Evidence row 2101906

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/rEjb2G"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4c45f173-7e2f-422f-ac57-1817feae881c/.well-known/agent-card.json"
    ]
  ],
  "name": "Kampo",
  "owner_address": "0xef6af1f1cfece4632f14a10f9232a0acd6bb4bb0",
  "raw": {
    "agent_id": "81928",
    "agent_uri": "https://centralcity.ai/a/rEjb2G",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kampo is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/rEjb2G",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kampo",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4c45f173-7e2f-422f-ac57-1817feae881c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/rEjb2G",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T09:26:15Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kampo is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/rEjb2G"
}

What the leaf hashes

{"body":"b4cea03393dba2bc6afffaae0eb1c6ecffd21e6ed376e7d9a14aabc1dbb8532c","id":2101906,"kind":"listing","method":"sync.erc8004/1","observed_us":1793611575037499,"prev":null,"subject":"erc8004:5042:81928","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. 0xe3815380848e1059596dc31261c3ccc5e66a0f320473adf9aaf33d5a1150b5b9
2. 0xeb572e5b00beae3e9e67390b27e51dbc2b7d08d47de83b0d688131600ff180f2
3. 0xd4ea47edc59d13e57f9e718f79b9f3dfba4fd68eef2f1cc012038236b1f94a8c
4. 0x6016edab59a706f2749916322deacb4503cf3de9de03a315d0aaf721e48e8d1b
5. 0x031ec35739e3f8518655d8065ba7da5d1b6b8a7f6a71549c13e015f97d3698d4
6. 0x9ae3ca6a0ab64c15aa08c1f39ee260eb068bcbc4c29a5b628cbecd71865d0a99
7. 0x1a77ca961602fc1c34dd92e68161e161e3404e1a3b5d25279dcf0d120ddda6e3
8. 0x3162c95f5250e40f980fd6cdc29ea8c7d923a2a9327faf3a7a19052853c45ed3
9. 0xa11c4b80ba2412aee4335ecc66bda12a2d5e5df95cafa033d4a58c6c7352ed15
10. 0x29cc9620385c92c75a050448658c0db02e88b987c883c37d41d5d8e97433273d
11. 0x3dc07e7ba06e935a44f5bfc499122aa5ce625052b8f06246e76f153d8edd8c5c
12. 0xa425522b81e7f1b0749052147327a6c322a17427ffc07733771c29e826d80c1b
13. 0x5dd9fbf811b05f3e5af51f812b6eea86a039a192f115aecc0fd37a502e3a04f1
14. 0x3e441d3f53c7b69d6c73ef93d327dfc3071a522c550856540832b34fcb531738
15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af