Evidence row 21011

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://textforagents.com/products/meaning-contract-semantic-handshake/mcp"
    ]
  ],
  "name": "Meaning Contract",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-22T23:55:35.386768Z",
        "status": "active",
        "statusChangedAt": "2026-10-22T23:55:35.386768Z",
        "updatedAt": "2026-10-22T23:55:35.386768Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json",
      "description": "Pre-delegation semantic handshake binding party meanings into a signed contract.",
      "name": "com.textforagents/meaning-contract-semantic-handshake",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://textforagents.com/products/meaning-contract-semantic-handshake/mcp"
        }
      ],
      "title": "Meaning Contract",
      "version": "1.0.0"
    }
  },
  "source": "mcp_registry",
  "summary": "Pre-delegation semantic handshake binding party meanings into a signed contract."
}

What the leaf hashes

{"body":"840155736b3f9067bcc6182ed3f43004e294658f70475927ebf4451a48652f0a","id":21011,"kind":"listing","method":"baseline/1","observed_us":1793025339720050,"prev":null,"subject":"mcp_registry:com.textforagents/meaning-contract-semantic-handshake","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x6887955e6fec359d0cc07836c56a9c49a5056200faa40be8d927df0f6a427055
2. 0xf92045130af08258b663091847c1101cd76f48a2184c2b5de9ab76f1872f8e24
3. 0xeb43f92ef1d1cc9d2721ec2492232183d785cf45ac8574af6f888005ac9a33b5
4. 0xd31f3a9976160320100b1e7a1ed011ffcd5180927c46ae9e8fa5b8716349af5c
5. 0x72b268761ad55ec5e3fcfe3924935b1d28ef07c4b1a3b931fcf733bcf792e647
6. 0x372bc688b72ec790531d6da129d1782e9b109c650c4c9566bed8e4c4f1baebb3
7. 0xad9bae4d03b24a224ea07fdc05eea8a09fb930ab937b384957cae21e73e0e7d5
8. 0xba415359e34742723f0415ed27c595b288e90f6cf7047ceae63025ee58046885
9. 0x93e9853b7e7c3fbd2e76b2acee2d32edfe8d3f0c87ff002072ea66bdd6c35b44
10. 0x13e4c71dea6ead16b673621a000980228fb6632849515de881753d7ecc85106a
11. 0x413b0c9464d3b38d47c32aba246ca98fb26aca16664bc872d8c725efdcf42145
12. 0x9483a0a7a066ffc2fb890c8f34dbc91bf373e546e4a3800b76064288b3cc4875
13. 0x5f350d70c252ff1169c0210fd45fce1b0ab8d7316f048741a9e90a6c8cb65dcf
14. 0x9a79c65e077cd9da9d436b3ade6f5ddc0d244510c4d5903ef2f02d81205f7666
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae