Evidence row 1257372

What was observed

{
  "endpoints": [
    [
      "web",
      "https://address-poisoning-check.nextill-pos.workers.dev/"
    ],
    [
      "mcp",
      "https://address-poisoning-check.nextill-pos.workers.dev/mcp"
    ]
  ],
  "name": "Address Poisoning Check",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T15:51:31.298152Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T15:51:31.298152Z",
        "updatedAt": "2026-10-30T15:51:31.298152Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Before sending crypto, check the recipient for address poisoning: lookalikes and bad checksums",
      "name": "io.github.devx-agent/address-poisoning-check",
      "packages": [
        {
          "identifier": "devx-address-poisoning-check",
          "packageArguments": [
            {
              "type": "positional",
              "value": "mcp"
            }
          ],
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://address-poisoning-check.nextill-pos.workers.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/devx-agent/address-poisoning-check"
      },
      "title": "Address Poisoning Check",
      "version": "1.0.0",
      "websiteUrl": "https://address-poisoning-check.nextill-pos.workers.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "Before sending crypto, check the recipient for address poisoning: lookalikes and bad checksums"
}

What the leaf hashes

{"body":"a7a5ae6c1f5bc34d05ad66596ea2c7ab8f088cd78c850041775af5fec12bc0ab","id":1257372,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793376927675236,"prev":null,"subject":"mcp_registry:io.github.devx-agent/address-poisoning-check","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x68b4a94ca9f215b1a611ebdaf2dcdc9a1811f2542969caea566b166025442907
2. 0x800b78c628f66b6e7a332e19390a85fcf8d74a7bf65d32e35069e4af5b9caffb
3. 0x6f2c7b46c8603fbe3605a9d3eb5037908ad1e33bdeee1faae66a07942abf85a5
4. 0xee41fb2beed6cb77c30414e010d4e3b81491fb90a1b0ed1b801920af954f57c6
5. 0xb8d86e976c0a87693ec253d59e4b235e74eff5e7c4a61d7e0744793a8e587b67
6. 0x9b3a6b3f65c19b9decee2e372f9a7225618a91f8de09705f880a94af6327e4ea
7. 0xa65ec082c76f0c92b8a869874e21cab28d0dbe141d05e45fd702a6bf65175061
8. 0x2d81747bb5ca4be87c855df3d8e938f117e486add82d5c7d67310650c7e91cbf
9. 0x245e20cb6f65c94ecd77ee1a5809cdfae9c606bb395aedecadc3bf0c36614242
10. 0x062c4f0017f88383ab4818895eaa13348b6c5137d86f5ff11c445937189fad67
11. 0xa014ff904bc8b5a04a1f3f10eaf8f4891edab342b25ee524d67de3c04f2a7617
12. 0xcaaa3309f1d893db387253365aba34f0bf59c573cef97ffc715e7a0da53b53bb
13. 0x8ce6a3a19daf96525814209e150e1fd875a37f28ce52951d53a32ccf708706c2
14. 0x8202f11cea96bc04aa8008604bab4ab58756d5320e52685eb327ac1bb08a0ee6
15. 0xdf25f5d38e3fb54d3e66e3bf876db529f619041e0d21f0bc35b80003418e3d9c
16. 0xdbaaffa44665d1fa60d33d2c4075bd87629b76d01a6ee63e621e78590303b56d
17. 0xffe660edb9e5c6e3449a49454634c3e7b2f9fe703e5697f723b021735647ab7e
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861