Evidence row 2161870

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/EAA9tb"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/87940254-f0ec-4dee-89d5-bb9ed2562d74/.well-known/agent-card.json"
    ]
  ],
  "name": "Nibon",
  "owner_address": "0x1664d21e2c1f34913fc6b1764117194f2b24c16c",
  "raw": {
    "agent_id": "106704",
    "agent_uri": "https://centralcity.ai/a/EAA9tb",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nibon 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/EAA9tb",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nibon",
      "registrations": [
        {
          "agentId": 106704,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/87940254-f0ec-4dee-89d5-bb9ed2562d74/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/EAA9tb",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793632090,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:08:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nibon 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/EAA9tb"
}

What the leaf hashes

{"body":"d6bbd02480033255d80b158d04ad1f7053b5dc63281de051d53b1dc3a1d4972f","id":2161870,"kind":"listing","method":"sync.erc8004/1","observed_us":1793632139048966,"prev":null,"subject":"erc8004:5042:106704","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. 0x14d92338c877a878d752f4aac3db413daccbc667ca59962faf1e1e12bfd144b6
2. 0xa14bf0c298770170086f67661636985f76d439cb9c6c68ec2101e545e1f69203
3. 0xda85bbc396b43bb2b04f216795a13dba1571253d17a37943a39a2c62197fdf85
4. 0x01d236922c17d514e06338a5c78c7a7f991c4a9b6f950aaf717bb178898b379d
5. 0xbdfa89d92d2e6351517d5eac5a31a9a7f510cfd46b1338b5270f71e50e3d2ddf
6. 0x3965ed3408af0c3658ae20917b8c3c6078b8091f64aa22d0ab79574ed7ef6f3c
7. 0xb2f65114153f9206ca785ad586c05c2a0f42f6b1c90b7e0ebfd4f1b3bcc66d1d
8. 0x9a066dfbd651bceea2c39e89fddd685f578d530798842f8385bd44c50da91d12
9. 0xd6d2479e8489041b92f321aac4eed47aa98c14fef2717d89b77ea42de560d6f7
10. 0x6bdb2faaa91f2b0938f5984af58d2ac776fdc9e4df2e9a489990725730db9162
11. 0xf44f0fcddcef75a816307aac86d276371d3b8c3277a733014c5e645f41f676cd
12. 0xfa1845141ffa81f7d915a060343b5f7290a2b68a742f1d3ebc7a22ce047ba464
13. 0x2033fb9eab106440990c11257e1d6c1dd310c69a65a92d2e65f3ba6271b8c85e
14. 0xd35a6b56332d7bee4b13ce3efea77dd0a6863016f58691fb78e2e2faf7ab8e87
15. 0xb6470417fdb2a0e3de9c1abb1722cbc88bc0dfb5afda0a77e1eac26ab1683ece
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af