Evidence row 2280219

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Hg1PnI"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/08bbfab5-22e4-4969-bc87-57740948666b/.well-known/agent-card.json"
    ]
  ],
  "name": "Gusabel",
  "owner_address": "0x9d1fd6d5f84087836bcfdf9d1da58f5b69c3c3e9",
  "raw": {
    "agent_id": "133252",
    "agent_uri": "https://centralcity.ai/a/Hg1PnI",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gusabel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/Hg1PnI",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gusabel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/08bbfab5-22e4-4969-bc87-57740948666b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Hg1PnI",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:11:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gusabel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/Hg1PnI"
}

What the leaf hashes

{"body":"8daad44c878bf2d04da056c25cff59433dd1b08c183ee7bbabe2385cb9aa8999","id":2280219,"kind":"listing","method":"sync.erc8004/1","observed_us":1793653888122195,"prev":null,"subject":"erc8004:5042:133252","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x8a6f4afc6240e9be12d93cab66b025ba77983798e96e45899a26fac84baec542
2. 0x2a9387783695d6ad1ce382b03d34f9afa5875a87450163e80ec3ae969f033455
3. 0x8ff637782fd1630b70841a7cd9f0e01362960aea6547a34246b9de37dd1dc091
4. 0x4e8f4410be593ca2b3975b1821281fa4407bc1235d76d70d2a6f97ef4ab2b69f
5. 0xf393017811b34a3e83cc5ecf86f93845928744f992527261308ad7412818269b
6. 0xccf9cfaf197eb4f4bfa4e42e0cc04dc0a5e6c4c0b7f9ebda3e2b6a41440e0ef3
7. 0xebce5ac6bab5ac60aec079a68d151d540b1301592ef21379232532720a8053f9
8. 0x14deeee3a162011e775a250ab75638b06997f0d1d275a97626b58090876fa18b
9. 0xb631e94e3cc4069369dddc2488c657bb70f43acf8a3203a14c5ce2d6d9a9e70d
10. 0xb0eb5565f6e18dc8a7da5704954d030fcd4cb0da7baef1631f130540a521de5a
11. 0x1b89b6fcdaee177466befaa588d04885f90c23db202576960672c832345ecfa1
12. 0x5e19b65c9dca303d18d3307f340e866c83a5cd5294e32913f90d6115847dd766
13. 0x5d871bfcf034460b25418e4174693de4c0943330f7c1beda840614a4c45cc42c
14. 0xf38c9617f655dc8f7c8fa11461cb30752d581a6bbb15051130839452c80c4270
15. 0x510fa2c647d18bb802da12cf41e17d136163e6624e69ed77e15235c4284b69c7
16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af