Evidence row 2083003

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/j7QkSL"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/70399301-1192-44f6-9adf-298e059ff91d/.well-known/agent-card.json"
    ]
  ],
  "name": "Niokel",
  "owner_address": "0xc083b5acbddd4737e1e59a49a285e4053b374d05",
  "raw": {
    "agent_id": "73078",
    "agent_uri": "https://centralcity.ai/a/j7QkSL",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Niokel 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/j7QkSL",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Niokel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/70399301-1192-44f6-9adf-298e059ff91d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/j7QkSL",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T07:22:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Niokel 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/j7QkSL"
}

What the leaf hashes

{"body":"5662b94c34cddaf5752ecc72f7016edba4c436a36cd358ebd652296fde8be0d7","id":2083003,"kind":"listing","method":"sync.erc8004/1","observed_us":1793604148133614,"prev":null,"subject":"erc8004:5042:73078","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. 0xf44af20a9c34e5ad17e5be3fcbb0faa5b80ab1b0afbff99f2d88e7d963a15ed4
2. 0xe91051f205d4f92546215fd7811e937a72235dbb1a18b9ee26f07aae30332874
3. 0xffb34e6a2461cf780f6d97d57197055895ff176853b190c5ca2660f0b192378c
4. 0x343c9fcca93020fb11e9bc258973ea5bdcb96b493166e3b0492b3d6b36b27f23
5. 0xb30528e2d00d81ff7fcba293609e6c315ddccc9dd71a1c1f913b36290d988533
6. 0x93f146420d8d99cc5d002dde66c1fbe23cb311bf27e50e7bffcad19e79670e74
7. 0x6705f24198eb79dc68f2d7263035713d2fd3f6a7d55de93a021148b1fa4dcc97
8. 0x78804f6557a4efd65f6b2e78222b79e1b1a21f3df60c602fe86c2b38ef39b4fa
9. 0x75b0a27ea51d57626b612b3487696e433b041307c5d133fbf3e2746993ca78c7
10. 0xd4502c3e46951bce1b9ebe4f592007ee7342b996d1e8b850741d5b9298e65803
11. 0xf378354c31af0721cefd98f42b15ecdd73d12e191271e20a32a54ba755648509
12. 0x85d02e3e66f20854017b5969e8b232079dd6d500ff3e4d89946cf1206ca8916e
13. 0xc3d58dcd2229e8124095a5a08b6547a8aab4e18490d7243750c0deb944765dc5
14. 0xfa8b123f46e2c0606637c2fc0bef7815e7e004938cca6b86fafd908901f0b35f
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af