Evidence row 38121

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.hail.so/"
    ],
    [
      "web",
      "https://hail.so/mcp"
    ]
  ],
  "name": "Hail",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-18T15:00:23.729475Z",
        "status": "active",
        "statusChangedAt": "2026-10-18T15:00:23.729475Z",
        "updatedAt": "2026-10-18T15:00:23.729475Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Phone, SMS and email for AI agents. One remote MCP endpoint, OAuth login, zero install.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://hail.so/assets/monogram-512.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "1024x1024"
          ],
          "src": "https://hail.so/assets/monogram-1024.png"
        }
      ],
      "name": "io.github.hail-hq/hail-mcp",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mcp.hail.so"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "mcp",
        "url": "https://github.com/hail-hq/hail"
      },
      "title": "Hail",
      "version": "0.1.1",
      "websiteUrl": "https://hail.so/mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Phone, SMS and email for AI agents. One remote MCP endpoint, OAuth login, zero install."
}

What the leaf hashes

{"body":"545c3a8dd3f748c33cb18731687c90863229d5913f6c0ec4e0cee0f62e597027","id":38121,"kind":"listing","method":"baseline/1","observed_us":1793025391474645,"prev":null,"subject":"mcp_registry:io.github.hail-hq/hail-mcp","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. 0x3e3f3b637ae3445ee2c84b41e993ee301c431d2c1cb8e8e0cf7d00ea4978082a
2. 0x48db91c7540842cd4cf3e8cfc5becb3be230ed3179dbc7d4cff908edcf0948e3
3. 0x8673f286f49642509f2953bf9f10858cb7670cf17581e15eb9552f59d5ffb3bc
4. 0x9a7ef84f7172bc9cc5f92b7ab0f3e012208373fc6d244f22dee96e814c70eb91
5. 0x748caa81e1c0117dc72c010edb4ead0122a600f2f396212fa0c5b3d973f39aae
6. 0x3ae99daff01ee36b7d958930df4c89261c8a9b07440ab65096027d48116c8143
7. 0xc7d5af7e04f41008c165cbb8e1125c241c2f9682b31a8fa43d0adeb5c66e34e3
8. 0x47d5aa59e21ad8286cd3b0a97cd6b5925cf320ec28adf0b872c9b1f11ec798b2
9. 0x71cde1f2e46f64433ce26a600644420786ceae66a8a84d9a72f83569bd443be3
10. 0x8e5649068bfe1600b5f38cb8d5f950b0cad91a024600039e3ba08f751258e697
11. 0xeff3ae4ccee9e9ab663bed39de24a2076950808876228a89701d6ab7f016bd7e
12. 0x1afc0318a98c6dbb5a80e5cb86eba22b844e3f3b185a16f17290e29ab7410f55
13. 0x215f432600b78f2e7c9629cd10ce6ce4b7f3351b0b71f3f2c7dcb8e650f6cd63
14. 0x7f594f5609f388d64d3cda87b5631d393ee8300bb09bad71f150113a5886ee33
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae