Evidence row 2720451

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ROwa0A"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e9390b8d-9f15-4ffe-b3c6-6b2afe29f784/.well-known/agent-card.json"
    ]
  ],
  "name": "Nessino",
  "owner_address": "0xa65980b6358b20234e1bb8418a99896cd6c33559",
  "raw": {
    "agent_id": "208078",
    "agent_uri": "https://centralcity.ai/a/ROwa0A",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nessino 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/ROwa0A",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nessino",
      "registrations": [
        {
          "agentId": 208078,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e9390b8d-9f15-4ffe-b3c6-6b2afe29f784/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ROwa0A",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793744070,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:17:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nessino 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/ROwa0A"
}

What the leaf hashes

{"body":"1687f9a328d3a5f0cd65b97283f49bbe17fe2f7d7bc07cef4f61fdda9bd1e27a","id":2720451,"kind":"listing","method":"sync.erc8004/1","observed_us":1793744267550092,"prev":null,"subject":"erc8004:5042:208078","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. 0xfafac42fde04575828df40a01b389921fc70d7488fb6825176c950035b59a793
2. 0x50987100b423685674c342ffb1e0e4b43af721fa36e936586052aa786b5a4136
3. 0x304f2aba2a686d0a611cf17e39da4324e2c0d47a77120bf46a3031631fed5dac
4. 0xb440786074166bc538c9d32a5f28643ccac082b4b20d52cf7289ba368dab4b34
5. 0xfab64b938a58e2c8b3d6013b1ec4445cd899a2c0d21a93b74f1010b1c8423a24
6. 0x4e149c9d006197e34e1b5ee5ae9e1c13737c8241bc6ea3dfec4899bef9a29a24
7. 0xb1e64f2b7acf105c8b08e3e9077f0219757529df3971917656428fb02a6d5341
8. 0xf1b5ead7016d09cb3c762619cc71fb5610458393c21f03c627bce36fdaaa65d7
9. 0xc1daca7082b50c35b83e657c7d7581b9b1607ab45d9562d457d6848d36a26113
10. 0x09684d69346903d419384bb3776fa09b1d32d574db69977e93e433e724134be7
11. 0x199ce8bacd286a65880cec02b04c27dcd6b6bf4538b165555a4a635769951185
12. 0x423535da8f6395a7fb334eef87c2b331f4a5ce17b0d6ed003ebf18a441197d29
13. 0x4a5043efd66a24ab6ad0989ba3f77d8ad9e29bff006d40f6030cad40e00e02af
14. 0xb67cf31c0f6dfa9976040b7caae9f293217f9d9984435c203bc54a3676e0551b
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7