Evidence row 3688503

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/g9pDhJ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/51e3f07a-4715-4d1e-bf31-c2b4dd545be5/.well-known/agent-card.json"
    ]
  ],
  "name": "Fronsero",
  "owner_address": "0x3c1ff205b88021dec7e4667ad5e29709df2405a7",
  "raw": {
    "agent_id": "376294",
    "agent_uri": "https://centralcity.ai/a/g9pDhJ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fronsero 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/g9pDhJ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fronsero",
      "registrations": [
        {
          "agentId": 376294,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/51e3f07a-4715-4d1e-bf31-c2b4dd545be5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/g9pDhJ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793944241,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-06T05:53:15Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fronsero 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/g9pDhJ"
}

What the leaf hashes

{"body":"eca70d3243ffa8a8b503f7d4e2bcbd86bbadd7f8aa319282d5ede1ba9fe8c6df","id":3688503,"kind":"listing","method":"sync.erc8004/1","observed_us":1793944395072463,"prev":3688226,"subject":"erc8004:5042:376294","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0x049c6f09090ab027c0e39fd2fbf2d3c5b6009610f82eddc84ad26d3f6fc020f7
2. 0x9a4fbe855d1c5caf7547e59d534c38546d873837a7049a5e635aad4c0e57ef77
3. 0x0ae6973825221af1c0928f369fbe906d54645eeb8b3e2955a254e8a4966a990b
4. 0xd2f38f7275cde144c979df01d0e2568c09aeb73cac95fd57c488f09be67069a0
5. 0x89ee3e6ae2c108a4b55f2daeba77c8ca94ab5a339827edd8da14ea044cd6d042
6. 0x3ffa3ca990ae0920790486d5504f3c0e5ccc936ec9283f37730aa120b5b069d3
7. 0x119f155764e3cf8c0dfa9dc0ef5fe4d4929ecaa7f93866dc81ddbb76aa5f508f
8. 0x280cd4895328803c3d715d234f09fb922f6601663db7a684fbbd97da0c3e8c08
9. 0x3c2a8e0a572ad5dce59b13c3e0cd2406979f0a5c651596299d771086eb710e90
10. 0x7cfdb3b49e6c6058c4613013e2ffc6d384d87eea4569fb6edff51d83986660c0
11. 0xac7be783e629cf0e61cd845c0f6db8c20283c4e054f118448d0462b6cf310a08
12. 0x145ea18e5def946bf8c2c4b8c4a08e09457af7486ddc9027762de52dff10c116
13. 0xd48af394024a8bf38a11696a5a5e69e617d8926919d422a1aacb532bbae8a392
14. 0xcc863252048c203a5ecaa9621412e0894b2decc2ef2f26f79b1f6dd7017bfd76
15. 0xc1c168f06fcf5aacb7cf4877c193f1924402c94b5590a7647a022d30da984477
16. 0x63d3b15302a17641ec84d6d16c07594288ca45016a6cc12a65ca679e6cd95c97
17. 0xa448dc698494f795f2240c0e7070e8a93eb263baee21ca4185a7d03432a614d8
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1