Evidence row 1832199

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/W7A84W"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/00fbeead-6366-439d-bb12-dd087867aea6/.well-known/agent-card.json"
    ]
  ],
  "name": "Femert",
  "owner_address": "0xaca7176f2d9a4702db9f3bb0a83ec25c1b4be3b8",
  "raw": {
    "agent_id": "30093",
    "agent_uri": "https://centralcity.ai/a/W7A84W",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Femert 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/W7A84W",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Femert",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/00fbeead-6366-439d-bb12-dd087867aea6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/W7A84W",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:43:52Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Femert 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/W7A84W"
}

What the leaf hashes

{"body":"bd859660bcd0ba90dd8c8f5798a54d8c970318be433373c6821b963330c54506","id":1832199,"kind":"listing","method":"sync.erc8004/1","observed_us":1793569432908172,"prev":null,"subject":"erc8004:5042:30093","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. 0x4ecf0248003fad97401f3588a3b3b97e7320cf0c622eb74d4519e404ce3300ec
2. 0xcc192a237755d7fab1e5d45b04cdb87f505124235e89368a17e3ea9e0bf904f2
3. 0x0e443ca98cb3ced68951a14af74ce6afd86ff614a2356ef6850e4a48c59b4bb0
4. 0xb1677f20a7d6953b6e7f53ef5e1a994a97afa6622f2ffa3e9fae078a595d68ec
5. 0xe431ab4da00422a233da3af58c2b0f6c74d28a0d16ecf669626f52bbd222b7dd
6. 0x31d76ad66d5582b3837e8292c38e2c335fd5e010bb5c81be3a6962c9829757aa
7. 0xcd32e7049ff452574b3e8fca103c73083e991be6ea89bcfd2cf8ece6622766ca
8. 0xb36af24992118c02a8090b0376dca107f58f2661f2a64534935efae3f31f6b78
9. 0xae30ff39268eef664abfaa4b5dc49b69a29697061c925b7cc6b88c13cc839ac4
10. 0x02b746c42bb8f63699d3db629f8d652ab44ea03e83d289e377f81dd5036c66f4
11. 0xd62cd0eaef7591ab4dec6eefea2f3a6abb61db0398b639f23692173f89e6c240
12. 0x802b1f7cfcb27b60961e820647a7818a97d613683af6dbb845cc14fb9c458db1
13. 0xe856d71d4d8a98af6db9d570016de7389476d0530bd8e162ceafbaf3cd861a5b
14. 0x4dd56cbe7671c2bd3ac1c5d78e38f1cd1c8a879b29f9a6a5b8a22555a3aedcd2
15. 0x0e3f78943343406ddd3828dd4ca4b5a188e80ffe3ac87d64d979448ee11c1cc5
16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90