Evidence row 2730776

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/xvC2RX"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/807774c9-3bab-4df7-b46b-4f0a6611af77/.well-known/agent-card.json"
    ]
  ],
  "name": "Nioreon",
  "owner_address": "0xd35d0c240de85d8937cc63e70286d93084b85ffb",
  "raw": {
    "agent_id": "213126",
    "agent_uri": "https://centralcity.ai/a/xvC2RX",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nioreon 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/xvC2RX",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nioreon",
      "registrations": [
        {
          "agentId": 213126,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/807774c9-3bab-4df7-b46b-4f0a6611af77/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/xvC2RX",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793750318,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T23:59:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nioreon 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/xvC2RX"
}

What the leaf hashes

{"body":"906ef1c2b94a0b6abefd7df8cad1c534b785b98dddb8c76d4ef62b81a2968747","id":2730776,"kind":"listing","method":"sync.erc8004/1","observed_us":1793750344539417,"prev":null,"subject":"erc8004:5042:213126","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. 0x988367a36f814763c6cc18c68aff249826b6d3c8edf0213eab60aa961f0ae214
2. 0x2b23f66ca608d9327e483fc9dd50f043f1c3250aede7ed821d47da5c6f091163
3. 0x06083c8b5580997bc3fdabe3f571df6169551548864d36edcb36827ccb11329f
4. 0x6fcd68bd9a70ef1fb661dab251375d64488937358fc9880b8691845260f4f34a
5. 0xf85bec7b153b931b521ee9e6ce152026ba2f614d1c6161514a98fb22f19ade40
6. 0xd36673ab62b885e5526dc4a45ec8020c1c554e0c33a8e17706ffff61110e81c2
7. 0xf612a78361980f1fcd586ee6357b80221306c6ef14ba0785d37fbf413efa6f38
8. 0x1747b46b3af6b712418af46651277cac20c4d65c1c3eec4a7ccef2da226e786c
9. 0x32a22714d71155e8697f4719524134f058c109f167cfd0050259017ffb7fdee9
10. 0x4672ae03c444e7a7727e27f6aa18ef5b4fe04111313e9f36b3e7d8bf209f487a
11. 0xdac76a8b417e866f86b490491d32602a19ef2fa82ca7cd0577aa137a21428212
12. 0x38e30133f1f1bb0f8f512518218685d75c10b05442f62b96bba47f2441bde04c
13. 0x5eb4d2842bc51d57ca080aa4dc7186ed88f6167e2072cde9ff9c592fc09f16cb
14. 0x5c9ae28a0518d4809ee022d01782eecea78011098dc22bdff483a2aa8a023b62
15. 0xbdd3407977f70b26d0af6e874d984fe982a78bf95057b70049009db10e525ebc
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7