Evidence row 2165873

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hikSXQ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d1aaddef-3405-4930-a96a-537d8c4641a3/.well-known/agent-card.json"
    ]
  ],
  "name": "Grinero",
  "owner_address": "0x1137ef091a8d0137af7f4f4a5058466c984b791f",
  "raw": {
    "agent_id": "108346",
    "agent_uri": "https://centralcity.ai/a/hikSXQ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grinero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/hikSXQ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grinero",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d1aaddef-3405-4930-a96a-537d8c4641a3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hikSXQ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:42:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grinero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/hikSXQ"
}

What the leaf hashes

{"body":"9890ced380a5e438963388ee8121d6358d4c3f6f975af6f383f9a6933bda3961","id":2165873,"kind":"listing","method":"sync.erc8004/1","observed_us":1793634171835537,"prev":null,"subject":"erc8004:5042:108346","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xa9c5dcabbbb6cac95a88e0de5471b1fe2f89b08d479b6768fe327f5dbe152908
2. 0x29261c996528ddfc5f279a6cd526c3050992714a7e5eb0b8a7469880088069e1
3. 0xed8f2d6af1c2a7e8a0b3949fe8e614f6efd7419444a25c080c2f7b49486a1d61
4. 0xc27d3b426219a9657860a1e69fd1144d08531b49b15172438298f2b99a7a245b
5. 0xe56883c329c9279541018b19c2047e3acea4d82f7f88887a2d008ea36dc1c468
6. 0xdf6b955acef727dbbe596000108aba1904dcccb63e0df8a05ac1682ff8b90e8c
7. 0x31a7590f2eb189719857a07d3b807930ac3df85dc910ba203d6fc13ca984c08d
8. 0xf2c8aa4ce486ba47b893933d0fc4f5fe992df33a9ca9c250ffed7b1762a36620
9. 0x42daf877da87c48bd58ae16e25c93bbeae19da47627e807777a071034171af95
10. 0xa8f19c2ddc4beb7fcf7f4daffc81d41b5b97e2a970eee26e5fd2e61ca3a9db92
11. 0xa78bc408c25c16a5eba1c78802d78a3e1de7d694f3e36af7d0c1afcf6a23b68d
12. 0xecb2b1beabd76534757e66312399858ccb35ae71884df60c160786e26591e83b
13. 0x0a8f32fa56d4ddb69ff176883beda0b0217f66ec9bd09c11cec95d7ba5f6c70a
14. 0x27deeb1ef1692b4773e73c16b6d8d0cdf4251fe2660821e5336f57539770fd2f
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af