Evidence row 2202238

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402-meta.x402tookit.com/x402-payability"
    ]
  ],
  "name": "x402 Market Intelligence",
  "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": "Is this URL a valid x402 endpoint? Fetches it once unpaid and checks the 402 offer, price, chains and Bazaar listing block.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "url": "https://loonie-toll.onrender.com/quakes"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "asOf": "2026-10-21T00:33:40.596Z",
              "bazaarExtensionValid": true,
              "canonicalResource": true,
              "degraded": false,
              "descriptionLength": 114,
              "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
              "hasBazaarExtension": true,
              "httpStatus": 402,
              "networks": [
                "eip155:8453",
                "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
                "…2 more"
              ],
              "notChecked": [
                "whether a real payment settles",
                "the quality or uptime of the data behind it",
                "…1 more"
              ],
              "payTo": [
                "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
                "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s"
              ],
              "pricesUsd": [
                0.02,
                0.02
              ],
              "reasons": [
                "402 with a readable offer, a valid Bazaar block and a canonical resource URL."
              ],
              "resourceUrl": "https://loonie-toll.onrender.com/quakes",
              "source": "live GET of the named URL",
              "sourceUrl": "https://docs.cdp.coinbase.com/x402/bazaar",
              "summary": "https://loonie-toll.onrender.com/quakes: 402 with 4 offer(s) on eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp, eip155:137, eip155:42161, price $0.02; listable.",
              "url": "https://loonie-toll.onrender.com/quakes",
              "verdict": "PAYABLE_AND_LISTABLE",
              "x402Version": 2
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "url": {
                      "description": "Full https URL of the endpoint, with no credentials",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "asOf": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "bazaarExtensionValid": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "canonicalResource": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "degraded": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "descriptionLength": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "hasBazaarExtension": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "httpStatus": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "networks": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "notChecked": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "payTo": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "pricesUsd": {
                      "items": {
                        "type": "number"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "reasons": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "resourceUrl": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "source": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "sourceUrl": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "summary": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "url": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "verdict": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "x402Version": {
                      "type": [
                        "null",
                        "number"
                      ]
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-01T22:37:40.208Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-01T22:37:39.926Z"
    },
    "resource": "https://x402-meta.x402tookit.com/x402-payability",
    "serviceName": "x402 Market Intelligence",
    "tags": [
      "x402",
      "payability",
      "bazaar",
      "diagnostics"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Is this URL a valid x402 endpoint? Fetches it once unpaid and checks the 402 offer, price, chains and Bazaar listing block."
}

What the leaf hashes

{"body":"4657fa9cf81aa6fb7cb3139f6b95761509851c763814016ddeadcf455a1ab93e","id":2202238,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646814169553,"prev":null,"subject":"x402_bazaar:https://x402-meta.x402tookit.com/x402-payability","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. 0xe7147607cbdcd6ae698f95a97873d9db23aaba64ef4635d06fe5ef3699e2e3e5
2. 0x9e73b10c1183addc80d2d50ad08a98c1cdb66806d6dc14fee9f32f25f2021c41
3. 0x7199df95ecc22799c458bd188655d23d9213480466382ad8d543173b0d32b2db
4. 0x1a59c6e134ac17d918fd1d2f61fe8f32b3fc0ec23c095ff2c80e750b319348c5
5. 0x1f485b22994f8873d7f8fb164ce24ba2b2e066fd24c0132e7cea0774d0f6420a
6. 0x8deb8bbc1237c78f92e2191e759db03c52ad2c66ce330f779ba8a9d27679b2f7
7. 0x2d53e53bdaa58a9f4a0c75cf69b0d020a652fd121899c4c7fa023949ede032ea
8. 0x908576c84246b4ee98630de8a5ee2eec7c9f30955c987209d98bced0f0eb8be2
9. 0xbf0542ad75bf9f9859c0633281e27dfb01a3494b031d469832b4794c5277f52d
10. 0x67b15f019a73ef2b5b868491f2e56d40fe52c58a1f513644e130136de72e6e06
11. 0x967fad4d9664aa895226cb5b718f3c653b043f55d5a2e67a86a97f4ea70b7466
12. 0x6e5a50bc795c5cacf8d07a6a7782267c29257d38dd1b857933910a4cfb7ea84f
13. 0x699db14025d495a48d39671ab634de3d8cbdf71cc080884a285592176d87ef84
14. 0x3e441d3f53c7b69d6c73ef93d327dfc3071a522c550856540832b34fcb531738
15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af