Evidence row 125298

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402-hash-api.vercel.app/sha256"
    ]
  ],
  "name": "x402-hash-api.vercel.app/sha256",
  "owner_address": "0x8686bd9bc270df09240e7d220a4bd4c627dccb03",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x8686bd9BC270Df09240E7D220A4Bd4c627DCCb03",
        "scheme": "exact"
      },
      {
        "amount": "1000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "2miRk3MikF5Uetgkd7o9MY7W6BESUaQTkDFupDZVPBym",
        "scheme": "exact"
      }
    ],
    "description": "SHA-256 hash — compute a SHA-256 hex digest of a text string (sha256 hash / cryptographic hash).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "data": "hello",
              "encoding": "utf8"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "algorithm": "sha256",
              "digest": "..."
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "data": {
                      "description": "payload to hash",
                      "type": "string"
                    },
                    "encoding": {
                      "description": "utf8 | hex | base64",
                      "type": "string"
                    }
                  },
                  "required": [
                    "data"
                  ]
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-24T09:43:47.68Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-24T09:43:47.527Z"
    },
    "resource": "https://x402-hash-api.vercel.app/sha256",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "SHA-256 hash — compute a SHA-256 hex digest of a text string (sha256 hash / cryptographic hash)."
}

What the leaf hashes

{"body":"10fb632cf90180b757ed2d346e2d6bf1338cbf33ae067d34f16d397a78d87b8f","id":125298,"kind":"listing","method":"baseline/1","observed_us":1793025626047352,"prev":null,"subject":"x402_bazaar:https://x402-hash-api.vercel.app/sha256","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xe5b176d2dda4c106c2c314e7332c9e9ba8de57615060d6aa6be329e389fdd094
2. 0xab1dcaa49d4db883d235c2cd368d972a38dc244ad8d49638d6e7206b1813510a
3. 0x5ecb90efa55710adfb810e7419ce0bd9703afc7ed3ef587465353ec4407e3840
4. 0xa81faf1c0b445c08cadb0c816afd175a319bb51825ccb163ee6b1e3f7970867a
5. 0x2df86ea0a5e1e3b894c52a839acb8df70d6dec94696d00b1791898d180d2e685
6. 0x390e3f57792afa0958eb634d7f59dabdea666827f5fd59e85ab8a7de89ab912b
7. 0xc924ef7b8e2a602bb4a1b573ace157cb2ab99d00b3a811fa8e1945842ebf8847
8. 0x331d672941fac5316dbaf557812c08cfca1f2503e4cf7fd653a1b7a2c2c33dc1
9. 0xf7b3c9a103586a2e800787fbf56873924ac3cb3ce7d24cd2aec0f5f48287e347
10. 0xcbd148ef9ef69a55476f415c8c65fbd198c86afa61a13e712804c482ee3c6193
11. 0x29ce97b519f8e4dff85ae3006efb1220983d391295891bc9cbd27db51c46ec37
12. 0x2fc38b57208d692aab1ee89b6e26917df292126314027c27360c5644a63fd0bc
13. 0xc0924a0807e534382f518663123231c317124338831a2b310de2c17b09677086
14. 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae