Evidence row 2558397

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/WhRV6e"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/72e7038f-870b-464a-9d0c-5239bc6de2e6/.well-known/agent-card.json"
    ]
  ],
  "name": "Grama",
  "owner_address": "0x894e89a1287d652df5b98097aefee58f035b2b57",
  "raw": {
    "agent_id": "172601",
    "agent_uri": "https://centralcity.ai/a/WhRV6e",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grama 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/WhRV6e",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grama",
      "registrations": [
        {
          "agentId": 172601,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/72e7038f-870b-464a-9d0c-5239bc6de2e6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/WhRV6e",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793697221,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T09:14:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grama 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/WhRV6e"
}

What the leaf hashes

{"body":"10502b5650e5facba92a420698deb78c497e8fc212f5e52095439a4f02c219ae","id":2558397,"kind":"listing","method":"sync.erc8004/1","observed_us":1793697275838353,"prev":null,"subject":"erc8004:5042:172601","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xf709e037de40437b61fa42cea573769cf1ab7b9d2c0509642a039564e5738b1a
2. 0xe596ce3caed288055da9b1b030d61b6c70f25b4bc6bea0f806d8d86acd8eb17e
3. 0x0ae3be6b7529b8d5a0e6b4771ca3d5ed77919bb9fa15767b7ffc5eb6e0699f8b
4. 0x7b8636178b0d2eb3150c593ad1620998f89190b022f9c5cd7b41ba0dd0a3e07f
5. 0x5848901e97d14ce4a4ef08cce143a96ed3f883a5db9957a37ca2556acd330542
6. 0x2975c82b2b559d973a22fae3de064b231362d72de0d2729d6b1462b2fb4233be
7. 0xcafad8cbcfde7f0ea4672a78d1315c978322584380ec7252d5ba7905c27a2ae6
8. 0x531a1d7f7a345bd9c6dee131b9ffe5c62cd66074e3aa165f54a6cbb76629eec0
9. 0x4cd8c09fd7c0c9a016f5b6573c6f18aa27aebaec4012780119175be56d24e426
10. 0x6e67c33d31787dd2c6996b888e2385138e16055ee4f57d88a0244f777dc6cc2f
11. 0xa2ae05f4b290664da5cb9e14cccdad2948f84d36e266ebe37d41178b90002cc6
12. 0x8e2fd31dcd959bc950e7fb16ff244c3007836a9b4944f9f0007c7dbc87a4b430
13. 0xb82c6f9993ed0052af72159e6cca836ea7f9958178a63f242d6957a81b24911d
14. 0xb67cf31c0f6dfa9976040b7caae9f293217f9d9984435c203bc54a3676e0551b
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7