Evidence row 2530613

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": "2026-11-03T04:21:44.14941Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T04:21:44.14941Z",
        "updatedAt": "2026-11-03T04:21:44.14941Z"
      }
    },
    "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": "0.6.0"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/canopy-labs/featureflip-mcp"
      },
      "title": "Featureflip",
      "version": "0.6.0",
      "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":"c711ac2bd182caa4b642a761a745d7bfb936530ff23c9660519d68351a04263c","id":2530613,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793683140569492,"prev":1245710,"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 2026-11-03 (425475 rows).

1. 0x4a33cd25fe50e4d766a2f1dd60e16467d6e6b9ae4a309ca5a0bda31722669142
2. 0x6c0f1bf3ce8588e13095d99bb3dab0f795c618e7c534778b70ae87842fa11137
3. 0x44aba8e8a1055a49d9e603d89a58dea15f82c611ed41627baba6eaae48732e64
4. 0x4ea562e729f70de03d0e396a52fce13c7321eb7ff756f59f63fbc5138af8d8b1
5. 0x7dfa3e5ee39237b91762da34b8cf3ca046c2c3c2e65275b03eae6c728087ae5b
6. 0x8e2d5c62b36bf82269e4f57121fe9dae9f4d24d593235d554a5ac96ac1586214
7. 0x202f5d35f283039195e0dc87c36babddde679923b5884a96f20198d9b7370090
8. 0x7c855fec856de34197ac3be684638ed10a42f0d6247f4ed0f9eb67d3f44e837d
9. 0xa97b2f3235e968b28118dfc55cef115a0cc009a2048598a685366a803ccff05f
10. 0x581ba9cf0eb0991ea15a996d1af38a0331731fa586c12ee4fe9c88cda2e6fb57
11. 0x4fee6b6035cffd8074620180946b470ad0c6a3b75224fab2ba16f28b4708b99b
12. 0xe78bd9e7fcf86c5ca6ffa6b48e71fb238078dfe3bd58a35e0f7e2b1b1cfedccd
13. 0x25e7c6e3ae958d725091b9780092a534731cdfe4819dd1ffe52af56311601eb8
14. 0x5e9968227987a7f0940fee03a33017f5e7157de7f0889921817733c1ab8871d1
15. 0xd106fbd3b5dac57c72dd4fc8931f69b38fd5a542627e63d015b63dadf2188a2f
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7