Evidence row 482438

What was observed

{
  "endpoints": [
    [
      "web",
      "https://featureflip.io/docs/integrations/mcp/"
    ]
  ],
  "name": "Featureflip",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T12:33:47.017168Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T12:33:47.017168Z",
        "updatedAt": "2026-10-27T12:33:47.017168Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Manage Featureflip feature flags, targeting and rollouts from AI agents and editors.",
      "name": "io.github.canopy-labs/featureflip",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Featureflip API token. A personal token (ffp_) acts as you; a service token (ffs_) is a scoped machine identity for CI and agents.",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "FEATUREFLIP_TOKEN"
            },
            {
              "default": "https://api.featureflip.io",
              "description": "Management API base URL. Defaults to https://api.featureflip.io.",
              "format": "string",
              "name": "FEATUREFLIP_API_URL"
            },
            {
              "description": "Organization slug. Only needed for a personal token that can reach more than one organization.",
              "format": "string",
              "name": "FEATUREFLIP_ORG"
            }
          ],
          "identifier": "@featureflip/mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.4.0"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/canopy-labs/featureflip-mcp"
      },
      "title": "Featureflip",
      "version": "0.4.0",
      "websiteUrl": "https://featureflip.io/docs/integrations/mcp/"
    }
  },
  "source": "mcp_registry",
  "summary": "Manage Featureflip feature flags, targeting and rollouts from AI agents and editors."
}

What the leaf hashes

{"body":"cadcf875cee6fcf5c7bfd5bbe43e410a785d45a7173992c31fc691878ca824b9","id":482438,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793107739257899,"prev":34504,"subject":"mcp_registry:io.github.canopy-labs/featureflip","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x2f74664bc58c3eb4a8dd964c6ac3dcdbacc38eadec4374850c7fd358de3a8231
2. 0xa28c824234fb4e1b5dbeb1a2b41f0e25662b878861aacfc20676778fee2040fd
3. 0x843eaa1a5634b5c5db94f24ecd06ffa458d6c6e48978126050e4439a4bcb4ba4
4. 0x0ad8ac13850dab2d78e5e365813419b81a0a6f6d6555c1325092df82cbbd8542
5. 0x59e8de67b9b1da7130376eb4d90bc1ea59ffc448f2b2f3b2f10897889e5d7341
6. 0x5ffbcd65e27d3e8235738029e3517bf9b7443f18e957c4bc5d63302527249dd7
7. 0xbbc468d56903432488bdcd8eabbae1a5698f812c162732566f4efb5b11a2d156
8. 0xe4913b3a856578ea5f69dae7b2537a8228d52687a2211024f2d18d17bbed7045
9. 0xf644b9b19b9472e095d80a6c131d01521739c785f0fd7a7f755793b2dcb06bff
10. 0x09d22aa8321804bb85af75a6d6a38dd03052a661f17c34bb148cb9160e1dc866
11. 0x20bfebc9be09c8d1bd071c02e953c031252540d9fc909484016645ed1412efc4
12. 0x2d9c2517fb6dcdc0ce42dd3a93f7e33064509cbed0a9132fb1209ec8f33ef0ab
13. 0x2a25cd9926d8f2ef4726fd2a80f77b1ca202b6c3ca56aeb2f520555c93efd434
14. 0x595de2dea3b8fa56dbd6142dd78ae79f3e7169c631e41a844b100613abb3e430
15. 0x8360ee1105e4d9f9312067cbbfd47c69c5948665ae582b9684a580c8f4e199e1
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4