Evidence row 2179567

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/t7RN9H"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9b66cbf5-41aa-48c6-a42d-53f36761d46a/.well-known/agent-card.json"
    ]
  ],
  "name": "Grobon",
  "owner_address": "0x3f13a7462eff5754ee49d84877871319ce531784",
  "raw": {
    "agent_id": "115678",
    "agent_uri": "https://centralcity.ai/a/t7RN9H",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grobon 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/t7RN9H",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grobon",
      "registrations": [
        {
          "agentId": 115678,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9b66cbf5-41aa-48c6-a42d-53f36761d46a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/t7RN9H",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793639836,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:18:13Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grobon 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/t7RN9H"
}

What the leaf hashes

{"body":"00594234116068d58e01732a9ce4fa15c6bd421d1f3097cdd4920c19018a7856","id":2179567,"kind":"listing","method":"sync.erc8004/1","observed_us":1793639893016359,"prev":null,"subject":"erc8004:5042:115678","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. 0x1213a42b45406de152a0235b501be3aebc43889b0d86af0f8226f8a877e7b04e
2. 0xe3566988f97109cbc6fdfc1caf243ffa41e44a19f4748e59d27e4d3b2e8a7314
3. 0x4d1df522035a580530d0f5e1a30360452e289ec4998d326e329488c4a66d514d
4. 0xcfc0818ce9dcfaa28f66b6da9524fb86b819dc7d2bd0a958126b5d86ed510c87
5. 0xc6357a998b3c66a3bf12ac9dd0a2d856de1bd83817167448350992eabf191e48
6. 0x83a1d1a5cccbee08979e522bfa4469497203983689bac299f77fa1dc16ab6e84
7. 0x4842abfc21684f9b25d351b1ef12c81e29239f0f19a68421449c8fd16f40bb8c
8. 0xef660c68e52400ca9836cd006d49927380fea530e24b0dca0b1d35a9f66b537f
9. 0x94cccb7996aaa095d4ebdfa72a6feab853de40c058b2803914e24c190e103616
10. 0xce93e2b60ca217881f21e04453a39bb6213a71fe4d19a73c749adc6aa11ef5d6
11. 0xc43c1c013f5e56c337f5efc978b1280f7f7d3af4fc0124b095e1d338003f2da2
12. 0x74e0d631b606ef854cf5ee37e8a4af7452fcdd0b8dce7d3646c83926c6ab1fd5
13. 0x51686476d83f4be87192f4eeb7ac78473591bfaf5a92a1822648fcb019a95a83
14. 0x9914dfe331775bd1714304f757d2b6b43ba45167245d645ce50f54a3d8617c4d
15. 0xd82979c12a2aae44121bb6058b3364b3a3cbc9be411e35ab0208df5ed56f65d4
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af