Evidence row 739946

What was observed

{
  "endpoints": [
    [
      "web",
      "https://builderforce.ai/"
    ]
  ],
  "name": "Builderforce Memory",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-28T05:57:55.248944Z",
        "status": "active",
        "statusChangedAt": "2026-10-28T05:57:55.248944Z",
        "updatedAt": "2026-10-28T05:57:55.248944Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Token-saving persistent memory for AI agents: recall durable facts instead of re-reading files.",
      "name": "io.github.SeanHogg/builderforce-memory",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Absolute path to the JSON snapshot that makes memory survive restarts. Defaults to ~/.builderforce-memory/memory.json, which every MCP host on the machine shares.",
              "format": "filepath",
              "name": "BUILDERFORCE_MEMORY_FILE"
            },
            {
              "description": "Set to 1 to expose recall only (disables memory_remember and memory_forget).",
              "format": "string",
              "name": "BUILDERFORCE_MEMORY_READONLY"
            },
            {
              "description": "Builderforce tenant API key (bfk_*). When set, additionally exposes the token_usage and model_efficiency cost tools.",
              "format": "string",
              "isSecret": true,
              "name": "BUILDERFORCE_API_KEY"
            }
          ],
          "identifier": "@seanhogg/builderforce-memory-mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "2026.10.29"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "packages/memory-mcp",
        "url": "https://github.com/SeanHogg/builderforce-memory"
      },
      "title": "Builderforce Memory",
      "version": "2026.10.29",
      "websiteUrl": "https://builderforce.ai"
    }
  },
  "source": "mcp_registry",
  "summary": "Token-saving persistent memory for AI agents: recall durable facts instead of re-reading files."
}

What the leaf hashes

{"body":"e609502e87e7057f7629b260ec85916c80915809a367f5d4d298e13648f70405","id":739946,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793169682530106,"prev":392080,"subject":"mcp_registry:io.github.SeanHogg/builderforce-memory","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0xd5de83c1a2bc3eb9f33b5a9dfb73cde5f9b05bb0d88795fe4dfcc80a942a98f7
2. 0xeb91cff9c75dd9fd52ac6a710913da64ec403278672ed1432b8e23a016d382f0
3. 0x79a0d6d596e5b8ebee937cbdd7ccc8682bfea43ff5ce10e10a68d8a439a665dc
4. 0xfbf4cf9cb1fa75eac809d257a109f56aca02f04f6652e3f905c56c4248fcd718
5. 0x6d1542038b4a87fef99e7a5bbabd9bc7c78ea887e8befaf671bad10b5a4a3dca
6. 0x4b5ad260b8ab49d8f9df47bf57f8f1fdadd72e1b74dd08b7ddd33debb9c6793a
7. 0x83c5ec816238c8f036ce1cab6222c993575da6c25d96f95a3f00a4a3af77c3f5
8. 0x8d4e40c2676d7e1ff1e4a1af01038a0e8b6780748bb7b4f9bfdba7a99a239795
9. 0x0d767cdf38ea20132593c3b8b9e6f94e7bffd6c13af2266a19a4e9cfce322d86
10. 0x4cee6105f427e79cd417f65e6390a564677e6e18d6fc3846cb5b97efc33ebd96
11. 0xa1b1eb0c020eb7d06ff9d9b432e932475bb6deb4e7d6e4c5bf81e059585e88e6
12. 0x1536a8c496d01cf29a56c24ce867983fb6f54ac712030580d8f5954f9dba0e4f
13. 0x0ec75adbdda764cd96393994f2e5fc25831c6c05bfcdf872e01ed5389eb9261b
14. 0xf6b8c3d6b5a76cd63c41fa19fc59bcc627a6c650fd84130c55cbc9251f9ffdd9
15. 0x6d86d2282dd724b1b80d031e4e3cf9ed095b746e38c9e58d933efb597daff87f
16. 0x32beeeb960280bc48748681cb10297ede9403461fe9c8143fdf946548e552926
17. 0xe08e8bd91858a8a10c46ecde9c29a6288b960987303173c5e882afb46ce91fa0
18. 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae