Evidence row 2166952

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/xtnhWw"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/71042ede-a58d-4ab1-8109-a303cc0f2e14/.well-known/agent-card.json"
    ]
  ],
  "name": "Nanser",
  "owner_address": "0xe83485467eb8148cd3a2c44855d8ef25af385459",
  "raw": {
    "agent_id": "108997",
    "agent_uri": "https://centralcity.ai/a/xtnhWw",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nanser 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/xtnhWw",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nanser",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/71042ede-a58d-4ab1-8109-a303cc0f2e14/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/xtnhWw",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:48:48Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nanser 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/xtnhWw"
}

What the leaf hashes

{"body":"9bf3d3b1e93db914486253ed2fce86a07ccff3a5cf5dfa57c48b3177c7507e65","id":2166952,"kind":"listing","method":"sync.erc8004/1","observed_us":1793634528036503,"prev":null,"subject":"erc8004:5042:108997","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. 0xb609e1faa45200d374c5bfe642eebfd6c2b53b6925984e4e797043e79c99bc8a
2. 0x359a870119b69641ef347e4a5e4743879ee43766183c9837a37e70440d4776c1
3. 0x9b50a5aa7b5810edab8739ca7ef7e8ab2e19c642c28df6f1a73ec0c1eeae71e9
4. 0x861e98ce8992f7db070f493cdedb3bc236c3f768a3d3c2edeee23859d5a15ca5
5. 0x31ba1da25fcdcbce199eb09c311a6922b92ba9d8b76d2dd708854228f9efabb0
6. 0x1adcf683f923b0fbb9cc3f0977d1a0883f7664a7680b5b5f40c56b7eba39baa0
7. 0x7ed1f6ca00a964f78632e4ea9974ce109a0faa7f1b772595ab3fc5ebf2d634f7
8. 0x3dc2d1e17c4c949aa4afea72ffc8a2cea3652c0d18c919295d85dd97f6985c0d
9. 0xc6ac3a94c33347ab0cdbe010836cd79487966ddb6e6fb9b77fcfdf950be97f6d
10. 0x10a6fe2fe9fb5fac8d8417e6be1f8baaade4ff99951fcaaefad29101bd5f96b9
11. 0x2555efb378c6b7cb5811b4ecf07798a08091d65ce945f40c90426df04f88ecf4
12. 0x5d48d61efa15a1eaabc2b8fe3288726baac176ec765001989034339357eb596c
13. 0x030e61e00342e920981555e2e665fa5ec4a741b10a078f282daa829896c87583
14. 0x08da04eef748b7ac08271324db18913501d72c52afa240bf3f08b6da46e3b97f
15. 0x834b6b9a36b42da183e2542785e8d2d7548ace455268a81922edbe6020cef644
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af