Evidence row 2202038

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://craft-calc.x402tookit.com/decal-scale"
    ]
  ],
  "name": "Craft & Maker Calc",
  "owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
          "transactionVersions": [
            0
          ]
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      }
    ],
    "description": "Resize a decal or print to a new width or height keeping proportions, with area, scale factor and material cost.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "newWidth": 10,
              "originalHeight": 6,
              "originalWidth": 4,
              "pricePerSquareUnit": 0.05
            },
            "type": "http"
          },
          "output": {
            "example": {
              "area": 150,
              "areaFactor": 6.25,
              "asOf": "2026-10-12T01:13:47.310Z",
              "aspectRatio": 0.6667,
              "copies": 1,
              "costForCopies": 7.5,
              "costPerPiece": 7.5,
              "degraded": false,
              "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
              "newHeight": 15,
              "newWidth": 10,
              "notChecked": [
                "print resolution or image quality at the new size",
                "weeding waste, transfer tape and cutting margins",
                "…1 more"
              ],
              "originalArea": 24,
              "reasons": [
                "Areas scale with the square of the factor: 6.25x the original."
              ],
              "scaleFactor": 2.5,
              "scalePercent": 250,
              "source": "computed locally (ratio arithmetic)",
              "summary": "10 x 15 (250% of the original), area 150, 7.5 per piece.",
              "verdict": "ENLARGED"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "copies": {
                      "description": "Number of copies for the cost (default 1)",
                      "type": "integer"
                    },
                    "newHeight": {
                      "description": "Wanted height",
                      "type": "number"
                    },
                    "newWidth": {
                      "description": "Wanted width (use this or newHeight)",
                      "type": "number"
                    },
                    "originalHeight": {
                      "description": "Original design height (same unit)",
                      "type": "number"
                    },
                    "originalWidth": {
                      "description": "Original design width (any unit)",
                      "type": "number"
                    },
                    "pricePerSquareUnit": {
                      "description": "Material price per square unit, to cost one piece",
                      "type": "number"
                    }
                  },
                  "required": [
                    "originalWidth",
                    "originalHeight"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "area": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "areaFactor": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "asOf": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "aspectRatio": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "copies": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "costForCopies": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "costPerPiece": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "degraded": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "newHeight": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "newWidth": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "notChecked": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "originalArea": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "reasons": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "scaleFactor": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "scalePercent": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "source": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "summary": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "verdict": {
                      "type": [
                        "null",
                        "string"
                      ]
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-01T22:45:43.937Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-01T22:45:43.762Z"
    },
    "resource": "https://craft-calc.x402tookit.com/decal-scale",
    "serviceName": "Craft & Maker Calc",
    "tags": [
      "decal",
      "vinyl",
      "scale",
      "print"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Resize a decal or print to a new width or height keeping proportions, with area, scale factor and material cost."
}

What the leaf hashes

{"body":"a595d2929bfa3e3a4700d405b22fcbe463ff31eded1ca1bb576a1ff5212d8a4a","id":2202038,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646811444266,"prev":null,"subject":"x402_bazaar:https://craft-calc.x402tookit.com/decal-scale","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x0599d596d1ee32bf15f0f33cbce4ff017d562e5427ea63bc8dd7b396248466ca
2. 0xc998ef1200bef3416927fbf32f14037e079ebb3f77a20d46e87a27aad3517a77
3. 0x6b298a0d10bf47147152265724fb8bc52b0067132b17fa659a6a0d85213a1104
4. 0xde2b39fb025e4e8fae278575fa3e3d845b5e9aead3c456e9213c7ce0ec16faa3
5. 0x36f2f036aa858a9fa3e5430c4c29454a35a45d782269b73f0aed1248eacf1bac
6. 0xa6bf4c4d02cbae3c0f2f49798a47884a7661c18fd0d584bafe07d9b812ee0e46
7. 0xd53c98b7ac48a29b941fc03536f3457c5bb4f87d61715973349b9410c57fbb6c
8. 0x466286679c86ac700f4ea78ffc77227542a31eea0d5ade523fb7db54b4d299e4
9. 0x90e913f350b23615d034917fbc97a588080e369a11edd6d310fc6c7e893047f1
10. 0x4490ca4a24177c53a93aa82cef2d07215bdd8cc7813fc58a2416e75e0757c676
11. 0x74a6369ff44f91898cfaafb5a527e14851cf7d8cf615f868cee36fe764b35944
12. 0x0aa954f5db495a61a9f2c9a29bad626fca6816d6a493be53cfa80c4c49e4ee33
13. 0x09c4d50cc90ae90d0e870f84d23642d3d078e94f56d566d69c068b9edb2aec5c
14. 0x66ec51993542849e8bb0ec95d77eba3d6a82a6a4fd1696c4d0ddbb7a693845aa
15. 0x150a4dbcf309a6bb857da0b59f7588bd57a20fca094e579bf41d6cc6df9c7bff
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af