Evidence row 1821561

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/F16GHW"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6a9cd65e-6d31-4077-9a9a-0a7ebe7b72d5/.well-known/agent-card.json"
    ]
  ],
  "name": "Kossabel",
  "owner_address": "0xefe4921b23a29cfe3fe73036ec9bb2859074d25b",
  "raw": {
    "agent_id": "23646",
    "agent_uri": "https://centralcity.ai/a/F16GHW",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kossabel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/F16GHW",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kossabel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6a9cd65e-6d31-4077-9a9a-0a7ebe7b72d5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/F16GHW",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:18:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kossabel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/F16GHW"
}

What the leaf hashes

{"body":"87d10084adbb8859eb45c4564198841bc6d56a7c4c0447de64e937515c301553","id":1821561,"kind":"listing","method":"sync.erc8004/1","observed_us":1793564297158257,"prev":null,"subject":"erc8004:5042:23646","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. 0xd43df3272d068257f9069ebd38fba5263113da2cef07214cd8e3d3c52066257b
2. 0x4d7581aba898a345a113871b02913dcc6cec482839c3dd658f64a73f689e4be5
3. 0x3d57504b19f372c78e59813fa13b2f317370c8b30c8b6aa95f9f42b538897938
4. 0x1015ad97cedab8f2f01824858fd369c0a7be2346f748350e2abd7c1aaacea40a
5. 0x34d2914b023c5c866224770a986351318b2634d4bc4c0a20e8c5056723997a3b
6. 0x46ab09769d35d7bc7ff2d1dc2be6dff186a32ed6d8ecd392ab91513fcedac241
7. 0x3e2419e6447bc76e8af2a077144d183470b8879c1a1fd62d35e4081482881aeb
8. 0xd21aa89ed870300d8e44c0ce7cf247555082ffa116d1067bdaf3244e25c28457
9. 0x3667b323559d1ea0622bed65a73b7f72a0f98c67bb7c284b2a9f8176a5f81ee7
10. 0xbdeaacf92635e454bbdd8f6aa7d1c649d411b47b35a43c7b1f608dce9380ad1e
11. 0x89a9a1d9cff193276b8989a9494b1ffe06c7de65315c119bb302e49bb5f91056
12. 0x65360a9279458a580bcc7af84cb70bc3cc118973d29e37040c5149269369c309
13. 0x827e8832d4e454afc21199e490166d8c3be13193f254217a3857562757303f01
14. 0x57b5e8b79f831258fde2efa4c7b70cd486ce34b32e7d612a6965c086ed7a75e8
15. 0xd3f5c237675f14686b3a3c2715c6735a96952155107d7b2cb9a44c56420170bd
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90