Evidence row 1782188

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/I4zZil"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9d49a115-67ed-4c7b-b1f7-373a62c1edb2/.well-known/agent-card.json"
    ]
  ],
  "name": "Kossero",
  "owner_address": "0x446c2ba32dbef217a3079e9b243785b84845727f",
  "raw": {
    "agent_id": "16513",
    "agent_uri": "https://centralcity.ai/a/I4zZil",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kossero 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/I4zZil",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kossero",
      "registrations": [
        {
          "agentId": 16513,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9d49a115-67ed-4c7b-b1f7-373a62c1edb2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/I4zZil",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793556144,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T18:04:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kossero 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/I4zZil"
}

What the leaf hashes

{"body":"23a6a5bbef2dc3911b300d12d93222cd2a9e32defcf4ec88ab76f80e4aa9dfed","id":1782188,"kind":"listing","method":"sync.erc8004/1","observed_us":1793556283019722,"prev":null,"subject":"erc8004:5042:16513","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. 0xf2d6bab0733416a0894955fe7f55a22e36b7cf332852468bfb7249b8856814b6
2. 0xb39f5257cf332e13223c8192521ccc2199877b7b16259355987fc12bc763adfb
3. 0xce81ac7970ca4349a7b0a150f99724be64d0ca66026c55ef24d16ca4b7bb757f
4. 0x0310c9efa5413a4ec51afa4af459d79c199a12f4162ae25d8d3bf9745c438375
5. 0x5c64dc7c7d8157ebb3395ff83a0a57e6d1b677ee841342c0768c7f62c3cdf1a1
6. 0xa4ce33a012bc7641ac850d565aa71173738b8f8c1754c150704642e771ebcb1a
7. 0x7062345f7f797da6875c6b2942e72042dbde9e3286cd7d3eabbc80abe31cf739
8. 0x4705800eefd41834bbcb6b61f16f6b9329f590e1e065d71e41bc66d4d45a0347
9. 0xdd99cfa739b90181846b201916824a903e38e406696377fd151337ac08a80885
10. 0x6c60f409481872fe697d0d0ac067cfed99a49e453ada7f9914240f892099589c
11. 0x4f5d8345ad6d565722b94234825ccb1e357475cb5f00852a1cd5f88558bc089b
12. 0xd1faaa0778bd48fa6c68cd4b13bced5b45dbedd3c663d1d8a1448916424846db
13. 0x0c23c9192bfe154b4061fe80d841228e518702b191bcc9803922e60782f4706b
14. 0x9b4eda8f413d128915df51c98c771c8ee622b35a4252b9c2a803dd51ad66d4c8
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90