Evidence row 2921628

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/vUbP5d"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d82afa3d-b3d4-41f6-9047-2a3338016f84/.well-known/agent-card.json"
    ]
  ],
  "name": "Plaubeon",
  "owner_address": "0xd835e000182ccadf2b5cc20c74faa0ff7aeea75a",
  "raw": {
    "agent_id": "216118",
    "agent_uri": "https://centralcity.ai/a/vUbP5d",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Plaubeon 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/vUbP5d",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Plaubeon",
      "registrations": [
        {
          "agentId": 216118,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d82afa3d-b3d4-41f6-9047-2a3338016f84/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/vUbP5d",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793754283,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T01:05:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Plaubeon 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/vUbP5d"
}

What the leaf hashes

{"body":"5db125d5e7af99ea6c10b05c6fc12af189d61ae37c5ec8ef00b6c7127d502d6a","id":2921628,"kind":"listing","method":"sync.erc8004/1","observed_us":1793754334453716,"prev":null,"subject":"erc8004:5042:216118","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. 0x8eef8ff43541fe93d9629ddd288c9c02345833320ab0032895fbde6f6299da5c
2. 0x9f0c87aa0f339b66bab54cb1e7be98557f33e94367d609ca833e68876a654422
3. 0x594b155ef66e0ae4e524c183f673b74a4e3c535b8dfc79fffbb117ee182b63cf
4. 0xa4afc0bb2c9b2a3b370c5317e67b4a4d73b2ce5a489f199c5c338f22f7ebf94a
5. 0x8161e54449c119615cbca5044cfa524957ab5bb8652b0987787dc80504210f8e
6. 0xccd06ebebc3628cd2afa1d5c88e4338f9936767fb89f660b7210261c1b827b8b
7. 0xabb31778ddaf818b451539d126321806a75c2d88b5042a1a468d9e729247d705
8. 0x52ab7ec84b2294ff9c889fe28d0f44da677458c0fb233dbb33f99b2a0aae4847
9. 0x0c0a3f7976f2e9b5e5ca196969decb4cc50e20ecbed9157a8b32a20d35c974af
10. 0x2083fb0e958f16f0c935730b136c203fe01206b1210a6c0dfd6a6381a69312d7
11. 0x88ff8021d2540f251f3a3d8c72d1b3d751aa370478e678d3a813580bfdd33592
12. 0x5e78f89c3f053b5265e41fea0499dd712859397629d7bd0aa2d7e6d7daceda29
13. 0xd84e0b56ee0eb916eb990380758b2244eff546befabc3190b353f069f1d3b3ea
14. 0x3dc9944f5d504306845940639f1c155794c735779342a7507d33af5d2f7278a9
15. 0xdf9a63a7db8101ed0a28aec6f2d247d6d7df856be1e744490c9b5261f2c856a8
16. 0xcbeab7cdfbe295c259acb96245f397030a1d41f25243d4de19e7709db50be49e
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345