Evidence row 1824723

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/y6NoLf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1a87ca26-cb8f-4870-9973-01955223561b/.well-known/agent-card.json"
    ]
  ],
  "name": "Firis",
  "owner_address": "0xa41a7318ef89f732628cec2665b37b63d509dc77",
  "raw": {
    "agent_id": "25531",
    "agent_uri": "https://centralcity.ai/a/y6NoLf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Firis 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/y6NoLf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Firis",
      "registrations": [
        {
          "agentId": 25531,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1a87ca26-cb8f-4870-9973-01955223561b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/y6NoLf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793565767,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:47:19Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Firis 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/y6NoLf"
}

What the leaf hashes

{"body":"b4f571b3c3c169d02b2983dfb0e56f582063203f933386783f5ba885d4e95ab2","id":1824723,"kind":"listing","method":"sync.erc8004/1","observed_us":1793566039825969,"prev":null,"subject":"erc8004:5042:25531","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. 0xef50000eb898f9e436559b0d00039eff8464bee0842f0962b80a57d5f000e2ae
2. 0xdd1b8628c711068ed6ba59e8e10008031407903f6a3cfab2e3bf3a8f319fb130
3. 0xae2eb1089186295e3086ed3414625c671c9699cde24c24d56602f76f3b6802c0
4. 0x0b7a3ed8462031b9169165ba52e105f1cc9c2be2ccde79aa3af687111c9ee4a7
5. 0xa9bf1807de79c918d0f20bffbe2cdab3eb0d04a7f7c6017b341825dc8b76bbb0
6. 0x758670f4943f7e828f0ff0415875d7d0f678f951221eca26b018d3226957289b
7. 0x1beeee58ce2a7c34b17f62caef2c58cd4aba9ac1b84b22e1b9d57378361d42a1
8. 0x80685a573c14dc8ed5385d11daa20898cb9e6022b3fac797cf08ee57851c9239
9. 0xa7b93330edbc84417202c75fd45fbdce223b5be4e3ff1c8ff67dc7be60d07408
10. 0x241908e94295d899b68e9b52db796a9973dd27b2013b566533e643f88eff589c
11. 0xa515386c3e038f87d1125a0876dc019f175f9e00ce412aea5bb8aab3801ff140
12. 0x1b5a8d6f871c578c6ca98d6b748b9433c45f26a6046ac5e84ea6551e53a17ec1
13. 0xe90b78263bda6cf595e6506f00151a77021430873ffa310d8a01f67d8991ca3d
14. 0x80f03705ce9ab50e28456bf4bcfc03de151f183a71db3234274287a24f946a1d
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90