addrbookFor publishers
← The evidence ledger

Evidence row 53941

Observed , by baseline/1.

Kind
listing
About
source_record mcp_registry:io.github.tookeffect/tookeffect
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
a6c64f866e19d821b6696ae2ebb4ef5a11f89a21bb0987eab4a682b52ce80e38
Leaf
0x81551745c752636ca951c992ef02edde590b93e21062a0560150f837d54afd2e

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://tookeffect.com/mcp"
    ],
    [
      "web",
      "https://tookeffect.com/"
    ]
  ],
  "name": "TookEffect",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-02T02:28:01.361473Z",
        "status": "active",
        "statusChangedAt": "2026-09-02T02:28:01.361473Z",
        "updatedAt": "2026-09-02T02:28:01.361473Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Independent effect verification and signed receipts for consequential AI agent actions.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://tookeffect.com/tookeffect-logo.svg"
        }
      ],
      "name": "io.github.tookeffect/tookeffect",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://tookeffect.com/mcp"
        }
      ],
      "title": "TookEffect",
      "version": "1.0.0",
      "websiteUrl": "https://tookeffect.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Independent effect verification and signed receipts for consequential AI agent actions."
}

What the leaf hashes

{"body":"a6c64f866e19d821b6696ae2ebb4ef5a11f89a21bb0987eab4a682b52ce80e38","id":53941,"kind":"listing","method":"baseline/1","observed_us":1793025424677022,"prev":null,"subject":"mcp_registry:io.github.tookeffect/tookeffect","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. 0x81549c6d15dd66251401d8d12da9a73db3916aa4d6a1476aaaea3867f8eea235
  2. 0x1316955b1a2223b0e49845956ab02f2a48f2d39dd7acac84bef4f2032c56923c
  3. 0xc224dea0e63378b84a2b76fa635a89bbe1d17cfda8fd2d72f40bc93e0a706362
  4. 0x30d8f3e45cad76766b7c5ac55a4641c4551c141a553d34337265107f0dd44b3c
  5. 0x43d19086a0c2e5c7b669b84f4aaa12efda3aedde4ce9a7c7d674d6b9f3271d04
  6. 0x37f96a903c6ce2e3c651349898c2ed5c734444a7570b7d8ca3262bcff1167b11
  7. 0xf914f9c01330616abcd2292824df95476775829d46e775647682ef93e5ff98ba
  8. 0x5bd10b1678274b52216485c55f5f1686074201d309f96f604854ac8be508b4b2
  9. 0x0663d749810a359fb0c24bc646f7a866c267732ce10aaf675e4f9ec2d95e520f
  10. 0xa6bf3e233d964bf47c35e307fb1e82a9db46b720ed0d1a887fab65896dbfda9a
  11. 0xb998e012b473bde18346485cd0b7b8b31ab48d5f22ba9bc660bb2e523161e255
  12. 0x08155d70132f82e370214fc5b72194dfa6f5e57670b7bcf74776e8418302897e
  13. 0x4d2ee986a690e903126f449b4e9e62d5572b350357ab4496a83488949b131c29
  14. 0x0eff463856b0992d53ab7d8c0b97c71541413358bdd445710c1e4b6aeb4d8f78
  15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
  16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
  17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON