Evidence row 1847790

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1KNEEm"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/24726522-b564-435e-acba-3f5567b202fd/.well-known/agent-card.json"
    ]
  ],
  "name": "Nufeon47",
  "owner_address": "0xbbd80d12a5af8c7bae7c6a5c02a50bb8b372b998",
  "raw": {
    "agent_id": "39459",
    "agent_uri": "https://centralcity.ai/a/1KNEEm",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nufeon47 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/1KNEEm",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nufeon47",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/24726522-b564-435e-acba-3f5567b202fd/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1KNEEm",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T23:49:12Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nufeon47 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/1KNEEm"
}

What the leaf hashes

{"body":"de022caea2a192b3ea279810a973a04f5728d2c756b99b7cd05e79448a40023e","id":1847790,"kind":"listing","method":"sync.erc8004/1","observed_us":1793576952027510,"prev":null,"subject":"erc8004:5042:39459","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. 0xd0f42dcc5e6d66ffcd6fd8733d16de76b4260a52206fd89edfc04b03bc4f7c3c
2. 0x46f6743a97748e6eb9c3761f002bfb90828e1fc8b201b5f9b5c3ac91e8bca27c
3. 0x68d869d492e41bfa501fb461307bb8cd77357807cf2e8b9cfeb94f64a9a4283a
4. 0xccd7a68346f58ce3b1b17a98668ee9a5309c9d16ec2a0ff9ee815374c38fe98a
5. 0x0940ec738f6cfbf70b128768ebfa4f2767303cb64319064c4285a6ffaa51038b
6. 0x614c69429f306697acddfd0715b2f3cb3f02318f09a3fbc9f8a21a5a5935f141
7. 0x8deef8329280bedef6860b5561b4f42461cfb3452f014ed03672b33bdce7e023
8. 0x519c127cae13105a9e9040c49ffaab4df144c63be797711c86e2590c7b434721
9. 0x670da10f3cbc591328c431753f0088e6ab342f6d2d924919ed3bf5f63ec65fa5
10. 0x958110c68b167cd5be32d829e69e3f1022f5f6376bf4ed1c0de6e4fcae340c21
11. 0xefd366ef17d5f662f0dd65ed14abac9be5b4c80d28bbc60bb0c1b94fd1eed586
12. 0x0032986be0486517c7f89f9578ee463311586d03dc0068111a40585b1de3cbab
13. 0x3050daa45d874dca785f324e89aca8fa3ef2f8a889ac7ef7a4ed23bd6db53a62
14. 0x57b5e8b79f831258fde2efa4c7b70cd486ce34b32e7d612a6965c086ed7a75e8
15. 0xd3f5c237675f14686b3a3c2715c6735a96952155107d7b2cb9a44c56420170bd
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90