Evidence row 53947

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://paycheck.toolweather.workers.dev/mcp"
    ],
    [
      "web",
      "https://paycheck.toolweather.workers.dev/"
    ]
  ],
  "name": "PayCheck",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-15T21:19:47.285363Z",
        "status": "active",
        "statusChangedAt": "2026-10-15T21:19:47.285363Z",
        "updatedAt": "2026-10-15T21:19:47.285363Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Score merchant domain, https URL, or 0x wallet trust before an agent pays. Does not send payments.",
      "name": "io.github.toolweather/paycheck",
      "remotes": [
        {
          "headers": [
            {
              "description": "Optional Bearer pc_live_… free key (POST https://paycheck.toolweather.workers.dev/v1/keys) for 1,000 free checks/day; 100/day without one. After the cap, x402 USDC on Base.",
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://paycheck.toolweather.workers.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/toolweather/paycheck"
      },
      "title": "PayCheck",
      "version": "1.0.0",
      "websiteUrl": "https://paycheck.toolweather.workers.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "Score merchant domain, https URL, or 0x wallet trust before an agent pays. Does not send payments."
}

What the leaf hashes

{"body":"538d2777e331747a540aa4a717fd911b54e93557232e10faedab33bbd5adaf12","id":53947,"kind":"listing","method":"baseline/1","observed_us":1793025424684763,"prev":null,"subject":"mcp_registry:io.github.toolweather/paycheck","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. 0xf7c98ea9a0d300ae94805093160c2600eef5f947616fbae96cad5ec934197b60
2. 0x84f353d8b02780ec2d3ccb1c6cf79dd0bcf4b8f121ae6df3502647a748286033
3. 0xb8d241cdb2c3739ca8f65daa3d680f5bc1172e5805394bda5d103bf87ade79cd
4. 0x476315f14cbad8fd8a346d5f49aed01edd1464c9fa13ffd76ce3028dc49566d5
5. 0xf25fb40ffcc3f5906c5c7fd47ae9582ed3fcc9e3f37a95ec571e949ec609a555
6. 0xeb6d2492c3ac64505e9e68c468ab6e9a6df1316e3a17c4115f196994dd36ce3a
7. 0x9c39e38b8ea5b4b176a16c1ef3aba8773f7124d740afc281e85c26b10b48c4b8
8. 0x27531997833438fe58087cbd0dd603a1a068fec613cf7e0075433b0efc7069af
9. 0x083ac856c9e7524f8d4826c4e61833d68bbe1eb3260e106cbaa6ff5485b44028
10. 0x8912095205c0419743c69fe2e0e31af1d737e6d84891a84908cff125ff0e8e71
11. 0x0836eb686ada9beddba0f76357ec59493359d2a7c51aa5c4a31d3cfe9873ea74
12. 0xf7eba200f6f1012d700fcc53fc6d57dcafd1019c920b1030d42fa21d4af95d94
13. 0x694eb701ea36a0e3dcde192253ab85a618738bdc1e3a6e582e6f8bf9647f7a6a
14. 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae