Evidence row 2718839

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/TBiQpR"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5c9b3701-881c-4e6a-adb7-36458cf547e3/.well-known/agent-card.json"
    ]
  ],
  "name": "Trempel",
  "owner_address": "0x7075a42783b8806e0bc7dc1b85117d5970497f20",
  "raw": {
    "agent_id": "207219",
    "agent_uri": "https://centralcity.ai/a/TBiQpR",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trempel 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/TBiQpR",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trempel",
      "registrations": [
        {
          "agentId": 207219,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5c9b3701-881c-4e6a-adb7-36458cf547e3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/TBiQpR",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793743239,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:01:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trempel 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/TBiQpR"
}

What the leaf hashes

{"body":"f769d3f53ee8d3b37ddcb710d0186fa2c869d000c9fcc4961e4e0e4797b6bcd9","id":2718839,"kind":"listing","method":"sync.erc8004/1","observed_us":1793743271433144,"prev":2718471,"subject":"erc8004:5042:207219","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. 0xdd3a1aafa190f996cebdfa00f9a6a02854fc1da130ca37c8700d03eabd7dc8ed
2. 0x4c85fcc9a76cd5500c0fb52f81135f6302f770aec0c6144885cda82dc8979e70
3. 0x753d2e07809c484df4a8fb25ce07c729d72aa70b88ea99599ec6394e0f382554
4. 0x2e6cc83618c7e7cb2fec75240d7a2fe0908edc638e8874acbcd34301295529d6
5. 0x64eba84fa6d36b3e6cfb5a41d8b0c90e46999bcdf4444b10714c76d926e6aa04
6. 0xb58d8303b4243c3b5d2649324c33d5cde0b84b4d6e5b1fbd9176c9ce649298df
7. 0x56d7860b5afb6f004152b317f19109f082997bda678c63dead474cbbe26ff69f
8. 0x2e7a990596bdbd11aa0f7013f100046dd05b8070effa064933f853fb6f24902f
9. 0xe8944017d7d6d5fe1654c37797dd9ec29fddb67c520202221072581edce9b832
10. 0x4d2563adbff2ebd9733b7e6ae70852a229b34b11aed423c3ccf5fe21989f3b1c
11. 0x36f34f9d2bbe0080eb6cd85fecce5fa7a140252636cde7613de8b8691279f037
12. 0x4ddd25ef21cd5cb7bdfdcf0d2d550f71290c54d3133ba104829ef1cb10fe46b1
13. 0xce6f344e5d2ebbe9a3ab4bb64d1eeeca122b42bf3c2bf88ced9f78e1da0b926b
14. 0x2c1baf03ae8564ef5b628cdba2345355f8a5380a741795df06515892893be4e0
15. 0xa2affd8bf947cfbdf7d8306e1c5d3a442dbd709fab2739124e1aecfdc7d513da
16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7