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Evidence row 22056

Observed , by baseline/1.

Kind
listing
About
source_record mcp_registry:com.wiastandards/standards
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
cb5dba874b54ffed1df8dcff051e5e6b2cc88203f03422447e182b66319a35e7
Leaf
0xd29415e31bef62caed793cedc2dd23c7f4bbcbdd85094e473be8e3b1011e9f40

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp-standards.wiastandards.com/mcp"
    ],
    [
      "web",
      "https://wiastandards.com/"
    ]
  ],
  "name": "WIA Standards",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-13T15:16:47.144868Z",
        "status": "active",
        "statusChangedAt": "2026-10-13T15:16:47.144868Z",
        "updatedAt": "2026-10-13T15:16:47.144868Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Search WIA's own voluntary standards (not ISO/IEC/ITU) and read their specification files.",
      "name": "com.wiastandards/standards",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mcp-standards.wiastandards.com/mcp"
        }
      ],
      "title": "WIA Standards",
      "version": "1.0.0",
      "websiteUrl": "https://wiastandards.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Search WIA's own voluntary standards (not ISO/IEC/ITU) and read their specification files."
}

What the leaf hashes

{"body":"cb5dba874b54ffed1df8dcff051e5e6b2cc88203f03422447e182b66319a35e7","id":22056,"kind":"listing","method":"baseline/1","observed_us":1793025341405644,"prev":null,"subject":"mcp_registry:com.wiastandards/standards","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0xd2947a0894028e157b8b4059b008d04ba3bbe5eeae904c16d6c280d024dcfa95
  2. 0xebd61e647ca2a04ee259396fb25f4847b79f10b9859694e981b548b92d2d25af
  3. 0x50be7f59e180a3713d05112b02b97db011e396d990354367023b7b51426857bf
  4. 0x765e22fcd4d1a374c4d09d304ada8232a053e4ab581bb039d62fab8c1dc18a8e
  5. 0x03157a99c0aa795d3e7e6a6de0bebfe3c6eb04a6ddae26ff8d60f5315ec982a7
  6. 0x88cb6168da80846c812b24a976e6b8d3f07c128955580410b19d67be3789aeeb
  7. 0x253d674dfe6ed280eead9d87c1e8eca260612a17c1eab6759249ac9d62e9d80d
  8. 0x54a7b3169a9e843b2a41588772b596aae39419f9e7e7794d29441f2c966ed994
  9. 0xfbb63b4727e1ae463ce3d25820d264eca59816de60dee3823dff31e718bc8442
  10. 0xd1acd3a5e8f2e6b382461a84161503858e24e84a33d111371b0fdb2f41706bc2
  11. 0xeaf3195c275963f3eeb4749105d68120537a7f4d52fd74b2b409cf37abd6484b
  12. 0x9f6b360f1992898cb3f17e45d0bf5a96f946d7eaf9705a57af03c151a407d239
  13. 0x889eefefef2d4457fe6114f397df813a5cbb85011a6f40309b54ddcd4aba3bd1
  14. 0xefabf1105e09cf52c12c58e60cbb5048b9ac3f02631d1816a926e14bdd86fbdf
  15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
  16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
  17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON