Evidence row 1245710

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": "2026-10-30T11:58:19.627437Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T11:58:19.627437Z",
        "updatedAt": "2026-10-30T11:58:19.627437Z"
      }
    },
    "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": "0.5.0"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/canopy-labs/featureflip-mcp"
      },
      "title": "Featureflip",
      "version": "0.5.0",
      "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":"87ba96f1e973aa55597a4d461902c78388bc1ce99070dea6798bf2a47e3c72b8","id":1245710,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793362519520320,"prev":482438,"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 2026-10-30 (243099 rows).

1. 0xd114dcb71c94d81dec2e1d5a70cde9f7738402dfc9e4f7c52e7e45122256cbe1
2. 0xe1917e53bf57cd926097e36bb34e422403a0fa9a1700fdba8ee020c7263e413e
3. 0x288400ed0f55f747e5a29c1015422b969dfea12909aa9367638a9729aaffc52d
4. 0xfebe55c7c9b5b0b27e1f86c6f9bb5b87cf9d4280ee2fa07e1e683c05e082d68e
5. 0xa81b9405bcd253e23f4481d7ff14d5c8fd69494ebee81ed113797cc2c5052cd5
6. 0x65f9ded64e0bff7ffe891b6c2ea28a834f44589beda849fbf677e08b33b88986
7. 0x74dfafa7770c56833e6125c914b4b0d2969152e7b1aa3a87fb2317f81f0ab513
8. 0xeaaa573914457fbbffbcdff51e88277e929e9d74c5e61a4a6aaa20aa9b971aa7
9. 0xc35c166f3e2f34a6e26b3c2b66918feeb606cd2503b1146e06b019c499e64b6e
10. 0x168862bb84d7abea2f6d835a21c193bf8f2a4dd479b062c42f3eec1b395b9024
11. 0xfbfff72f0b2a411a357f13625ddabcd11d0c97bc19a32408d790120ba0842e09
12. 0x3a2967e9308dd15c46ad1343db6edeb2b223624c5218d2d19e54ab1d7ed4f2f0
13. 0xfb41d95ab07ee884e5e9456485eda0d4e726733c0ef3c1f36abda133a97b37ff
14. 0xeba66653f0c009452ec9977578ba573460df3f672595eaa16c1030e3b20ce767
15. 0xf007cd9640267a58ddffce96e27f5682cf5c47530f53dc15dc53e4ccd405c6c9
16. 0xfbe61dc2d59668ac573e5eab865747e21d38bf2fe4c64762beef01f1018a4dea
17. 0x71e74c274b23c9047354edb6dcd2c654415e3986b8bd875dae992996ea12e22b
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861