Evidence row 2994177

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/8CNRky"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c1cf1984-146a-4ae8-bc11-986609a32ddd/.well-known/agent-card.json"
    ]
  ],
  "name": "Brontofon",
  "owner_address": "0x5364136bf2aface85344081b3f2483b3888b7e91",
  "raw": {
    "agent_id": "243490",
    "agent_uri": "https://centralcity.ai/a/8CNRky",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brontofon 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/8CNRky",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brontofon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c1cf1984-146a-4ae8-bc11-986609a32ddd/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/8CNRky",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T10:59:37Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brontofon 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/8CNRky"
}

What the leaf hashes

{"body":"e9a0dbadfbcf6e5a3af49e9104518d78471ef2d35c04bd90ae126b6e7471e54e","id":2994177,"kind":"listing","method":"sync.erc8004/1","observed_us":1793789977037575,"prev":null,"subject":"erc8004:5042:243490","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. 0x8ae7438772dd4c56bbcd7780913996fde0c7194375dbaaf5a2cda9a0633b8ab5
2. 0x31884c5221298c9d5ffc40f3374558b836daede3a17631872cece68621db918e
3. 0x56be689760de85b46c74ddc110257322cbee8fedc737c46478e9eed8f4b9d352
4. 0xb0352bd144f71aaafcb0f7429341b97c3c9ca8a5b4fe9eb644fbb038bfc05375
5. 0xfca09f3c65935a8f75f5175009d9a09e6a7d7e9d588491a1fc14124ee854f0bf
6. 0x4fa6f2ecea316f5738c3dc5354f955ff4600bb33bf60d39866f8661a160bdde5
7. 0xa735c75c6b0a379e21e5b2b714dbaf70f59c33477760c1ae7f24a03c09cfd636
8. 0xbdc66d188a8e5089429b8e31e9a7eb68b171b16c5cf646b97df32bca522d44d7
9. 0x35eedc23dd2fdf7c4a1683eca31d162e1e8cdcb59b275e4f27de614cffa205b6
10. 0x22febce7e5b930243db068c32b5cb43fc221bf01656ba9ccc554690d3aca0935
11. 0x778efc6572ff9d22b4abf8392aa9c615aafc777481aad91ade65517581d3ff9d
12. 0xf30a4320b78e393cb775964d84c15be93d0df2bd32d7e5ddd405f08f0dd2ab6d
13. 0x5aa607ed053cd738fa9e132d88d3915a033d3428408c597fdff2a0c284c26c84
14. 0x3dc9944f5d504306845940639f1c155794c735779342a7507d33af5d2f7278a9
15. 0xdf9a63a7db8101ed0a28aec6f2d247d6d7df856be1e744490c9b5261f2c856a8
16. 0xcbeab7cdfbe295c259acb96245f397030a1d41f25243d4de19e7709db50be49e
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345