Evidence row 1773190

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/a8IHI8"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d837a276-647e-47ae-be3c-2b8d3f37d2cf/.well-known/agent-card.json"
    ]
  ],
  "name": "Bussert",
  "owner_address": "0xa7910972cb525ccc7b803ef31f786a6d37f5f20a",
  "raw": {
    "agent_id": "9028",
    "agent_uri": "https://centralcity.ai/a/a8IHI8",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bussert 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/a8IHI8",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bussert",
      "registrations": [
        {
          "agentId": 9028,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d837a276-647e-47ae-be3c-2b8d3f37d2cf/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/a8IHI8",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793549320,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:09:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bussert 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/a8IHI8"
}

What the leaf hashes

{"body":"b56e5caa6f6cc89409ca433a869773b7b8ed80826841397fa690d073f937ac7b","id":1773190,"kind":"listing","method":"sync.erc8004/1","observed_us":1793549370217794,"prev":null,"subject":"erc8004:5042:9028","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. 0xf8064f777b150381c46252121ec38420f0a422dfa4d3a80ed681293d8dd103b5
2. 0x77153ba67bf53205073260a2004de7604c11ae7ff372c0e1e4d2f90902a1ae29
3. 0x8aea5ef5d7d8f5c4c98991d62b2f67c207a2d3992521f5f1e05a47ec76c4de0f
4. 0x160aea4e00a775ca7b62fcaccb494ec2acc15e8aeb3963ca39593747abd69b16
5. 0xeeb8efa5780dbb938cc0ac3114d3ff7570dc7b2df64e1f3cc1e27781fa339432
6. 0xe70172e14552b3f81ca8ddaef21e62d511de872ba6a5436f8f3396ac76389c15
7. 0xf470c443e59e19c89ff93f074c262eafbfffdc57798c60b92c4f2ed47b670cf9
8. 0xd54bec93f331c3ff9b0a15ec5f17582faa67795f84950aaf4bd7c3f036b10eb7
9. 0xe59f7d01a774ed0de696a9779cd5b90037f1f9e13a02dd52bd03eb3ee7254eea
10. 0x83b39b2deffdd0737526bd705c2417a328e092f62a6089d801d15d84afda2512
11. 0x948ae35a73f59827872fc8b3a229109f1e88f983df3e9ff565812a297d31ecd0
12. 0x93a6b7f41af5d3e3bc733eed46dbda51f57a4d5a3adef140d3df24a1944c24aa
13. 0x4ec6a6783b0fbf13d364df34dd919edbce7190c4f5424e6bc50d2f35967469a4
14. 0x9b4eda8f413d128915df51c98c771c8ee622b35a4252b9c2a803dd51ad66d4c8
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90