Evidence row 989554

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/data-calgary/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/data-calgary"
    ]
  ],
  "name": "Data Calgary",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T02:33:14.675389Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T02:33:14.675389Z",
        "updatedAt": "2026-10-29T02:33:14.675389Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "DataCalgary MCP — Calgary open data (data.calgary.ca, Socrata SODA API).",
      "name": "io.github.pipeworx-io/data-calgary",
      "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-data-calgary",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/data-calgary/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-data-calgary"
      },
      "title": "Data Calgary",
      "version": "0.2.0",
      "websiteUrl": "https://pipeworx.io/packs/data-calgary"
    }
  },
  "source": "mcp_registry",
  "summary": "DataCalgary MCP — Calgary open data (data.calgary.ca, Socrata SODA API)."
}

What the leaf hashes

{"body":"f8156b5acf76d5621dfc58003a5dd219cb26ab8eb76a73f2a2447bab7ce3c720","id":989554,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793243564666971,"prev":581665,"subject":"mcp_registry:io.github.pipeworx-io/data-calgary","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0x0cd367e83f10b421266622e815ad407e472843a48469b426dc5545c3e4028f1b
2. 0x0ed4117df52d81f6621dec9b72d6905154d94863dc83b6edfdcb029288e2f9ea
3. 0x94f006f53a04763d10fb4df9606d08674a817bfd39b91745429b3d2439bb0175
4. 0xf9c601ac4687fbeb8f1c8eba2169ad7f0b864919686f9508d36a44859acd5a5a
5. 0x6530ee8c51d8f0c6a4cdac83ff89343b9a589bf482dc866ca56404eeeb2950a8
6. 0x138731f780bafce90463589320f0bc6d8dcbefd7b0a2834724a061c57086a9dc
7. 0x99f07254df537d3c743180cab9adc061164dc3409e17a6e9af3f646bf7ff8e30
8. 0x824e048a0c9000b91e1d55b417aa3a36c6b82e1e589a1b2bcba3b181affb69e9
9. 0x993f410a41476ea686fcc2d58df37514cfb71555f8d1bdd47411e26a291282f6
10. 0x1a9c381d69db81960df6332c4c1c68a3b2d8f063647f4a6cf90d6d0e8ad1a84f
11. 0x0acd277edbaacbefc2bb04d49b8c9d01edf6de2d2fa7fdd75c00385084b6bd0c
12. 0xd70ffabc966845f220f4ffe9da2b5fe7293f14527ce6bfe1529c8b693d9c6662
13. 0xa58cb939c08facf8daadd7c702887e9f9ae31a324fc3668f41d9c6ce7daafcfb
14. 0x7b3add153244183458b4331b4f226a6729ff68c345cedfa75b49586e803bf98a
15. 0x0507b989510de89f78184f7a10d971f7670a579c54df7d291a2d72f034ae74d3
16. 0xa0a7723889a4c15b3e0bec353fa8dbcaec6c71cf35bb6c346415ad3e664df6a6
17. 0xd76435ead496863d8b0bfab3434f54cd11da3c49d104fc4064b9cb3381567bbd
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1