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Evidence row 42199

Observed , by baseline/1.

Kind
listing
About
source_record mcp_registry:io.github.mcp-dir/pref_sp_sao_paulo_iptu-mcp
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
d910b89b5b1e6ab198f8e1dfa8d6925bb9a2f569bd7b3165e74cd3a3b533e1f7
Leaf
0xe3a90c4bc31ffd6a909bf7d133f76ef3fc5fced21338b47165e3c37d53b93dee

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://api.mcp.ai/p_pref_sp_sao_paulo_iptu"
    ]
  ],
  "name": "Prefeitura SP São Paulo: Certidão Tributária de IPTU",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-20T04:45:16.584567Z",
        "status": "active",
        "statusChangedAt": "2026-08-20T04:45:16.584567Z",
        "updatedAt": "2026-08-20T04:45:16.584567Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Prefeitura SP São Paulo: Certificate Tributária de IPTU, official-source lookup. Platform-hosted, pa",
      "name": "io.github.mcp-dir/pref_sp_sao_paulo_iptu-mcp",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://api.mcp.ai/p_pref_sp_sao_paulo_iptu"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/mcp-dir/pref_sp_sao_paulo_iptu-mcp"
      },
      "title": "Prefeitura SP São Paulo: Certidão Tributária de IPTU",
      "version": "0.1.0"
    }
  },
  "source": "mcp_registry",
  "summary": "Prefeitura SP São Paulo: Certificate Tributária de IPTU, official-source lookup. Platform-hosted, pa"
}

What the leaf hashes

{"body":"d910b89b5b1e6ab198f8e1dfa8d6925bb9a2f569bd7b3165e74cd3a3b533e1f7","id":42199,"kind":"listing","method":"baseline/1","observed_us":1793025400740440,"prev":null,"subject":"mcp_registry:io.github.mcp-dir/pref_sp_sao_paulo_iptu-mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0xe3a88bbee3e8a00b9020668e97bb4472a565a330d71a933b8bb2a735ebe4091e
  2. 0x1cc1fcf5466d66e53036a03453576a7eaccebeb0a1ea368868436bce8aa7120c
  3. 0x323e5e156b580dd184f2b2c441fec8e9214d6aaa8443489b40202d41b8998022
  4. 0x9234ad02c89204b6f919054429dcd91355719729555fa0b07a8e3bc8bb080d05
  5. 0x1d829e4a3c11193b11642828c34ad4e821ca5d8bc64eb3cf865800b232d5d1ed
  6. 0x7312f45cc3ffe61de0cb723705cf5d080fd2317209d14e2abefec01c72296a61
  7. 0xa8f651ea3ced764050c90692ec78040956e237bb702ba690611c62fd978ebac9
  8. 0x0ac5d1b4059f21bd06f17a02a4a9ea85c4f9e8ecff9d24aea26fec223dd62e09
  9. 0xd64a1531ed43b02a67d87d21ecef0bc1c12b2445722979b0bc983e2c2082ca37
  10. 0x249b79bed19d1f9d60c6d935894d3c7f842961834c52c966852cddf05d69629d
  11. 0xb545b804be0d2933a674be6ac915c6c6235897d0274e66143aa7cf879b9d86a3
  12. 0x8e135936797442c4eea61915f2c9f8f6df06e1322204cd0e6986ada3e54c77cc
  13. 0xc0924a0807e534382f518663123231c317124338831a2b310de2c17b09677086
  14. 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
  15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
  16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
  17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON