Evidence row 2718218

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2wk0Y3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9086371a-a858-4cf0-aaf5-754182328089/.well-known/agent-card.json"
    ]
  ],
  "name": "Piondisto4",
  "owner_address": "0xb40f1830a99c268fea6ae548692181ae2bc36b21",
  "raw": {
    "agent_id": "206825",
    "agent_uri": "https://centralcity.ai/a/2wk0Y3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Piondisto4 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/2wk0Y3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Piondisto4",
      "registrations": [
        {
          "agentId": 206825,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9086371a-a858-4cf0-aaf5-754182328089/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2wk0Y3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793742771,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T21:55:32Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Piondisto4 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/2wk0Y3"
}

What the leaf hashes

{"body":"9019a6bc51d161796337af8aa2cc99d8f721f7e4862ed8f0aa70f50945f010b1","id":2718218,"kind":"listing","method":"sync.erc8004/1","observed_us":1793742932610236,"prev":2717765,"subject":"erc8004:5042:206825","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. 0xb31573eb80506ea40b0dfb4e9e88c87fa8e8666a8f4bc6497e1d628ed714eb23
2. 0x37c7f3e193d439a16fed26046f4454cdf8c31b7f7f9219844ee3791a0a6a5271
3. 0x99789abf851285395fc422c631d590561d965cd706e16e02aef3bb441df3122f
4. 0x2c9c807977901f3f1529c913d1dc46bd875f0bd6becc64bc74d358b2db92bf33
5. 0xb96ba5fe817dadb4a5f4fe2155060e8a3f44c44bf60e55d3f94af75f7fe7d2a9
6. 0x82b73b3d2133bd7b34158e6a6a432174fa6cab55f9833c0e2ebcf535f960a71e
7. 0xf839162b0edafe8b04f3440a159df5b1abdc4ecc58fb9bfdefac7afaac70a6c7
8. 0x17dd467e668a543429cb7f325286af81bf85aae77239ce90e06b0b969dafc675
9. 0x111331f58e857572930f63aa1e1927c40d25bbfe5511f49c953880b529c0c73a
10. 0x81ea7750aee8bbb9f554a939c0855dc6120177962e6b5d35bd79f1cc4542df59
11. 0x854280f89f49ec927ae235984d0708f4692d1522a9d4ec2115a7ab56a7b7bd35
12. 0xc5a702d313243cb20e83c1b86e23fc99d953da21d2a26ce28ddeb01b69728cf0
13. 0x24a6ad148bed300df0d5c7786d9538e08bfd50fd138ab2e3058bfcf612b6970b
14. 0x1114468556630d3a65d038b1ce5fa0e558d58422878e6b91ce8c3b87e06fafef
15. 0xc0bea6c8a0da854513562c1be034edd9e23999e98182b784da3cae0bf2e3890b
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7