Evidence row 2517252

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/PQjrq5"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ae2ad05c-ca4a-4d96-b37e-a13835397a12/.well-known/agent-card.json"
    ]
  ],
  "name": "Greibeon",
  "owner_address": "0xd4896c54c9861e5c191e55c399dcbf8ae6b8e620",
  "raw": {
    "agent_id": "155553",
    "agent_uri": "https://centralcity.ai/a/PQjrq5",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Greibeon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/PQjrq5",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Greibeon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ae2ad05c-ca4a-4d96-b37e-a13835397a12/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/PQjrq5",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T03:45:06Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Greibeon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/PQjrq5"
}

What the leaf hashes

{"body":"dbe69e8fd0a6b50d7c9a0b95ad717d67bc35aae786beed547da67f4d2dde3d22","id":2517252,"kind":"listing","method":"sync.erc8004/1","observed_us":1793677506275173,"prev":null,"subject":"erc8004:5042:155553","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. 0xedd8f3cdf367e6c51ef3b7be4014c31f1d47f3d6f680b0fa8279fdeee37f47b6
2. 0xf6a34c995d0d0d70d0ca1dee6ffe69d452c6218cafccafaccab7f11ab00ee6d8
3. 0x4258e92abf9576f6bbe187206e61c313c6b98f162f88d6160263b4452f7297f8
4. 0x667756eaed6bb2ecd5295452ead285f97e449472ae4e73418b17854d1576959e
5. 0x6c95205b798ba435eb5b3acad35d185c3b8f49bdf6103f743d6502bb338dfa3c
6. 0x1e962b61c98266c54c362bc148b23f2eb09b27789de8f635159de308dc6ae2de
7. 0xb445c40b7a93e511ad84a433a543d05341a160680f6852088956c6a24b652672
8. 0x20e236aa704d77befec7347a1a5437909805c4833227d5531f13f09ee4cc4d17
9. 0xf0e8b04a1c7154d85c949891122c7e004f9355bdc968e856857db4e0f3efe078
10. 0x896b77f238721aee24bae00234f945f0ac615e0cc18d4be7360388282eb722a7
11. 0xf352fa949e1b38bc13475a30c80cc10fbd46f501c51567ca6b43258d76fa17a2
12. 0x40503628e813f8ddcdce5088c1edce887d490d34ddbacedf2b89aae0441113e6
13. 0x01e9de68aa9b43892927b1c264f77e0ac05047278992dbb0b29801b5ee9c6fd2
14. 0x2548979bbd7b1568b5a14db6fca0201979c48165192f2b55f45fa21471031e4f
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7