Evidence row 58366

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.ptpge.org/mcp"
    ]
  ],
  "name": "org.ptpge/mcp-server",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-12T09:58:40.910276Z",
        "status": "active",
        "statusChangedAt": "2026-10-12T09:58:40.910276Z",
        "updatedAt": "2026-10-12T09:58:40.910276Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "_meta": {
        "io.modelcontextprotocol.registry/publisher-provided": {
          "org.ptpge": {
            "api": "https://api.ptpge.org/v1/",
            "holder": "PTPGE, a non-profit association (being formed)",
            "licence": "Code Apache-2.0 · data CC BY 4.0",
            "specification": "https://ptpge.org"
          }
        }
      },
      "description": "The open vocabulary of print for AI agents: terms, product envelopes, validation, fingerprint.",
      "name": "org.ptpge/mcp-server",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mcp.ptpge.org/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/ptpge/ptpge-mcp-server"
      },
      "version": "0.36.8"
    }
  },
  "source": "mcp_registry",
  "summary": "The open vocabulary of print for AI agents: terms, product envelopes, validation, fingerprint."
}

What the leaf hashes

{"body":"0b1dfde7dba46989d8b5c8dc3efdd864a0e9c776203195c5d64610933fdffdfa","id":58366,"kind":"listing","method":"baseline/1","observed_us":1793025444143890,"prev":null,"subject":"mcp_registry:org.ptpge/mcp-server","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. 0x7c2463ac2c579ad21d371b73e2c2ec9bd075180095ec0167d6791f6e60a50e33
2. 0x3acf16eef0bbdd55fa71b91bd8ec67cbd650bf55f831c7b3e8632d25977a5657
3. 0xc3296175246535a09d50702c808e8ba9918cad81c69969038fb94b4800fd8aa5
4. 0x1f617bf1584c12d97de858102d61bbb7f9455269c0d16a533b79ae67fede931f
5. 0xe45cdd67e66380e8099c963f5cba2cce7f5c45629e3b5a306926572848589c57
6. 0x747e95aebea3ee5695550d8636849f283f95f4c2dee75871d0c67135ca795453
7. 0x908f8bb23d058b5ce50caa819f945cbaf5899fe11e706967e687f047aecc6fa1
8. 0x34e7dbeeb10270472d0273ddddac1697a0a2c82e199fd4efc7cb7e397d1df504
9. 0xbf9cf1941309062c285efd3c13934cbbcbad2c624462e880b0513c8b5efca908
10. 0x0c3432fd40f1f8418cebc1fc547110c754897d4ba829a0e95408b105a7ebe118
11. 0x2c4bc324cca0a9cf9acc1b58f29ce72853140e0ac2b1e69e9b827dfe71904616
12. 0x779c77295186b32da6387dfb36d3a76522e7d713472a7cebed7c93529ccc4be6
13. 0x0bffb634300aa5609bddaa79e8d31d7cde36c0a5a4465472f809b9f5287e40d2
14. 0x7721d38652b6444b18e1193824e50490ade04851ce6221771f6e374c4527d80f
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae