Evidence row 3013878

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/GB2knF"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/60858b83-22e9-4b38-a2af-5159b96b7f2e/.well-known/agent-card.json"
    ]
  ],
  "name": "Grekis",
  "owner_address": "0x099d1a3be1bbbb7098030109b0e6839f6d8c08af",
  "raw": {
    "agent_id": "251869",
    "agent_uri": "https://centralcity.ai/a/GB2knF",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grekis 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/GB2knF",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grekis",
      "registrations": [
        {
          "agentId": 251869,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/60858b83-22e9-4b38-a2af-5159b96b7f2e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/GB2knF",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793800887,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T14:05:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grekis 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/GB2knF"
}

What the leaf hashes

{"body":"fa3ce441abbf37c8dcbeb3802a2053a16ef0e30997a0e645dd288221b22fe27b","id":3013878,"kind":"listing","method":"sync.erc8004/1","observed_us":1793801153180299,"prev":null,"subject":"erc8004:5042:251869","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. 0x3da380ec4aee23b81e48ddba910358b75ad191b2f289289a04852c96fe615e26
2. 0x83f968734ae5dc3f79e6d7e85860459ab24936d26bd6a7a38751e42bae3cdcb7
3. 0xa475f7d7ee149c26cff49664f7eba3f01cddfff15912edc7b64476205e70976c
4. 0xbb34f266cdec2e5a0381c039a297c04001d7d49746edb4d4fe6cf9cb4433aa91
5. 0x74bd43ada21da64d5126d96d33cc941e30475bb099ba4f693bf649bed5b12833
6. 0x48353cbd75e7dcf2d78ebb18b46e54631c08f4c53b76b58a2a73c13ebccd9c5a
7. 0x1641546fa049318eb53b80fe13aeac376886156640a0eeddae557034a4320c11
8. 0x28fb6c8c01d37154299d74b39a622db6a16be440a2e45feb84eaa4b296a1701c
9. 0xcd3be44cdf5f83fd85e2a966bf74b113b8dae91d80f124ba04b6bb25e2e376b5
10. 0xd1b7b640aa8a058f9e2f4af737192f08364a93d1aff0dc81c2e3659f0b098cfa
11. 0x40dfa1960fc52df36a35907a47b857312c121ab3c2989bcda07d739411c7f741
12. 0x0107f3b980619540637774433c92dd0395349d091b8f804a5bf169b170c0fcb4
13. 0x9441eeb2a571c8cb4175667172212f404f990aea5ae5dbca74b0e28232c0e6da
14. 0x5d4b40cb7f9ad30e5c7ff0e3fa47a02233729423e5c48ec0640a59e60b744db9
15. 0x0e7da910ed6633cc83110a62e4cfaf050cec994a935be0ff6262890125f0d2d8
16. 0xc8267b28cec4406122f99bfc9732f9bb7e0af530b05633084110c1bdbc4a7cd5
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345