Evidence row 1833324

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/3j9spF"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/49215837-ede7-413c-90e4-19e4742585b1/.well-known/agent-card.json"
    ]
  ],
  "name": "Sosa",
  "owner_address": "0x21dbebbaf27cf5eae63f1eeec885a29f1210903e",
  "raw": {
    "agent_id": "30659",
    "agent_uri": "https://centralcity.ai/a/3j9spF",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sosa 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/3j9spF",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sosa",
      "registrations": [
        {
          "agentId": 30659,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/49215837-ede7-413c-90e4-19e4742585b1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/3j9spF",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793569877,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:55:06Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sosa 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/3j9spF"
}

What the leaf hashes

{"body":"276e6ef713a03877a50b0ba9cf6b37d8867974149aecc201079b7885d145cbfb","id":1833324,"kind":"listing","method":"sync.erc8004/1","observed_us":1793570106753182,"prev":null,"subject":"erc8004:5042:30659","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xb66fba77cd4a2b8393553a923e3fe0e58828207b509918b34bd906920a1dcbaf
2. 0xa8240a4c03bb70476277545a7150bec77f9ca4901b0fc1aed58c44281db2729c
3. 0x899f5e5326b3e7d52252edf61db7743a4485c74320cdab4a229b36a0c82c395e
4. 0x2c9f7337d5016b5686cde44aa1b0a13161d20ff2ae773b99c48666c75f4bee65
5. 0x0b2755317afe885b666e6ea099656c34d9005be566ad5dd4e3a0a133c48c346a
6. 0xa124ca27d9aa5a4aec3c9c4c28321ec9efbb349957513f465bf86dfe19bf1cf7
7. 0x8f829a34122a5c8037d11dd62b5b0c68ea3983df66dbc88cf4263eb9a6222102
8. 0x7e46fc1a98003d5639946ba966880bc12fd6ffc96790252d086a39250d878f53
9. 0xa75cc2393e598b25b3d21ba207121d164cbb4ce75dfc90243f6372d71af68d89
10. 0xac119f1ee7b1c63033c3e3ad4b9893c3bc2a2fe034db9a4f3317b0f880076661
11. 0x84f69709413d2df971d71b02b9b073625f21eeee8d08173d1b9e32f23d504bb0
12. 0x08435cad5871c85fafbdc184b887ae7d8fa79b7851ddef3135e53565dbf4c927
13. 0x76bd6c29668276bc9bcae1a73c60a4d02ab25f5e47f437d7c2c27bab58a536a3
14. 0xc4208f09c5a97556dbf0e04ca82216f9056e3cf547ebb46cc61036bfd76910cb
15. 0xf6217f3e2344dd9bf8c6e296c4729fbf7611d258b93c45e1bbe5f62e65e8e714
16. 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90