Evidence row 40739

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://once.aiagenthuddle.com/mcp"
    ],
    [
      "web",
      "https://once.aiagenthuddle.com/docs.html"
    ]
  ],
  "name": "ONCE — AI Agent Huddle",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-10T11:38:14.011553Z",
        "status": "active",
        "statusChangedAt": "2026-10-10T11:38:14.011553Z",
        "updatedAt": "2026-10-10T11:38:14.011553Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Track GitHub issue and Stripe test-payment outcomes; recover uncertain supported actions.",
      "name": "io.github.londoncoding/once",
      "remotes": [
        {
          "headers": [
            {
              "description": "Your ONCE project API key from https://once.aiagenthuddle.com/. Signup and email confirmation required.",
              "name": "Authorization",
              "value": "Bearer {api_key}",
              "variables": {
                "api_key": {
                  "description": "ONCE project API key; keep server-side.",
                  "isRequired": true,
                  "isSecret": true
                }
              }
            },
            {
              "description": "Optional repository-restricted GitHub token with Issues read/write. Required for GitHub create/retry/reconcile; never a tool argument.",
              "isSecret": true,
              "name": "Once-GitHub-Token"
            },
            {
              "description": "Optional owner/repository matching the token. Required with Once-GitHub-Token.",
              "name": "Once-GitHub-Repository"
            },
            {
              "description": "Optional Stripe test secret key for test PaymentIntents only. Live Stripe execution is rejected.",
              "isSecret": true,
              "name": "Once-Stripe-Test-Key"
            }
          ],
          "type": "streamable-http",
          "url": "https://once.aiagenthuddle.com/mcp"
        }
      ],
      "title": "ONCE — AI Agent Huddle",
      "version": "0.1.0",
      "websiteUrl": "https://once.aiagenthuddle.com/docs.html"
    }
  },
  "source": "mcp_registry",
  "summary": "Track GitHub issue and Stripe test-payment outcomes; recover uncertain supported actions."
}

What the leaf hashes

{"body":"bb5448fc11e47445d7d8d7bf139f94f213e61657c7709aa97412f5444f9081ef","id":40739,"kind":"listing","method":"baseline/1","observed_us":1793025397709475,"prev":null,"subject":"mcp_registry:io.github.londoncoding/once","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. 0x1f4e5a303f3e52c77971ffd28154b2a1217032989c0ad9a45d5fecd7a738f9e4
2. 0x302d14e5445b34b7b39b7e2121289a9ab0c9e037f05f7368b572173d392d97bd
3. 0xd350baccb1d4f6df71cf180cd606ae51cc74b8bb16d8f5a88c5176c2fbd20343
4. 0x1a85c408aec23ce788f6a0cd24bdd9dbc0cdd6fca1fa5fbc4140d71072d449f0
5. 0x0d4ec5405bf387c130ae5f200882851b252cfc930a55bd4c81628fc0c56e77e3
6. 0x52e8c2ce726dd537cf6b67b4fdf9737e4c2deaa13a58bc9a4cbe897c94fbabc7
7. 0x6294d259e97073a4b2f6ad62565c06a36cbc3cc587d7d3803100ffae82f5d985
8. 0x3854b0c10376cd7f637b1cd7aeb43625e9120ff2986d646d36c9b2b1331531e1
9. 0x40d2f539386cb41d47f2fb6582b8c51cafc4c2d23e692c1ee01aa3eee6a3d77c
10. 0x95d4f13dc77f1ba3eb78d20352c758152498641438c50e44cef664ea99f9747c
11. 0xbfd7c325ad90588d62856113d1c0ad99de5d67958ff0f672c892809fd668fffe
12. 0xbd94b9d1458901cf513783d5d2bc701e3babbcdf9219e07ee2be8fb2c897060f
13. 0x42b0d9d5b53af5b0fe99cee10ce29fe484db78b92ce49f97190cc6d098651d47
14. 0x9dfd312f3d4937f7cb144cee3987e8516f222932b4ea286605236d73cfa1ed16
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae