Evidence row 48757

What was observed

{
  "endpoints": [
    [
      "web",
      "https://github.com/rodrigorjsf/langfuse-api-mcp"
    ]
  ],
  "name": "Langfuse API",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-15T00:50:57.334773Z",
        "status": "active",
        "statusChangedAt": "2026-10-15T00:50:57.334773Z",
        "updatedAt": "2026-10-15T00:50:57.334773Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Langfuse public API (Cloud and self-hosted): traces, prompts, datasets and gated writes.",
      "name": "io.github.rodrigorjsf/langfuse-api-mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "The project's public key (pk-lf-...).",
              "isRequired": true,
              "isSecret": true,
              "name": "LANGFUSE_PUBLIC_KEY"
            },
            {
              "description": "The project's secret key (sk-lf-...).",
              "isRequired": true,
              "isSecret": true,
              "name": "LANGFUSE_SECRET_KEY"
            },
            {
              "description": "Your Langfuse host, e.g. https://cloud.langfuse.com; https only, http only for localhost.",
              "isRequired": true,
              "name": "LANGFUSE_BASE_URL"
            },
            {
              "description": "Optional PEM file with your corporate or private CA, added to the system trust store.",
              "name": "LANGFUSE_CA_CERT"
            }
          ],
          "identifier": "langfuse-api-mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        },
        {
          "environmentVariables": [
            {
              "description": "The project's public key (pk-lf-...).",
              "isRequired": true,
              "isSecret": true,
              "name": "LANGFUSE_PUBLIC_KEY"
            },
            {
              "description": "The project's secret key (sk-lf-...).",
              "isRequired": true,
              "isSecret": true,
              "name": "LANGFUSE_SECRET_KEY"
            },
            {
              "description": "Your Langfuse host, e.g. https://cloud.langfuse.com; https only, http only for localhost.",
              "isRequired": true,
              "name": "LANGFUSE_BASE_URL"
            }
          ],
          "identifier": "ghcr.io/rodrigorjsf/langfuse-api-mcp:0.2.0",
          "registryType": "oci",
          "runtimeHint": "docker",
          "transport": {
            "type": "stdio"
          }
        },
        {
          "fileSha256": "67a7c8281458e6a85059d1e009480984374f24fbb49bb48c8974bd512b34874b",
          "identifier": "https://github.com/rodrigorjsf/langfuse-api-mcp/releases/download/v0.2.0/langfuse-mcp_0.2.0.mcpb",
          "registryType": "mcpb",
          "transport": {
            "type": "stdio"
          }
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/rodrigorjsf/langfuse-api-mcp"
      },
      "title": "Langfuse API",
      "version": "0.2.0",
      "websiteUrl": "https://github.com/rodrigorjsf/langfuse-api-mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Langfuse public API (Cloud and self-hosted): traces, prompts, datasets and gated writes."
}

What the leaf hashes

{"body":"c596654b3a3f2b18f4984828b6d21c34a7a0937fe12f3c978db1fb2cf42c5f63","id":48757,"kind":"listing","method":"baseline/1","observed_us":1793025412414483,"prev":null,"subject":"mcp_registry:io.github.rodrigorjsf/langfuse-api-mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x2b3f9ef3bf82ac8b21c732092de4cdcb14dbcfe839646e9603457e8850e21011
2. 0xd1f44de753ae3c0b1565aef33ccd8460bd10ff702d4af939eb5a7554727aee6a
3. 0x0ab95421fa78c944521cb48f50f13835dbac4bc8c7de06b7b1381551facbeaa2
4. 0x3315048774907ccbfb572dbf5e8e50a13f3cf05cf849def183e258280f284526
5. 0xfcaf32bf6e8b021751fc9b2e18b93710f24149b90f4ccfbada3b1b2c12acdc08
6. 0x4c444eb47a1a9bdb7b7bff2eb1a7ba6370bc3bef9a86d4bb67ba49e9ca8d2c6c
7. 0x04eb834e74309bc8b74e3032cde0c7dea06ece2726ec02a6bf7d100cbe32be0e
8. 0x1589fb832aba315e75246698da85fb022f60acf39ad2b8264eb429dda48eb863
9. 0xf39a9d1a20c443ec85e4c92007dcbfa1e0ec69cd730017ccdadac95f3c0f417d
10. 0x755e8bb86bef8a205359ea18e6bb499124975e318b315b74b91ac3dddeb77d5e
11. 0xde76827525517f5c8aef4ffd7831eab09ee63757dcc2282bc64307fd6ee67ad1
12. 0xe8bf822fd6c66b233e3e13e08596e8fb41c1ed9b85be0e4d50cfc9b740c0e206
13. 0xb87e8b32cda179c9e632e227bbd8a6d1f6f61d9d81bb92dbd4dd835d2b3b5caa
14. 0x683955a5b2250ad50568d022a6580d8739b6aff1356779d72a773b088e7c289c
15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae