Evidence row 2727444

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/UYsnrf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6bed8649-b9e7-4450-9328-2620d2c2c552/.well-known/agent-card.json"
    ]
  ],
  "name": "Brianser",
  "owner_address": "0xb0499a46aca1ce9694366ee135f5a4c1691acf36",
  "raw": {
    "agent_id": "211172",
    "agent_uri": "https://centralcity.ai/a/UYsnrf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brianser 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/UYsnrf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brianser",
      "registrations": [
        {
          "agentId": 211172,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6bed8649-b9e7-4450-9328-2620d2c2c552/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/UYsnrf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793748096,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T23:25:23Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brianser 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/UYsnrf"
}

What the leaf hashes

{"body":"7979e65a208e2571c12b6320d3f5388d667a375d8d06ab31a947fc8ebb07b17d","id":2727444,"kind":"listing","method":"sync.erc8004/1","observed_us":1793748323450528,"prev":2727161,"subject":"erc8004:5042:211172","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. 0xb9a4fe5ac521e22e068261eb32410bfe31a88a7f2f054b4f1f9ce48a5a1b91be
2. 0x20971888b048aa94aa0152344dded487f6a67a67ad999d9743fbd6670811c0de
3. 0xec6183e5cb9208d7ddbdd943cc93a890ff1279198eb772eefacf1ced298faf53
4. 0xae9825fcf0e2cd8be2251405a2ffde193aa3762d861c5296ee2dda8d73fae256
5. 0xb426e311eb213fb614c99514cb174c0285f8c1c6ab32cb4b41ea3b74a0763ef6
6. 0x908554b5cfb17122566ca7af45eb75efd5891b97abd76a9545744da937ac535c
7. 0x0be7788a777dcf75ab8bd3b5d632c196fdfb66c171428f9359a9ac9684bec3c5
8. 0x5b17bf63d53408ed2567c8e261e833d8ce8059a2df25031398ccce70862516a9
9. 0x21e61855a75734b15dc33f213608b173c8c57b96022d7ade56400755e75d8913
10. 0x81482972a301f64e08d692364c9b7aebfc1f4f97599c1c5071cbba9bc2e79d74
11. 0x801ba503664d5cd396d03d50e73da8c24a973d9ae1d24a985885a5074351dfe3
12. 0x9ae9e5166f17dd74ac3cd9a42541c0f4e4f7223f8920d3f368c912d200baa304
13. 0xb62606c5a338a430cdb6c22a12b2a8d463bbaedc36ce1f677fb239ca0fbdf371
14. 0x28eca58d5790c044814655f49977e8cb478606900cf691de68ba9ce360992057
15. 0xc0bea6c8a0da854513562c1be034edd9e23999e98182b784da3cae0bf2e3890b
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7