Evidence row 1777647

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/mDoXkC"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b46b0466-8943-48f6-9346-d4aa725f8532/.well-known/agent-card.json"
    ]
  ],
  "name": "Hintabel",
  "owner_address": "0x5c033dc5d6aae16d2ce134b98bc5a0902f5d4af1",
  "raw": {
    "agent_id": "12708",
    "agent_uri": "https://centralcity.ai/a/mDoXkC",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hintabel 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/mDoXkC",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hintabel",
      "registrations": [
        {
          "agentId": 12708,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b46b0466-8943-48f6-9346-d4aa725f8532/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/mDoXkC",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793552896,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:11:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hintabel 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/mDoXkC"
}

What the leaf hashes

{"body":"177df22dca1bdd6220b0f253becc3fab42edfc5440c4dc22de45696e35a05c15","id":1777647,"kind":"listing","method":"sync.erc8004/1","observed_us":1793553060936131,"prev":null,"subject":"erc8004:5042:12708","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. 0xebee1c2c2678a111afb0fdf1c2b15170a834c586a0785f3bcb78ed3c806ded49
2. 0xf0000330db7d40c3954088a866f5b2402bfd54cbd1c7f8b0ff329c524065adc2
3. 0x352a4c91f122e075e5b4a70b763d1dfb3ff3947999cb155e098dc999ae796eaa
4. 0x692efabd8624dc6e68da9dc339d26075545d011bfac355bbc8e04a7d3370fe86
5. 0xdb18ef1533ae09ec8b8becc059988130394d756fc0884afcd278f8c2ee64a6c6
6. 0x2851efa356868b91fe9c35025269b9a0d3445005d16c3ed34f73c8fb1cbeeee4
7. 0x3098257099349b00b6efdd68811c076198791427b0eb938da4c07f26cef61671
8. 0xc8db572af59302247cb6ac5de54e1a0faac414b3bb166745f07ca7649b3bac5b
9. 0xb693ae9bf77305f83436ecadc6cbb762101e2995214cbcf8e7034890761da408
10. 0x2aba60790f86cd0342a18b93fb2542a6b665ccc205a1a594d8c7571d18a54178
11. 0x6e4b2bf6501ea51cc3c81d4619b917fd8d16bc40cf1422c02096999f2e3d3d07
12. 0x586162bb9934e7529fd16769e1f528597ccaab0d9782aa49d73d05fc4cb15b24
13. 0x598a084bd520019422cd8fb5335eb9a224ef694f2125f139073e8eb90ca1503c
14. 0x80f03705ce9ab50e28456bf4bcfc03de151f183a71db3234274287a24f946a1d
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90