Evidence row 1817501

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/qN7pTS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/822a2d1a-c739-4045-abe8-227993cf5569/.well-known/agent-card.json"
    ]
  ],
  "name": "Himjo",
  "owner_address": "0x85cd33711fe13692e72676f3abfe49812386e30a",
  "raw": {
    "agent_id": "20997",
    "agent_uri": "https://centralcity.ai/a/qN7pTS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Himjo 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/qN7pTS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Himjo",
      "registrations": [
        {
          "agentId": 20997,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/822a2d1a-c739-4045-abe8-227993cf5569/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/qN7pTS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793561916,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:44:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Himjo 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/qN7pTS"
}

What the leaf hashes

{"body":"e40fcde9b596cf045233f8841701c6b863283a5079d8943379b44b43f907e52b","id":1817501,"kind":"listing","method":"sync.erc8004/1","observed_us":1793562250483809,"prev":1817289,"subject":"erc8004:5042:20997","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. 0xd4a1ce5deddf1db9ee84287b59f34b5f9713421bd6be99f0465c53550aff4417
2. 0xab45ac29fcf936de6ba0bcac7096d2bd47932531a85af5ce19f1bacfd569f1d1
3. 0xc64496e8078a7e2a1ea139d4badfe9fe07249ed6ae26e860609506f5f1fc8b68
4. 0x6c97fafc089f8d5bbcfa1f512a68c8bccfe45a83b19936186db556448a87692f
5. 0x0f9f6a395e63f3fb2cc8448b11d9ea1b91bea9c1c7ec9503a51c74f5afc8c091
6. 0x7bdbaa4806c8a7958928de991720521ba7190cc3a28ade0fb37a3d8a6be7939f
7. 0xdcc2a9e7b34363311ce25c3a5405ed26ad19e4455068d4315299636e035fdd50
8. 0x2095bbf06c1f98228caa1826487e2632f32023fbd2466a50a88a3b9089154318
9. 0x23e67806389ffeda68e9e0efe97034966d4855dbfa1f596ee581348c85163919
10. 0x0fc042566436daee77f4cd85552e07b186a0b7c59542ee23b24966a8de78434f
11. 0x81715d487b5fe544aae88a9f5274946af161abe42498dfa7876675f5033f0f5b
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