Evidence row 35589

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://unhcr-refugees.caseyjhand.com/mcp"
    ]
  ],
  "name": "io.github.cyanheads/unhcr-refugees-mcp-server",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-20T09:26:00.74497Z",
        "status": "active",
        "statusChangedAt": "2026-10-20T09:26:00.74497Z",
        "updatedAt": "2026-10-20T09:26:00.74497Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Query UNHCR refugee, IDP, and stateless populations, asylum decisions, returns, and resettlement.",
      "name": "io.github.cyanheads/unhcr-refugees-mcp-server",
      "packages": [
        {
          "environmentVariables": [
            {
              "default": "4",
              "description": "Upstream request starts per second for the whole process (1–10).",
              "format": "number",
              "name": "UNHCR_REQUESTS_PER_SECOND"
            },
            {
              "default": "150000",
              "description": "Most upstream rows one tool call fetches (10000–500000); a larger result stops at the cap with complete: false.",
              "format": "number",
              "name": "UNHCR_MAX_ROWS"
            },
            {
              "default": "64",
              "description": "Response-cache budget in MB; 0 disables the cache.",
              "format": "number",
              "name": "UNHCR_CACHE_MAX_MB"
            },
            {
              "default": "86400",
              "description": "Per-table TTL for staged dataframes, in seconds (minimum 60).",
              "format": "number",
              "name": "UNHCR_DATASET_TTL_SECONDS"
            },
            {
              "default": "false",
              "description": "Set to true to register unhcr_dataframe_drop; off by default, the per-table TTL reclaims staged tables.",
              "format": "boolean",
              "name": "UNHCR_DATAFRAME_DROP_ENABLED"
            },
            {
              "default": "info",
              "description": "Sets the minimum log level for output (e.g., 'debug', 'info', 'warn').",
              "format": "string",
              "name": "MCP_LOG_LEVEL"
            }
          ],
          "identifier": "@cyanheads/unhcr-refugees-mcp-server",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        },
        {
          "environmentVariables": [
            {
              "description": "Selects the HTTP transport.",
              "format": "string",
              "name": "MCP_TRANSPORT_TYPE",
              "value": "http"
            },
            {
              "default": "4",
              "description": "Upstream request starts per second for the whole process (1–10). Every caller of a hosted instance shares it.",
              "format": "number",
              "name": "UNHCR_REQUESTS_PER_SECOND"
            },
            {
              "default": "150000",
              "description": "Most upstream rows one tool call fetches (10000–500000); a larger result stops at the cap with complete: false.",
              "format": "number",
              "name": "UNHCR_MAX_ROWS"
            },
            {
              "default": "64",
              "description": "Response-cache budget in MB; 0 disables the cache.",
              "format": "number",
              "name": "UNHCR_CACHE_MAX_MB"
            },
            {
              "default": "86400",
              "description": "Per-table TTL for staged dataframes, in seconds (minimum 60).",
              "format": "number",
              "name": "UNHCR_DATASET_TTL_SECONDS"
            },
            {
              "default": "false",
              "description": "Set to true to register unhcr_dataframe_drop; off by default, the per-table TTL reclaims staged tables.",
              "format": "boolean",
              "name": "UNHCR_DATAFRAME_DROP_ENABLED"
            },
            {
              "default": "127.0.0.1",
              "description": "The hostname for the HTTP server.",
              "format": "string",
              "name": "MCP_HTTP_HOST"
            },
            {
              "default": "3010",
              "description": "The port to run the HTTP server on.",
              "format": "string",
              "name": "MCP_HTTP_PORT"
            },
            {
              "default": "/mcp",
              "description": "The endpoint path for the MCP server.",
              "format": "string",
              "name": "MCP_HTTP_ENDPOINT_PATH"
            },
            {
              "default": "none",
              "description": "Authentication mode to use: 'none', 'jwt', or 'oauth'.",
              "format": "string",
              "name": "MCP_AUTH_MODE"
            },
            {
              "default": "info",
              "description": "Sets the minimum log level for output (e.g., 'debug', 'info', 'warn').",
              "format": "string",
              "name": "MCP_LOG_LEVEL"
            }
          ],
          "identifier": "@cyanheads/unhcr-refugees-mcp-server",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "streamable-http",
            "url": "http://localhost:3010/mcp"
          },
          "version": "0.2.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://unhcr-refugees.caseyjhand.com/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/cyanheads/unhcr-refugees-mcp-server"
      },
      "version": "0.2.0"
    }
  },
  "source": "mcp_registry",
  "summary": "Query UNHCR refugee, IDP, and stateless populations, asylum decisions, returns, and resettlement."
}

What the leaf hashes

{"body":"4d713ed428440c10b0b578f996fcd1ca8fa55a38e0032a99e6290cfe283caa7b","id":35589,"kind":"listing","method":"baseline/1","observed_us":1793025373341980,"prev":null,"subject":"mcp_registry:io.github.cyanheads/unhcr-refugees-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. 0x212da521c9f710e5ba7f6a6f482e35ebc7dbe0a046ad4fc21c21a2b0a33a42eb
2. 0x8412ff6bf677437205865638e760d68994fd9d6a8b5091b99fbbbf15e84e7dcb
3. 0x54e12634ddbadf22d26e52d809bfa33c728b074b7d9800d7a5a3b9b19fa9047e
4. 0xa73cf2dff15c457ea4aa9151dd71bc1eaa5007cb4a1c69f44059ae05710e27cf
5. 0x2d981d8f589dca3f3f2600015ec738996e0e90598d0ea6aad32c06356a7494f6
6. 0x53bda6cb77acfaf133a500a307e5cccdddbfd884471a45211d123e84a80e74ad
7. 0x245a26506813f330fc2f57815ea9c9c3cf3af454ea15e1c8fa2e1648bce456d8
8. 0x26ed6e11bd31ef075faf450a6ee6bda078bd48e41740d53dcb468506afddc981
9. 0x8ef6530824615af36b1bd7b35686e238ae98f9a507ea890d03e6d6b3df18d33c
10. 0x6487a391c112421d6d0b92e0372d1e4a5fd6afe541f565a9dde5c636d1ae4643
11. 0x71f472bb5c514dca2395c7842916e5cae63a9c622d8bc8f84b07a986c5ba91a1
12. 0xfde157310fc8513767b162378ca9ceefb2937c374b7381a8887f7ccba8ab5a80
13. 0x9d75d4d3ab6219edefa04be60b32fdd56be7a7672f370a5115f02f7b098ecd27
14. 0x9dfd312f3d4937f7cb144cee3987e8516f222932b4ea286605236d73cfa1ed16
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae