Evidence row 2188794

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/oRJjMD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a976d611-dde2-422b-b287-dbb01bd97dd9/.well-known/agent-card.json"
    ]
  ],
  "name": "Grarkert",
  "owner_address": "0x156ac340b28d446b0497d0212ddd2dd51678b395",
  "raw": {
    "agent_id": "120739",
    "agent_uri": "https://centralcity.ai/a/oRJjMD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grarkert is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/oRJjMD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grarkert",
      "registrations": [
        {
          "agentId": 120739,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a976d611-dde2-422b-b287-dbb01bd97dd9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/oRJjMD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793643471,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:18:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grarkert is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/oRJjMD"
}

What the leaf hashes

{"body":"b75c08007e02acbeb1e751b986ffa1074bf2f829c50505b213364047ada0df2c","id":2188794,"kind":"listing","method":"sync.erc8004/1","observed_us":1793643513744300,"prev":null,"subject":"erc8004:5042:120739","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. 0xfebc876f89c0f37e3792abeb032305d59945fdd0054bfc18f60ac3792d7887de
2. 0x9f30ea21f4a11e36b597065854e948c084a418d20f983fbb320e55e5f5af6102
3. 0x4ef784ce12c12316c6c4c6217d7156f2aa23397c2d5f7a40264f8847cefad6e4
4. 0x7f9fe000a0cf510e7fa4a25eaffd1e2f5d96013c41962d4f759bfe5ecbb168ea
5. 0x53662d35a61a7cfe34cc7673ce0431c0d9beca3c7d6c42330bfef20ed3833da1
6. 0x61d7ebc11f6991f254418d3695e0000b311bcde5cc1d91d95dfee80ac43fcff4
7. 0x21f94a1bf92723e69d4042ecc3151e559c76e76acbaf605287da9decc435c9ee
8. 0x561e8aefa0457616d4e35557747058badb879234dade1475020a088f7798d830
9. 0xf10a8c69da0c39943f8a0d3a89919274cdfe993bd83cbbb495a99e281e7b0574
10. 0x0cc1bfe069d87603c60148d083b557d0a732525d219bf40c3a28bceccf54637d
11. 0xc63b418076930e6cf31674e9bb2aff65f2cbb33dd9be3957737f5ffee6c7510a
12. 0x558609da34276e08016027f0ba334013ad7a47d8258758a41e477a91a04eb076
13. 0x2612b2a6ca482d4e1e568f2a6d1980f6401f76dd9a2480fd196bb762b9e1c71c
14. 0x59ed3c823c7507ae1b2993d19eda543383739dde961b25c4e0927023fff6be12
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af