Evidence row 2921591

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/uBdIWU"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9f3318a8-a567-4096-9f14-f21a039a03ea/.well-known/agent-card.json"
    ]
  ],
  "name": "Hiosteh",
  "owner_address": "0xcf305a3f833732eaef2d7393ba0b858793513729",
  "raw": {
    "agent_id": "216081",
    "agent_uri": "https://centralcity.ai/a/uBdIWU",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hiosteh 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/uBdIWU",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hiosteh",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9f3318a8-a567-4096-9f14-f21a039a03ea/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/uBdIWU",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T01:05:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hiosteh 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/uBdIWU"
}

What the leaf hashes

{"body":"9219015efaebb145505c2637bf9cba289a7d29ec2cca390d6fafaef0deb9b732","id":2921591,"kind":"listing","method":"sync.erc8004/1","observed_us":1793754334378183,"prev":null,"subject":"erc8004:5042:216081","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. 0x9138e78a1fd87d8bf361d60d31ad713e617aa99c33ac4f6f0c0165f350463685
2. 0xc431df9249cb33eed87b7cd7e438a30825e80fc88fad4a617f183f184aaf3678
3. 0xe299668053628541097e221f63075f0fc0570810a518abc60328dda79b79b007
4. 0xff9ce145ca7b82b0803928521ccb3647d12961b440d35ba489f7dc8234efc447
5. 0x6d2dbe8b5cb2c703e766bbe63d2f871a8ef089f15e25ac30ca114fcc56c3e193
6. 0x90eb8189c5f74b7481358de79e99491e3c298cfec490c40ca1082f6f11e4bfa0
7. 0x57353a816aba80fe41d25cdaebcbcae48cd4bb7e65ff3166b541673039a1fbfe
8. 0xc7831a98d1eafafadc657256800c65c333dcdad64c81eab3cb509adf56df6726
9. 0x5f2b89ad3ab812f15abe17c0e8db2674b9f0505a30c2c01e0d948577f4a2a371
10. 0xa6ec40e2a598e936999af84cfc260fcbf063d9ef24dc40d0f5cb7a01a9640a2c
11. 0xad4d419a4aa2e8dbcf3c029bb10e8f93eb1006b1512d87b94dee146bbbca6d08
12. 0xb394f3703945cb6fb90b938fe62b6a243180cf2fb889a7e761f77c50207d5932
13. 0xf7388591abb3a8930323ebeacf6113318b7e0dbad2c1ac381f65db930a78e67d
14. 0x81f4b53be09489882faa9a4cb613202e6d280222b8534330fe26fc56fa32a8cd
15. 0xdf9a63a7db8101ed0a28aec6f2d247d6d7df856be1e744490c9b5261f2c856a8
16. 0xcbeab7cdfbe295c259acb96245f397030a1d41f25243d4de19e7709db50be49e
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345