Evidence row 123140

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

Kind: listing
About: source_record x402_bazaar:https://twin.unykorn.org/geo/postal-code
Recorded: 26 Oct 2026, 14:40 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: 656cf9ca885d2861876a79c482d0df05950b1cc39409239916df5d9048aa9aed
Leaf: 0xe31f6b70d26e630063bc6166a17f573d0f3a0e9c31ecb91ba538d87403270cb4

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://twin.unykorn.org/geo/postal-code"
    ]
  ],
  "name": "twin.unykorn.org/geo/postal-code",
  "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": "Postal/ZIP code lookup: city, state, coordinates (60+ countries) — Genesis402 / UnyKorn Operator Network",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "params": {
                "country": "us",
                "postal_code": "30097"
              }
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "evidence_hash": "sha256:<64hex>",
              "generated_at": "<iso time>",
              "limitations": "<text>",
              "ok": true,
              "receipt": {
                "amount_usd": 0.003,
                "receipt_id": "g402-<16hex>",
                "tx_hash": "0x<64hex>"
              },
              "sources": [
                {
                  "name": "<source>",
                  "ok": true
                }
              ],
              "type": "postal-lookup"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "body": {
                  "properties": {
                    "params": {
                      "properties": {
                        "country": {
                          "description": "ISO-2, default us",
                          "type": "string"
                        },
                        "postal_code": {
                          "description": "required",
                          "type": "string"
                        }
                      },
                      "required": [
                        "postal_code"
                      ],
                      "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": "2026-10-08T06:13:15.517Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T06:13:15.389Z"
    },
    "resource": "https://twin.unykorn.org/geo/postal-code",
    "tags": [
      "zip code",
      "address",
      "geocoding",
      "shipping",
      "infra"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Postal/ZIP code lookup: city, state, coordinates (60+ countries) — Genesis402 / UnyKorn Operator Network"
}

What the leaf hashes

{"body":"656cf9ca885d2861876a79c482d0df05950b1cc39409239916df5d9048aa9aed","id":123140,"kind":"listing","method":"baseline/1","observed_us":1793025622785847,"prev":null,"subject":"x402_bazaar:https://twin.unykorn.org/geo/postal-code","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