Evidence row 524619

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://land.morningbrief.link/mcp"
    ],
    [
      "web",
      "https://morningbrief.link/"
    ]
  ],
  "name": "Farmland — USDA Land Values & Cash Rents for AI Agents",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T17:58:38.3364Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T17:58:38.3364Z",
        "updatedAt": "2026-10-27T17:58:38.3364Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "USDA farmland values and county cash rents for AI agents. NASS data, 3 tools, free, no key.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "180x180"
          ],
          "src": "https://morningbrief.link/assets/img/apple-touch-icon.png"
        }
      ],
      "name": "link.morningbrief/farmland",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://land.morningbrief.link/mcp"
        }
      ],
      "title": "Farmland — USDA Land Values & Cash Rents for AI Agents",
      "version": "1.1.1",
      "websiteUrl": "https://morningbrief.link"
    }
  },
  "source": "mcp_registry",
  "summary": "USDA farmland values and county cash rents for AI agents. NASS data, 3 tools, free, no key."
}

What the leaf hashes

{"body":"ca2098d657bc7ed390deacb5b1c5faf8b45663074489486e6e4e8ebd51aa5f8d","id":524619,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793124739504389,"prev":57267,"subject":"mcp_registry:link.morningbrief/farmland","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. 0x6d3e3f17f52c8cf35bfd45a3ba44d95e30bf079f886d3231f4ea625e02b0b1b4
2. 0xef423bbcc9ed12405846c4b4dad54fdebebf58512f9ff89522240c03af0a29e4
3. 0xf446c39e026deb05721a8b9b7c0053587346c0b26c2ce06017c94a79c6164b86
4. 0x1692643c75b248d38e523fbd17969760083e355b25819be4f1990e2461485fcb
5. 0xfb5a2952becaf1c0302adafb4d199090001347db328f847a34f1ffd1559fde2e
6. 0xe98a48a0a061318591a932785dabcc8988e53ce55cd3c7cb4ff69b1897d4b352
7. 0x81136c7d3e522cd14db506e77a216c3db813195038e578dbfe32bb7dd31eb131
8. 0xfb86c137ca28cc38596a6e5578c435197b4663413143bcd35241e31cf24904bb
9. 0xa14a8b29eb8cc98929e3a86722edf0b2ad1518e7c9dac3ee84ea98e5d7f7976a
10. 0x6a2c2c29e5d9be291867c82900350790777b8c3505fa1e7fbb64640242a58d4e
11. 0xfac107c1c8084222245c143cec42507a805d975aa36d06859f2154d70b78a0be
12. 0xc78608c08428e27bbac3251f568868a865e1e442ea6f182a8fd2342173a5acaf
13. 0xa7e162a9119a39c37b96b3483510d3fd108f25676fe3a9584241629612b01526
14. 0xb2ae53d841a55a805fb4078b1a7d44e08a81aba4be3690bac3a5b4c366bf39da
15. 0x275720ecabb68df33eee92ae4fd70572a8d952d6c61c061c2869cfc3217aa5c5
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4