Evidence row 2200289

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Pxchyq"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a857028e-e5d2-480c-bca5-6f7c0afd3343/.well-known/agent-card.json"
    ]
  ],
  "name": "Elastan",
  "owner_address": "0xe120d745a9ac7269303c6782d0eb44bc3f5acaf2",
  "raw": {
    "agent_id": "124890",
    "agent_uri": "https://centralcity.ai/a/Pxchyq",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Elastan 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/Pxchyq",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Elastan",
      "registrations": [
        {
          "agentId": 124890,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a857028e-e5d2-480c-bca5-6f7c0afd3343/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Pxchyq",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793646591,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:13:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Elastan 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/Pxchyq"
}

What the leaf hashes

{"body":"332dd8e3c4e0b935ba17c36b754137f23f665bab1926a25e220b33ad3d996b8d","id":2200289,"kind":"listing","method":"sync.erc8004/1","observed_us":1793646796978676,"prev":2197681,"subject":"erc8004:5042:124890","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. 0x18a9c85efeed10fcbb0c97e0d44e2520e68c4a64ff1c4987309812471842536c
2. 0x9ca8a559e80eeb5a08d1844892c4b16680f9ccd248d8970a2cbf46066c08bd94
3. 0xf30255679627ed0f314171d68f18a2e16abdfe22032cf4f77671558f168c3261
4. 0x6391232c1ca2582167bac46345b68c590f9e91fef728610b8000062aee18b4f9
5. 0x2eb63138c7039b0bcf91815c66fe24ae0cc86e77e5f65ef0f6039cfd0723e443
6. 0x6bab27ea3d15da8ddfc2da7531fc2ccc7fc2c6870390a938f29de06018acd1e2
7. 0x6088eeb3538a82c9637185b1948f1e1a3d448790ed90134cec0edbd8915a7c47
8. 0xc3a39d821c91043f16a169501b71be47b32be1a413e0e473581cc34867938627
9. 0x6422324cdbbb224ffbda6bf04aafcdc29c56a20b5dbb0a731b18ee5dd4e4bc28
10. 0x4552022b38ef62aeb42d7bd7e5a57f9734455113246523e6b70071af3bc035ef
11. 0xd0e857bd43830f2b16ec8d59c8deb0eb166b03506b1a0eb30ca9d85c78e17914
12. 0x26a5e40cd7017d9484a6a4cc5d6e133e2ac2a62428feac84f9ae661be99ee435
13. 0x3c6bb4ee00210310afea4db77a3d5e14b8fbfec0b426541034734f028665bbb4
14. 0xad8410fe2298c1ccff00c301cabf57d2495acf6e614e5236bbeb834747908ca4
15. 0xb6470417fdb2a0e3de9c1abb1722cbc88bc0dfb5afda0a77e1eac26ab1683ece
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af