Evidence row 3011551

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Qtckav"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d2bfc4cb-e443-4a60-8ee5-886f370e1d8f/.well-known/agent-card.json"
    ]
  ],
  "name": "Perkivo",
  "owner_address": "0xe764959d987cd90675458b1300cc63ad09ec79dd",
  "raw": {
    "agent_id": "250516",
    "agent_uri": "https://centralcity.ai/a/Qtckav",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Perkivo 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/Qtckav",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Perkivo",
      "registrations": [
        {
          "agentId": 250516,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d2bfc4cb-e443-4a60-8ee5-886f370e1d8f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Qtckav",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793799521,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T13:42:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Perkivo 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/Qtckav"
}

What the leaf hashes

{"body":"685f73fd709014afc37b6c4ec08d70f520e9ddfcbc380c11a36cf82e86dfb7a4","id":3011551,"kind":"listing","method":"sync.erc8004/1","observed_us":1793799766542089,"prev":3011358,"subject":"erc8004:5042:250516","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x0a55c4ac920fff3cb2157da7e31a48afe38afec04c4660ced180bbc03ccb205a
2. 0xfcc2e4799c18d26cf63b4808e534d327137eb4fac7f66d732ac27dc5039d0ef4
3. 0x78a0798dd0773a1ffeed0f102a6f491375bcfb024f29cbda2a2a0dc4cc24b19b
4. 0xb6847aab14e7c630cf14015ae8d5443dfa809c2926ba7210aeeb64841d5ab2cf
5. 0x663d85fbdbdd2ced22e8c49ce7ad6b4c7d69b00d6615ef82320d4b487267f305
6. 0xb27e8ad3894c7b07a2582a7694bc595328e244e85bf899b49503a8e955a47e2e
7. 0xdfd52ada63fde4ebe7fb98c3daf97d12187633c297a7f938189bc92ffbd1efc3
8. 0x538af6f3a93d16961c418774c6387cc944ac01674c22d031badfd5894c220e45
9. 0x761d5d41274c22dfdd69fb7cce83536feea43eef163b2cd6a55b5f2927e617e8
10. 0x033cf2f34bbf0f0731453a64ac32cf675e9fe6d0e78d019bd14dfb5d81e9ba1e
11. 0x58809b1373c4848e45ae5594efe7d62fd4cc1c2a40fa9d52e666efde51d27d80
12. 0x500e4da446a2f2e0bd2631b5ecb4ea544637f7d413e63221abcb40dd2dc34b8f
13. 0xb8a5ef47f6fbfb0cd1b84d2f5499b7090dad601a1b622dc9d852f4db6326bbaa
14. 0xb44c115525799df7784dd57375ef033a43e7f44d7f0a962d5e8c65f7f052f0bc
15. 0x39999cd980e41ec2b00689b8f721fe6463b8366a077d7faaeed19e6514cfbac4
16. 0xcdac863807ea81d51a9ab718457637e91824fd377a06759901352d9a23933554
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345