Evidence row 2630717

What was observed

{
  "endpoints": [
    [
      "web",
      "https://www.ngtchain.com/"
    ]
  ],
  "name": "NextGen Token",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-03T18:51:27.405916Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T18:51:27.405916Z",
        "updatedAt": "2026-11-03T18:51:27.405916Z"
      }
    },
    "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": "1.1.2"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "packages/ngtchain-mcp",
        "url": "https://github.com/Har50/New-network"
      },
      "title": "NextGen Token",
      "version": "1.1.2",
      "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":"741d635704d2440b00bfb742753bc4c52e5f1c5288683f6a8042f9dee72a42c2","id":2630717,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793733583907193,"prev":1286590,"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 2026-11-03 (425475 rows).

1. 0x96d810894d15131d39a218af362505bae4796f5193d97d02f19222e1b9d65ad4
2. 0xb145fa0fb78a66f6647ce6f5c4b9df44a4c77b31ba1e3d107b065ea36f0a94b0
3. 0x70771a29664f9da8abeb9646154cf64a7a74fd7f0920fb3b7251d6d6ca5e309b
4. 0x82e5aa8675856aeee6bd383e8d0bb39d98bf512740cc4242d38f68fa9d4d08fd
5. 0xef07c21c01aa87245ecd8a015d4f8237822f3331e5a35aef4e3341d652ac5a69
6. 0x53bbea18d28310eb7058248c71d0922b0533df0d053f32209e63789b33164006
7. 0x8f729c7142d00b1c551968d6fd7e4043c8d229e0836b1a5fdb8d0a2c35eaaa5b
8. 0x241de2caab8001f2d097da4e309dea42d4423340a9cd4de5ef0b7dbd109417e0
9. 0xa69ea283477f717d5c0ae5e9a832fb12d4ed8e2d5a19a72ed33c96d4471e9fe1
10. 0x4cf5de40db7003df018fafbc2452d4a67c4e4c600b3a283a7eddcf3d672f7a69
11. 0x007a85111dc365b07022d9cf251f57a237904a2bf0a5560c55096265b43f507c
12. 0x8db2b39b61f2b42459ca792e7af19d83f3886b498ef84dc31e7886f89c940e17
13. 0x5eb4d2842bc51d57ca080aa4dc7186ed88f6167e2072cde9ff9c592fc09f16cb
14. 0x5c9ae28a0518d4809ee022d01782eecea78011098dc22bdff483a2aa8a023b62
15. 0xbdd3407977f70b26d0af6e874d984fe982a78bf95057b70049009db10e525ebc
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7