Evidence row 1761622

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/q9D8rd"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a1964156-4891-4e52-9423-6c18884933e8/.well-known/agent-card.json"
    ]
  ],
  "name": "Huvet",
  "owner_address": "0xcff53b28692ec4bc203d481b2afcb12fea2d03c3",
  "raw": {
    "agent_id": "4169",
    "agent_uri": "https://centralcity.ai/a/q9D8rd",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Huvet 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/q9D8rd",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Huvet",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a1964156-4891-4e52-9423-6c18884933e8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/q9D8rd",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T11:36:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Huvet 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/q9D8rd"
}

What the leaf hashes

{"body":"57156fe1b533099702c963c8465c17caa6e668f97c8008f260b6468fc17b9f87","id":1761622,"kind":"listing","method":"sync.erc8004/1","observed_us":1793532982923075,"prev":null,"subject":"erc8004:5042:4169","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x87fb376cfb5cf36a9fb72c2a7fc4c287f8a8aa3817e4366bead3fa5e6b94060c
2. 0x7bc98404dd75a47b40ad4a6281a8f01aafa2c17c74f21138dafdc687eb0010ae
3. 0x190784ea146fe49affbce1ea06f1fe3b3f533813efd507c0a8ce1d5a26dd594d
4. 0x09cf5965c7bf4e1b0bcc5033366561b7dc415bffac901aab2622a554e0c9c074
5. 0xd2abc25ff26dd0a1086f741fa2720483d498d4808357699d31917a260340b793
6. 0xea9da1533ea7f09c08c13ffd0da80005b6e33098382bfcf2998c25384a45d8a0
7. 0x73dceb81224773b17086b0200b87b702f2d1ddd41fa4b85207c1741d476f1f42
8. 0x3f578d37300eb59e51df6799fcb61ce71e6bd6289b2e7b9f59f233d20c2cc588
9. 0x97d43d2771d84e5f2da59ed5a2066a75b8c83eeef33c04d9b875fcfe3ff74890
10. 0x815b49381f0f3662abe79c8be153f19d69f6f33910679982bdc1dce486fb6095
11. 0x2acb07c59b35ed47964f515ace96891d55caba07352e086d7d0d5bbb07941f4e
12. 0xb8eddc32106b383c3a59e35f618fe91531b43ab557a35053f3eefd2bb2f6231b
13. 0x77788e2b0f83c42b3024a8d425784a46c4c2d0777f8487d593e102e987eabf52
14. 0x12d005bd5bab52a5295a7639e02ffa6fa98b5e18753f0f4638b668903af24ab7
15. 0x3950a937c3f98cedf9cbbc2f8905c10e3aac8ebc54b1e3468237d58bb254c496
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90