Evidence row 2524176

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/X9jb9W"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3486c06e-4cee-455f-9917-9c9abc57fe96/.well-known/agent-card.json"
    ]
  ],
  "name": "Birkito",
  "owner_address": "0x0262caf205e199953f5d17f92ac222f41afc877e",
  "raw": {
    "agent_id": "158188",
    "agent_uri": "https://centralcity.ai/a/X9jb9W",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Birkito 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/X9jb9W",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Birkito",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3486c06e-4cee-455f-9917-9c9abc57fe96/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/X9jb9W",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:36:15Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Birkito 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/X9jb9W"
}

What the leaf hashes

{"body":"cb746acdfb5c2c81b11e0b71e210d7990e46921d296602eb89101a616fbe7624","id":2524176,"kind":"listing","method":"sync.erc8004/1","observed_us":1793680575320937,"prev":null,"subject":"erc8004:5042:158188","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. 0xe50fcacd8069c5c76c9b0c37ba6ad1e08027f007f476b02248e743a83719dc02
2. 0xf7918bc82f950f38db2889bc463b9de57533dc7b6626ae15608ccdf1a35c1a43
3. 0x92a6c58da95ed5ec38b104b12f32afd064994319d541a37e73b8566c01091112
4. 0xf465467757bfc0b7cd38ba76da1c556b19c29029fa2f73338726a2567c63760e
5. 0xd7575c4029775362663e5afe56936ad613f93859e605f5d63abd9bb7c26bbffe
6. 0xb506bd171474d540c491aa007b5e440e8596f610638def781faf702d70288254
7. 0x0e0934d8e6d71b41b72f9f82058e51132949b2bf3e73b3dccd04152a9946e537
8. 0x1c88a383bbaac7c2733a1a6b44596ac053d043a0a7d9ece395c429a5aa1d1b9f
9. 0xce75d97bb59442c94a50c7ad5aaf84e47694b4123bcc2005fd2a60e2d70f19bb
10. 0x298355be98446486747c5d1a85c407bbf9bd721eb451f761f54179601d94d6d7
11. 0x0e6c3d64ce3a31c2664fd2e8cc383bd4e14ae0dcd9b9fc8ef16f9fce0ef0dd79
12. 0x8a2b27ce9e13b66cef6d1fa09c15a96f8e498f7102ac3524efaae6737b11d546
13. 0x45ba4607b58bd503d8501bd96a0477f9bb52f44b7e9c7927ec982f240f262131
14. 0x88002651b75eed5296ce4ff2e29616d59737fbfdbd4eb1747342b2df0368963a
15. 0x006ca23845a42a2d7f3ffca485568321f0deef0a65ff45709711a78f8e68aa0f
16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7