Evidence row 2021520

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/4O3VmS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d488c24c-a4fc-4914-a5de-f82e5c9974d8/.well-known/agent-card.json"
    ]
  ],
  "name": "Mauntani",
  "owner_address": "0x41908bd7c2f6f1b3a4c56475378b4552eeab5096",
  "raw": {
    "agent_id": "43696",
    "agent_uri": "https://centralcity.ai/a/4O3VmS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mauntani 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/4O3VmS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mauntani",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d488c24c-a4fc-4914-a5de-f82e5c9974d8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/4O3VmS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T00:41:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mauntani 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/4O3VmS"
}

What the leaf hashes

{"body":"9e6c05911fc5186f4464b6f6ee1e1ff764ee09d3a3f1ef25d1d52371202fb4ee","id":2021520,"kind":"listing","method":"sync.erc8004/1","observed_us":1793580090412965,"prev":null,"subject":"erc8004:5042:43696","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. 0x284d049bc2ff9cb75d83b7082727ed649535acbd1205978aeeb8020b4ed9e861
2. 0xac7f82d150a0fbd10baeda93ddfa5f7ea385852bb1cb68e4e3e1511fcbf24188
3. 0xf3687dff537a347482f81a424f446d6ad68e0c9584ec438e637374eab66dc938
4. 0x01112a07a911d37d88e8665e3da8b1a3eefaed7db92b2b2b3e64677354f87e4f
5. 0x36b4417bb5f1d55e350b12db308e43b9f287e56f2c4fed993a35d2a648f6c11f
6. 0xdef362aa5828bc6c50e7c346c7d28c1118e22683f6fdee1730e102863f694d2f
7. 0xd4fa6c46cdd991718a84a81093683272bbb18c1b047c8c5fc1c3218e584bbd45
8. 0x90175168e8de953a95b08b88ce53ed6ac0b434239c7fbac31b5ae594c4fc11d0
9. 0xbb21a057a2ac6d3551aaadda4591fa6a29f46e83ec1062223361360d641d9582
10. 0x5623d77813cc3b0c6a1fa85145612bc8f97e24a19ba47c341707a81e2a638ccd
11. 0xe1b8509e01d1532793b61f1dc718c65fb553f0a888aca1c23fcbe02c5333eab4
12. 0x3a4530c387a03c52b7afbd39200548993215a4cb14f3e53ead9b1517fcfe0b2c
13. 0x51e311ca2900bdc02d33f863997ecf605beee83455e2af17106fa126c029645d
14. 0x8d443fc9063dd9f00f5f7476005a8915a8222f4611f5601e212bafbdbbdd6165
15. 0x9cb76be6423133397c3da69f801d6af35dcce77b458aa17bd796c877ed7bc8fd
16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af