Evidence row 2157657

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/VylcqZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ba2da956-2454-476c-abc6-c302066c0938/.well-known/agent-card.json"
    ]
  ],
  "name": "Kozik",
  "owner_address": "0x9c67d2774f087ee62daee17f56bbad7f8221187d",
  "raw": {
    "agent_id": "104412",
    "agent_uri": "https://centralcity.ai/a/VylcqZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kozik 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/VylcqZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kozik",
      "registrations": [
        {
          "agentId": 104412,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ba2da956-2454-476c-abc6-c302066c0938/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/VylcqZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793630418,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:45:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kozik 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/VylcqZ"
}

What the leaf hashes

{"body":"34abc587bf5be4f46e00e343680a4d516b45a3f9f2c6145888bc6b13a4272f6b","id":2157657,"kind":"listing","method":"sync.erc8004/1","observed_us":1793630709039494,"prev":2157275,"subject":"erc8004:5042:104412","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. 0x0b33e0814daf32fb09cc49faace87d28e415835c7e9446d0d30285199b31c1f1
2. 0xa3810e7a002e0725941d15816146db1d4fd2c810388aa18969ceb6f5626bbd24
3. 0x5c670b33f4e17fc977157538afd555f2c9c9fb6cbbc2bf6ee45413506cce0a14
4. 0x40b422dc83a605125d753686def7485629efd26998765b9ed2700e1e68830f50
5. 0xca6b8ea80ad140e048ae1ee9a29186fddff2e0abe583db097fbf7b317d76cd03
6. 0x6a9e1f1aab636a837dc282f7e752c80ae444cbaf21063afca27195569a826107
7. 0xb892a76959ad826291e20440015ec30c4b787aaf3934ba32929262234d9a07f1
8. 0xd81390ab1edbc47561bbcd39accf70365ad9099af67a6bd43fb8b1fa2534dc49
9. 0x31d246e4d9f68194f2d3afb4439f370af90190510ecc6723764f23909e457798
10. 0xd4197bcda6d41139760f3137c74dc92bf628f786e3c1c911361c9dd907ca0540
11. 0xb2affa2d9d097125af75fbc8bbf52eb7cafdb5f87a4a78bd2a9c4349741f6d80
12. 0x62de33badd80df7208b6396a7b5f84e1812bd119449601378f8498da3e7a5e36
13. 0x0e3de14ede58ca786386b84fae42b353877b05ffc635f390b0d80c2d2342d8ad
14. 0xdd12fe6a2b0c972fe8b92369b1535a7d883c9e1085b61ddaf4130d8880afad75
15. 0xd82979c12a2aae44121bb6058b3364b3a3cbc9be411e35ab0208df5ed56f65d4
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af