Evidence row 1284082

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/math/percentage"
    ]
  ],
  "name": "api.x402node.dev/math/percentage",
  "owner_address": "0x4466d4a84b7c49a6a094ec6eef4a0712d6dd125e",
  "raw": {
    "accepts": [
      {
        "amount": "2200",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e",
        "scheme": "exact"
      },
      {
        "amount": "2200",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up",
        "scheme": "exact"
      }
    ],
    "description": "Percentage calculator, percent of, percent change, percent increase decrease, what percentage, tip calculator, discount calculator, markup, margin. Compute percent operations: X percent of Y, what percent X is of Y, percent change from X to Y, X increased or decreased by Y percent. Accepts payment on Base or Solana — either network works.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "a": "string",
              "b": "string",
              "op": "string"
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "a": {
                      "description": "First input (optional)",
                      "type": "string"
                    },
                    "b": {
                      "description": "Second input (optional)",
                      "type": "string"
                    },
                    "op": {
                      "description": "Op (optional)",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-28T07:38:43.925Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-28T07:38:43.762Z"
    },
    "resource": "https://api.x402node.dev/math/percentage",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Percentage calculator, percent of, percent change, percent increase decrease, what percentage, tip calculator, discount calculator, markup, margin. Compute percent operations: X percent of Y, what percent X is of Y, percent change from X to Y, X increased or decreased by Y percent. Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"d030ff79004009be69c004b2eb18b455882ac51ec12b26a323922eff76620200","id":1284082,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793386217685806,"prev":1050864,"subject":"x402_bazaar:https://api.x402node.dev/math/percentage","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x71cef959b8e2c5018834070db34d5a440e318fb4cdb437cf154c1c7376cab985
2. 0xca0e8b33efe20ca3cef505229c3edb08f83035d24d76e859606614d5df534e9f
3. 0x516ed049a4f43ef12bf8da148823ccf70691d96cd86698567f6cb25e6cf28ef6
4. 0x668e05546774f70afb620c64e32585c8cabd0ba80757f990ab653d689b00722d
5. 0x0b59cc6f28d498493579f130fda19f57ce84aacf7d7f79b7c9cbec0e403e9e1a
6. 0x7939682e2535f10b4f772af8e113469568465a91a7985f74f443f3f1f7c21d03
7. 0xf2a3fcb0c77588d195481dcbb40a500a380cd1659612fb53ec3d9da4ff0577f5
8. 0x5471d703890c8785fc9cc342456f42fb670ce99f26743e6aae247c1208103212
9. 0x46bc781f19cde777967d2f201fa2ba3fe2076e69561af33d8746e36b1bce039c
10. 0xd2b6c862179e7a852dfe2d6e6a539534a088cea4f19bfdaf9be1a853c6d2b118
11. 0x229e8fa8762efcb22073eaa521ca9fb0fdb077539f4ab99681d62bd6350e6fd1
12. 0xead7b9b5ca26a82aafe5ba5c839f18ecb3ec6cb926cf44fbd987b4ff6db22ac6
13. 0xc49b39d1d5f1a9f4fc18bb83adeb6cd4a85dbf836296581eb9e9e717cc889fd7
14. 0x75bcbdd2a0d7acdea21f6011126339c8e33a476ec0a76842480cf5bf70db6a72
15. 0xdf25f5d38e3fb54d3e66e3bf876db529f619041e0d21f0bc35b80003418e3d9c
16. 0xdbaaffa44665d1fa60d33d2c4075bd87629b76d01a6ee63e621e78590303b56d
17. 0xffe660edb9e5c6e3449a49454634c3e7b2f9fe703e5697f723b021735647ab7e
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861