Evidence row 2237607

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/cVpobr"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/bc01f97a-2c03-4161-9d48-9ac4a74e79cc/.well-known/agent-card.json"
    ]
  ],
  "name": "Mauson",
  "owner_address": "0x48d147cb30dffeac2ed1ca9bcf92ce1f4874ab4c",
  "raw": {
    "agent_id": "126398",
    "agent_uri": "https://centralcity.ai/a/cVpobr",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mauson 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/cVpobr",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mauson",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/bc01f97a-2c03-4161-9d48-9ac4a74e79cc/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/cVpobr",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:25:50Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mauson 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/cVpobr"
}

What the leaf hashes

{"body":"301e63357d855503315c5ff2f75d98efc4832e2e0a96ed3f961a69fa182feba6","id":2237607,"kind":"listing","method":"sync.erc8004/1","observed_us":1793647550713859,"prev":null,"subject":"erc8004:5042:126398","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. 0x31695aa7f8b6e85de225b1649f7697fefcf8b069c8402f65464c9d9fa9d60953
2. 0x3594cafed2ca77e7de9a22328367c4f4ddefb7fc6143162b745a44c594a7a3fa
3. 0xec0236596798f66a2a8ff85b067be4f268eed7713b725578ddd018d5429b7184
4. 0x59c01442c61ac361b45a2b7cef118f9dcc15536533301d9d17ded4b7fb05300f
5. 0x4df93ae092e888d4d946e9db51478abd0abd3a87c0ac604df279ee664188e45d
6. 0x1f222b45c92949bf94dff0b3eee6afbae11312f1491d9cb04582f13062ad6b09
7. 0xd624d0da9f93f34350e80dd8dd597252830c36674231d5de214fc8c747137012
8. 0x9fc2e5d778155dadc04dae29e164dc8439b8f0ac137a2b5194f81041049848ba
9. 0x602e4027cd781a45317fe8cc07d18e4598aeef534de7344e0a751c9370538478
10. 0x41ba94a79f58592733c0fffb42995e61528a508889cc04274dac89982ecdc72f
11. 0x61e580bb787cae52fc788dfe73f9f7893f6b89da9a1e00d74c3d7246279048b0
12. 0xf84f1a998fbb6381ea772208ecdde79fbccb4ebf735fd8e7edc2c8cd3acb8c91
13. 0xdcc1d9c1067e77e4536008fca60e4d4987a5b540ec77923110dc668972c55745
14. 0x74cae95d275254a9c747b603bd40b5086c5725fd3e904782e6447e4647e8b049
15. 0x464ce6fe060d0a6c4e810b71501e55084086148f7daf393caa14462b1a777022
16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af