Evidence row 3986412

What was observed

{
  "endpoints": [
    [
      "web",
      "https://www.ngtchain.com/"
    ]
  ],
  "name": "NextGen Token",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-07T22:24:28.269342Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T22:24:28.269342Z",
        "updatedAt": "2026-11-07T22:24:28.269342Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Pay per call in NGT on Base: call any NGT x402 paywalled API with a capped budget. Signed locally.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "32x32"
          ],
          "src": "https://www.ngtchain.com/ngt-icon.svg"
        }
      ],
      "name": "io.github.Har50/ngtchain",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Wallet key that signs NGT payments. Use a dedicated wallet.",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "NGT_AGENT_PRIVATE_KEY"
            },
            {
              "description": "Most one call may pay, in NGT. Default 0.01.",
              "format": "string",
              "name": "NGT_MAX_PRICE"
            },
            {
              "description": "Most pay_and_fetch may spend per server session, in NGT. Default 0.1.",
              "format": "string",
              "name": "NGT_SESSION_BUDGET"
            }
          ],
          "identifier": "@ngtchain/mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.3.2"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "packages/ngtchain-mcp",
        "url": "https://github.com/Har50/New-network"
      },
      "title": "NextGen Token",
      "version": "1.3.2",
      "websiteUrl": "https://www.ngtchain.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Pay per call in NGT on Base: call any NGT x402 paywalled API with a capped budget. Signed locally."
}

What the leaf hashes

{"body":"2877c6ed76318a90440cf1993b5faada21ce881eb364890e00bab12ded3e1b54","id":3986412,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794090322660672,"prev":3963799,"subject":"mcp_registry:io.github.Har50/ngtchain","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-07 (195826 rows).

1. 0xced859a3c85f9298902e9c9e57275498623701b17160ff9836188dc75ce08da7
2. 0x99ef177b48fff24f162b9af5684950b6dd34089145e82b6e580bae82e26fc4dd
3. 0xeae8cc0c4bbd8422d97fccf01a9578f8f5077fc03b96c13be7985e31887c13b0
4. 0xc8a014cce6c79a32b8812b6bc4e8a52c6c6f206338710bf552c5977806a25a8f
5. 0xb87c60a37e4d8660b93d64c7d37f0affd0806621a34ec4e492bb4d5d3722a7e4
6. 0x23405c35915ff8075228ad21832943a1eb2a1801911eff3e2101442847d73ca4
7. 0xfdd0fee3ad296ab44128d5fc1207742b89e34c2578f578865e1dea88699f40d3
8. 0xb39e03071b2b64841e195b8a4797dd8d3024ba8b99d48700438a0769664434e2
9. 0xc08a2a62aa257615ae9e07c2ea9dd3314a91bfe1b654d3545386e96626e1847d
10. 0x00165b8231c972a73d3839b8c10df8d3c40c612a002063a6dab56a5920f06067
11. 0x927a3911e0f9920ebdbcc716deed5d9af5d5acdfd69834ca2ccabaef81e686ab
12. 0xe18afbc896098228349577d8608242eae90d89b2c556262d1f46e4ded7ba7072
13. 0x323b2b51ea056d2bd53361e622fcc4746faacd85ec9c49a13533cbbd4f82b3b9
14. 0x7bd88dbcdea7b744679f2ef6bbd4a71cd8814c46cc02d4ab11745e97813ff9cf
15. 0x8d59bf422a3db88dd24fca3b92cb99d28bd5632a71eaf94e51b925600c735b27
16. 0x3235c8a33ac14441f1a12a6515f670286d48b48fa98eb1dce45d902e053abe01
17. 0x9ea7c2ecc6985da4b761b0f9096b7858b3ac8e3e47717c3840537fb2ff31c6df

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa