Evidence row 2556626

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/4wTcYc"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/33351dfb-7d7c-40a0-9ceb-a18320d23f21/.well-known/agent-card.json"
    ]
  ],
  "name": "Briner",
  "owner_address": "0xce6f0ad57bb9da26aa680b08294d8d623dd498fb",
  "raw": {
    "agent_id": "171471",
    "agent_uri": "https://centralcity.ai/a/4wTcYc",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Briner 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/4wTcYc",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Briner",
      "registrations": [
        {
          "agentId": 171471,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/33351dfb-7d7c-40a0-9ceb-a18320d23f21/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/4wTcYc",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793696009,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:57:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Briner 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/4wTcYc"
}

What the leaf hashes

{"body":"2f9fea313f25e4546a87716a4196e30e0c5a515ea940e88a85e5eea661cc5241","id":2556626,"kind":"listing","method":"sync.erc8004/1","observed_us":1793696254899958,"prev":null,"subject":"erc8004:5042:171471","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. 0x2e4b1410d37f2435a1ee06c626b6e83c60afca3b748c35f7461b394959292c1f
2. 0x1f68cba1dfb1e2b3dcba7e239fa09c1203ff9d475ecb64af73b234836499fa27
3. 0xd652f80d73c976ed7086d6367f8e8553816d5aa77bff4ab739dc454472d743a3
4. 0x782e5307789f58ebb5cdc6e68815a91867572cf7c6adb2bdf9048f67de1c0874
5. 0x1441115d6a8b01396e2d6458625a252b3266e758d23d3fcd56842e6e280be827
6. 0x149c08e8283d35f7ac77f218d63576f5b7ba68ed44408210734d80b12cab278f
7. 0x6e31a2eff7b648e99be0a9248959693d44d0f7be115197610db6b729052060ff
8. 0xc51e8087705b84271063bb14213d0c5d1fad0bc86de461dc9ee8024b69336a35
9. 0xd62a93f20368fdc61b81d64dc46a65155b6de66566efcb28e94b3486390779dd
10. 0xef82882f20f8cd97de22ba390db23379647d11e83f6f057686d8086c617e99fd
11. 0x68a99b1b4914ad296b90b35e3a9b650ff03ca65b091830d962b0ef0062bb22cc
12. 0xec5437cb02bda8473e2b58bfd38d17c07766aa625beea1c1d587a39e0b6d36b1
13. 0xabecda24f649c46632dd795fcf8ca7d146641246a569c0a3ec1fd85e9baf0a5a
14. 0x2498d172c194baddb2b78ac926b7c8da79833909dc2801e4c25af0c0eeca0f3d
15. 0x3553ea75bcf78135f26289b22fcb05dd562af750aceb74fae97aaa66ea2adb8b
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7