Evidence row 2107920

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/OmLhNT"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a7ea8783-a27d-4fce-98d6-826b4a33196b/.well-known/agent-card.json"
    ]
  ],
  "name": "Numpa",
  "owner_address": "0xf14134de85fa13a770c5f459f280cc9850c4ab48",
  "raw": {
    "agent_id": "83337",
    "agent_uri": "https://centralcity.ai/a/OmLhNT",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Numpa 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/OmLhNT",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Numpa",
      "registrations": [
        {
          "agentId": 83337,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a7ea8783-a27d-4fce-98d6-826b4a33196b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/OmLhNT",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793614152,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T10:14:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Numpa 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/OmLhNT"
}

What the leaf hashes

{"body":"fcc7764ffbf81b189ce6ae2982745eeea583818a9b5703f72a88a09ce6ec222a","id":2107920,"kind":"listing","method":"sync.erc8004/1","observed_us":1793614493681691,"prev":2107250,"subject":"erc8004:5042:83337","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. 0xf38f3784aeb760aa343747b2c83e1e9d3d1e9ec5d042b0f8871ff502a738e502
2. 0xefc8d9ffe296ec5f2d00b872fe9193d23384fe49550b2b668a96653040497a70
3. 0xe3e89dcd314478d82afcc4422b2a0017a13c013f5c8ecbe9b9ef33355dbafa58
4. 0xedecf2260c43698a6418ca254d602f12f4bffd8473eb70db1ef17f54075e4213
5. 0xf83c2971bd394812add72834a7692ef7ddbc2905a83c76ee3cdde854abdf1a88
6. 0x11d56ddedb3243493810ba6d38325ad087e3ea9be90acd89d6d7a68694ecc8bd
7. 0x70ef7516bf9c9c9a4ce3798aa90a92105dea793910f1fc0387c3f35dd989268d
8. 0xd26701ed032e1b4481b851748121bf50b15515d95aef14fcb5ea4f5cc0641652
9. 0x2a77feb3621dec374e9c96c802b71c4e2b18391b8d5672f08576dcdd63ecdef6
10. 0x6066e447dcd9e39155c9bf1c5887f48a26bc800e3a5634ed3d23253de73a9a67
11. 0xa59794b8490b03350d41cbd7fb24aa59ef497870ae1876af8534f69eadeae5a1
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