Evidence row 2941215

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/zUwjQd"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e90123ff-ea6c-4ea8-b426-be25089494f9/.well-known/agent-card.json"
    ]
  ],
  "name": "Fiakert",
  "owner_address": "0x44022b3160affe870b793054e7614e5f9a0a3a86",
  "raw": {
    "agent_id": "223299",
    "agent_uri": "https://centralcity.ai/a/zUwjQd",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fiakert 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/zUwjQd",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fiakert",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e90123ff-ea6c-4ea8-b426-be25089494f9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/zUwjQd",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T03:42:05Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fiakert 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/zUwjQd"
}

What the leaf hashes

{"body":"944f2685f17d17103b6a75b6759353cea6add4538e63671529240075f5c170d5","id":2941215,"kind":"listing","method":"sync.erc8004/1","observed_us":1793763725303998,"prev":null,"subject":"erc8004:5042:223299","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. 0x8d2cd1d9f28e58d0e6c05221dae551c134ec5f4f6538a795b5586c791e57f7e1
2. 0x76089bb3f9300102cafad8af03ec1cfcb786d1ae864bddae38f5bd085311b98f
3. 0x3327b2622bf3f7cb570b13ea071e5314ae45a65f4d77dc37f6e046e066a9e602
4. 0xf220e71e6ac7b52ccbb7341f1c696cf169cf607a82084b1e74ad243d8b07237c
5. 0x29459a630bbc3f20ca83576cd345009d6da9359c6a274dedfa2d720f4e030191
6. 0x82489d0d0436e5f7c5aa0527a747c86752a3cda99f489a87dbdfe094d1892e43
7. 0x5b574d5618c5a1e998a58450d10b34696d1d97b810fb8422d8e60e7c11c02f8b
8. 0x3aeffbe30b84c567a55035c02e1e0bb829a8b4d223925926e747af6c9fc2cc6c
9. 0x7ea63d856919183073ffa831877cdadc163d75b7b766025838ec6f12e195b633
10. 0x17ea5b87d9b2e9618aa09ffa6af8f7e52f077be6c47321ba9c1105ae3b5fc60e
11. 0x32a987c47c82c2c0a911bbbca1ee8a4c178b6a01f3851b6298f8b95597181195
12. 0x41c9e0d950dcc5bd2a8da26608d40646f09182e35f5608b592b71b95d8047772
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