Evidence row 50436

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/parquet-magic/mcp"
    ]
  ],
  "name": "Parquet magic-byte check, file discarded",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-09T20:29:10.421283Z",
        "status": "active",
        "statusChangedAt": "2026-09-09T20:29:10.421283Z",
        "updatedAt": "2026-09-09T20:29:10.421283Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Parquet magic-byte check, file discarded",
      "name": "io.github.sadri-dridi/parquet-magic",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/parquet-magic/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/sadri-dridi/named-mcp-utilities"
      },
      "title": "Parquet magic-byte check, file discarded",
      "version": "1.0.0"
    }
  },
  "source": "mcp_registry",
  "summary": "Parquet magic-byte check, file discarded"
}

What the leaf hashes

{"body":"be49f7e67fb88080622df3bbbfe7a24eb5c079f3a25846eb8834b0839af1107b","id":50436,"kind":"listing","method":"baseline/1","observed_us":1793025415279270,"prev":null,"subject":"mcp_registry:io.github.sadri-dridi/parquet-magic","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. 0x0e65180cde1bba6e87e3eebc88c2a02ac56c09670963dd86c288a9419c8d3281
2. 0x85a4c38842183e73bec5d1342674a427fbbe3c4e27c1bb3d09b1ec8fa00d2b48
3. 0xbe0c12c9d200a3b07dd86f9be8e008c7a61e6aa872785fa2db74c88062e3bc5d
4. 0x5daff70c9f64a8a1ae26058bfb4b89cfb1b7225e96e71459dc901d6d854fbd49
5. 0xf2783fb7aa9f87e9a7c4e9896a1cfe0f120849d18f693ac1865a4232fd2a07f7
6. 0x7a46acfa0ae958756f98f4bdc2b9765d7fc18968d158f06a362632dc4e7237ee
7. 0x04ee90b533588c9879fc76c442d62919deb3ac1b6925c8f669bf4fa715c2bea7
8. 0xd203a5359e9497778c5a5444354ae33ffe183fd7492f9e7de2671d89d2578f2b
9. 0x29aa9bda43042865701ed0cc9fe05ec0d53aefe00b0bc25ef73772496ea16be6
10. 0x36de94df31980769366d6459ea42b641bdc51120bfd8317d0101e69404feba8e
11. 0x1e6a5f0042a4b7776e54cf79ce729b60eac17c4eb209cc9613fcd31c9fa0d26c
12. 0x129649b2ec48fbc611fb055c3f5627bda42692beb65d09e853d75bcda4e06239
13. 0x294f7935f78a896b5f246a7c9a7ee1b023720acdb03fff3cd549c63479848ec9
14. 0xb49e8c2564256e5322e375cb619d9ac70fd17c1d1eba9c991bba4cb6428f45cc
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae