Evidence row 29509

What was observed

{
  "endpoints": [
    [
      "web",
      "https://mpp32.org/"
    ]
  ],
  "name": "io.github.MPP32/mpp32-mcp-server",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-05-10T22:37:10.625604Z",
        "status": "active",
        "statusChangedAt": "2026-05-10T22:37:10.625604Z",
        "updatedAt": "2026-05-10T22:37:10.625604Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Payment layer for AI agents. One MCP, five protocols, thousands of paid APIs your agent can call.",
      "name": "io.github.MPP32/mpp32-mcp-server",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Session key from https://mpp32.org/agent-console. Unlocks the full federated catalog and attributes every call to your dashboard. Optional in legacy mode where only native services are reachable.",
              "format": "string",
              "isSecret": true,
              "name": "MPP32_AGENT_KEY"
            },
            {
              "description": "Solana private key used to sign x402 USDC payments locally. Only needed when calling paid services that prefer x402. Stays on your machine, never sent to MPP32 servers.",
              "format": "string",
              "isSecret": true,
              "name": "MPP32_SOLANA_PRIVATE_KEY"
            },
            {
              "description": "Ethereum L2 private key used to sign Tempo pathUSD payments locally. Optional fallback for paid services when x402 is not available. Stays on your machine, never sent to MPP32 servers.",
              "format": "string",
              "isSecret": true,
              "name": "MPP32_PRIVATE_KEY"
            },
            {
              "default": "https://mpp32.org",
              "description": "Override the API base URL for custom deployments. Defaults to https://mpp32.org.",
              "format": "string",
              "name": "MPP32_API_URL"
            }
          ],
          "identifier": "mpp32-mcp-server",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.1.2"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "mcp-server",
        "url": "https://github.com/MPP32/MPP32"
      },
      "version": "1.1.2",
      "websiteUrl": "https://mpp32.org"
    }
  },
  "source": "mcp_registry",
  "summary": "Payment layer for AI agents. One MCP, five protocols, thousands of paid APIs your agent can call."
}

What the leaf hashes

{"body":"94f88da00c854862e31603feb2a1afe1a0fad42be7f3ff057c171fba3764350b","id":29509,"kind":"listing","method":"baseline/1","observed_us":1793025361181387,"prev":null,"subject":"mcp_registry:io.github.MPP32/mpp32-mcp-server","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).

1. 0xc8882c316a8e64475995a430032d5abc93e40bc1175f48b485d7b4845eda569e
2. 0x64db2ecb093c7637ca5642acb005c992c1711756a620083cd69325f31e93a7a3
3. 0xbe6cb4de908b7c1059b9366f897ffeba2328ef20b67c5fbe8226819d079b0517
4. 0xc6ca998e0316f98f1ebca242e6f87ee4896fc2e56407de2542cb5183d29626f2
5. 0x8c62d27e7525d0fa1ca9be63995f62e9f1e9aaead3bdeb14e751c260dc2b325a
6. 0x6c78473621dd40bf27f585835d85668214884cbdf016e29860bf389c4d10f33e
7. 0xf58625efba1c96876ef0cb9818cbc7638046e9b18537577ddbbc9d52a57bf994
8. 0x9c76edb48262278191c31a5d64b2121c2308e65f69b244c2897c2d633ae3049f
9. 0xcb860e4cc96a375ac0b376f085ee098285ada127d89a9e4e5e6e27bcbf151aa5
10. 0x675ae978905879f96dab2ece83376d01eb27968f2044719307dbc7f840ae0cec
11. 0xac575d7ca8c3c7e88957908dda0517fbb35f0894886bb91a97cff3aa71fa23e9
12. 0xde09984239f27618a13932caf48f5d39831fc5021500b0581dce0dabd570bd6e
13. 0x72e35aac89ebca631656c2b1aecbdc094807d9807f12c22a6ddf35cc1f5e21d6
14. 0x5b20d8aab05225a3497eadcce89d2e2a586a510fb31334793d3f46f88f0157c5
15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae