Evidence row 2688014

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/4OAaqc"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/60de966c-9cfb-4446-9f8c-419c3ac3403b/.well-known/agent-card.json"
    ]
  ],
  "name": "Nostose",
  "owner_address": "0xebcfbf9f29ed3d9dfe573784b30ec915e15060d2",
  "raw": {
    "agent_id": "201659",
    "agent_uri": "https://centralcity.ai/a/4OAaqc",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nostose 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/4OAaqc",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nostose",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/60de966c-9cfb-4446-9f8c-419c3ac3403b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/4OAaqc",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T19:51:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nostose 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/4OAaqc"
}

What the leaf hashes

{"body":"71361b0c777441050689d67c36a89b5f761624f6a0e6ab9b3a57934c564bebbc","id":2688014,"kind":"listing","method":"sync.erc8004/1","observed_us":1793735513866176,"prev":null,"subject":"erc8004:5042:201659","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xba1370752ad33832a5e54b3eb338ddda5859caa84c2d6f2a604b1d43d8454690
2. 0x9a48f34a066dd964058f371d580fdbc609d7df3034688243f7767deddf9b51ce
3. 0x31b20e4665277dea9ef6abcb1db318be706280c2637548e22a7a9297a81871a7
4. 0x2f5de456ef4acb44690d55f82af30cf9427433f34a9461c13ab7397ba3f7b075
5. 0x225030a13283474cb3b9900d5c44e017c3e2b7eb131531fda2119f315029efd1
6. 0xf8673d5c29359751b0908f6c3b82a935f214a5ecfa08f998995a5cd8d92292ea
7. 0x46a4c1000d43d9609bca58f3836e591726c7d1538db813acf4f7873dd4f273ca
8. 0x5ca651034d0d2d3e8bf5a0bcd95c9d0e1d4dc402b19b6634a694b5f21384b2ff
9. 0xfc8708ccef188d1a25e38303054cddab8c5367e97c4c1408ed76c53906a8cb20
10. 0x0d8ca11d7058145d704fdd4792dc0d429c24a9f536ad92fe46590acec861b7c8
11. 0x801ba503664d5cd396d03d50e73da8c24a973d9ae1d24a985885a5074351dfe3
12. 0x9ae9e5166f17dd74ac3cd9a42541c0f4e4f7223f8920d3f368c912d200baa304
13. 0xb62606c5a338a430cdb6c22a12b2a8d463bbaedc36ce1f677fb239ca0fbdf371
14. 0x28eca58d5790c044814655f49977e8cb478606900cf691de68ba9ce360992057
15. 0xc0bea6c8a0da854513562c1be034edd9e23999e98182b784da3cae0bf2e3890b
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7