Evidence row 2562777

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Rr1W40"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0e40f722-45b7-4a51-bb89-e56ed747b288/.well-known/agent-card.json"
    ]
  ],
  "name": "Kromeon",
  "owner_address": "0x25e95b28090de8f5ec951b0783ec1bbb737ec212",
  "raw": {
    "agent_id": "174716",
    "agent_uri": "https://centralcity.ai/a/Rr1W40",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kromeon 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/Rr1W40",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kromeon",
      "registrations": [
        {
          "agentId": 174716,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0e40f722-45b7-4a51-bb89-e56ed747b288/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Rr1W40",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793700051,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T10:05:06Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kromeon 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/Rr1W40"
}

What the leaf hashes

{"body":"260d78a880b580eb025aa34993650e85bc8f1a5a793007f6481f3d598e51bf64","id":2562777,"kind":"listing","method":"sync.erc8004/1","observed_us":1793700306649895,"prev":2562456,"subject":"erc8004:5042:174716","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. 0xa618a93603a75b66137ef8dd184026a46bacf20d468b20fc361ed6520ca3d180
2. 0xe88c4742717bd4fe6c62f91c906dde4885fa0cbe594e37871201db76877a00a4
3. 0xd3e882e485abb86cfa550ec6644ad326a1a9de6cbb5710f9c7ab0b87642f73e2
4. 0x18044300158fa66d15922e925f5048a9642dc138b062338b5c3d7016db4d6b74
5. 0x85aa6ef019a6388b279886093013ac9c7561aa7b9a800e6e78e7c7e6aedec003
6. 0x83f8a1eb968f439bfd932375675000e64f5a826406ac24bb69117b7cbb0459d4
7. 0xf23caff4d1823be45513d20e5a5cd6d8abe91458339dbfd15c7307fe42d08761
8. 0x8fc35084e7b342afed0abaae101e0428272da42dd6d747a0b87e32828f2c0f31
9. 0x82aec859f173aab6c5b7d844be9bafb3ca1bd28251a6250c261042b6dcd3400a
10. 0x20e8dc31a19b04c37d7bc04f927975919d60fd3a83811d0db99a3dfca2326515
11. 0xa23df5e8348854cb7971c7213f251d4612500291a87825917d5562b3d9ea1810
12. 0x815a60e45e734228befa37c27152dd91545295d9f9b2b149d67f91c9810546c3
13. 0x53a3eed7cbfaf81d389119a28838f038ff9374739b7125ff237e74956b8919f7
14. 0xc11e64de1e3489c6f039a4438e19d61260cc35d128740205319e373cf66438a1
15. 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7