Evidence row 2201633

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://machining-calc.x402tookit.com/cut-time"
    ]
  ],
  "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": "Machining time for a cut length from a table feed, or from rpm and feed per revolution, with passes.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "feedPerRev": 0.01,
              "length": 12,
              "passes": 3,
              "rpm": 800
            },
            "type": "http"
          },
          "output": {
            "example": {
              "asOf": "2026-10-12T22:56:16.050Z",
              "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.",
              "feed": 8,
              "length": 12,
              "minutes": 4.5,
              "notChecked": [
                "rapid moves, tool changes and part handling",
                "acceleration and deceleration at the ends of the cut",
                "…1 more"
              ],
              "passes": 3,
              "reasons": [
                "Time = total cut length / feed rate."
              ],
              "seconds": 270,
              "source": "computed locally (time = length x passes / feed)",
              "summary": "12 x 3 passes at 8 in/min takes 4.5 min (270 s).",
              "units": "imperial",
              "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": {
                    "feed": {
                      "description": "Table feed in inch/min or mm/min; send this or both rpm and feedPerRev",
                      "type": "number"
                    },
                    "feedPerRev": {
                      "description": "Feed per revolution, inch or mm (with rpm)",
                      "type": "number"
                    },
                    "length": {
                      "description": "Length of cut per pass, inch or mm (include approach and overrun)",
                      "type": "number"
                    },
                    "passes": {
                      "description": "Number of passes, 1 to 1000 (default 1)",
                      "type": "integer"
                    },
                    "rpm": {
                      "description": "Spindle rpm (with feedPerRev)",
                      "type": "number"
                    },
                    "units": {
                      "description": "imperial (default) or metric",
                      "type": "string"
                    }
                  },
                  "required": [
                    "length"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "asOf": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "degraded": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "feed": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "length": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "minutes": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "notChecked": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "passes": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "reasons": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "seconds": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "source": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "summary": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "units": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "verdict": {
                      "type": [
                        "null",
                        "string"
                      ]
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-01T23:35:20.616Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-01T23:35:20.302Z"
    },
    "resource": "https://machining-calc.x402tookit.com/cut-time",
    "serviceName": "Machining & Fasteners Calc",
    "tags": [
      "machining",
      "cycle-time",
      "turning",
      "milling"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Machining time for a cut length from a table feed, or from rpm and feed per revolution, with passes."
}

What the leaf hashes

{"body":"5169d7665cd3981f5c62091890597f598009064b9e816acdf5049066f0740463","id":2201633,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646806959705,"prev":null,"subject":"x402_bazaar:https://machining-calc.x402tookit.com/cut-time","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. 0xcf8675f42738bacdee96aa2bca91bc671e342f40cac6bff29c66e224e15a89a5
2. 0x40059397fd7b64b5a7981b9454a9b5a2766c72b8fc52470e47bb957ee2a7adf8
3. 0x76509dbf8e08506a3bc42712dfab6de3adbccd8f406321ca71ff8fb75c84599d
4. 0x46104ccae8817c27bec302b8819685e77dcfa50f19418b54cc333d813917f0ea
5. 0x0d3fbd2adb650d903de4248131e6547e7ca599bdd330bfeb6b01e0f08c2ec8cf
6. 0xdfe3cffc5193a2bf31f9a3564bbb7705056fd86087a6c8fb2642793accc113c2
7. 0x6f44e878205049b5be683364d158307864c821d9455c3afcbc67699e40a91d0e
8. 0x34c7eb36168e0b3b20a2e5ca350d40f85988e78ec15080888e41b8b3d4a89c91
9. 0x93a9c5e24f0247a975a14e96a13b4cdcbec00beeffc3b16de1ac57089c35a551
10. 0xc1ea9495729a3241ad919cdea3ee635bafbb877868be68edc91a8f9d164fb80b
11. 0x98398fa1385fb88f5c692341108a5b3da0c94b3b2840c8b8e3bada0127d58e71
12. 0x958b4a44f39e6f2ea70e91d6ebf20620245d2b968ca9c28f1b19f03aa4f5e55f
13. 0xc68903bc934de8372c6b911a71856ad742aaac2d4b2de9ce90e84a085da4373d
14. 0x0a363925e7ecbf308dcd4c5e94385984a43aafeb977e419f632e8dc2019e0553
15. 0xa9134f4ed9cec34e13ba243b6a51db73753dbbb3b48c63bd82b22694813d2b02
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af