Evidence row 2279249

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hGYtRE"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1525e520-eae6-4907-a924-e6be3e16bf84/.well-known/agent-card.json"
    ]
  ],
  "name": "Kolon",
  "owner_address": "0x7f9d3f074a48fe4e0368c3f6498e3b1cf44e0a8c",
  "raw": {
    "agent_id": "132742",
    "agent_uri": "https://centralcity.ai/a/hGYtRE",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kolon 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/hGYtRE",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kolon",
      "registrations": [
        {
          "agentId": 132742,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1525e520-eae6-4907-a924-e6be3e16bf84/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hGYtRE",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793653251,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:05:38Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kolon 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/hGYtRE"
}

What the leaf hashes

{"body":"cc96ea2c23e87070093651154281cee2eceac0a01f4d136584f99fdea0c087ca","id":2279249,"kind":"listing","method":"sync.erc8004/1","observed_us":1793653538787799,"prev":2278796,"subject":"erc8004:5042:132742","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. 0xb7b77bf6f2f6e641b167d4caa4109de565fb391fa18aa3f775de5f5905b56215
2. 0xe6f420d8bc5c3db34ff9f6954ef780edd416f173707dbf19bf695f548522b56f
3. 0x7bbff5e0b97f3e21f279f1ffbf40095a01427f5041c11988591e5ed1f69171a5
4. 0xd4893b831b1d0972d010ecd9126c77796eb5379bb271da4141f9f6e50a2407d4
5. 0x22037a8e6dadeb0fc11d0229e42040e5142ece546cc1042706aeadbf9601ace0
6. 0x7729eb42dfa9ead6b2440a8013fd492f9c0b4d6499f839c6ef665c68b5c80e7d
7. 0x9a2b0bc20187a357a3e877ad3b6569869098528d0afa6fb978a828706009c0db
8. 0x72a947f90b8c8c49403d214985af9a38744536f128295dd69add6097c25d88b2
9. 0x1efecab01743ba6ae8e9e64ddd9e84ccb3ea802cd616e64189769bc062841ec7
10. 0xf0b6bf793cc66a03909741a989c833367cfc76f3d77268884d6f3d1930d28961
11. 0x2baaf56994f40f69d6e4622eada4b0cdaf5e4b3766e25b2769e9cdcb7eeebe1f
12. 0x1e746a5fe19cb9ec0a19b0ddff5c240ad1117a5db0999c1e01fe8f1235d88e30
13. 0x030e61e00342e920981555e2e665fa5ec4a741b10a078f282daa829896c87583
14. 0x08da04eef748b7ac08271324db18913501d72c52afa240bf3f08b6da46e3b97f
15. 0x834b6b9a36b42da183e2542785e8d2d7548ace455268a81922edbe6020cef644
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af