Evidence row 3669940

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/usda-soil/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/usda-soil"
    ]
  ],
  "name": "Usda Soil",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T01:59:10.159209Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T01:59:10.159209Z",
        "updatedAt": "2026-11-06T01:59:10.159209Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "USDA-NRCS Soil Data Access over SSURGO, the field-surveyed US soil map — the soil at any US…",
      "name": "io.github.pipeworx-io/usda-soil",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Optional Pipeworx API key. Without it calls are anonymous and capped daily; a free key raises the cap.",
              "isSecret": true,
              "name": "PIPEWORX_API_KEY"
            }
          ],
          "identifier": "@pipeworx/mcp-usda-soil",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.1"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/usda-soil/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-usda-soil"
      },
      "title": "Usda Soil",
      "version": "0.2.1",
      "websiteUrl": "https://pipeworx.io/packs/usda-soil"
    }
  },
  "source": "mcp_registry",
  "summary": "USDA-NRCS Soil Data Access over SSURGO, the field-surveyed US soil map — the soil at any US…"
}

What the leaf hashes

{"body":"de12bf011e1542794fc2e69154f10d540212607868c38c79924664fd62cac1b9","id":3669940,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793931718729626,"prev":1003381,"subject":"mcp_registry:io.github.pipeworx-io/usda-soil","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0xbf1521b97b158b6d84f39f5f0948c77623c0375fd1af6582371e274d7357bdd7
2. 0x84ab188af08e08136c32ab3d3b9e93d16f8a089476d2623963887aebdfdfeb42
3. 0xcf4fd4712aaa001e7c0cf196a973ff6e59e2c1e8083448ba89808f103430fb9d
4. 0x710ba738bae079cd84db590eb1b32ff6190819928aec1081ed1ee6cd54aaa43f
5. 0x2391c1e27088367968b7559a1a3493356faf44207aa2f87790ee01dc8c1de375
6. 0x39a6fbb43019ec4c7c5ce03d83542c264b55ad30c5e5461d41fe2d706ab8acbe
7. 0x5697260da1e697b196c8d7beb491029975935a21a4ae359020774b698b063aa6
8. 0xfabc7980254b169e565547d848dfddc82bbbf2d3d54f9e55c0bafca33a7a5678
9. 0xf3f7e52559a729370974c6a5076a8946d281f026b5d5478254fc4790b6b5d7e5
10. 0xea03d345c86bab5829deae7dcff85787e492f2355aea5e1e1e050b1fa6a09087
11. 0xfaa94d5f15710758a765edd8932b53e69f580c1f0a839178f3f9b18300ce2d61
12. 0xe18a0c9efb6c9fbb14e2ad3156e706631b009d0aa0b96f61466c4aa06516f794
13. 0x1d1df83479f80549b083ab17b54627f4ace699e45477c6666da6814f41da3754
14. 0x23b6b6bd852701ba4a17fc526ab600bd25964edbe01b5117d675c3a9459bb7c1
15. 0x4e2c85f79c29b95d6dfb888e9d12396c3d7208dc05aa6a6d68fe77cf5be30da5
16. 0x4a5b4dca6c638b7872bc6485359586bebc62511ba2776f1ea54dfdaa4d1a511b
17. 0xf19d501fdbc28e10c3244253daf0c37c4752659eae14a7cba585a18c7df9ce0d
18. 0xd422a75f6c3780ed53eca52b50bf40b8f17dc14cffb804142e44fc9f2672029d
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1