Evidence row 2193943

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Kp0BHF"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/94a24b4d-745f-4342-b680-eebe90e7f757/.well-known/agent-card.json"
    ]
  ],
  "name": "Nantino",
  "owner_address": "0xa167f75497afa5374a08d3bc89f60307b235987e",
  "raw": {
    "agent_id": "122926",
    "agent_uri": "https://centralcity.ai/a/Kp0BHF",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nantino 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/Kp0BHF",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nantino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/94a24b4d-745f-4342-b680-eebe90e7f757/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Kp0BHF",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:43:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nantino 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/Kp0BHF"
}

What the leaf hashes

{"body":"3220ea8b8281fe7ec363f40aada9d503163a738b99f8efb1b9ee7b3a0f87c028","id":2193943,"kind":"listing","method":"sync.erc8004/1","observed_us":1793644984288405,"prev":null,"subject":"erc8004:5042:122926","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. 0x1dc238b747c95feb27a028bf31fe151677dd98040daac1ceec3af569edbd30c3
2. 0x9bbdcd929ad0f0ab049199794e09fe8b6b772330fd0c14ceccda2eb4eeb9d911
3. 0x09abd41962c027381e1f82d617194432af0585a9259983c797c4bf6ac3c5835d
4. 0xe82f89abe6b5dbe4a5392936a1afc787079c19dc6e066acada65d925d6da5859
5. 0xa86ad18fbc3e9925f2f539b6a79545e46d5a695839a65b9c065b85ca1c66776c
6. 0x1cb2f1a01350639b791377d2da77c72dd4cb905caed12bd182d02030c4b4e45d
7. 0x620f425ee069e29414ead1d536230f722ca7ce426fffa6503dcf0c0d8f3fafe5
8. 0x3848cd9fff0af7ccfa5974ea9df24361f58ebab85120b669ebdd032f8ccf246c
9. 0xf13fc53b811d8ee28ca19e3a7056463409f753356ad9ffd51f9effe2934ba8dd
10. 0x48cd111ae69bb2be054d8453e38b3100133ad192798e9490735a14afa0c8cc3f
11. 0xb9157424e7766697c4f0860812b3b44ecdbcccd528ae0f96a9861b78ef209f85
12. 0x189fb19645767b3fb6a2034ac4caa97d2f85b8b18f05cfaa0c2b16c045c37f2d
13. 0xd6cbf3765149b25eba4e10fe21fd5993687ecdd3cb9c495f97c3c148afee08ed
14. 0xc63937235d47ff2107de3051477e395be67b96d91d1349c787bf4b1ef91b602f
15. 0xcd21ec8d72a18a2d4513e4fd309abbb530810fb1dbeecd4b9b85acb4d6ff8f12
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af