Evidence row 2187790

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/3uV58i"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/773f1a0f-2357-4686-9b53-b1e219d64eb8/.well-known/agent-card.json"
    ]
  ],
  "name": "Sassik",
  "owner_address": "0xa9b1ace3c89846c405fe8226071fc67842c1184d",
  "raw": {
    "agent_id": "120134",
    "agent_uri": "https://centralcity.ai/a/3uV58i",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sassik 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/3uV58i",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sassik",
      "registrations": [
        {
          "agentId": 120134,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/773f1a0f-2357-4686-9b53-b1e219d64eb8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/3uV58i",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793643050,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:12:29Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sassik 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/3uV58i"
}

What the leaf hashes

{"body":"aabf4cf022fcbb68cac6b506a8e0476bb2357bdcc07315cd52cfc9ea03a4088a","id":2187790,"kind":"listing","method":"sync.erc8004/1","observed_us":1793643149922652,"prev":null,"subject":"erc8004:5042:120134","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. 0xf3e363e6b315f175c8fa8255c6b7ae2506c92c7f26bb0d5030ad4f132ade24ce
2. 0x5d4c0ad3506ef2d6b6528425f356d6dbcd69d8960021c160d90fc008bb2bc695
3. 0x5d9e23f80fac0853fac626f299af336886fcf10dec619091223bb8b0461502fd
4. 0xaab50b5612e7f94d6bf01d155e9b0be4199087b6d4d757ad088a5f277c96584f
5. 0xc8e0380f21ff66fd1bf86127d4845e09a39960cdc24fbfc3ed3a5024a1e2c9e5
6. 0xa54fa7fb8391cfb30789da062e8acb8b1b8967a1925696b46509138d1b023d1a
7. 0x819af41dc4d0bf60f81b59b3fc419de5ce19f52df37b71bd4bf935a2af0489fa
8. 0x8ea26071bcf4e7b804200368dbd2a77f4864ff300e23b845456f338f48b41e68
9. 0xfb9a5ebb97de66962e6f0ec5a8ed7877121f0a8d0376cd78135995409d5c4265
10. 0x0a557891a1982e0f55ad17c613522bc0470d95e7796b993612de553e63fd34bd
11. 0x5d6026ba393cb8266548fbb73fefba46f2fc6cab1f8647fd968a4f3c31f5815f
12. 0x442150e0ad6b72c50ea02dcf5f010eb2ee6de0816082911680c9e7b96cd0e745
13. 0xc3d58dcd2229e8124095a5a08b6547a8aab4e18490d7243750c0deb944765dc5
14. 0xfa8b123f46e2c0606637c2fc0bef7815e7e004938cca6b86fafd908901f0b35f
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af