Evidence row 2196309

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/BrKjoj"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c94db1f1-1778-4c6f-810d-c97c6245e6b2/.well-known/agent-card.json"
    ]
  ],
  "name": "Hora",
  "owner_address": "0x59c2931ff5d6d189f8ebb384b88d6f22a20e986e",
  "raw": {
    "agent_id": "123975",
    "agent_uri": "https://centralcity.ai/a/BrKjoj",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hora 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/BrKjoj",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hora",
      "registrations": [
        {
          "agentId": 123975,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c94db1f1-1778-4c6f-810d-c97c6245e6b2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/BrKjoj",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793645761,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:01:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hora 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/BrKjoj"
}

What the leaf hashes

{"body":"e9b0f66f1a1b72652359fef1fc5437807f928c74b2a9c13597f6204673ba82d2","id":2196309,"kind":"listing","method":"sync.erc8004/1","observed_us":1793646078873060,"prev":2195889,"subject":"erc8004:5042:123975","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. 0x4523c3460941f9ba8bb29ce34080b1e3af44746b3a8d1800e254694ef792b5e0
2. 0x0129119740ac2c259f35dd4718d7d37bb05c349f424dcb3adda396048475161f
3. 0xf1c9bb7fcd4c271b21e0fc3d33c9d6ba57401abe23995b9bdccda092a6d864e3
4. 0xe4601f6427aa907721f23d67c33a820b3f1d715412ee5d3c458b32fbafe0106e
5. 0x04e103570c4ae5e9d5e13ce95eaeb66982fa44b8cadb3205b59b6bddbd7e8539
6. 0x1fc9ffeed0ce28c9c419dd5339c905379e9fb1a498fe484d6e26627ef43806ee
7. 0x5fac399e6c21959f99060672d2d55d7c5b4f070cf9fee462a5bdfcc65408a94c
8. 0x3ceba3555f6c800659605cfa84776e9581ccbc6ba07ddb7198bf2b8c9f044005
9. 0xa021498050c13f1f079590ea28d364f6243d7cbe820483e7a551ae3d3a3cc665
10. 0x2eeeb9f542994972c74bc63cb9f9db2f3b9219e4a1cea935907b6285518b9d1c
11. 0x9040b371d5950f0b54a05e134d8f1bf0ff2907815c22cb8410a554cb7410197b
12. 0xbc7027b08c105107379103e4bb6da46cb151f2ad9354e23245ef7a2991eacef7
13. 0x95a273bb8932dab7d9961e32e3d3be866bd51e98c7772b268db2595e5869b5c4
14. 0x75634d9d67fe6c75f98d15ecdced550aaaa0b303b51c1355fcc39f82416bc504
15. 0x3217f821997a6d778dcf0814a25b1296c55ab77710c675e7b15695d25a6ce67d
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af