Evidence row 1496794

What was observed

{
  "endpoints": [
    [
      "web",
      "https://saaspuppy.com/"
    ],
    [
      "mcp",
      "https://saaspuppy.com/MCP"
    ]
  ],
  "name": "SaaS Puppy",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-31T15:52:52.642441Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T15:52:52.642441Z",
        "updatedAt": "2026-10-31T15:52:52.642441Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Look up or compare free-tier developer tools, with the catch spelled out.",
      "name": "io.github.rahulparathy/saas-puppy",
      "packages": [
        {
          "identifier": "saas-puppy-mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.1.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://saaspuppy.com/MCP"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/rahulparathy/saas-puppy-mcp"
      },
      "title": "SaaS Puppy",
      "version": "0.1.0",
      "websiteUrl": "https://saaspuppy.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Look up or compare free-tier developer tools, with the catch spelled out."
}

What the leaf hashes

{"body":"87ef6ca78e6cca5f447b0fee339211948e6b95093690a036a398670c4f1497eb","id":1496794,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793463371955273,"prev":null,"subject":"mcp_registry:io.github.rahulparathy/saas-puppy","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0x8b267ba1b68b2cdd01ccf1198e22c72614225cef2399421e4a98fa5a51b576ec
2. 0x6137fb55e7e7de568ce3d03b25a092d607422673aba270738263754b1fb887e0
3. 0xe586675a31c10f3780541c5d1c016ada071ca804bd5bee007608da4b2fe659d6
4. 0xaf50ff924a447a61930e44d06f4950010cf0c81ee685606857bbcbd94bdeec47
5. 0x2ccb503240ccc75c25058c062b606b578bc0518717ae9af5b30b19804f5ed860
6. 0x532560667d4992e6ac24a82d3e27e1ef62214581c92a84c3423500b31a51fb7d
7. 0x9d7fc52c4c78d7f211be75c3a5d14580a8fb4140f5ab0145d334bc88d6205aa4
8. 0x886d481d7df3089d283dba959d85b3a371a5c4a66031496ab8be2b2a69b047c0
9. 0x761720e22d0780697ec147d53d1dd77c1342ac673c0206c6b8e2b219d580e621
10. 0xaa6488e284d9aec2612bbeb86b376f307f7926324424165052f38c8597d05a92
11. 0x9edce30f982afc219b772227f81eaa262e04de80c27388615bb07cd3ad18cea0
12. 0x720a17bc892e029f7a7f7d97ec657500ae4d19e81f252ea03dcb481ffe6284b0
13. 0xf78dcc497b1eed1570dd01a177c5d9c85de403719e57871edde8db0cd63ccfa3
14. 0x53cec9a253425d115917fd16acdf0d80665ab0944593859ce1e8b491b9693e2f
15. 0x91bc1c2b25f148b9b56bf377304983d0f2e68d0d8c3f65c9aaa8adb083331d11
16. 0x8605635b6c6bd33c6547585212170cc076018c2dd5f81f35a5ac4ade689fbb12
17. 0x50003b3c3045b653f8be4232e95e80582cf5c54c14c509ba0a9a197b9e5005cb
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0