Evidence row 2604383

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/eZ7ZkA"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d7ea615f-d3b4-4a99-bc62-addf7b7d4329/.well-known/agent-card.json"
    ]
  ],
  "name": "Maarkus",
  "owner_address": "0x46f56c03ef7e6a7223b17bd7941ec8db8f79bf20",
  "raw": {
    "agent_id": "191084",
    "agent_uri": "https://centralcity.ai/a/eZ7ZkA",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maarkus 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/eZ7ZkA",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maarkus",
      "registrations": [
        {
          "agentId": 191084,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d7ea615f-d3b4-4a99-bc62-addf7b7d4329/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/eZ7ZkA",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793719667,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T15:32:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maarkus 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/eZ7ZkA"
}

What the leaf hashes

{"body":"279989a501e466495cabc0ae0b2cf0a0c3503f9f1a83a42fe6795631355a9bf1","id":2604383,"kind":"listing","method":"sync.erc8004/1","observed_us":1793719929601278,"prev":2604166,"subject":"erc8004:5042:191084","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. 0x608665daaa60edbca4c666a331f7fdb29aa977411c5e1faf93f0f9d42064f912
2. 0x0a77b7d93bd536b2f0a26cd98791b9a27366a94e3676495e825ddc53f330043d
3. 0xf4b5f81fa32398c4ba9e3f258e42d693538a12d8dd91409af7762dd50bd3d593
4. 0x9794a89679f8c3434ae94fcdd1f514cefd9d6d673d793c518116eb3c263e680a
5. 0x4a61f78caa9d1524fecbe9f94d37cab8422cc12bcca7b555070e998371c62bf7
6. 0x0a5d5840d1003b86cca72f7778c227c0d0193b9240a5f2ef089dec92af374ade
7. 0xcc9f8e2d309f20bbd5a2f0cccd8d50b3557ea606ada61ed2a299f14110a34cf7
8. 0x4ac4bd488f1875f21768ccc9ffc8f9def8c83e15118c4a7e91403edfc3f0280d
9. 0x0187e42c4d8b3534e3af32257f64b8cef36810a2d6085561c58e1efeb46e05dd
10. 0xd6e7a2998a30f4a33798cb97ed51834bab84aec82b18850fb6d321e697aea1c5
11. 0x72d0ee656a00b31d8052d7be26e83e9983686f1030a12e909d4143f7f73c02ca
12. 0x527f9886d0da5282a2ed38aa6acecaa0556e1e38fb49e97b820f93fd0a7a4d5c
13. 0x19e66cf94d3d2787fc459ee19c722a1b183024b2f719029ae6a0881eaa5dc8ed
14. 0xbf320f90cfe280db011085f74bddf4edc26cb0f41eedc38b0fa8b8f679ad0b5b
15. 0x335134861d623e850e919233efd5afeff49bc2ffa02948458dea325cdabfc928
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7