Evidence row 3475354

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/UOS6zd"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/aa930af3-429c-45c6-8055-7d7fd20a039d/.well-known/agent-card.json"
    ]
  ],
  "name": "Grefisto",
  "owner_address": "0x59e7d4c0cac51166094577ef26858df4585716d9",
  "raw": {
    "agent_id": "359984",
    "agent_uri": "https://centralcity.ai/a/UOS6zd",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grefisto 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/UOS6zd",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grefisto",
      "registrations": [
        {
          "agentId": 359984,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/aa930af3-429c-45c6-8055-7d7fd20a039d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/UOS6zd",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793921804,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T23:40:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grefisto 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/UOS6zd"
}

What the leaf hashes

{"body":"5cc28f13f4a35e18c883841a797ca796d19f4768c7876e320c0401d2a3be5853","id":3475354,"kind":"listing","method":"sync.erc8004/1","observed_us":1793922018455332,"prev":3474814,"subject":"erc8004:5042:359984","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0xed9e363357fce78f01427653dc3d0a379c69df1a30b918079affa68122846d35
2. 0x94ae9cdfb85921ed86e95aab4dc3661dfe5505afc50a9d0a45c937d192ff768d
3. 0xf1dc8dc6f9f68eb2843605a7875025a3ef5ac4f92368546864f28918222d0187
4. 0x0878632420d8ab1a2ac13070f9c913aecec3776a30026bcdfd66cb3525785c11
5. 0x679b80195a8b5c96eff3d1cbc2ca1e991dfe041fc4fc9b54d3f2770391f61f8c
6. 0x58bf4d1681f4bbcf51d535416a98c795fe146a37001c129c0d8ac5acb24d7ad6
7. 0xab33d70804f6c472762815cc9cdb742fa9f30630a56d20b9f0f5c00f3683de72
8. 0x4f5936ba9eeba5ec4fb8c54a227de50eee9aeb6d9487b75830854783d1790e56
9. 0xd7682617919f1003c4643775ea2c2eadb82d9bcdce19b831b2c9d54688292d65
10. 0xcfaf85ff74893a4fe536b324aa589401dc1bfaa862dfcd1b62077e11aa8f521b
11. 0xff86390439f128badd55677e75d2938df8c78d9ef7b87768137ce7c570a22f8e
12. 0x284f8b62b472894329ccdd379ce3cc4d046f82559cd68861fb7b4eff319c4d03
13. 0xfaa856fa45d324dbec90751edcb37879c5cd0b9a9a07ec9cc6362fa88d28f200
14. 0xed84001e6f67c5df966efea1d4c436e935aff300dda7a7c21bfabca6d7f867fe
15. 0x0f89b13f204fe566641bee24955c02233efcbd2fce2017340ed06cf3c4c4503b
16. 0x46e57eb471bdfedc5371f9f8dd93e03a0ef82a84f79b917a40533d34f61e890c
17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94