Evidence row 13195

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://barterbanner.com/mcp"
    ],
    [
      "web",
      "https://barterbanner.com/docs/mcp"
    ]
  ],
  "name": "BarterBanner",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-03T04:08:43.49114Z",
        "status": "active",
        "statusChangedAt": "2026-10-03T04:08:43.49114Z",
        "updatedAt": "2026-10-03T04:08:43.49114Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Traffic exchange for independent websites: network stats, members, campaigns and site reports.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://barterbanner.com/favicon.svg"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://barterbanner.com/favicon-512.png"
        }
      ],
      "name": "com.barterbanner/barterbanner",
      "remotes": [
        {
          "headers": [
            {
              "description": "Optional. \"Bearer <key>\" with a key from the BarterBanner dashboard, to read and manage your own sites and campaigns. Without it, the public read-only tools work.",
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://barterbanner.com/mcp"
        }
      ],
      "title": "BarterBanner",
      "version": "1.0.0",
      "websiteUrl": "https://barterbanner.com/docs/mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Traffic exchange for independent websites: network stats, members, campaigns and site reports."
}

What the leaf hashes

{"body":"710d8c9471e8e9586f1c0b4a1c661341e409c0b0f3cd1808705d01dd33908280","id":13195,"kind":"listing","method":"baseline/1","observed_us":1793025307529478,"prev":null,"subject":"mcp_registry:com.barterbanner/barterbanner","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. 0x127b5f83baadf721799d8422de077691fe143c95fc17a54d389125e0de1d1de3
2. 0xca46906641c2bc3f7adf2a4899ec9d1507be0c1b90a53032f5cdb4310808b5df
3. 0x3f181d126f8da3121981e831676f8e6891a4623b05099ef4d80e6b79c1742a9f
4. 0x6db79ada110e7bd694547e0819daaba40b80139a4006fd59490a3a92f23eaefa
5. 0x68126035b2425186fe4bf13e82d62e7a8bee0cb1d999a9782166a8d3e2ca1ed7
6. 0x305a7375cd8ea5aac4373b4c22cd9f8c40cb7bcee4b56a336f3da335921c040d
7. 0x1e85413edb8107c339b96448659513a4a7f5e8770869eba3aba737efbbf6d234
8. 0x1fcc525c56e7c613aa46f9b123b350d4bc4e0461d19763790e6e20f829e9e50c
9. 0x7b0bcf56b961f2d85a45a6fd71aa4a36105e97ecdd5daa561798eac7b06adf6c
10. 0x484fa7effc83120a0d44e655979cb6c3d8629711e39e46f2e4137a81a1d0af64
11. 0x502ad0a7c2d0bbc45ef3aea37a6ae457822535bcbd44272f1f9e8e4f7166c167
12. 0x7e390200ea1ea25db5884cf05fa50ad599f0759b573f081e361cc22f7206133c
13. 0xff1c28bdf595a3d1333e9915edc68e9c5fded7bd5923fa85870979af34cbc3b3
14. 0xb49e8c2564256e5322e375cb619d9ac70fd17c1d1eba9c991bba4cb6428f45cc
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae