Evidence row 2173585

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/8BBs1I"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4aed8454-c964-438d-a8df-8665d25bbea8/.well-known/agent-card.json"
    ]
  ],
  "name": "Basteon",
  "owner_address": "0xc5e1181e77d1bd8e01613aad3f0f55658ddeabe8",
  "raw": {
    "agent_id": "112358",
    "agent_uri": "https://centralcity.ai/a/8BBs1I",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Basteon 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/8BBs1I",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Basteon",
      "registrations": [
        {
          "agentId": 112358,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4aed8454-c964-438d-a8df-8665d25bbea8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/8BBs1I",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793637163,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T16:36:38Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Basteon 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/8BBs1I"
}

What the leaf hashes

{"body":"370bcbd86aff0821122f6cf91ee65bfc82e5dfc4e8eb5a7278d429de2ceb7e23","id":2173585,"kind":"listing","method":"sync.erc8004/1","observed_us":1793637398048580,"prev":null,"subject":"erc8004:5042:112358","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. 0x4d40e0772eb6381e492719b01802bbb2eca0eda0e51912df546b09ec03c8cf2c
2. 0xebacb65c35df0468902196a4b0e574d98c85558ad05341c49d30ef66cb5a2a01
3. 0x234a46cc644fcf1aaa2fd3b969fedba872fa1d63e60ee592c6db99bfed536b74
4. 0x960b38fb33eadfa559aebb630f648d8aebc04db60fb009349086574f687e8b63
5. 0x168521300eee98063d8ead3cbacd48a62f8d00b5eb1655a7acb0d5e30922653c
6. 0x61ab7b4ccdb5ef532121db9cc270fb8aa61ad63fd95b7b4976a508041e172a34
7. 0xc7ceff5b4c69995d7cc3053456a843815e7e84c5a9132ae23065bb8c79e2f5e3
8. 0x3902ac85782ad2e3b426e74be83727b9b7deac02eb8371bb590159c4271a09fa
9. 0x1d886a90ca9984ad77fb1f1eb24804a98807b9cc41b1cdd710e8d7c9fad211a6
10. 0xda29cecf864bae2acc34b74069bfab8877e67a59e0d359bdca0723d85231bd44
11. 0xd5a90644c0f94ae06fc12ccc920a6aa5194e367054cea3ae88cae25c31aa8c8a
12. 0x61b34ad045e6450b81b7a4502b2d97d0cc31cbac450cec30794ecaf30d1a78e3
13. 0xc2ea6f7cdcf0c6904201c0d186a72f2a6fa2d355f41deec0e55aad057d5b8897
14. 0xf01d425f0c05ac504062d9b471f06fbf10480b3526efb1ee77bb71aebd05f0de
15. 0x67c99d356de30f9cfab88af48fbaa18909ef230dd09947e84da060bc03aca929
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af