Evidence row 2201628

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://machining-calc.x402tookit.com/thread-geometry"
    ]
  ],
  "name": "Machining & Fasteners 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": "ISO metric thread dimensions: pitch diameter, minor diameters, thread height and tensile stress area.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "diameter": 10,
              "pitch": 1.5
            },
            "type": "http"
          },
          "output": {
            "example": {
              "asOf": "2026-10-12T22:56:17.335Z",
              "degraded": false,
              "diameterMm": 10,
              "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
              "minorDiameterExternalMm": 8.1596,
              "minorDiameterInternalMm": 8.3762,
              "notChecked": [
                "tolerance class (6g, 6H) and fit allowances",
                "rolled versus cut thread diameters",
                "…1 more"
              ],
              "pitchDiameterMm": 9.0257,
              "pitchMm": 1.5,
              "reasons": [
                "Basic profile dimensions, no tolerances applied."
              ],
              "source": "ISO 68-1 basic profile (H = 0.866025 P, d2 = d - 0.649519 P, d3 = d - 1.22687 P, D1 = d - 1.082532 P); stress area per ISO 898-1 (pi/4 (d - 0.9382 P)^2)",
              "stressAreaMm2": 57.99,
              "summary": "M10x1.5: pitch diameter 9.026 mm, minor 8.16 mm, stress area 58 mm2.",
              "threadHeightHMm": 1.299,
              "verdict": "COMPUTED"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "diameter": {
                      "description": "Nominal major diameter in mm, 1 to 100",
                      "type": "number"
                    },
                    "pitch": {
                      "description": "Thread pitch in mm (for example 1.5 for M10 coarse)",
                      "type": "number"
                    }
                  },
                  "required": [
                    "diameter",
                    "pitch"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "asOf": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "degraded": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "diameterMm": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "minorDiameterExternalMm": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "minorDiameterInternalMm": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "notChecked": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "pitchDiameterMm": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "pitchMm": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "reasons": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "source": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "stressAreaMm2": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "summary": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "threadHeightHMm": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "verdict": {
                      "type": [
                        "null",
                        "string"
                      ]
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-01T23:35:36.551Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-01T23:35:36.39Z"
    },
    "resource": "https://machining-calc.x402tookit.com/thread-geometry",
    "serviceName": "Machining & Fasteners Calc",
    "tags": [
      "machining",
      "thread",
      "iso",
      "fasteners"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "ISO metric thread dimensions: pitch diameter, minor diameters, thread height and tensile stress area."
}

What the leaf hashes

{"body":"bde43277ee836c30977eaa1dcf31cd0915c6833d604003f3047163b2466e50c6","id":2201628,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646806946832,"prev":null,"subject":"x402_bazaar:https://machining-calc.x402tookit.com/thread-geometry","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. 0xb1bbf5de58bad062403e99ecddba2c8f6ca8e1390e3b9103287e9d3d426e1401
2. 0x6dbecab1021a3060441ccc4bbff342ee08195a601a39ad83a73440efff6339b1
3. 0x1aa5c76de06ec2877ad0521602c9655bc798de87c956b43162808668840bad30
4. 0x1b2c82624ed32b59346d5e09af77b29721d775256e407cc95b51fd99b062800e
5. 0x4c8f136b63bb8fb1ef1f99f1df29263ebe39ca022e8485a17dc90a489adfffe5
6. 0x21c7cb7ea20de95495032bddb5ebbb1813d4c8a5e4f12a50faef8de5f8212c00
7. 0x8bea6e0be09b244b6181f350a630e242d364cf31c0dfdb2a6fd003bc4806fa2d
8. 0x617fb686a5832c844067df11d730d04e4f2bd559c5092bfc0d5fd40842a548bf
9. 0x898a7908a5cb4591aa1fe7ab530c38aafbe63bed524bb47a92597a997b2dd552
10. 0x4cc7ab9510a9f261e3f74277436aa641133f4403062693535820b6dea4a6567c
11. 0xbb67a5c023ae809b439c6829ca844c48fdfcfd11a0e6adf9b3ba8651a66089d5
12. 0xf087d871ca9371733715e0ee714284dde8df08d54c23411920c514ebc8cdda25
13. 0xf214768748b83271814cb189e6d8ee47b2a524b5f96a73f108b1dc6771b128e1
14. 0x2f8469a138f90dfcfc93d4f817bc8f20341a871e08f629fe27a2cd40dbfeb340
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af