Evidence row 3011998

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/aUgYWg"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8356732a-cb3f-4b1f-9c88-0e58ace74f3a/.well-known/agent-card.json"
    ]
  ],
  "name": "Grumpani",
  "owner_address": "0x2c88e51a3550568981f0246696e26023650428ac",
  "raw": {
    "agent_id": "250590",
    "agent_uri": "https://centralcity.ai/a/aUgYWg",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grumpani 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/aUgYWg",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grumpani",
      "registrations": [
        {
          "agentId": 250590,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8356732a-cb3f-4b1f-9c88-0e58ace74f3a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/aUgYWg",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793799980,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T13:48:32Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grumpani 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/aUgYWg"
}

What the leaf hashes

{"body":"aa2490e0845bb0b2b79e55a17c9adfaf377d5084b699ab995e58b0ad60d6f898","id":3011998,"kind":"listing","method":"sync.erc8004/1","observed_us":1793800112672726,"prev":3011624,"subject":"erc8004:5042:250590","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x94699f9a6021634c32318c2eb8d5a872b0b237964f23865fd00d0abfaea00c53
2. 0x6f25ce26432168047c083d2092fbc28fb2f7d74969721a45f364563b4dada050
3. 0xb08cbbc1d7db3e4121057cc9d1bb7de58906af8a6812c8e50791a01648aa8f91
4. 0x72edf9a58bb7985b50b1fd973cddcd15c16a46334c4e4f5b9e2cb6c9a59d5b86
5. 0xdcdd1e1fcd8092a74a58478a935ad86aab82bd77af5ecd5a2c89ef1602f36ef2
6. 0xaba2f02cde46d5ecc393438e94da2423fbe0692278bf1ec703b25ce1c29e2891
7. 0x81d33094694cfa285cf3ca2b9f53dba0af01f224156fef034f1d6e2d7722f6f5
8. 0xa4a71ff29d4d290fd526233ceb9e897745b3e385a9e68b5191d0debdf6274ec0
9. 0x76de4219e0a47826545bddd0007cb786cd43cd6b496d07f8ef8d5f8a3ac3edcc
10. 0x8b4d6ec8f8f73f46efd2641ec3658b5fcb8f300dd509cf8b420d36379ad76ce5
11. 0xaae1210df1dcf6ae41d97f2a1166966a8d1c7351ed6599813ef8efe2575d501a
12. 0x32dbd4127f853e11709d056a8ac16017a9d69eb1e3692bc429431367bbe2c888
13. 0xddd9fefbcb8feccc6b8816c027215504869d88525cba5ddd54428b6a30b8a9b9
14. 0xfe32433fc05c44d98e3005b6e487e2a2ec83c2cb3d472d4110f101e7fbe88f06
15. 0xcce6f2f7e4f40c7f768552ae3da9c9aed1be84ca300fbff8a25083a9399680f9
16. 0xcbeab7cdfbe295c259acb96245f397030a1d41f25243d4de19e7709db50be49e
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345