Evidence row 48576

What was observed

{
  "endpoints": [
    [
      "web",
      "https://richer-richard.github.io/arquimedes/"
    ]
  ],
  "name": "Arquimedes",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-21T09:48:54.992397Z",
        "status": "active",
        "statusChangedAt": "2026-10-21T09:48:54.992397Z",
        "updatedAt": "2026-10-21T09:48:54.992397Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Search and sample 1,038,963 competition and benchmark math problems.",
      "name": "io.github.richer-richard/arquimedes",
      "packages": [
        {
          "identifier": "arquimedes-mcp",
          "registryBaseUrl": "https://pypi.org",
          "registryType": "pypi",
          "runtimeHint": "uvx",
          "transport": {
            "type": "stdio"
          },
          "version": "1.1.0"
        }
      ],
      "repository": {
        "id": "1413183019",
        "source": "github",
        "url": "https://github.com/richer-richard/arquimedes"
      },
      "title": "Arquimedes",
      "version": "1.1.0",
      "websiteUrl": "https://richer-richard.github.io/arquimedes/"
    }
  },
  "source": "mcp_registry",
  "summary": "Search and sample 1,038,963 competition and benchmark math problems."
}

What the leaf hashes

{"body":"328dde72121eb4aab26be13c837489b583186d925707ea25cb817e8f9678821e","id":48576,"kind":"listing","method":"baseline/1","observed_us":1793025412165435,"prev":null,"subject":"mcp_registry:io.github.richer-richard/arquimedes","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. 0xbed4b704114abe44afcee072569e9c11e7fa906ec78846ef8bc855adc7d80a1f
2. 0xdeaa672483a01f7781d826b47641d5241b578dc048dacdeb20bf8dc69d5575a5
3. 0x1334f5053f37e7dba181da4871f3f96ecb2c81f8203fa78e3b4d0ce4b1338dac
4. 0x0942ed8aa53647a5ad94703fb8b7319e5cfe628e4b0d817fc96ca7a91c7be179
5. 0x6c207479934a946653e96e6c70844bceda94fe8d729a096722add366f9eb7679
6. 0xd98bd4d9cac9679edeecf5d868913f3827d7300d9c7b248603d8f011960e7577
7. 0x1f54af9a27e88e8310dc2937094ebd5081442d93bb4f69c807fe5b4e230a7f1e
8. 0x9aeebea4bbab564d3574005fb0d6926ecf0c765799c7235703b2c3a37a2a8fc5
9. 0x9256e1cced21980ce963d76c45e282793b4c006b22bce6775e9d2eb3e8e04993
10. 0x48d04da54de88082e11aa43e473de1dfd941bdfb166e542aa1c13b29e3d7754a
11. 0x0decbdcd600e934c38d679c1b99f27ba6676644e856ed6ba36bca74feb432866
12. 0xc520305226daa0caf1c2416854f726ec072c950c1903497b2a1e88b0c6f406da
13. 0x96eae331a78c1c9248bc58130ff83d31b884760a51fe7191de2a39105ae7c072
14. 0xdbe2e8dd65ea1248b2936612538f18268abd5cf27ebdab3737694571ad496004
15. 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae