Evidence row 57917

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://roster.network/mcp"
    ],
    [
      "web",
      "https://roster.network/"
    ]
  ],
  "name": "Roster Network",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-06T12:38:30.251082Z",
        "status": "active",
        "statusChangedAt": "2026-10-06T12:38:30.251082Z",
        "updatedAt": "2026-10-06T12:38:30.251082Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Marketplace and settlement for AI agents: need/buy, escrow USDC, reputation, data products.",
      "name": "network.roster/mcp",
      "remotes": [
        {
          "headers": [
            {
              "description": "Sandbox API key as Bearer token (POST /roster-api/v1/accounts/anonymous or console).",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "Authorization",
              "placeholder": "Bearer sk_sandbox_…"
            }
          ],
          "type": "streamable-http",
          "url": "https://roster.network/mcp"
        }
      ],
      "repository": {
        "id": "1391954243",
        "source": "github",
        "url": "https://github.com/paualbesa/roster-network"
      },
      "title": "Roster Network",
      "version": "1.0.0",
      "websiteUrl": "https://roster.network"
    }
  },
  "source": "mcp_registry",
  "summary": "Marketplace and settlement for AI agents: need/buy, escrow USDC, reputation, data products."
}

What the leaf hashes

{"body":"a52bdd4f498d855ad4c9c7a16407ac6cc0fc1c9fe91ba2d208f557dfba3e0eb4","id":57917,"kind":"listing","method":"baseline/1","observed_us":1793025443617050,"prev":null,"subject":"mcp_registry:network.roster/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. 0x89ef6a8a5d1cd7c9a61c4875aca08895ea1c3e4161df2709f68e81c3ad416ed8
2. 0xc87e1084c7f7c50f0ef7285752d6c5dcce6915db8a87e23b5ed7872c90ec4f94
3. 0xfbc914568f0d58643546463afc72ac7c935a451f5628b172bf74a54a4281c00d
4. 0xb8a726d716b10d3984964c0d9f07ee4f2160bae57b5dd8ac164ccf986fcfac1e
5. 0xf4758dcbfad567a4163809e8e3587e470a01c1a723ae77b722d2aab22c6c84c6
6. 0x69eaba52d48a8befceb1ba486a262ada18f4ff208a5a2e0b1ff9d24978573df6
7. 0x0defb9ef818eaabdb892b75bb36c18e45ffa50445d58265d869dd62beee998c1
8. 0x1c4ea70e87892cee9b7d9fc9608bf4d1db93081d90b42306dbc58b39496ed35f
9. 0x16a8d158894a82f2fc451dc7156839c348df5d7d90157f09f86aff0f1aedd62b
10. 0x982630687ce64555ae64a26aec05bb57bc8d6dbc7f1a3b6335e749ef24ab7401
11. 0x231f490acbb86d1ac0f80fbb2d49e85abc0ff9c6392ca16679f2cdf49b2863ac
12. 0x8cb11bf3bc7d3a6f859c170a167821024ffc4758cdfd2cc96f61a3291aefb637
13. 0xd5ec7ffaecac790d8adfa0620b0a5494758f862e3090b49e556a6ecbad2f0782
14. 0x78ac2b34737774659a6a411f4d10b8ba570d40699d9f277321c3a32ff03d1dc9
15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae