Evidence row 1837507

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/BkzKzw"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/37dc5a17-78ad-44f8-b31e-90cab0a59b79/.well-known/agent-card.json"
    ]
  ],
  "name": "Saufino",
  "owner_address": "0x30b079c5fb67c24e077d56e2b9c5929772180e5f",
  "raw": {
    "agent_id": "33221",
    "agent_uri": "https://centralcity.ai/a/BkzKzw",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Saufino 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/BkzKzw",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Saufino",
      "registrations": [
        {
          "agentId": 33221,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/37dc5a17-78ad-44f8-b31e-90cab0a59b79/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/BkzKzw",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793571910,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T22:29:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Saufino 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/BkzKzw"
}

What the leaf hashes

{"body":"523baa93263ff4c2e73545ff49d31dad71bc808e2a873e94ac4f6b099ba6a7f9","id":1837507,"kind":"listing","method":"sync.erc8004/1","observed_us":1793572158726720,"prev":null,"subject":"erc8004:5042:33221","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. 0x19a66328ce6cfc038e83b47a05ffb9f656cfab35363a8c5343e0bb2a3e27fd02
2. 0x33fc871d74ebb2a396d8ee233ab299456b896a86b9dcef4351938044ab6baa03
3. 0x8775428160759c9557361f310f14fea2e34e6635272a638c190e254886bbd372
4. 0x5b99f9d7284b5ad1311aa59c4b11f5abaab38fbc0adb3c1be2644f9bd1cce10a
5. 0xdafb4f5ef23378c99edde60d459dd17cdca9ac3b3c7e8a1f34974a9778b5acaf
6. 0xa49fb957d57aa3144a858ecdda239d0b13d54aaa1be04940082e3c89d089c900
7. 0xe0ae5110accdbcbf84a3a96f4ff6b509fa0118e3889a8cfbf2e126dfcb49319a
8. 0x6db4b54b43c240c1c5d42e81f577e7b09eced09219346ce9382f52faf2fdf0ed
9. 0xb5e94e69fb9d11f451f91f5edd0db58fb858e1511a50698b42a7541a98415fd5
10. 0xb8ad24b0e49b7fef81830b2a70eabd8b3078e04c6b267db43c59fdbf7c141f6f
11. 0xa13c8381c50bd1518cf66729b12ef47f9789d527edeb8e94a155a6169f83788a
12. 0xbc87c436160871473fe1b25793d3a9e1f28feb14d3406224c45c430970d25db2
13. 0xe932a6d750c9158a9531e23362139f67f1dcf32cd64229987581f24d7a22fe71
14. 0xa4d26e861503b80bb91bc89e98fcc6daf0fcf003f5a144540ccd91637ccdc11f
15. 0xf1aed005f71411c0df252d9623f284bcac7de199e24c4d4cd5df3e8d3348d3aa
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90