Evidence row 733101

What was observed

{
  "endpoints": [
    [
      "web",
      "https://mcp.taminyaran.com/"
    ],
    [
      "mcp",
      "https://mcp.taminyaran.com/mcp"
    ]
  ],
  "name": "Taminyaran Engineering MCP",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-28T02:30:17.23534Z",
        "status": "active",
        "statusChangedAt": "2026-10-28T02:30:17.23534Z",
        "updatedAt": "2026-10-28T02:30:17.23534Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "_meta": {
        "io.modelcontextprotocol.registry/publisher-provided": {
          "canonicalWebsite": "https://www.taminyaran.com/",
          "dataVersion": "TY-MCP-P0.5.0-2026-10-28",
          "domains": [
            "pond",
            "foundation",
            "excavation",
            "drainage",
            "tunnel"
          ],
          "mode": "public-read-only",
          "safety": "Engineering constraints precede sales preference; missing critical inputs are not silently guessed.",
          "vendor": "Taminyaran"
        }
      },
      "description": "Engineering MCP for geosynthetics, waterproofing, drainage, ponds, foundations and tunnels.",
      "name": "io.github.saeedfaai/taminyaran-engineering",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mcp.taminyaran.com/mcp"
        }
      ],
      "title": "Taminyaran Engineering MCP",
      "version": "0.5.0",
      "websiteUrl": "https://mcp.taminyaran.com/"
    }
  },
  "source": "mcp_registry",
  "summary": "Engineering MCP for geosynthetics, waterproofing, drainage, ponds, foundations and tunnels."
}

What the leaf hashes

{"body":"7a83f1812508a0e92df2b2e3358fcec1bc19c30636ed707c1184b24181d6ee20","id":733101,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793155277534330,"prev":495495,"subject":"mcp_registry:io.github.saeedfaai/taminyaran-engineering","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0xbf39d3758035665e18afe8f187fdbd529473ae24c5c0e6be1fca6ebc94b1929d
2. 0xf4423a2f92e37a8a6c1fb0e5ff0ee6a6cda006a7ad9bf8c00b4927104fa3ccde
3. 0x0c9a87c8231585f2763b0251a92d78c00da8a4abc11afa59c9c6c6769996cbfa
4. 0x2d12a1ba321ceb2d8b24fb5fd2ab9e661294fb73fd6942d76c01ce9fdcda886d
5. 0x9292aa84b295f6f3c4fd5293ae2588a790274b82859f74ee69a015a733943a1c
6. 0x3787c86e565a96a4322947b4ac59d05b71969e0ce4bd705c7ccbbb5ee4afa908
7. 0xb7bed4493e0c69fb86c713ab83b2d01326a630882965b4b6cf689f7c2d325e79
8. 0xe8cee45cfbf6486f1af95cfa537f0194d32aa88de747bc54d1f91f8dc68ee951
9. 0xa75cee4551ce4045bc1e1125869fce54f0938c987b0f2fbb1a6d81a08e926331
10. 0x3b53f3e7162ad244488646d87b7e9f99bacba85ab9f85130f3aefbcdeb38e335
11. 0x0b1e823e87b8da144a63f1d75181a53dc738c5647fd64be159575aa8f7895015
12. 0xa151bcc96a16db09121262404bbffa7eab73e12b12116641cb3e4397236d69f3
13. 0x4e311d836f53bce1d38273217ead32c9dfd4eac156e4e78fc865e52c86afda83
14. 0x4dedfee32d37ea3cdc60e339d676b411d314f945b00a30f8e3bd1e0470526cf9
15. 0xc21e7661f5d6220994a88cc71b1262eeee3b912a2d383d18f38a631c534bfd71
16. 0x32beeeb960280bc48748681cb10297ede9403461fe9c8143fdf946548e552926
17. 0xe08e8bd91858a8a10c46ecde9c29a6288b960987303173c5e882afb46ce91fa0
18. 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae