Evidence row 19275

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://programacionsiemens.com/api/mcp"
    ],
    [
      "web",
      "https://programacionsiemens.com/mcp"
    ]
  ],
  "name": "Programación Siemens — Blog y Cursos",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-07-14T14:09:17.42344Z",
        "status": "active",
        "statusChangedAt": "2026-07-14T14:09:17.42344Z",
        "updatedAt": "2026-07-14T14:09:17.42344Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Guías en español de PLC Siemens y TIA Portal: busca y lee +330 tutoriales (SCL, LADDER, AWL, HMI).",
      "name": "com.programacionsiemens/blog-cursos",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://programacionsiemens.com/api/mcp"
        }
      ],
      "title": "Programación Siemens — Blog y Cursos",
      "version": "1.0.1",
      "websiteUrl": "https://programacionsiemens.com/mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Guías en español de PLC Siemens y TIA Portal: busca y lee +330 tutoriales (SCL, LADDER, AWL, HMI)."
}

What the leaf hashes

{"body":"38601b16f58322aa9668af9b62bce289cf6e4cd5199c63b9328707aa99c76dc6","id":19275,"kind":"listing","method":"baseline/1","observed_us":1793025331414215,"prev":null,"subject":"mcp_registry:com.programacionsiemens/blog-cursos","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. 0x237f8cf4836e74481886a156c7afbac83167c5b130f6de041d36922e873cbb3e
2. 0x759d91870d0389fcc1d3f448c626d2c27663c3492d65d09d426f41cf96594684
3. 0x56d21869a469574169d571757259e5b15c489f1ae25fd79b60be9c1397ef0866
4. 0xcd3c2ad5a43054ffada4b26bbed93a550f7d402278db5233883d83679198e2eb
5. 0xb4dfb125252d70ed8ea825c7141f6958d19e9007b281953d4575d5c24d0a65e6
6. 0xeb464dc773864b290faec5dbfc3a95307a6c0275f1e6dc030cda2401cd324bed
7. 0xa74ba0730b180dcec6a14fa5119040d8f25b0058f70fc704a16cf753278c1211
8. 0x08786daf183e4e1340faec042b8775e2195bd236a3ca0c7a9f52b37a9aa6c7ca
9. 0xaad5f368abcc474c3436ca384b60b683f25552912fbcd4133da43505e2657a7f
10. 0x704493bae418bde4fd104ba47dec27e1d8d9ddc2c72e86c9507cb5b9906a220b
11. 0xafd0058f5459c39aa93b8bea4d66dcde1a2763032ab59f971a1c12b8652db90b
12. 0xac5b705d705b0f1bc42cf2ad1a7f1f197ea96178ce0704432cbb5d556e8671a4
13. 0x9d75d4d3ab6219edefa04be60b32fdd56be7a7672f370a5115f02f7b098ecd27
14. 0x9dfd312f3d4937f7cb144cee3987e8516f222932b4ea286605236d73cfa1ed16
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae