Evidence row 3373401

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nboQ1u"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3ede8c96-0e9a-4bf3-90d1-fc39a9699f60/.well-known/agent-card.json"
    ]
  ],
  "name": "Hastinus",
  "owner_address": "0x8a056e1103cd5531e800a11403bf500c953e9344",
  "raw": {
    "agent_id": "322497",
    "agent_uri": "https://centralcity.ai/a/nboQ1u",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hastinus 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/nboQ1u",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hastinus",
      "registrations": [
        {
          "agentId": 322497,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3ede8c96-0e9a-4bf3-90d1-fc39a9699f60/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nboQ1u",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793865406,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T08:02:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hastinus 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/nboQ1u"
}

What the leaf hashes

{"body":"40bba157d0ee3bd6cd32326983ec1b2be7be1f3b085d578e017ed5148ef4b52f","id":3373401,"kind":"listing","method":"sync.erc8004/1","observed_us":1793865740715841,"prev":3373003,"subject":"erc8004:5042:322497","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x0b9a08a706d4a474e4e9bf42b7567ebfadb3e2cff059a0b6ab336994ccc4d72f
2. 0x0be7e187575d6267aa7c8ea20d166038ff79ae9b74b1d05067a094aa026dd66a
3. 0x0f38a7cbca2a596519ad487e2d3b2404703a45300f9c1d750868851f42ca462b
4. 0xfc9bbd2b6fed0456dfa8791c5f150249b8efbca831f9788b796a3e6538d4feba
5. 0x949f06e33d11fe8b1b0c7f11c70d4daa66a7f7752b16055ed187b098938ad8c8
6. 0x5fe4255d5b5e779b93968c055ea42151a66f93289997c8e34989fb008585531b
7. 0x654904df0f6e2dd391ad9f3c5e188a1d635bab0b471c1024db6950a9585f3ea1
8. 0x38d55b919ead63af4bebd5cc594b7bc325bd92d7901c5376c19375134067481d
9. 0xbf568c88a5f78fe84374d8bc948484a0d2614e4bc16cfaafe5c45131d0b3889f
10. 0xa96a5debfacec1669b350258b791de9ef42274d8fa5c8b4443341cfd00dadd2c
11. 0x6fff2a6fb4fde9ddb7984c38cd183167379cac90264fb156e540cddc04fa69f7
12. 0x09983344879f5f3f0cbe2e5816fa7701499032fb7e3ca3a5481b8a0f2e9c1ec4
13. 0x0eccf005566a946e87370e6cdc4356134609686ecf1f73853d1845f72924c444
14. 0x924ef10862eab699db4ffdfa0404c082419cb11afddb61472cc8712ed66134be
15. 0x1ab38dbbab3f77cce8d03cd3f8736ca62b04c689538a6118189885b5d1be29e3
16. 0xcde4d0d0f64b40921f36a3f07dfe9c7256f1d0a8925aed414788c614314b871e
17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94