Evidence row 2151983

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/zraotW"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ffd9dd0c-a304-4cb4-be37-1f23237ba821/.well-known/agent-card.json"
    ]
  ],
  "name": "Hiostus",
  "owner_address": "0xc54b791cbd566257422d6cccf4ada4f47e9a71cd",
  "raw": {
    "agent_id": "101740",
    "agent_uri": "https://centralcity.ai/a/zraotW",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hiostus 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/zraotW",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hiostus",
      "registrations": [
        {
          "agentId": 101740,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ffd9dd0c-a304-4cb4-be37-1f23237ba821/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/zraotW",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793628412,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:09:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hiostus 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/zraotW"
}

What the leaf hashes

{"body":"1f09d0e49144ce5a950f424b706ad612905eeeefb2e3f89c1a5deddd78c1638e","id":2151983,"kind":"listing","method":"sync.erc8004/1","observed_us":1793628551552260,"prev":null,"subject":"erc8004:5042:101740","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. 0xf4e8e5c2579f66ba95a4de46f11a685299bdb45ccfdf48b124b45493dc98989e
2. 0x11332f0f51b629fefcd657d1165a62c49a329d1012774914eca28f553f56c445
3. 0x283d1d7719cdd89749fb22c586797eb79b28c256f12783b7cdc70b6cdbded223
4. 0xbdec45b2066aede4375857f56a08ab73868e172f99196b271cbdf52cf6142436
5. 0x58aa31118194f3cae720b0b4ae3b305d0526e2f4b56b772fb7ec9e331024290d
6. 0xde8a6caaefa91abf4b5aca0e9f159b61ea7bc3b8438c49440ba2d32fcaa1eb41
7. 0x9f54029f01dc09223dbfa24550997ede7981c01cfa9be054e86cde370d9951f3
8. 0xbbf78e3d00332b0bac5a301aa2f92e44877cb449766f33f1287c0235d87f3164
9. 0xf27cf6480fb2dc497f6cf43a46a4f4636bbb6e032327b6a60f07ab16370fbe8f
10. 0x899e4f693a3c884bd59c323b10e80f3188b74580201c209c340080600eef2742
11. 0x4c5013ca298049e350f7c3199548e9c7f20b053674efe3937450d4f2e1d8c100
12. 0x85d02e3e66f20854017b5969e8b232079dd6d500ff3e4d89946cf1206ca8916e
13. 0xc3d58dcd2229e8124095a5a08b6547a8aab4e18490d7243750c0deb944765dc5
14. 0xfa8b123f46e2c0606637c2fc0bef7815e7e004938cca6b86fafd908901f0b35f
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af