Evidence row 1818194

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QuxKuC"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9b780ac5-586f-42ea-b0f9-ddd91feca910/.well-known/agent-card.json"
    ]
  ],
  "name": "Tausis",
  "owner_address": "0x58b0e76814e103e7c9ec997c62c775b496a3c03c",
  "raw": {
    "agent_id": "21457",
    "agent_uri": "https://centralcity.ai/a/QuxKuC",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tausis 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/QuxKuC",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tausis",
      "registrations": [
        {
          "agentId": 21457,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9b780ac5-586f-42ea-b0f9-ddd91feca910/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QuxKuC",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793562340,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:49:41Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tausis 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/QuxKuC"
}

What the leaf hashes

{"body":"eb3ac07ff7f454bc954d1a44bd0da2a4c7fb109c4a83f84f9f64a81446823579","id":1818194,"kind":"listing","method":"sync.erc8004/1","observed_us":1793562581083300,"prev":null,"subject":"erc8004:5042:21457","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. 0x144404264a81c9df6289537d03c4bedd78ccf456927367e4063c64f45a8703d2
2. 0x7df65b133479044127274dbea2908a498956a703586060e97baecd3bc232f274
3. 0x927cb9b220b2ebe920b845d08d929a982db2b98a9819edde176d3bd654bb3afa
4. 0x0b64103eb7b9542453a9ca83baf74ec5b65fae2c7d98974e829c92e98d3a6c19
5. 0xbfd1301323bbaaee2e583200311f001acb0ef3fa9bfe1d461becbfe402303e32
6. 0x66c1e4e3ecbbcf45e4211cb044064fd383661e868560f9045caf832077a72bfb
7. 0x3fe0537e34edbfd9cfcc586588538a7220971d23c847402e580eef853ff0c041
8. 0xbe2ad79151765cb818252afa36a43efdb264d2e46702d82f86065edb87698f71
9. 0x654e664c3a53a1712c44f07ace28cb2c92ab1650303ab0162ccae97a3098d9c0
10. 0xe7280f29a4647a7c3b8c3e1e003689979df8260a0d162fbc6e35445ae2d271c0
11. 0xf1ff5fb130c78235101ac2db45993a9a14f82bff6ec526eec34000d047812961
12. 0x79859dae10fa788a49bdaa3213f20a160211971c37ee9e9362c112381c4c44f2
13. 0xf1747d321f72e3e44bd30dc10c794e13858576ce0204d89dd555f1effa06ee29
14. 0xb44b8d5019b9204aa2c2f558cdc381e6729b1aeca3e674741fa07287022b1f0f
15. 0xf1aed005f71411c0df252d9623f284bcac7de199e24c4d4cd5df3e8d3348d3aa
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90