Evidence row 1828771

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/flickr-public/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/flickr-public"
    ]
  ],
  "name": "Flickr Public",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-01T21:08:14.694881Z",
        "status": "active",
        "statusChangedAt": "2026-11-01T21:08:14.694881Z",
        "updatedAt": "2026-11-01T21:08:14.694881Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Flickr public feeds MCP — keyless slice of the Flickr API.",
      "name": "io.github.pipeworx-io/flickr-public",
      "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-flickr-public",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.1"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/flickr-public/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-flickr-public"
      },
      "title": "Flickr Public",
      "version": "0.2.1",
      "websiteUrl": "https://pipeworx.io/packs/flickr-public"
    }
  },
  "source": "mcp_registry",
  "summary": "Flickr public feeds MCP — keyless slice of the Flickr API."
}

What the leaf hashes

{"body":"dd4cb43446a89d57edd36d41cc8451e5383a03fe6d37c0bc7a88052131084dea","id":1828771,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793567868329239,"prev":1001015,"subject":"mcp_registry:io.github.pipeworx-io/flickr-public","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x60bde7d28ca944b40d376e1b7b39a7f96a1f2302363bbabb98f5c57973bb2573
2. 0x3c0671230ece55100621fdea8e8acb589671dae6d557e02b9161898b13f82378
3. 0x10ee65b2292212079b22ac7a8888a386f9fe35bb38699721586aca4ce00f3588
4. 0x52a71ff7a36f93409d7874f50e957ff55bddc2e377ff74a5d2e8e7a9a217ecd2
5. 0x0e4f3bafaa74dc3f20ce96f7ec5b8adde80c3dee67872d7d94e2c84df8e7dea0
6. 0xd88eafbf55cf4af0c4597094943420d3778cdfb5e8e8df7fb8e6ef0a27e0d824
7. 0xc644a1feb4c033044d648fef19531d35298c1f6cb217d9c9853838a521ade586
8. 0xdddc65febc1aa094920ae160e3ab0699444c7745a90467101e607b6f312fe8a9
9. 0x3d1edbe4bb77008b6bd256ac671dc491233858c0b851a85c1ca0efa4a330bbb0
10. 0xc27eef7f7dea973997401cdd696045abaa197002b7aeba5ed1715ccf2da0672c
11. 0x7684ae235760c37316c740ae5f3ab266b0771bd6a519fdead92ba1bdebcc321b
12. 0x8979e1e1af55b2f65b168a1f7b9297b4058a9f6a32344ec3edf9a8c1ec595e04
13. 0x19a33f29777ff00bbae876b4baadad6a9f224ed0c0531dff5b103d93071e3805
14. 0xa98b629d4ece4f8bd55becbb0c526d64cc8958c38de14f3aeccc5e2a5bc50974
15. 0xe622664153c4bb92e64b5edf8615a790cb48a8f528ac34b3faa4ef4dd70e05dd
16. 0xc1f6e8dd182b37cbb6e04d0e69486bd40d440934f8e373b9bae8cb78de508bba
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90