Evidence row 2162307

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/MQh4Jq"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ba30cbad-43df-4a18-bfc3-82d239f99abd/.well-known/agent-card.json"
    ]
  ],
  "name": "Stufanson",
  "owner_address": "0x6d8e2c60f9c6ce3b166b336c604854f2892ee4f9",
  "raw": {
    "agent_id": "106751",
    "agent_uri": "https://centralcity.ai/a/MQh4Jq",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Stufanson 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/MQh4Jq",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Stufanson",
      "registrations": [
        {
          "agentId": 106751,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ba30cbad-43df-4a18-bfc3-82d239f99abd/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/MQh4Jq",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793632121,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:14:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Stufanson 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/MQh4Jq"
}

What the leaf hashes

{"body":"3e697cd4677c5d970dfb570ced4eb0b4a868091b51e8a4187b921e74ff08e01c","id":2162307,"kind":"listing","method":"sync.erc8004/1","observed_us":1793632487009157,"prev":2161917,"subject":"erc8004:5042:106751","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. 0xd7a10390a3464d64709e3dd3d209c8f425eee5d21de2ada6fe5919dafa8a1fec
2. 0x245559804bb7e9869975f8c593ca416d790d27c7b5194385359b82db29f8e1bb
3. 0x5831485ff0e45ab18d5ddb7db667580ec250aa979139a2a6f7ee67ec19396572
4. 0xc74f66d6209cb256297b28a74987cc72bd1ce9d2cd8bc0a0fada52e72b584b05
5. 0xad7f0370cb5ac55483bdd5710626e450efec3c409bd85711a778f89c2f0c1823
6. 0xef457801bd29a321d1aa5ed599ac372d445f141849328b5503ee10c2090e3f8f
7. 0x55433b2251d22019a13e8ced17b68141998985178c6797fe82f6b83011b4b188
8. 0x32a1ce015f174a23090b1621c6fa523c85dd5b4ce34064fa8e2f7dba2b202f63
9. 0x61dbe7de98b5d1b29f6773c1003a54764d2871a475b6673fe1ae363f550da2c4
10. 0x3e07030073b3c60510e667fed58c558ad7769328cf494ecd519660e4f97b74fc
11. 0x478c96b3d87966042186521b67a1083fc2315fb4c850c47fba24bedc5a640369
12. 0x7187889e0cb6879609e91cd98c7d6289b291639a739c761b50ed349bfcd02009
13. 0x0a0b06366ac223b57a065057db885c66f1a3225264321b3732529557f57cf2a7
14. 0xc94ac971f2e2765086823b6227f70a7d3fdcf267884d07ae0a3f85c1caf941d2
15. 0xa9134f4ed9cec34e13ba243b6a51db73753dbbb3b48c63bd82b22694813d2b02
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af