Evidence row 123153

Observed 26 Oct 2026, 14:40 UTC, by baseline/1.

Kind: listing
About: source_record x402_bazaar:https://twin.unykorn.org/hash-md5
Recorded: 26 Oct 2026, 14:40 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: 1a81f9a9c6e9316fbba32b22619a91fa4c106cf11d3c434012931fbbccc20d9a
Leaf: 0xc4572ace344afbd6f6887da553b6e6c0c02e242c7d14c46fe40cfe31b5953e41

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://twin.unykorn.org/hash-md5"
    ]
  ],
  "name": "MD5 digest of text or raw bytes",
  "owner_address": "0x7d9a65d06dcc435a52d5880c6310bd6e96c156db",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x7d9a65d06dcc435a52D5880C6310Bd6E96c156DB",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxAmountRequired": "3000",
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x7d9a65d06dcc435a52D5880C6310Bd6E96c156DB",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM"
        },
        "maxAmountRequired": "3000",
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "52EqTZigRAnBphuYAuREjQJx5H5ryyc1RETpDR2dZFQp",
        "scheme": "exact"
      }
    ],
    "description": "MD5 digest of text or raw bytes — Genesis402 / UnyKorn Operator Network",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "params": {
                "text": "hello world"
              }
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "generated_at": "<iso8601>",
              "ok": true,
              "receipt": {
                "amount_usd": 0.003,
                "receipt_id": "g402-<16hex>",
                "tx_hash": "0x<64hex>"
              },
              "type": "hash-md5"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "body": {
                  "properties": {
                    "params": {
                      "properties": {
                        "hex": {
                          "description": "0x-prefixed hex data",
                          "pattern": "^0x[0-9a-fA-F]*$",
                          "type": "string"
                        },
                        "text": {
                          "description": "UTF-8 text, up to 48 KiB",
                          "maxLength": 49152,
                          "type": "string"
                        }
                      },
                      "type": "object"
                    }
                  },
                  "required": [
                    "params"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-08T06:12:32.751Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T06:12:32.635Z"
    },
    "resource": "https://twin.unykorn.org/hash-md5",
    "serviceName": "MD5 digest of text or raw bytes",
    "tags": [
      "hashing",
      "digest",
      "deterministic",
      "integrity",
      "MD5"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "MD5 digest of text or raw bytes — Genesis402 / UnyKorn Operator Network"
}

What the leaf hashes

{"body":"1a81f9a9c6e9316fbba32b22619a91fa4c106cf11d3c434012931fbbccc20d9a","id":123153,"kind":"listing","method":"baseline/1","observed_us":1793025622798661,"prev":null,"subject":"x402_bazaar:https://twin.unykorn.org/hash-md5","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).

0xc4577b02942a2d55af54ed9b22ad3bd90eabe4f7ad98e32ca9bd10bb510218ba
0xc20f4e1915a73d660fe023641f5d73891d3772deb7fb578f53fa506790afd4dc
0x2081b076dfa1d7e5781de725a4b93a919712c88cda8d59ecc4a969a64732984d
0x05eaa218445d8d0451df7b91e79e9aee3bc9a153cbe9638416bfea8c601c55d1
0xf693a60686f88a0aaad47f381d58498502ba20be10f098d5503baffa48f11f85
0xaa669d710b9cd5b38d7f1dc08f5ec992fca4108b71e1216f34bec1a168cb931d
0x324caf079e6c8b84964dc29526b43f68d6b20b66f711924d8b26e8c2b7e6caa2
0x0b41d63775b81562a70044f84432d65eab3ebc91d0e81313677e74690989f241
0x6703d17c3f191807991609a113df4758f086b9964c89dfc72962985e8998f47f
0xd7fa137fd7aae82c376f90cb43e2e9cf874e762e0293fed3b902e8bde35cc36b
0x463fef738ef71a01d4aa9ac1c6836fcf6802cdaa7de01bbe42397d79d35d8671
0x4d1a020de7fc0aa076daeb62ebb904d51ac6c607b605eb63a7855f34d7b69f1b
0x641fba1f23ec69d96721e34ace1926954d835b9614cb5eae215a069c056399b8
0xdbe2e8dd65ea1248b2936612538f18268abd5cf27ebdab3737694571ad496004
0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON