Evidence row 123168

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

Kind: listing
About: source_record x402_bazaar:https://twin.unykorn.org/merkle-verify
Recorded: 26 Oct 2026, 14:40 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: d12ba906624d0b172c0e0580961e45c310ccf930afdad5c7e5e1e942e63fe175
Leaf: 0x7492a7b21ba89ad1365b22504df7a7440c9b8dd86fb5265c9ff0e5ba0a430630

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://twin.unykorn.org/merkle-verify"
    ]
  ],
  "name": "twin.unykorn.org/merkle-verify",
  "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": "Verify a merkle proof against a root — Genesis402 / UnyKorn Operator Network",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "params": {
                "leaf": "0x1111111111111111111111111111111111111111111111111111111111111111",
                "proof": [
                  "0x2222222222222222222222222222222222222222222222222222222222222222"
                ],
                "root": "0x3333333333333333333333333333333333333333333333333333333333333333"
              }
            },
            "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": "merkle-verify"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "body": {
                  "properties": {
                    "params": {
                      "properties": {
                        "hash": {
                          "type": "string"
                        },
                        "leaf": {
                          "pattern": "^0x[0-9a-fA-F]{64}$",
                          "type": "string"
                        },
                        "proof": {},
                        "root": {
                          "pattern": "^0x[0-9a-fA-F]{64}$",
                          "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": "2026-10-01T21:25:21.733Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-01T21:25:21.61Z"
    },
    "resource": "https://twin.unykorn.org/merkle-verify",
    "tags": [
      "merkle proof",
      "verification",
      "airdrop",
      "allowlist",
      "deterministic"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Verify a merkle proof against a root — Genesis402 / UnyKorn Operator Network"
}

What the leaf hashes

{"body":"d12ba906624d0b172c0e0580961e45c310ccf930afdad5c7e5e1e942e63fe175","id":123168,"kind":"listing","method":"baseline/1","observed_us":1793025622815529,"prev":null,"subject":"x402_bazaar:https://twin.unykorn.org/merkle-verify","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).
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Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON