Evidence row 2626017

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/niZVVm"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5d2b1101-1233-4102-9cff-c21b1647db23/.well-known/agent-card.json"
    ]
  ],
  "name": "Tantik",
  "owner_address": "0x5a85fa3bcaa4f2573641ecffcaf01a9b3bee3e66",
  "raw": {
    "agent_id": "199785",
    "agent_uri": "https://centralcity.ai/a/niZVVm",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tantik 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/niZVVm",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tantik",
      "registrations": [
        {
          "agentId": 199785,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5d2b1101-1233-4102-9cff-c21b1647db23/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/niZVVm",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793730941,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:36:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tantik 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/niZVVm"
}

What the leaf hashes

{"body":"a313b6a4e66b87ecc822719cab999ed90db3edf08f70bc108749a424c5fe271c","id":2626017,"kind":"listing","method":"sync.erc8004/1","observed_us":1793730990981317,"prev":null,"subject":"erc8004:5042:199785","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. 0xf663614fe43caa4fc543abb22c2c7bc34a1da00b50ea21dee17ee9b8dc39d943
2. 0x2198a2030eb244f1c1ac4a1c692d9fd579efcc1a63ee0fbea5459f1f7ad811f3
3. 0x2c5e86635670cc1ed97df13ed1b80d5ab17d5ab7546ceef35366f4464581c77f
4. 0x8af90f5906be507a0eeb6bd5c0ad9a6af77cd9a386eced856401b7f674b6104d
5. 0x03eb053508bdf164ed0021f8dd89eb149058d299b7a98a2d743fe0dcbb4478a0
6. 0x6943123f9ed6fc094453fc75d1d2267c8a498f42b29fc79e76a145b939c958d8
7. 0xeb915d8b32a716fd05073a71322ebbd439a6be97293326d46118dda586509d23
8. 0xac2db3c958a322461c99fcfc1fc12dacb9e3a7e4e2e0b89d8f142ae87135f784
9. 0x51f67d4de0292aae56422957133c9f0faa7c2c534401b896608b32424d0de34e
10. 0x443cfbbdc61a3499ddbee87208bb1d52008403c4542ed2097c4723b20c34c830
11. 0x8e3c1fdc2589bbad55b5c3177356c9ee0739d1f7dd12f0e630748687b16e3704
12. 0x726bf1f6e89d1bfae556088442019d6403305e3c5baa5190461356d2d27d20e9
13. 0xa3161cb432d7bd6448eb9324e285f75f0a69460cee6b1b15f4e1c7d68cde0384
14. 0xc456b1c820d564945f129896256bb07afc74e79940a2da0ea6e9440718d856c7
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7