Evidence row 2277902

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/j9h79b"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/cb53be98-80dd-4d51-ab99-0b5d02231f54/.well-known/agent-card.json"
    ]
  ],
  "name": "Romert",
  "owner_address": "0x8c949fcddc5e33a5ea9c4e962034adad7fcaf24a",
  "raw": {
    "agent_id": "132265",
    "agent_uri": "https://centralcity.ai/a/j9h79b",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Romert 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/j9h79b",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Romert",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/cb53be98-80dd-4d51-ab99-0b5d02231f54/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/j9h79b",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T20:54:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Romert 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/j9h79b"
}

What the leaf hashes

{"body":"c06dcf4406f0f0be153a86d1bb9f63dacf6e3d548a2b63fdf90c4c32652151cc","id":2277902,"kind":"listing","method":"sync.erc8004/1","observed_us":1793652844080988,"prev":null,"subject":"erc8004:5042:132265","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. 0x0a27b1176822ab2d0cec7e7462e42e23ff34611f6da677e4cc6216832ea45201
2. 0x0a3ae07fd5d45f03afb1d1af1c23bc30e10c26722785e9d4b0e9a146eeac2ca8
3. 0x043338e116aae837b196ef99673272a1680cc8f7a4b5d66faa77c547f2d35917
4. 0x7cb897c79ee359cc43e82b9baafcba77ba6a1eecd7029683c84f920df3213780
5. 0xd0124d560f72b9d6d22bb8dff913eb233fdce9c0b9a212e10c4f581ef31991c1
6. 0x8790aa5a1272a32f3b83d85305f3129d3b44789a44a0e505db44ab9cf6a31ea8
7. 0x2b0b7f65495bf8d93e07752e504c4070f5cedbd1e0ee872acd056c3abbb9be3e
8. 0x0c583d7e217813445de6221285cc27e037a783aec1284a7fe53b36381bbc0aa9
9. 0xfa0f7c3277d5caf0b39be3848b6e1c9fb72b467059038abe83021881258a0d5c
10. 0x64fc97d4e3d7c819decde042b7669e1b1b82790d3dbb3414c0467bf0bd1a8483
11. 0x67e9434c07fc27dc1669722bc134f5ca1405927b485eaffba8c1654fcabde437
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