Evidence row 2530083

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/i4BrIj"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/85af1867-176c-49e7-8552-b3c05255aa38/.well-known/agent-card.json"
    ]
  ],
  "name": "Daston",
  "owner_address": "0x76390d8fecfd20a18fb693f7601aeed2b2c2cb88",
  "raw": {
    "agent_id": "159978",
    "agent_uri": "https://centralcity.ai/a/i4BrIj",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Daston 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/i4BrIj",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Daston",
      "registrations": [
        {
          "agentId": 159978,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/85af1867-176c-49e7-8552-b3c05255aa38/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/i4BrIj",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793682831,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T05:16:02Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Daston 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/i4BrIj"
}

What the leaf hashes

{"body":"3298a3a75d4045f62227adb41b1d1538ade5aca9dae0a95cee4f69e8bb3b6e72","id":2530083,"kind":"listing","method":"sync.erc8004/1","observed_us":1793682962669282,"prev":null,"subject":"erc8004:5042:159978","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. 0xde1c21eda087eb88cef0fffdc080c7a0ea2818a3d03a7d11c376b78fe327624d
2. 0x433524cdf4d13ced931d3c328804c3f9d61f6ab235916870dbeaeb83416ac4cc
3. 0xb25d7e9cde2c6f69b27d8df9ab93be7fef3222fa83ca0b1b6ee2a754915decaa
4. 0x886cdb02caf2bf7d907103fc35a699ac1944c86097a952fe69e1daf9e6dfd298
5. 0xc76a3ca2465472eda6ca4ece97712c2a0444d3d3f90a973fddb4307045011b28
6. 0xb0ca9ee53b6e13b22c88cdfcf0c2656d5a59eb094326b770bddb873ff006a9f3
7. 0x2beb46948fc122735111d7b5679f2f2da7a7e3a0551350a45164f1ddbec22f17
8. 0xcf21cbf8d2de5ac0e6504f15b737c5b18b805f1a947a9d0ce01b16a47778a54b
9. 0xf4aef8f6f8345a8b97a142e0c10ff6b1aa04bf3dfbadbc95c164be4618919fae
10. 0x43b15579a4bc5501d7c96bfa9664fca8bd52d46ec01988071055f78496d88f4f
11. 0x5a2f53925c3589c7c833df9c287ab9fb752068e8a853a209f58ad256aab6acb4
12. 0xa92218ceaac8df96cd7b3daeaf7a508c73c3e5619ecf8a1ca6085cd3f287b228
13. 0x4fb617b3e5c633b66745b02140beb64580164cdfa6188d729cad658ae1950304
14. 0xf325d91f08ffb7f78519bd5f04dd572a693eaed62aa76d674f6e757bd5f0f276
15. 0xa2affd8bf947cfbdf7d8306e1c5d3a442dbd709fab2739124e1aecfdc7d513da
16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7