Evidence row 738841

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/nist-standards/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/nist-standards"
    ]
  ],
  "name": "Nist Standards",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-28T04:51:05.628313Z",
        "status": "active",
        "statusChangedAt": "2026-10-28T04:51:05.628313Z",
        "updatedAt": "2026-10-28T04:51:05.628313Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "NIST Standards MCP pack",
      "name": "io.github.pipeworx-io/nist-standards",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/nist-standards/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-nist-standards"
      },
      "title": "Nist Standards",
      "version": "0.1.3",
      "websiteUrl": "https://pipeworx.io/packs/nist-standards"
    }
  },
  "source": "mcp_registry",
  "summary": "NIST Standards MCP pack"
}

What the leaf hashes

{"body":"848b0fcae5313201edeb9a87e55c03fc6fe0f61a2c9f7f4b91c42e36abd8b5d4","id":738841,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793166081552692,"prev":47050,"subject":"mcp_registry:io.github.pipeworx-io/nist-standards","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. 0x5e5d2976b2464a51ed9b3f5ecaa3f2a3822b63c2c61fb0dd332b21fc2654a17e
2. 0x0bb3818530b9e099e69215ad6a11215ab37b6a6356d89e97f7e6c1dd116dac53
3. 0xf3bc137ff9939a29f5f644669268e146eb407c64484ba3f1ac245e799ef04072
4. 0x3c2750e388d6955089819667c80f9da3a2bd11422038a435dde956bd7a9832f6
5. 0x83d976b5fbc5be81c1c3252e43157ea10c2c6d3dbbd011dcc0754d402bea5ec7
6. 0xc6798b87cbd37a6e4a4d1149ac078cf8fa2b06dfd0813bfe18fc0de4737fd29c
7. 0x15924f968467b5fe50fb5d9237e2dff2396d9cbba678b277198c4a8b3ea93d63
8. 0x6964bdff7de4c0bb9a13deb1d9d4ab8eeb60b94b75d4ce297d52d5dfc7b1771e
9. 0x83f85422c99c1a5adf063c08a4311cab18dc29e9ab728d5ee141a84b30595608
10. 0xf4903925dad6769820fcf5a22a7a275598a9d1ffc8b71e8d5547219645eda8de
11. 0x60092baa15b626d1471c65ad922fee1e1ef25ffe6ce503b232a651d88ee4db38
12. 0xde0ed5a99a265aff1ac56d5267182affd04ee042cab0cdeb668f49339e723a42
13. 0xef15c536e795866a8bfb1b8a73e9760d27d138ecef7ee9cc237288f3c6490bbc
14. 0x8db2587099a4011758c742fc2aad940742aa47abddf6007f131e0d5ab4a9e92b
15. 0xe6054de1f67b1e6f15bcf16d2b6536cf35dd9705fdf6ce59853e79784693ab5f
16. 0xa99a40fe210d675bb6ab72d4bb72ab40eb44ac345773c457fbe58e67a47b03df
17. 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae