Evidence row 58618

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://qrcode.pub/mcp"
    ],
    [
      "web",
      "https://qrcode.pub/qr-code-api"
    ]
  ],
  "name": "QRCode.Pub tools",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-05T00:45:09.508827Z",
        "status": "active",
        "statusChangedAt": "2026-10-05T00:45:09.508827Z",
        "updatedAt": "2026-10-05T00:45:09.508827Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Free QR code images; paid web page → Markdown, page metadata and file hosting via x402 (no API key).",
      "name": "pub.qrcode/tools",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://qrcode.pub/mcp"
        }
      ],
      "title": "QRCode.Pub tools",
      "version": "1.0.0",
      "websiteUrl": "https://qrcode.pub/qr-code-api#mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Free QR code images; paid web page → Markdown, page metadata and file hosting via x402 (no API key)."
}

What the leaf hashes

{"body":"2c8276cba121f754eba6b11e8a63909cea31fe3aa2a61ab4931ed66b021d6f0d","id":58618,"kind":"listing","method":"baseline/1","observed_us":1793025444640843,"prev":null,"subject":"mcp_registry:pub.qrcode/tools","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. 0x0d5e696810b2c5f47fab1ef777ea45629a4ff6a70d16333565f6412ef92474a6
2. 0x58b039e8851296f18e185bec09416fc3c715bdd191924fc8e8d67caf0b643e04
3. 0xb0e319e4361ded93cf237bfa7aa5ad1476b93c3f434c3cc05b7f4fb3a6b3d165
4. 0x3dc15d4b1934995f4f6a21a435909e6df93a38e7dd6e7be1e35a7bf17a5ee090
5. 0x854128418442b44965f0ab98af58bb388fac6a63c1e6f8a86cef9543ed49cc04
6. 0x30fcc43e63a3637cd6098e2d34afccd190121801689cd983c8adcd4ec5c89fd5
7. 0x24f74ae89143d07b825fabe3c2b86ae908304616b440e55f2f2d6fbb5dea4360
8. 0xbf837f7a09167000ce3cb67b2eeedd06943a2883df853dcb433a5e91e49f5dc0
9. 0x8122f82fd4b37e6dcb8ce2bd2377d47d42aad4815a6db7c66338df2a22a8008d
10. 0x7df9268e3c799b09f6f61ac8a493750625b19546a343d4f6c00812722a4e4de6
11. 0x1dd760089997f06dc5264f791d622a6e7eaf78f6daa715333a752d033cdb2e03
12. 0x362683225b724b8d2d652a95968c57a6f4199ed4f2ad60900fc3603492f17520
13. 0x5aefcf9e3d86e125861c0d490079969110eea8fc901ec61531bba10bb58258a1
14. 0xa96bb9408ce00a0d40ddaba8736257dfce76d5478b131d69db1afdf8a824312b
15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae