ai",
  "owner_address": "0x6c0752c09e7f6fa6526fcdf40e456a159ebb5621",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x6c0752c09e7F6fA6526fCDf40e456a159ebB5621",
        "scheme": "exact"
      },
      {
        "amount": "1000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "FJqAJ4dXkFbrp3EEo8E9x98iaBGUQwaU8Srz5ePfUXLH",
        "scheme": "exact"
      }
    ],
    "description": "Generates PNG or SVG QR codes from text, URLs, vCards, WiFi strings, and plain text with configurable size, margin, colors, and error correction. Use it as a QR generator API, create-QR-code endpoint, text-to-QR, or link QR generator.",
    "extensions": {
      "bazaar": {
        "discoverable": true,
        "info": {
          "input": {
            "body": {
              "format": "png",
              "size": 256,
              "text": "https://x402.agentutility.ai"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "content_type": "image/png",
              "format": "png",
              "size": 256
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "background": {
                      "description": "Background color as 6 or 8-digit hex.",
                      "type": "string"
                    },
                    "error_correction": {
                      "description": "Reed-Solomon error-correction level.",
                      "enum": [
                        "L",
                        "M",
                        "Q",
                        "H"
                      ],
                      "type": "string"
                    },
                    "foreground": {
                      "description": "QR module color as 6 or 8-digit hex.",
                      "type": "string"
                    },
                    "format": {
                      "description": "Output image format. Default 'png'.",
                      "enum": [
                        "png",
                        "svg"
                      ],
                      "type": "string"
                    },
                    "margin": {
                      "description": "Quiet-zone margin in modules. Range [0, 20]. Default 4.",
                      "type": "number"
                    },
                    "size": {
                      "description": "Image side length in pixels. Range [64, 1024]. Default 256.",
                      "type": "number"
                    },
                    "text": {
                      "description": "Text to encode. Any string up to ~4296 chars.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "text"
                  ]
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "content_type": {
                      "type": "string"
                    },
                    "format": {
                      "type": "string"
                    },
                    "size": {
                      "type": "integer"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_awpbwsy3"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1783070352/bazaar-icons/54f004eda341546b.png",
    "lastUpdated": "2026-10-25T14:29:25.194Z",
    "quality": {
      "l30DaysTotalCalls": 12,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-25T14:29:21.247Z"
    },
    "resource": "https://x402.agentutility.ai/qr-generator",
    "serviceName": "AgentUtility.ai",
    "tags": [
      "web-probe",
      "generator"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Generates PNG or SVG QR codes from text, URLs, vCards, WiFi strings, and plain text with configurable size, margin, colors, and error correction. Use it as a QR generator API, create-QR-code endpoint, text-to-QR, or link QR generator."
}

What the leaf hashes

{"body":"02eeb1cca1c040f60b925526729dec26e6ba7eaecf437b39d31446f31355476a","id":125690,"kind":"listing","method":"baseline/1","observed_us":1793025626604665,"prev":null,"subject":"x402_bazaar:https://x402.agentutility.ai/qr-generator","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).
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Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON