Evidence row 392080

What was observed

{
  "endpoints": [
    [
      "web",
      "https://builderforce.ai/"
    ]
  ],
  "name": "Builderforce Memory",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T01:24:34.916971Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T01:24:34.916971Z",
        "updatedAt": "2026-10-27T01:24:34.916971Z"
      }
    },
    "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": "2026.10.28"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "packages/memory-mcp",
        "url": "https://github.com/SeanHogg/builderforce-memory"
      },
      "title": "Builderforce Memory",
      "version": "2026.10.28",
      "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":"343dfb314f4053396ed5aa3f2715982268a2ac5518cbb7963e179ada8c8ea6cb","id":392080,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793066566465247,"prev":387598,"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 2026-10-27 (273461 rows).

1. 0xbc5036e07076262cd3007c0f1e5376b8c4a71cc9218f3f14e2ceb84a8a06e2a2
2. 0xa8b4e4e9ed6742a56f2aba137317421feeae23d8e94d780bd7b085967efc2923
3. 0xbc99d157800b49110b5646895f72ddd6b7b94374045d64cf8d4477c10618e0c4
4. 0xcb9a0e7f2b73c6e37287ab1f1533e0979b918af8df2c716dd5158c0b87b42ddd
5. 0x1910fe225eee6a99a049b6e5a27f34d390a74660fec98086bc157314b4e60933
6. 0x71d8fbb02b05bd243dec8de15c0203df7f9c3949f592ef7292e2d84ce26bc83d
7. 0x139334a46311e61cf002891b48aa55c86690d105454eea2ac5052e39c0c59b91
8. 0x6d3ebb76c5e1982e59df4f9d3690d062d6b9ec9277e347e181ec94c246fc6f4b
9. 0x1694da0e79bf847bc6675065563fdb095528bdd65b8d7b19bea87d2b85aa648b
10. 0xceddd91198346d4e25e9587afd70730c8c05d560c735024fa28855d7b3e39561
11. 0xaf79bfeaa8b78c501b6b72d2abd133b4a8958ea976a4458f01d1f54590268c1e
12. 0x5942c2574ffacd0c039c3cd1147d5ab0b6d34e0278203065ce21c437ae2a392d
13. 0xa4f69e2cf941a3f318d70734b59401dd27010a6bdffb5c32a28304db650a6f0b
14. 0xa453d1738637a5c663802d07ce095aa340c80d53a4288ae277a72e265868ce4e
15. 0x73341bb09dd901ca47f26173883431496e3d98d6b0fb5b89f36218126d46c5d4
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4