Evidence row 2082123

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/31WeDJ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f8916bc7-e02a-442f-b5da-5d9c2b94c141/.well-known/agent-card.json"
    ]
  ],
  "name": "Klakan4",
  "owner_address": "0xf80f44f934a97b77363b5049929f943a477f8c1d",
  "raw": {
    "agent_id": "72680",
    "agent_uri": "https://centralcity.ai/a/31WeDJ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klakan4 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/31WeDJ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klakan4",
      "registrations": [
        {
          "agentId": 72680,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f8916bc7-e02a-442f-b5da-5d9c2b94c141/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/31WeDJ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793603692,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T07:16:41Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klakan4 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/31WeDJ"
}

What the leaf hashes

{"body":"a2516d7e13864e56610a7fb2322a110dc7e455858f219c1b0f0a517b785d37a6","id":2082123,"kind":"listing","method":"sync.erc8004/1","observed_us":1793603801457407,"prev":null,"subject":"erc8004:5042:72680","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x21fe2ce68110bd68b015eccdb3c8d1f03b7164529bdbcf1fb818e83675e498dd
2. 0xea6838f5a56ca966ee13251c4f6802eac3ae6670f519fdbf083415083f8d2918
3. 0xcea8a320887aa08effc111d1eb30a7ebe7e6b3d7fd194b2f4739aa05d769072e
4. 0xbd459f886caa287975122d7279f4dbf06e0773c819befb0ed626dd59d06f8db7
5. 0xd279dae45154f8a2d1f1cf4a40c6f67829a9851c13f6b63be2d9275b78506cd5
6. 0x623b70eb8f4ff9e964fd815b8a871aee13b367bc7c858a6ed5cf4f71eeef6f26
7. 0xc500b309592aef02af8313baa38d6e62409282f5cb7407554ea86dd7343fc10c
8. 0x3a2ba1e2f8cfb281c799a5dd4d226e02a016de3832fc0626dd87267554fb8560
9. 0xb6b9ae366ff5f3ecfa72a671991048b8ecafec2b798f1066b9151d6e91fca282
10. 0x4bedbad57f8ee27360c292c94a1782e35744f2989cf1cf7c8f7f4ce915b351f4
11. 0x054cff7b0afbf885f29536e37c253c3b65b70e0fc28a2a3664164730a007b04f
12. 0x55683a1d17eb7241c5fc7a5cf11e9abfdc0742d9a734c294f9a5cf8eb64903c1
13. 0x1684e269a6d133e78b06586cfa473a0fd25d7ae52c10084dd8c0b8a491f1b827
14. 0x401f99eb33c3aca7fb1835eab8a9dc02765c5e3996fc9560617f4be6c7c50067
15. 0xcd21ec8d72a18a2d4513e4fd309abbb530810fb1dbeecd4b9b85acb4d6ff8f12
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af