Evidence row 2031766

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/SLxyle"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/53d6481a-4c1e-492a-890d-f68208be1f38/.well-known/agent-card.json"
    ]
  ],
  "name": "Grukeon",
  "owner_address": "0x9651a8f51c917b26c2e5af5d6b348d2138b33a3d",
  "raw": {
    "agent_id": "48775",
    "agent_uri": "https://centralcity.ai/a/SLxyle",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grukeon 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/SLxyle",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grukeon",
      "registrations": [
        {
          "agentId": 48775,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/53d6481a-4c1e-492a-890d-f68208be1f38/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/SLxyle",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793584393,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T01:56:42Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grukeon 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/SLxyle"
}

What the leaf hashes

{"body":"053f49aaec68ca797c12527ea6544de468c3efeda7b45569481bc27118400800","id":2031766,"kind":"listing","method":"sync.erc8004/1","observed_us":1793584602214237,"prev":null,"subject":"erc8004:5042:48775","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. 0x0fa53c8db6ed61296bea4a68f57ee916bcb65022c828db90dad54a054f51af07
2. 0x9b6d538ae4691d642caf50e3602f0d227f7fb2c64e89267abfea2d6d17385821
3. 0x45996c15de9b45610a83cc650a7b470921249f6657e4437bd0e1dc9cd77bc64f
4. 0xf8fd087281be26ed289f43e09e83ef312730084e828134b73e97144e52e00b44
5. 0xc765286ae156d35f05897f19d2387a2dc468909b4e4085e0e79bb6ba14f64527
6. 0x87370431b8718a3f0937da778d38bf647693624c757dffed896e7d5a17e14a35
7. 0x008fe0ab5c5c1580a7e2d272b87f90199171e844196157641e56beeb463e3d72
8. 0xf89424b2e98e274bb44cf0f8481711e3c777718d275b3a7ef8fc50cdb7602e4b
9. 0x3ce1925e166200a1210d952731c9d81b5fdc45ff1ab033e1b62db608ff9741e6
10. 0x8381fbb4eeae9294836900250afc6571b1212fc3e0bf451daa394bc0fad12b2a
11. 0xef7191495c7f29d5ce00dd16adb078f6e44dfc2fc5e29ef3012e849c3389ea58
12. 0x37c4ce84bc1fbced66397add5bebabce40461398a546a037487c5eeb7879648d
13. 0xaed8243a14c659d2324c6748095467bfaec6927f1294091015e04180dda07dd7
14. 0x9914dfe331775bd1714304f757d2b6b43ba45167245d645ce50f54a3d8617c4d
15. 0xd82979c12a2aae44121bb6058b3364b3a3cbc9be411e35ab0208df5ed56f65d4
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af