Evidence row 2563494

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0Sjaus"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/400594e3-8c77-4d41-bd73-c07e00bc826e/.well-known/agent-card.json"
    ]
  ],
  "name": "Hirkano",
  "owner_address": "0x1b0cba9ffab0854121f01c5f393a71c76691a6b3",
  "raw": {
    "agent_id": "175318",
    "agent_uri": "https://centralcity.ai/a/0Sjaus",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hirkano 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/0Sjaus",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hirkano",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/400594e3-8c77-4d41-bd73-c07e00bc826e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0Sjaus",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T10:10:52Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hirkano 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/0Sjaus"
}

What the leaf hashes

{"body":"9502690826e5f1f2c96280b73c3785b158e7bbbc8c45e16ced80e2e7ad5a3502","id":2563494,"kind":"listing","method":"sync.erc8004/1","observed_us":1793700652234243,"prev":null,"subject":"erc8004:5042:175318","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. 0xd4071562659778b67cab460e618416f28b4ac6c152545203741261edbad18d84
2. 0x2b9b97ed18443a8cd18122ca8c0e89c8c93306e0cbed1aacb76d1a01dca5fc53
3. 0x6e509c98425781865d72224bc56f205b2bd94d5c2a725348babd23822ba6413d
4. 0x1f1480a2e64979c67b9b1f4b4d5a66cc84d9a9d9d684fc4a9e149decb7906058
5. 0x3c618d2533a1a767c3e101ce837f9baa126386a85d72b02e46addfa3db9d20cc
6. 0xb4a62f9ffc1eba5763b37f169a82ee6f2f15301a12ec06554d645a65454180b7
7. 0x35888aa02f7161359ef5a8ca9acd9e96448be35a880b11e468ff67ea8da48ab3
8. 0x8d790f0ad51b16a20119b1ccfbf2e490eaff920d25f8edd766823de09700432f
9. 0xab05d6beae70b8f60f5801bd661cf169c05faa71807dbc97aa07467b9bdda364
10. 0x76a845d6d0345ab1b86c4e9b6c9f32f2b847f0250c8775aa63f779f93f682cb5
11. 0x93cc342d9f986475de1a7878a36e732b717f665747532999cccfd93b333bb7ee
12. 0xbfd907b41fc4fb0f8910695809f1797d1c8b149f937affde28688b8121e34dae
13. 0xce9b3265fd4a1a5e8698c5c73a9e511cda70851e8acf6892984553578379a29c
14. 0x18c35417f7b285121a68d43297e370931a92ea9fb5a8410afcf7e021d5ec8b7e
15. 0xc7478839685fed152a1d3420a50281ec80c2c7dad556230418f148fc7a02f71c
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7