Evidence row 2503563

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ntBGo2"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2161d2e4-b763-49d7-aaa2-414442347027/.well-known/agent-card.json"
    ]
  ],
  "name": "Silampis",
  "owner_address": "0xfb2ff8840ea167cf9d1cfa14ff2513fec5d54efb",
  "raw": {
    "agent_id": "150272",
    "agent_uri": "https://centralcity.ai/a/ntBGo2",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Silampis 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/ntBGo2",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Silampis",
      "registrations": [
        {
          "agentId": 150272,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2161d2e4-b763-49d7-aaa2-414442347027/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ntBGo2",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793671551,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T02:09:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Silampis 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/ntBGo2"
}

What the leaf hashes

{"body":"b9f68db97c9190cf26167d8d26c733f3bebd0006f4b411144209d1cb4aee603b","id":2503563,"kind":"listing","method":"sync.erc8004/1","observed_us":1793671750985948,"prev":null,"subject":"erc8004:5042:150272","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xf840f862913cd722396b4267af0ecf015f14163a13635895abae04b745a3bd5f
2. 0x8ca60aaf0d6a317cf62f8e798e9ab43a2d807f6d2db84b069e6a3b7ba97230e0
3. 0xc16ea5706896d75e16005073ca5966bd6b5d1ac61bf09e24a0b3ca7f9985f46d
4. 0x4fd428a01054921e5974368acefbb087e7b4b6f195faeff59bbe853a7d1c1611
5. 0xb90f9bde455c88c203046aa49a05c7845387775dbc4697f5f0bb2f7747255bb0
6. 0xe7eb4913e1622a6fdf5c47326bfc3c610807c1c2fe240bc60f633c7da33d2426
7. 0x4e41a95b3595805b2f51519360531799b3deb93865b8f56ed4928179a62e4539
8. 0xba221fe735ade108755fc78baf6a9edcd298adc496d86201c5e02e918569ce08
9. 0x3d9cef75c685640ba5d13f9164dbbade04b6adb9d510cf30fbe4994ea4160665
10. 0xcf8fc462307c58b79cd1e4d422364f81b849dbe3c7f3891b26f9b38bec00c2c5
11. 0x0c9e50b1d5d6d1f7d8f6df31b970e3e85a3364c976e99f5486e7b7aa428ab8af
12. 0x69d570430e0680b935f4539583daa1fe38a7c04eeec03c37ae6b8c6c43cc3040
13. 0xb82c6f9993ed0052af72159e6cca836ea7f9958178a63f242d6957a81b24911d
14. 0xb67cf31c0f6dfa9976040b7caae9f293217f9d9984435c203bc54a3676e0551b
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7