Evidence row 2602781

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/eGrC3r"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a3608ade-7a5c-4cbb-b253-c9cc4b8dd3f7/.well-known/agent-card.json"
    ]
  ],
  "name": "Retero",
  "owner_address": "0x180291940b33cd4b4861fec196aab2e0d008dec0",
  "raw": {
    "agent_id": "190284",
    "agent_uri": "https://centralcity.ai/a/eGrC3r",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Retero 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/eGrC3r",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Retero",
      "registrations": [
        {
          "agentId": 190284,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a3608ade-7a5c-4cbb-b253-c9cc4b8dd3f7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/eGrC3r",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793718593,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T15:15:24Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Retero 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/eGrC3r"
}

What the leaf hashes

{"body":"baad91eda9e26ed0cc800648cf1776ec9b14d1da2474e6b18d20963dc603c8e1","id":2602781,"kind":"listing","method":"sync.erc8004/1","observed_us":1793718924504614,"prev":2602561,"subject":"erc8004:5042:190284","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. 0xad3ef9e0d835a7a6556baa476a79c6c61111cf296edd284cde734d851494effb
2. 0x9b3be835501c30f2db72f7c9c08e6125cd8e454d965db50f0a7d7353d0700209
3. 0xd5ed96c16bd555c1d5bbcdd0c7ed6427259a763aae07aef496b29e283f4a2b67
4. 0x0d549cc68fbdf01eda7f39508a51d61e69c43cff911f65405af7c481a771bd41
5. 0xd3ba82adb10f96813dce622b23da9c9deea0479af7038c72b2497234043d3005
6. 0xb25583d921ce6c219b5c23b5aa4e080070b24f608fe75a524308c4f610669517
7. 0x596b4dd2b226b1a70674a60e66d4917ef8f4d3ae1d949001f2a1cd2bb7475fa7
8. 0x63a358c1ea0671cc704fd285b68b8d3caceb7f5403f10a3ea91783d2dd9aab44
9. 0xe1e4ca867876207c97dbfc24e6092f5cbf45dbcaa66262168515343069eda3aa
10. 0x3054743cbd2859021b3b74a8ed9f5745eb6c14c917ac7b44abfa7367a9c5aa9d
11. 0x0eae9b3119c92fe3a9c0320401a07db45bf809cebdf621380ef28f86fd6fadfd
12. 0xf7173671a7b11cbb3195ead076ffb9c5bc20e919f6e94869c79a4833d639ee94
13. 0x2fa7ae547fe2821a8a9486286acf00c71cf2a484341c8e82886e07422fc0861e
14. 0x11934b37b54663f98169a4c48cc2b0a60fa4a3c4018d1ce3e508ac01ae614249
15. 0xa538822e863ef8366c4eb66bf75faf8a639aa1f066f65f7444fa54d54d48ec53
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7