Evidence row 2186555

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0SvVhG"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d3bf9c12-8f98-45fe-88b1-f7127611d187/.well-known/agent-card.json"
    ]
  ],
  "name": "Nostose",
  "owner_address": "0x7c80e9c6148bd7c590dc7425aa7c904189133984",
  "raw": {
    "agent_id": "119258",
    "agent_uri": "https://centralcity.ai/a/0SvVhG",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nostose 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/0SvVhG",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nostose",
      "registrations": [
        {
          "agentId": 119258,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d3bf9c12-8f98-45fe-88b1-f7127611d187/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0SvVhG",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793642454,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:06:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nostose 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/0SvVhG"
}

What the leaf hashes

{"body":"7eaf709e70e25194575ac8b24c53625f3a86a400ff9aa8a3ebd4e2113a801825","id":2186555,"kind":"listing","method":"sync.erc8004/1","observed_us":1793642790394758,"prev":2186016,"subject":"erc8004:5042:119258","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. 0x60bb1b0ed683699a7dc85fd6b2c294ed85917129bad157e7491d748f7c6df3d1
2. 0x4b049bff2c0029d19bfa9e7192ecaae055cb6403ad56adf6ad0b6b06c6434ea6
3. 0x234a90abeecf0ce38630ff7813f31e7a2496b97f27b6c979bdffac50153bb985
4. 0xe4ac534d5d909153cecbb1c0d5e8dde9b101a9fd72c382e29aece3496e93aa65
5. 0x935b9c79fcf641c1494706a926c96ba91f544f0f9efbcc22dec6b9fd3b679827
6. 0xf1785246d924267a0a7aa3000583dfc993ab12a558b2205b14093766a8943524
7. 0x78e079e029da9049bd9ef11b9eb1aa0de1532dfc603af55b70d26b7856262532
8. 0x083a0118f2ea5f6e914e7d7f6856c5eb5d9258d111ea3d526cd6c03958ddb715
9. 0xdad11635598b8436424e715eb22cf544a03bd8aeb9f530318005572881170d9c
10. 0xe8940bdceb2fe6ae432c5721781d0a3667891e3d848877457de1072fa341fa7f
11. 0xabd9ea0ed6034fe9ec9a545a2cc7ead795c4ef93ad26f3922ec6093f62aaf439
12. 0x6b4875590ee8954f5315611ea1c32c35ce609ce69cc5cd56dab438a799f4f825
13. 0xfcf5d9c790c40588489c41a23736feba4efc9e83eda3317c30f53a98ce8d1d89
14. 0x6ae97c2bdc679e3326a739627f6c3a307d7e25e547b9bf23dbf2622fb26d858e
15. 0x23f4763e8db2efe57fbc28dfc68f2b97b65f54a03425994e68157763af649a50
16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af