Evidence row 1847850

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5l5ZjO"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4be43911-6c81-469b-9e08-6537e01e2906/.well-known/agent-card.json"
    ]
  ],
  "name": "Siompa",
  "owner_address": "0x8b0326d4782beb160ec83bda8f42f65c4f138dbf",
  "raw": {
    "agent_id": "39519",
    "agent_uri": "https://centralcity.ai/a/5l5ZjO",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Siompa 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/5l5ZjO",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Siompa",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4be43911-6c81-469b-9e08-6537e01e2906/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5l5ZjO",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T23:49:12Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Siompa 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/5l5ZjO"
}

What the leaf hashes

{"body":"e70df79a3ce32ce895c9fa67fed3808a7f3d496da957b56351d6764accc88323","id":1847850,"kind":"listing","method":"sync.erc8004/1","observed_us":1793576952171007,"prev":null,"subject":"erc8004:5042:39519","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x11a0897df02398b609e63d06600eda48162987ef37f22907d0d015f41c43246b
2. 0x525d7fca99aee2125cd9d14a57f3eced51b5ef9e78334f142f5964cf15f06877
3. 0x88e76d84f582a6dd45c7c23773216d9e25621cee1a78b3647c271cc7ab0ac03a
4. 0x01edd96d72e6c184f063f63d4c559a5586300c5a9c807f1afba02d5fa294a40e
5. 0x8a8fabbdc695e60a87dcee41713ff877f796be9aa6ff3a48f8ee4a173270760d
6. 0x5ea4858fe64bc8ab5fb957f4ed0a862906a1a4785e00f97e60063384dce72b32
7. 0x67d46ede092762807238b6bb7f4c75c628b57ce80d053ba8ee950a465483dd33
8. 0x33e64a14c2a858060ac1e178cfc7e18c1696ff2457ce2963462ca0f2f3d85f13
9. 0x09a14e8b9d86c16ae539d763401ba592b3bb482a25b8f2d86a106858565d8f29
10. 0xef5c07aa3242e3b893d8119387a84e8ed63b260e35a0682ffea31d93384a43fe
11. 0x69ca5bb948032e891f5b01346edc6dfdedff73cf2ff521fe080dfcffd3164f6d
12. 0x2120c3201c20458c29fca57fb6de30c3d33101e8d02d08b2101bf2be12fcb11d
13. 0xf1747d321f72e3e44bd30dc10c794e13858576ce0204d89dd555f1effa06ee29
14. 0xb44b8d5019b9204aa2c2f558cdc381e6729b1aeca3e674741fa07287022b1f0f
15. 0xf1aed005f71411c0df252d9623f284bcac7de199e24c4d4cd5df3e8d3348d3aa
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90