Evidence row 2137205

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/y887eF"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e8826ce4-1da6-43d2-8766-2dd26875546c/.well-known/agent-card.json"
    ]
  ],
  "name": "Briafis",
  "owner_address": "0xa5eefad8c385683a53c6c7deaf65ef660963094d",
  "raw": {
    "agent_id": "95293",
    "agent_uri": "https://centralcity.ai/a/y887eF",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Briafis 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/y887eF",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Briafis",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e8826ce4-1da6-43d2-8766-2dd26875546c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/y887eF",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T12:50:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Briafis 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/y887eF"
}

What the leaf hashes

{"body":"88ac1c35dc42e8fdc7f8dd46e7a558108bb5a7d09bacaacd4f523c36a5c9d67f","id":2137205,"kind":"listing","method":"sync.erc8004/1","observed_us":1793623853575846,"prev":null,"subject":"erc8004:5042:95293","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. 0x2c69e2233bcfb991ac2559a3b34d8875d6255114105d1d880151d9082152c919
2. 0xea9bee1b88a44d0dfba4b066f7a65b020b42ea66113b7ea8dc64cb085a62b569
3. 0xdda1cd6c8519da016397cf3b24b65132ad0eddc400c14e7a6b46b8fdbeb01f95
4. 0x2e91407812cf5217d4504be81db596fe6c7b64a1a99290ec138638ddb04088b2
5. 0xb823a67bda0f99489c33803cbae0521286a6494797b7f36ec4572d7dc14f5f77
6. 0x4e6925d4101c6ae4e9159deab0b837779b3045db29b6424576c5d4114a36c0ca
7. 0x6ebaf630413035d369227f4bbb03be27a2c4ee2242a6e7cc0b935f87b665673f
8. 0x175a61c38453d48e967de25a3fa970fc21f4a95b4dfcb2be09e12bbe91e46935
9. 0x4340843d917102babe9033da921e3ddffdc6faf77171e23a1f22c18f0142f41e
10. 0x81b4a81aafe9b0a82b665a104374ef825c6152eeaa8b07e0fb40d7534f477c22
11. 0x2bd69db067e141defea23a9fdb004b1bd6b05d176db7b580c856e30ca4cb1eba
12. 0xb428466fde94278d2667279c042debfdb8e243ad01fd69fdb5ab640b257ec942
13. 0xdb8f582c0e06dcc12f31eb42bfcf649e95cea3ce20a525db7917ecfd954357bb
14. 0x037a66c2ea899586d58b52761f6b950a97cda22bb80294e40013ebea171a684f
15. 0x9cb76be6423133397c3da69f801d6af35dcce77b458aa17bd796c877ed7bc8fd
16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af