Evidence row 22539

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://app.ad-radar.dev/api/mcp"
    ],
    [
      "web",
      "https://ad-radar.dev/mcp"
    ]
  ],
  "name": "Ad Radar",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-20T07:52:07.376953Z",
        "status": "active",
        "statusChangedAt": "2026-10-20T07:52:07.376953Z",
        "updatedAt": "2026-10-20T07:52:07.376953Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Search winning Meta ads with $50k+ in estimated spend, read hooks and scripts, and draft briefs.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://ad-radar.dev/assets/logo.png"
        }
      ],
      "name": "dev.ad-radar/ad-radar",
      "remotes": [
        {
          "headers": [
            {
              "description": "Optional. Leave empty to sign in to Ad Radar with OAuth. For clients without OAuth: Bearer <personal token from Settings, API>.",
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://app.ad-radar.dev/api/mcp"
        }
      ],
      "title": "Ad Radar",
      "version": "1.2.0",
      "websiteUrl": "https://ad-radar.dev/mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Search winning Meta ads with $50k+ in estimated spend, read hooks and scripts, and draft briefs."
}

What the leaf hashes

{"body":"753788abe503f9150caa6cdbb19b258b55f553bcf779a49a6a8380ccb2438140","id":22539,"kind":"listing","method":"baseline/1","observed_us":1793025349415735,"prev":null,"subject":"mcp_registry:dev.ad-radar/ad-radar","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. 0x698d404a575a0b450170910652a978c14e08a5d12e5f5e1e66b6b51f5bd3bf5f
2. 0xe77c86f52f7b552bea5c9da61dd76f6ff1cd4dbf26cb1d4c3654e5045a3eda88
3. 0xe627ff4158ed490394f770a67b8c8ee4d1e17ff9e580603cd31a9082ddcca263
4. 0xff06b9d54e1bece117cd85230128d12432a67fe07e19a41eeead0fb8cd54cf01
5. 0xfe10c5cdbc0e45b0f8f38d9174a6ea4c65a1a3ed1d9969cf8554b07cba6fdc5b
6. 0x6a9b47d8fdf1599aaa6efce91f76530d8c6fac4ad153e8d6dc6b489baa09f733
7. 0x9112fdde54863b8174cf88eed81be94e8e7167dbbd44e71c865397e0908efabb
8. 0xea567d19f5d753aacabc18ad840eb2f3ab984a0f9f550c3e34656af06d0d2299
9. 0xcfea3d374e09f3953efca8897edd1e7d29fad8cb44d3ae4b2edf59bc292470ca
10. 0x6b4a90af13dfa1f8aab9268ee64011e6443b055ffb0f0f11e33c1a0847946fc9
11. 0xe8b20383a9232d45872f50d7c4c484b3ffe756328a5a1e2d63218cd46b95695c
12. 0x9483a0a7a066ffc2fb890c8f34dbc91bf373e546e4a3800b76064288b3cc4875
13. 0x5f350d70c252ff1169c0210fd45fce1b0ab8d7316f048741a9e90a6c8cb65dcf
14. 0x9a79c65e077cd9da9d436b3ade6f5ddc0d244510c4d5903ef2f02d81205f7666
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae