Evidence row 2920258

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/DZ2ipA"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/22033991-5a57-41df-9fbb-c58f4a9f3da0/.well-known/agent-card.json"
    ]
  ],
  "name": "Gumert",
  "owner_address": "0x6aa80b94f8e419b958767b9e10daa997363d4de4",
  "raw": {
    "agent_id": "215588",
    "agent_uri": "https://centralcity.ai/a/DZ2ipA",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gumert is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/DZ2ipA",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gumert",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/22033991-5a57-41df-9fbb-c58f4a9f3da0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/DZ2ipA",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T00:54:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gumert is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/DZ2ipA"
}

What the leaf hashes

{"body":"cbac5f688779af6adcec082193b7aedae607ca65356a44c531f843bd480218bc","id":2920258,"kind":"listing","method":"sync.erc8004/1","observed_us":1793753662409598,"prev":null,"subject":"erc8004:5042:215588","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0xe42c65c1dce63418ab2ea22d63982fb8468b2ac78b36dea5c35df52c83815a8b
2. 0x0b02d36a28bd832f707b7eb79a801b81457d5ad828491ff032478b0897b108f2
3. 0xc090ab145ab51cbc5c74da6c81ccbf4b0bf66e65a046b7d84e17dfafe3b84192
4. 0xa6a64c1c21e2f554ce8dc2971e2800fd61f3622af924a60c111b1621bdc68933
5. 0xe932b60dcad931b047a7198d1753abb2c3be5b615388a5b913f2d863e0ca3730
6. 0x52fc512e28bd48d2b6cf61315164323bf714d70897eca503dc0fe9140874f22d
7. 0x8f704190f5667efaea2ddfb81e988891065ea90319274a748a53fe60945bcd77
8. 0x05a883d2f1c04dbd205c1173eca08510bee8598a6aa2d0bab01e6e32d6264a03
9. 0x2cc0902f0f901fd5617b232cfb3c3281d79bd6ccf67670dfa0cd59d719051f36
10. 0x375246e4c88e88e6c822cf06f32cd86c6b8f1e1601b513385a47637c69b97f87
11. 0x35263360e0ba3017b6fffc4057b79def145755bbd7dce36a25160e872f81077d
12. 0x52c59214d635daa4676179d342694700ae07ec8e543b7d08681c03d11e3829ba
13. 0x850edfbd7f1ce6d3e11c51ed25671246e630daaf19bcd4d227e43e6f1340b62b
14. 0x7324a05814342612129bbef98d94a12fff89b93cf121ff58f8160eaebd6bcbcc
15. 0xacfc95cc63f2205f2e42294ed36a317ab746c06b12feb3c243315356ad95b62a
16. 0x621f050d36e1026696df95e35f6767fff738c18d7486aa88506e941d484ebef3
17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345