Evidence row 1852923

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/tRIUMw"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2d963103-3a07-42b1-a759-d13c3f381144/.well-known/agent-card.json"
    ]
  ],
  "name": "Fibulino",
  "owner_address": "0xbbce9d3b05e17bc76d37aaeae46eb2bdc8bcdc36",
  "raw": {
    "agent_id": "42314",
    "agent_uri": "https://centralcity.ai/a/tRIUMw",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fibulino 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/tRIUMw",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fibulino",
      "registrations": [
        {
          "agentId": 42314,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2d963103-3a07-42b1-a759-d13c3f381144/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/tRIUMw",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793578956,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T00:24:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fibulino 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/tRIUMw"
}

What the leaf hashes

{"body":"dbd64101206b719ed8888ab2c6bc3a0e5613867effb8e6350a1c5170f241897a","id":1852923,"kind":"listing","method":"sync.erc8004/1","observed_us":1793579050824400,"prev":null,"subject":"erc8004:5042:42314","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. 0xeb83d9cb64f9db94460be18206704e48f3536a55ff99e27f74497c3e16e538e3
2. 0x85d1f732960a4dca7b8efddfc8c7aed02ec18f44fb80b237fdfec54bbea8ef83
3. 0x54db51093eea56385a4b969ffaa59fed1290d50bced7485f5e819461ef92b936
4. 0x895e3b8d24beb666ea10acee93a7ccc1a648bb2b5c6588b21101fd2a9e8f5e4a
5. 0xa3f9d993c0e7f3e285fac073cb5748e631191288261b16c1173851c65f1a6965
6. 0xbb6bde2b868225c2e0b536d1ce7f3cde98405eef6013cc7560c4c3cac4fac2cf
7. 0x49f6f53bab198be79397e5283fa512f89e2ad6823b086b1f45aa8246ce95244c
8. 0xc347e23b51da5d5d533e4f189fa21cd9d0819dfa68f16444dba58a106d5353ee
9. 0x7a7cfe4c15df7b7fe10882b9f854cd03adb56b535f7d07e399827d74bc3dc9a3
10. 0x23b0f39db2590701308349f3209109b3c8cdc8bed2b30473cd214d874399c413
11. 0x4a8e0bde5af82648cbaea0621f03019b7aa0468848368fa1b80ba6666f0f42e1
12. 0x78204391d00442b047285e0d52b770052d21e7b586601d7ec737e99be32d0702
13. 0xe61415e30eff3f78f72f491cf1aa4fddf56b5fa4aab16d517b5f3bb9587740ef
14. 0xf02baa2f8f9b385919b2f698b2e9351b84bd44118a8d5a72f2d1303df2c329b4
15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af