Evidence row 2144811

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/EUg2nd"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c5a27f36-4647-45d7-b5e7-7adf9c6e6a77/.well-known/agent-card.json"
    ]
  ],
  "name": "Maarkel",
  "owner_address": "0xe0fef15bea7562be34f9bc72cf86873af3997bcc",
  "raw": {
    "agent_id": "98286",
    "agent_uri": "https://centralcity.ai/a/EUg2nd",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maarkel 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/EUg2nd",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maarkel",
      "registrations": [
        {
          "agentId": 98286,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c5a27f36-4647-45d7-b5e7-7adf9c6e6a77/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/EUg2nd",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793625832,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:27:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maarkel 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/EUg2nd"
}

What the leaf hashes

{"body":"0f10cc1c2ed12b086ddd3e024f83a7a8fbbc4bc21a8946c488be842726831def","id":2144811,"kind":"listing","method":"sync.erc8004/1","observed_us":1793626042399376,"prev":null,"subject":"erc8004:5042:98286","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. 0x858ea7a027161fcc52455013adff91bd8e5fe453776970a0d09839f2f09aa84f
2. 0x492eeee47061794d3a4449e2ee3af58b4b8faccdeabb34911f60b62dc003e74e
3. 0x7d851b3305ef5e0c334878c56f500de2a2465b0bb756fe575919470d195fe327
4. 0x7c7b5d48913bd98105d043eee9180bddcd12080c354e5acd9325105f4b3d16bf
5. 0xa959656d9a28c42236073120b19284703a81cef63b469b220ada3658c01727b5
6. 0xaef80be1097a37515ce19610552c69d271072f720c7ee3d536da1b88c1f37318
7. 0xc1f92b3354198cb83fc94b474b480d80c8f2e6aac615535080d21e9c702887be
8. 0xe8e710374ca8f51c50833d99c8e2c1c64d33e3ae5d1e8e24ca6c6fbbb62c1fa3
9. 0x72936920a9b763b30febb4ef07e735eb7fd1eb8eed63929cc0c4da0850933d8b
10. 0x81489ad75fca0fe426d5974b39402c1d64337dc28d18da61ed3dcedd90f93673
11. 0xafbffad6c5910d6eeb054bc01997b605906e12baa18fdc7fd71513353d34d52c
12. 0xe411f7e720673ba3ec5e17cf225d7b613794f2c0fc54fc3c10f61996c290e915
13. 0x01026267e0e47b54aad32519d39da32ac6f5740a40f20ce4f9f7312a7268ad12
14. 0x45296e5ab7be6d8163e528d05039d4c685fc8962fc80b797c1d68574b10b444c
15. 0x510fa2c647d18bb802da12cf41e17d136163e6624e69ed77e15235c4284b69c7
16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af