Evidence row 439591

What was observed

{
  "endpoints": [
    [
      "web",
      "https://www.blockchainiq.co/agents"
    ]
  ],
  "name": "Blockchain IQ x402 Crypto Data",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T07:28:17.085608Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T07:28:17.085608Z",
        "updatedAt": "2026-10-27T07:28:17.085608Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Pay-per-call crypto market data over x402 (USDC on Base). Free catalog without a wallet.",
      "name": "io.github.jgmale123/blockchainiq-x402-mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Private key of your own EVM wallet holding USDC on Base, used to pay for paid tools. Optional: without it only the free catalog tool returns data. Use a dedicated low-balance wallet, never a main wallet. It is read locally to sign payments and is not sent anywhere.",
              "format": "string",
              "isSecret": true,
              "name": "AGENT_PRIVATE_KEY"
            },
            {
              "default": "2.00",
              "description": "The most, in US dollars, the server will pay for a single call. A request priced above this is refused. Must be a positive number. The default is $2.00, which covers every resource today (the dearest is $0.50) and the $2.00 Analyst pack.",
              "format": "number",
              "name": "MAX_USDC_PER_CALL"
            },
            {
              "default": "https://www.blockchainiq.co",
              "description": "Base URL of the API. Only change this to test against another deployment.",
              "format": "string",
              "name": "BLOCKCHAINIQ_BASE_URL"
            },
            {
              "choices": [
                "base",
                "base-sepolia"
              ],
              "default": "base",
              "description": "The one network the wallet will pay on: base (Base mainnet) or base-sepolia (testnet, only for a test deployment). Payment requests on any other network are refused.",
              "format": "string",
              "name": "BLOCKCHAINIQ_NETWORK"
            }
          ],
          "identifier": "blockchainiq-x402-mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.1.2"
        }
      ],
      "title": "Blockchain IQ x402 Crypto Data",
      "version": "0.1.2",
      "websiteUrl": "https://www.blockchainiq.co/agents"
    }
  },
  "source": "mcp_registry",
  "summary": "Pay-per-call crypto market data over x402 (USDC on Base). Free catalog without a wallet."
}

What the leaf hashes

{"body":"f719f023f486bf18d48d3067807359cc9c91bd3d15811a4ea115dfc51f2cd429","id":439591,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793089654829912,"prev":39317,"subject":"mcp_registry:io.github.jgmale123/blockchainiq-x402-mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x610189798ef538b2ac9e98afbd554e1ee4a8f1589caed1639870245485c8ccdd
2. 0x65fad66000957995a6daadab34e4bcfbc04daf50de2ab6201fc2c29326d5e9b8
3. 0x619bc0e857b73c548b77bd1872acda2da5a3f00943218d520e658732056879f2
4. 0x50f2e20575b831a9d0606d3e641b604da337099ac4b1b54169fe35da065fd41a
5. 0x6d6c97eacb8d71128cb807be6ec60ea3857ec092fb6dee4a4cfb48b7a91d9410
6. 0x9d60a3b2c47f8ccff2dee6181b098a8f83127dc776f68735ee224958dafadbf7
7. 0xd7fdc4f801e3ee8354eef73ff385471f87fe56ca0630c882b2cd940b37de54c9
8. 0x1f7f7f307ad44a839cd3ba635c30384be71859d585b5cef13cd1c35a7c2ccca2
9. 0xdaaf278a2590557a049f9deff89751ec74a55ae6c4541773177e172bf5cd7898
10. 0x6ccb51095e74562841cc1720bd23ea75d3d4ccfcddebaa04b4e769d4589a77ec
11. 0x042ed023614c046dfcee504f2fb14ba7df71bf698e682b1391b1905d7f519255
12. 0x4fbbcb97bbe92a4202db4cfe9ed5ce98ec76cb76473d9a37a3775c708528409e
13. 0x38f17e73d675dd35d0dd4a9f0ebd22a3333bcd28f96e42d5dd126e08211ffc4a
14. 0x4277e02be0b5d91d78bc2247e37d402572474ba896c2e8f45765c8dc4e244d36
15. 0x6f00f0da417f4126951ba8ba9b7962c847e91f5c61364ad9ad47e5f979698a60
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4