Evidence row 14172

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://api.craftquantities.com/mcp"
    ],
    [
      "web",
      "https://craftquantities.com/api/"
    ]
  ],
  "name": "Craft Quantities: construction material calculators",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-25T14:49:30.041947Z",
        "status": "active",
        "statusChangedAt": "2026-10-25T14:49:30.041947Z",
        "updatedAt": "2026-10-25T14:49:30.041947Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Construction quantities from cited calculators, takeoffs, a planner and house drawings. No prices.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://craftquantities.com/icon-512.png"
        }
      ],
      "name": "com.craftquantities/engine",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://api.craftquantities.com/mcp"
        }
      ],
      "title": "Craft Quantities: construction material calculators",
      "version": "1.5.0",
      "websiteUrl": "https://craftquantities.com/api/"
    }
  },
  "source": "mcp_registry",
  "summary": "Construction quantities from cited calculators, takeoffs, a planner and house drawings. No prices."
}

What the leaf hashes

{"body":"c846d256795011427149a60ec1d7a0ede5bebef6436a1d068d2126039f28fd7d","id":14172,"kind":"listing","method":"baseline/1","observed_us":1793025316623714,"prev":null,"subject":"mcp_registry:com.craftquantities/engine","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xb3ecb9577b41c80ba83b34475470c2dc98e83de95bc492a25525506d7e6ff3f3
2. 0x3b77704125e182b88f12495b4e21c43c17ae7bd844c57cb7a475a1c063c032d7
3. 0xc093d437f0e7e8895a685eb7b9f10e17b092aa94e7a7a20e8d2a26d221668ac8
4. 0x72abb3f8cbc503c1e6ff4a079773a18591a209367c2ff7840cd888349f7daef2
5. 0x64fa6163fd637d7cbe0c62a3eb55b8202d6a2d228b61aab71b27d0cdddc9c0de
6. 0xf01716f5d4ece45b28a55356e65700a3a19847bfdfc3fe99ddfc4fba642c3761
7. 0x02382955d64f53c0ae9addbb6a2546e8b878c08592f8498d7ec87728bada429b
8. 0xf9d079e45434050b15f7b6b3159acdd820f1f7dfbb9c8868b54a60620463fbd4
9. 0x1febf46acae5d729433fefda7e1123eb690cce1d18b908d70421662873f455b7
10. 0xf04f1893fe6291cdbc16182b9a16bead5bf9b24bd4e846024218e2491f79cc69
11. 0xc50bb1c2185da1e4294f4829be5412051ce30550dd05a2a26962841b3ba2399d
12. 0x3d6ec9d5ef8daa604601742088e213da0a439db6eff6ce50ec3ffb264a60ddd3
13. 0x3b1c0e225d1b1cb24cd5d5ea4af2de20ed68a1eaf8b61924ed1b81e4b9cf7e39
14. 0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae