Evidence row 2031516

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/IjgnT1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c34e0f6c-f3f9-41ba-831e-cf3f1641bc23/.well-known/agent-card.json"
    ]
  ],
  "name": "Brempon2",
  "owner_address": "0xb66fb56d9eaaf310f91e30f373c9c29bcee17020",
  "raw": {
    "agent_id": "48502",
    "agent_uri": "https://centralcity.ai/a/IjgnT1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brempon2 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/IjgnT1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brempon2",
      "registrations": [
        {
          "agentId": 48502,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c34e0f6c-f3f9-41ba-831e-cf3f1641bc23/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/IjgnT1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793584315,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T01:56:41Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brempon2 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/IjgnT1"
}

What the leaf hashes

{"body":"fd17f05dd483c2eac7b46896b17a828bafc5e3beaa820dfc30e79cc26dae1b76","id":2031516,"kind":"listing","method":"sync.erc8004/1","observed_us":1793584601724151,"prev":2031130,"subject":"erc8004:5042:48502","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. 0x1d84da7e5a8286f64b4c4dd30dca1fba53b621a154bf200eae5f58a3e3f877ff
2. 0xc22ede130241e93977a3eb5fcba08a7a6366790701961f81bd7f8ab3dd42774f
3. 0x1a33d47ad128c5ce88ea8b681600f51afe6227b5972f8e4e12605f55004045fe
4. 0x2df80418afa7375d16cc9db68befac11eef93c4303223a7ea89f863828feb0b2
5. 0x298d3675b79b9fe9d26b86106d19a5ef1cec595caad380ff504ce531da620eef
6. 0x7608bff8a59e9bc5c7a436b316cd6eb6ec195a993648d851948a614eb760142c
7. 0x850d6fa6e3bfdf5232a0a723dff457ab6a1c8d6fa5482aa3b4879045a10ad68e
8. 0x9bbcfcf28ad4de9b92670db90b2abe0464ea91980565fed1aaac42a8314f0f5d
9. 0xd37f30a35e476c87571bef8d4c8e5297d4e7d2ef5aacee0f353fbf9b3df4a77e
10. 0x53e667bdc599bf9681cecd1ad54f32f0c144ad8311d28f0691c8d60e61b1e787
11. 0xb9157424e7766697c4f0860812b3b44ecdbcccd528ae0f96a9861b78ef209f85
12. 0x189fb19645767b3fb6a2034ac4caa97d2f85b8b18f05cfaa0c2b16c045c37f2d
13. 0xd6cbf3765149b25eba4e10fe21fd5993687ecdd3cb9c495f97c3c148afee08ed
14. 0xc63937235d47ff2107de3051477e395be67b96d91d1349c787bf4b1ef91b602f
15. 0xcd21ec8d72a18a2d4513e4fd309abbb530810fb1dbeecd4b9b85acb4d6ff8f12
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af