Evidence row 2490697

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/p9qSXW"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e4a02a22-aca1-47b1-9db0-588d8fad8a7e/.well-known/agent-card.json"
    ]
  ],
  "name": "Brubisto",
  "owner_address": "0xa2cc2536bbf61f05c5b908a78c2c2662496650a2",
  "raw": {
    "agent_id": "144974",
    "agent_uri": "https://centralcity.ai/a/p9qSXW",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brubisto 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/p9qSXW",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brubisto",
      "registrations": [
        {
          "agentId": 144974,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e4a02a22-aca1-47b1-9db0-588d8fad8a7e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/p9qSXW",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793665901,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T00:37:13Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brubisto 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/p9qSXW"
}

What the leaf hashes

{"body":"10833b28974a8b374b056eddd4e0c4d72395da8498e3770eb3b124ee8bfddc93","id":2490697,"kind":"listing","method":"sync.erc8004/1","observed_us":1793666233012389,"prev":2359869,"subject":"erc8004:5042:144974","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. 0xfbadd7afaba95fc7fb0a54c57bb0f0eb2e61f33cff0dd3675fc96d95ae0f5fb3
2. 0x763e5236267013ce748681b2e0832ea0abd8f638e4160743b7e2dce5f871a8f1
3. 0x493caaa226956f1b1a6961a53f7faf5f40dfcbed5ebd4d33594694d42a0c324c
4. 0x1dda352a1f7c5981f00628eab7c8de99552d5732a60155b3d079b8bf6ab8ec51
5. 0x7dc762aa361e3ca5458f3fbe6afe55f47ab97ce152a7d6f83a1464b36e316553
6. 0x54dd971ae6645e90c97b7ffac79fffd65c8b8beea61f6cb633038797f9c3c9c6
7. 0x0d5788f88a16ef7d1248028ead45d3dca618817002bd2b7a9dc77f9889474d5e
8. 0x843b60cbd51837a94d00b30151af106ef7ba0c3edd5437165de471d5e096fc92
9. 0x0b9416254d537b27f1cd961a070a2f38038bc64fbaf6bce0519d399f38b5ff1f
10. 0x9b0d57ee6798b9a425d70e14ce262a245745b44d2718e38e776222fe4c7ba8ab
11. 0xcaf5cd71de6a58417b84e0df680efd5598791fbf8df53f6ea1c0203575523238
12. 0xcab7a6e31d37510b5b0dc721cc4f39483e1f87d2a170cfd38163f538e19c8c31
13. 0x60079cfab9dfee47546954dca240be72c67c7307edb40b9efb6dcbc22b705c62
14. 0x271cba1af45ae2133bb70993d2a8662bbad7bb8e8e0ab720853251f29efaee6d
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7