Evidence row 2274732

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/NDahIK"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/006d18dd-ba09-4257-a920-a7105e9b202e/.well-known/agent-card.json"
    ]
  ],
  "name": "Maimpel",
  "owner_address": "0x31b03c70f844def38cdd9ac510666434e6e26274",
  "raw": {
    "agent_id": "130898",
    "agent_uri": "https://centralcity.ai/a/NDahIK",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maimpel 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/NDahIK",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maimpel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/006d18dd-ba09-4257-a920-a7105e9b202e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/NDahIK",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T20:31:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maimpel 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/NDahIK"
}

What the leaf hashes

{"body":"fbf7206847787c5e3a23b6969ca58774e69ca4c915ff74abcdc3c7ed2e6abf56","id":2274732,"kind":"listing","method":"sync.erc8004/1","observed_us":1793651478086597,"prev":null,"subject":"erc8004:5042:130898","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. 0x09fac806753e44e766a0111d8830dcc5718bf1d1d48af898cb1b4f49d2eae8f5
2. 0xf9db299b029c2e20bcbeca1ae322db9fadccab8a9a11bc9158aed0806e1ced2b
3. 0xbd0ffa127a690ca4ed4befe4e1783aa1657c1704dbbec1fa452ff9a10911cefb
4. 0x230544a5642e9ee282889762438fbc99ee431941632fa7e2af9b41aecedecc7a
5. 0xea896bf66df74fbbd914d807019d83ccb0b24a014a350f82943026add3209c0a
6. 0xe7c0683d06fe87c64dacb429833b3b1634e06a26f147e7411045f8452a9e4191
7. 0x78ac6148b0f60fc936a876a9e1fa8bc3cfdbab364e034e6e9fe030056d232c4d
8. 0x351c21f08e5ae85644e8258b18f79a00af69803d058897f2c45a461246980094
9. 0xc8ec3be2fd7952c5ccb8676d7c8774a1b43abd970aab2aa597c9f4f91d87aa4e
10. 0xe93ea12c22f99be8f2b03fe2fe4f295aac26a3cbf84d43c51290d4bff7e282ef
11. 0x5aca66121bfa426b957408c56fc244e54d7b3bf032897b58379d8f57099e959c
12. 0xdf47e0cc4403f66d6bef47c126a44c433909825c77c1bee9446c38e921ef2628
13. 0x0e3de14ede58ca786386b84fae42b353877b05ffc635f390b0d80c2d2342d8ad
14. 0xdd12fe6a2b0c972fe8b92369b1535a7d883c9e1085b61ddaf4130d8880afad75
15. 0xd82979c12a2aae44121bb6058b3364b3a3cbc9be411e35ab0208df5ed56f65d4
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af