Evidence row 2291345

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/GYrssT"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/858de6d9-bf79-42d9-b0e9-25175815e521/.well-known/agent-card.json"
    ]
  ],
  "name": "Britik",
  "owner_address": "0x0cdefe56ea1a88236f0a352e19e190a828bce2c3",
  "raw": {
    "agent_id": "137961",
    "agent_uri": "https://centralcity.ai/a/GYrssT",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Britik 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/GYrssT",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Britik",
      "registrations": [
        {
          "agentId": 137961,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/858de6d9-bf79-42d9-b0e9-25175815e521/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/GYrssT",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793658230,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T22:25:48Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Britik 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/GYrssT"
}

What the leaf hashes

{"body":"5bd8e4ac16737bf433d2c9f0e8db2a8ca46300f433a1cdd5357ef3645f234c3c","id":2291345,"kind":"listing","method":"sync.erc8004/1","observed_us":1793658348920756,"prev":null,"subject":"erc8004:5042:137961","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. 0xff97170de6e23ec9d29d63b15ba980709dc5b97639c39cbaf2c619afcd18a06b
2. 0x41f45c09af4fcc82b5c21fee4a7f4eaf6cb27b43f550f2f04b6b76a6f679df52
3. 0xb226e3600859c27c89d976c74478a629ba964e7734959afd8fe3d743e9e882f2
4. 0x4cd90206f67fbfb61b65d54e0dc4fec2939fe66ae1ce8927bd60502ad2ec8fba
5. 0x7df10bdc649c1edd6c0b9de1779921ee24037b023443df4e5f0f83a747749e37
6. 0x372592f26508ddda4f93f6de4b0ba8c85f627defa1f3cfcecb0d8f213e47d912
7. 0x811af8d05a2c3aafb258897b8ba9b1fbcce7539e64ce91b1cf35532705e27e84
8. 0xc09430717debc9d2b9092ec41712a9159410ac6f876f30f60d486fc22523e276
9. 0xcd9c1808ffc536a8738a3d65f86d822d46b89630e00afa24056e258134c9e689
10. 0x3e426b116ee551043c7fa8011592fb48208455066b4051086dab03b7214b3987
11. 0xf12f94b228ed72115bd658551ffcd676f11fbfe7bf397799563416a57be91255
12. 0x45415c76d2ab204a9729a2a944991420a243f07964146403ea6d43181ac1ca44
13. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
14. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
15. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af