Evidence row 1821315

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nZktMj"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/76f3f504-fd55-4c97-98f0-507b206220ce/.well-known/agent-card.json"
    ]
  ],
  "name": "Tribus",
  "owner_address": "0xf23eda40664d897cb15f74c7898a7c3238cf60ad",
  "raw": {
    "agent_id": "23400",
    "agent_uri": "https://centralcity.ai/a/nZktMj",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tribus 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/nZktMj",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tribus",
      "registrations": [
        {
          "agentId": 23400,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/76f3f504-fd55-4c97-98f0-507b206220ce/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nZktMj",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793564067,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:18:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tribus 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/nZktMj"
}

What the leaf hashes

{"body":"985dbaabb678086c149b212d71447a18de74c149cbe7e86393386c2533e954f8","id":1821315,"kind":"listing","method":"sync.erc8004/1","observed_us":1793564296304392,"prev":null,"subject":"erc8004:5042:23400","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. 0x7a555d7943d2d465e4dd8d3d871b94db401c3e738dbb2c11e2f9b65aa511e976
2. 0x2251ce16631aab57884bfc96b065ee3860aecc36ee1d485fae5654ef98fd07ab
3. 0xc98b07cbfdcfa35dea73ea2b15206bb42d7772aca1dbbebacc39db3994357b44
4. 0x4c7374b8f2fb079553c8798d8dbc2445641b94d8ec992ac3be0e5919d42afae8
5. 0x8e6cb2f8c517961a5587e94770cfa0cab1a8c56a917acee1e63df5ee8b254730
6. 0x7b8944df15bf5a5f4513b84b95a74ba9a7c8029d8b861f7152f3368c48c861f5
7. 0x02a773c34908ad653b7e4f838428a503cb3a0914461ef5e57922d797e89d62b5
8. 0xa0803f15c679b9570b3caf8f2627ef053cf48812e34045811ab58f16026d0a5d
9. 0x8943fece8cc516440bcf72c9da4275c1cdc4f2200b3f79ed6dcc8293d4320922
10. 0x9ccdc2141e2253c7b9b42b8d6c748fa3424e0f1a8e6df98a011267fcaa8ed6d5
11. 0xbd8a3f895ecfe19f55af30af517863e290c5e4b5c90b8220ebd4b2026a1b53a5
12. 0x9a9e879591a3a0c0c16124efe0ff42b3c7409385d7343b036feed7c53c56aff8
13. 0xa293e826c573b6aacb42bdfe34ebf9ff9c01a7719cb79774843599231be3aa36
14. 0x7e26f771e19135838a4922e6feed7314ff3896114424cf5c9fb3c97de3545c5c
15. 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90