Evidence row 2133519

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/3XkcZP"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7c7b8668-f50f-44a2-aee3-e6d83b5ebf7f/.well-known/agent-card.json"
    ]
  ],
  "name": "Elarkeon",
  "owner_address": "0x54dd070cc93fa05d7d9d8a11498ebd9519f9af59",
  "raw": {
    "agent_id": "93736",
    "agent_uri": "https://centralcity.ai/a/3XkcZP",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Elarkeon 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/3XkcZP",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Elarkeon",
      "registrations": [
        {
          "agentId": 93736,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7c7b8668-f50f-44a2-aee3-e6d83b5ebf7f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/3XkcZP",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793622731,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T12:33:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Elarkeon 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/3XkcZP"
}

What the leaf hashes

{"body":"bd1d04056cfcf3ce72fe2f6b1c60152752eedcd65bd32407e14e557242688d23","id":2133519,"kind":"listing","method":"sync.erc8004/1","observed_us":1793622780173637,"prev":2132891,"subject":"erc8004:5042:93736","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x99db7bf4a235105750c79a2a364634c3d4627b6dff83175c89ae1f48166ee843
2. 0xf820652217aec6db4942ebd1565c34a14a4ac8e0584d524617c8a3c851d4fe95
3. 0x8ea934d71b09e22da94a19fd6a424023beb7551ca54f27c7692d1f93a78c3ca1
4. 0x5872dbda9adfd7e4d14ca39eb7e3464457d0960986e294a3326e4cb986f8461e
5. 0xd57d47a5042e60f1e77a389b9afe0254ea8bdac2098523679715e219018f3880
6. 0x60c6fa7ecbd59d37ee1e6763e39a1e08036de02c347f23e0663a5a39d0cc7eb4
7. 0x3e3dae2ecf9f9244bc764a78893375560180fd8b39c90c02377ee5f1eaade956
8. 0x5e9e65495150361f9b10a7cfe31a78f17063c038205987888004a56f8d30e28c
9. 0x7be1d44e56a24a98c6ccf065e93c59c87e83e0675998944d1ab4db2bb2bd2c95
10. 0x8de655c6db1bfbf63777ff32ed682b3799b680a6d56b1b995f6214cfc4a8a74c
11. 0x0ebf0dee7659490a53403f6e33e892e7c2a61d5bc168fcf38722f35956bec54a
12. 0x60bd288cf68fd865db71df4065677ad3339531f9f1add40d462deb18cd7b0a7f
13. 0x96eeba0e0bb8dfa0ca66d907340b43514f88c7ff36bd9a1299bad5cc5219d2d0
14. 0xc5de092f33d9a5a2d3076d47423feb11b0630cdc080163babf6390bb04568ce5
15. 0x9c91ecb84461aa4cb2a891252746755d862a88fe9bad822700cdb99eaab2edca
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af