Evidence row 1843368

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/i9d8Zx"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/17418040-f756-4448-b420-da14b552c18a/.well-known/agent-card.json"
    ]
  ],
  "name": "Horlon",
  "owner_address": "0x4740e4167867a59f0bbbbb9c207adf7b60cfeac9",
  "raw": {
    "agent_id": "36640",
    "agent_uri": "https://centralcity.ai/a/i9d8Zx",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Horlon 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/i9d8Zx",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Horlon",
      "registrations": [
        {
          "agentId": 36640,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/17418040-f756-4448-b420-da14b552c18a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/i9d8Zx",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793574659,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T23:14:38Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Horlon 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/i9d8Zx"
}

What the leaf hashes

{"body":"42ace7e47332514b084ab32b5cbf452083da7dc8e1e6ebfab111f53fac834123","id":1843368,"kind":"listing","method":"sync.erc8004/1","observed_us":1793574878192519,"prev":null,"subject":"erc8004:5042:36640","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x385e4e823824b4161bbb1486576a3a75c9c7ffe0db13c6b892615616d36c1f74
2. 0x2c9e1d48e88590a93510dd9907d50c0ba6a19f947f80cc477db7abc96eda4861
3. 0xec3eae7a29a38615cb69a11dc8ca94b44ec8a7c8c8ff51e15ff1e11e2b709db3
4. 0x96adbff2b84dafe95b4b2f12254c07f89a4cc032c3f55241dc38138ae4963f7f
5. 0x9c1f64d68eaf1cf64806e85de242a8b5d34c90464bc87fb3027383c71ed6732b
6. 0xc85714b746b1e708c7f303357e02ded96be532d6fd5e1ab4ffbc2c4433c5899a
7. 0x37ff70fa8cc6f6d01c4f9bd4c6fc429e69fe2abf5e91ae2f60b7c61d90e0614f
8. 0xab6287e6524e77e07ce32dea8239e5be447d33aaeb68451f0e368470702fad90
9. 0xa9e3f8d08c5b0d3b571a11ea748efa5630472d5bf7040e77403c2175a0a6c7fc
10. 0xff27f1ee3ac764d46d6a083b0aa0e042eae514df47e7524a7fbc30c6c42105da
11. 0x2053942ba6a9e2c5720dcb523f10d9a6a4e065080738d4e2ac6f651433cbcfd8
12. 0x9b74c5706b41df5a62ddd1b028fbb5469f7efc37643fbde44523f1ca919bc8fc
13. 0x28720157dfb204e575f9c0d1f725e8e1a816aa8cdff9b2a7135d27bf6c638bdd
14. 0x07ea6ece7de601a64e2a172b49fb304109f2a8322814bef4c3168d05334b3609
15. 0x9518f8c5450505f008d5d964f03e490f2bbe4e73e8c89384cb6b935788ff2107
16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90