Evidence row 2202130

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://cheap-utilities.x402tookit.com/semver-compare"
    ]
  ],
  "name": "Cheap Utilities",
  "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": "Compare two semver versions by precedence and test whether a version satisfies a range like ^1.2.0 or >=2 <3.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "a": "1.4.2",
              "b": "1.10.0",
              "range": "^1.2.0"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "a": "1.4.2",
              "asOf": "2026-10-11T01:25:51.727Z",
              "comparison": "a is older than b",
              "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.",
              "majorDifference": false,
              "notChecked": [
                "whether a package with this version exists",
                "npm-specific prerelease range quirks beyond the basics"
              ],
              "order": -1,
              "parsed": {
                "major": 1,
                "minor": 4,
                "patch": 2,
                "prerelease": null
              },
              "range": "^1.2.0",
              "reasons": [
                "a is older than b",
                "1.4.2 satisfies ^1.2.0"
              ],
              "satisfiesRange": true,
              "source": "computed locally",
              "summary": "a is older than b; 1.4.2 satisfies ^1.2.0",
              "verdict": "A_OLDER"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "a": {
                      "description": "Version, e.g. 1.4.2 or 2.0.0-beta.1",
                      "type": "string"
                    },
                    "b": {
                      "description": "Second version to compare with",
                      "type": "string"
                    },
                    "range": {
                      "description": "Range to test a against, e.g. ^1.2.0 || >=3",
                      "type": "string"
                    }
                  },
                  "required": [
                    "a"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "a": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "asOf": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "comparison": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "degraded": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "majorDifference": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "notChecked": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "order": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "parsed": {
                      "properties": {
                        "major": {
                          "type": [
                            "null",
                            "number"
                          ]
                        },
                        "minor": {
                          "type": [
                            "null",
                            "number"
                          ]
                        },
                        "patch": {
                          "type": [
                            "null",
                            "number"
                          ]
                        },
                        "prerelease": {}
                      },
                      "type": [
                        "null",
                        "object"
                      ]
                    },
                    "range": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "reasons": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "satisfiesRange": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "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": "2026-11-01T22:41:02.177Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-01T22:41:01.998Z"
    },
    "resource": "https://cheap-utilities.x402tookit.com/semver-compare",
    "serviceName": "Cheap Utilities",
    "tags": [
      "semver",
      "versions",
      "developer-tools"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Compare two semver versions by precedence and test whether a version satisfies a range like ^1.2.0 or >=2 <3."
}

What the leaf hashes

{"body":"4bc55e786ac9343852fb7249eb1d0f1097a921b89a243a034c0c6df4c4c2f6c7","id":2202130,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646812587644,"prev":null,"subject":"x402_bazaar:https://cheap-utilities.x402tookit.com/semver-compare","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. 0x57f6ba508277a8f1d0a7489d35db27467c38c45ce7cde8848e497a1664bc60c0
2. 0xff6e006b50df6d1af68fa60961eb4ad186040317438e8cf3f0b6de35d5f0b09a
3. 0xc0e1570c0a79ebf7a044a6a357a35caf962b384c1583611f0d115191189d43bf
4. 0xfaa9ad4e5d79372d69ed54827a505fe2428647079c815cc2ea2d4d1476f2fcd5
5. 0x5f8c709740b5d1927be4ecfd903494259f16608ea372d3b4e35714a9ccdf844a
6. 0xb89febcaa0a2da743446d0a85414611f34af9bfaa3a85c33d54899fc7e5fa04a
7. 0x23916f336d40f093f4adde9ec196d787d7f580f8243889a9c4c9a5ea6ef0973a
8. 0xf07cd768dcdf7ccfede37ed16471aff31e4a02ec9e0ad9788234b7656fcaa6fe
9. 0x882c8192c148aa82abca3d03cb5ceafc102134e018c6a64482ff1134474bd087
10. 0x4503a7adf4e82cac87795881631f82f8895baf13b897831c8e22a35911b98dc9
11. 0xbd8c11f62d609bf3ed93b9a17435c97579361d23e3300a0dde72b85f00ef3652
12. 0x8d78c6f91f0a0c782b9c9f61136a2d39249651d60823d7dd99828d8f91c418ca
13. 0x4156d0c5ab6447dc36720ca7ceb2f5a0f0c5620d9192ea6d8fcf5e704e8dda41
14. 0xc73349c9955998a166e6e5920ac8ee0aa7bc6c9d66bace60f6dbd465dd9e0530
15. 0x52242d46cadab5f421a6f86c1edc6379b085ae98482fa80904e4a3028c1849a3
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af