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Evidence row 769087

Observed , by sync.mcp_registry/1.

Kind
listing
About
source_record mcp_registry:tokyo.chain.agent/address-contracts
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
0523d63cd5bdfa69b069fbe658581b902847e8ee6d95af299c5b008d0b335edc
Leaf
0x7445ac77c1873c6c5b48519e44671e7141b7b8278337b119449753622c72881e

What was observed

{
  "endpoints": [
    [
      "web",
      "https://agent.chain.tokyo/"
    ],
    [
      "mcp",
      "https://mainnet.agent.chain.tokyo/mcp"
    ]
  ],
  "name": "Agent.chain.tokyo Address Contracts",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-28T09:57:27.82914Z",
        "status": "active",
        "statusChangedAt": "2026-10-28T09:57:27.82914Z",
        "updatedAt": "2026-10-28T09:57:27.82914Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Rent a real Japan mailing address for an AI agent via MCP + Solana USDC x402.",
      "name": "tokyo.chain.agent/address-contracts",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mainnet.agent.chain.tokyo/mcp"
        }
      ],
      "title": "Agent.chain.tokyo Address Contracts",
      "version": "1.0.0",
      "websiteUrl": "https://agent.chain.tokyo/"
    }
  },
  "source": "mcp_registry",
  "summary": "Rent a real Japan mailing address for an AI agent via MCP + Solana USDC x402."
}

What the leaf hashes

{"body":"0523d63cd5bdfa69b069fbe658581b902847e8ee6d95af299c5b008d0b335edc","id":769087,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793182251444432,"prev":null,"subject":"mcp_registry:tokyo.chain.agent/address-contracts","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (231336 rows).

  1. 0x744609f6275276389430ae3af942140fb8e942e3ae864bf1835a1754417c932a
  2. 0x513ea74de069746aff9fa3e64f3a1b5bea5f7d436e298940e124b442f936b544
  3. 0xabd845e3460b5f1f88a492798fd27b35303039755747f1b4c8d4d58eee44ac31
  4. 0xd6d037dc67a8ffc3ba7ae23ad24b1e87cd2f9bf6dcd8c473d8fdddbd06cff72b
  5. 0xfe552f1c940e15caaa42fcfd345384e53c5943f5badef932d528d45f6f7489cb
  6. 0x0670483a9587697e76490c9a77c5273a0b0f14783d4d23a8475771c2e9339b28
  7. 0x583d9596a693d3dfce870c7d1f3ca3833662967684668aca086ee385d3bd009e
  8. 0xbc0499a56566b261b5dfca2a2a3ea678b18d15be6d8ad663954d3cb608f0c62a
  9. 0xd32e242b3197afb66bc4899e3887fee528183ee889e86b2b2bb86cf18b4abbf9
  10. 0x5857ffae59152cfe6ef62c13a6c0c24c708604edc1949907b78d2a4d04265871
  11. 0x2b5194e67d42cb60e3fa3b6d08564138d31f18e13fed7387e0ab937b26c52ea9
  12. 0xb638432093f09e66c6d9e052988975b44a76e6bf8014857f35cabfd237a61913
  13. 0x804388c3a016ba462c83765e8caa94369f82e8575f22ed06fa23d3c116a23fd0
  14. 0x13a2df73da081eeb4e6752fd2a3d176d9f2a8d2dd01b46f18b266eb7116ace2f
  15. 0xab4e84d781dccd579dcf5c47a356a4a2e6cac58a2aefdf3543a3fa15238fa4db
  16. 0x74cf00e07b52415c2184cf20be69d195ed2725497a6892c2f3e449497c17d0ec
  17. 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
  18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f
Day root
0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e
Chained
0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be
Published
On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae

How to check it · This row as JSON