addrbookFor publishers
← The evidence ledger

Evidence row 1001350

Observed , by sync.mcp_registry/1.

Kind
listing
About
source_record mcp_registry:io.writehero/linkedin
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
93df2026fe3a937f264782357f11392a396bca05cda30ac127e375f83ad4e4d3
Leaf
0x49e56958768ab0b1ed58c1774201a784b8e0e62d9309827be941e53d5a55302e

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://writehero.io/api/mcp"
    ],
    [
      "web",
      "https://writehero.io/linkedin-mcp"
    ]
  ],
  "name": "WriteHero: LinkedIn post checker",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T05:25:16.762786Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T05:25:16.762786Z",
        "updatedAt": "2026-10-29T05:25:16.762786Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Check, format and preview LinkedIn posts: limits, see-more cut, hooks, AI-sounding phrases.",
      "name": "io.writehero/linkedin",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://writehero.io/api/mcp"
        }
      ],
      "title": "WriteHero: LinkedIn post checker",
      "version": "1.0.0",
      "websiteUrl": "https://writehero.io/linkedin-mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Check, format and preview LinkedIn posts: limits, see-more cut, hooks, AI-sounding phrases."
}

What the leaf hashes

{"body":"93df2026fe3a937f264782357f11392a396bca05cda30ac127e375f83ad4e4d3","id":1001350,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793254373926450,"prev":null,"subject":"mcp_registry:io.writehero/linkedin","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (242798 rows).

  1. 0x49e5dd591c53bc1b867e215f7a61fe4b65130eb1d3edd9ebf26c375f0d4f9f34
  2. 0x01d8dc15b038f1956c3ddba43f639461cf3fa26d2c9178fb422084d0c1767852
  3. 0xdef2337677a0e4dd2ab105b6d114dd3ddef93467658d10b6857f4c75bf48f543
  4. 0x8d6b93af30e203cc8131252462c541de5b43e4b735612247e7b4fc9d29988a4d
  5. 0x7fba3700e3bdc83354ad368c39e6bc05d07bef8e60820e3fecd4fbaec3b22610
  6. 0x266c2b03660a0a89841e8300e43efc27b4960518c6c301b8a7e8fcd3c209c1c8
  7. 0x6efe76fcf5677ec9ebd71b93a029e61bf94a7540bf5292b23b7a00d1a234c262
  8. 0xd487c9eafc777e12241ed8314fa7719fb45993240c1c1dea7c956f4f8f391b37
  9. 0xb849a9f791386443aec09e9356f5fa0926c5658a5c6e289fc674bc98b84e457b
  10. 0x38ec09d9696fbdf35e41d2bb115f5f11da1354f6f2e641d91939abd25fae727b
  11. 0xacbcac271a18a754fe3808a7bfbcf9ca03c89dd39f2ac4f2ed4495992466ff1e
  12. 0x73a70bc0bb47ebd0a130b735308e2411b21521622486d95db42c611ebd2db840
  13. 0x631d9e4d32a0770b1547484c1f6ccb27bbc012377527b96eadfe1ed1aad5997e
  14. 0xba203712cc4170d9697121c2026471be02b4061fd0831c90d2971031c905f0c1
  15. 0x0bc4adb5c11d6f42a54004eb9a86e4a9294c3fb793d78af72f971454ecfe5b44
  16. 0x976395aaca1b771b7e37710dee4157412909d2398c44e306a2e1e3fe83b984fd
  17. 0x91f12a2db1e2c1be07cbe4de3981a37a33051a36d3c3eee5a260804add6d1d75
  18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07
Day root
0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c
Chained
0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6
Published
On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1

How to check it · This row as JSON