Evidence row 1831869

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/eWBYnJ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/12dd9325-42b4-48dc-9993-72b3c82f3ed1/.well-known/agent-card.json"
    ]
  ],
  "name": "Katero",
  "owner_address": "0xb5d2b0c2704c8f5b3f434a1d491f1307a0d1fb6b",
  "raw": {
    "agent_id": "29765",
    "agent_uri": "https://centralcity.ai/a/eWBYnJ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Katero 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/eWBYnJ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Katero",
      "registrations": [
        {
          "agentId": 29765,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/12dd9325-42b4-48dc-9993-72b3c82f3ed1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/eWBYnJ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793569166,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:43:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Katero 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/eWBYnJ"
}

What the leaf hashes

{"body":"e53a2c0dbec7ea80b1d7a0d9c32e588b3f6f0c5f5bf3ebaa11cb5234030b5a5d","id":1831869,"kind":"listing","method":"sync.erc8004/1","observed_us":1793569431097766,"prev":null,"subject":"erc8004:5042:29765","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. 0x66f0833c4a71e31e376429c979d6dc7929f55c8c1dd8c68893c690e838b0c3f9
2. 0x0d0c7be029c0276b9eec663d2f7757b36c0935d2a205ce69906c47a16475a490
3. 0xb80ff587ff4fe522d07a06b4239b25d65ed99bca3784166776fa954f0a06927a
4. 0xd615ae95bdf9164182e67c41de6740a1f91e1b1fd089e57747d8015d3b04f5bc
5. 0xf8f73beceaf98d7cb28bd98717211602e9f77bb4bb6401b5e67dfa4b43784005
6. 0xecaa8b4ff76c42a4e8f6a90d76ba0ab430e8be083dd6010b372f03022e25452c
7. 0xbba1a959dbd94ba8919252caad791b4aefd0c0a6dcb78a10745b9404b80fef39
8. 0xba54ecfe996f6f02141b4725a5d632d25848eeddcb4434b563fcbc34f717a94d
9. 0xf34cfd79af87ca8f7a27c06db4120a6f64c09ea24bb90c01303ba7c0e31cbb31
10. 0x163c6bc4d1730f16463036b70ee4ab392c1c11940bd3562815d93e828b56fcd0
11. 0x7c4acfb1f90d22466adcc42d40ef5b0c49eeb792a7e84751123e87caa237291b
12. 0x4d01363b09245e5a378fd3e36ea3b2ca12178bb6e49aada231fc1c8a32ead3b6
13. 0x4d3d9020d1e2b76c6f3e7026770b57c7f8eb1d9a7979369bb6db7c1fbe7607d4
14. 0xf2a2a0157f28bf3255c9b6847cbe675ba213d3983bbfe1c0848c216c57838e54
15. 0x7c66173839ef153f08dfd346f7ea956e9226e1b7ff05bf4c6cf27436953f336b
16. 0xc1f6e8dd182b37cbb6e04d0e69486bd40d440934f8e373b9bae8cb78de508bba
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90