Evidence row 1821245

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2xjr7V"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/afbd32d6-d4f2-4fea-aa0a-bb98bbe8ceee/.well-known/agent-card.json"
    ]
  ],
  "name": "Billias",
  "owner_address": "0x9c1a49af4ac6a4f12dbeaa95cc69025ee3add1b6",
  "raw": {
    "agent_id": "23330",
    "agent_uri": "https://centralcity.ai/a/2xjr7V",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Billias 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/2xjr7V",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Billias",
      "registrations": [
        {
          "agentId": 23330,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/afbd32d6-d4f2-4fea-aa0a-bb98bbe8ceee/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2xjr7V",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793564010,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:18:15Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Billias 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/2xjr7V"
}

What the leaf hashes

{"body":"04f6565b79888b32833a7df780aa83f4fe316dfee320a21178920b24f1f100fb","id":1821245,"kind":"listing","method":"sync.erc8004/1","observed_us":1793564295834400,"prev":null,"subject":"erc8004:5042:23330","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. 0x006425ca56169aa1430dafa3c43277021bbd87aef72fea77a5b232ad0504778a
2. 0xbae16fa2d1aea4a519ce7d7720caded844b1e634d1e692249aeadc198a8f23cd
3. 0x9f4c3645b00bc4905962369f8d883baa2f5fa991ee8cacd4e0e501ee9c661322
4. 0x85337d3576258c191b6cb6011c24c7e4634a1599768d99238acf974ff0cd721c
5. 0x32f94317734af325e36d3bb943e55ef40622f02c5774bc1834df1668c3fe0c1e
6. 0x6114707c2bb21103c0445114024c0eb70f2d8a918c16681e5da66e4684656623
7. 0x34ee1c6914ce11958d10017cef243e0e3caad58550ea6a822b2a9b9861ffa97b
8. 0xf27a4ccae4593156a3da3e9c5795ebc8860278ec4667050c10bf294766d8c6d4
9. 0xa100e28cb9c31c8641b52a471ef43e49f4540f56e78e32fd76fc696b033837b8
10. 0xebd08e18f5a2d5eab9d77135423942b108b4555b7abc6e131072b5f7cae8f8c9
11. 0xf2a63604407b9e4127f93da043c2de4bc796629f96736801292451384045a4ca
12. 0x3730980f808021fe05221820e7035fc64306ae732cc0017e86c8a8e7bded1ccf
13. 0x79fedbe687b77b652992baee73ae63f11f5fdb524358706ec36fc4e8328df784
14. 0xd6df189d40f713323baeb698612a9e7d2afd763112be148a165d7fe65a5c64f7
15. 0xb611d3d400373ab2497019fc1d3d5040f4f6589f8d98d8e25ccf29dd2b68ad92
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90