Evidence row 2101780

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/LSvd08"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a0d03756-84a4-4f40-81b3-3461b573e682/.well-known/agent-card.json"
    ]
  ],
  "name": "Maikan",
  "owner_address": "0xedbea2a05599d4fdffcea7b8b783dd5af9138e80",
  "raw": {
    "agent_id": "81802",
    "agent_uri": "https://centralcity.ai/a/LSvd08",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maikan 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/LSvd08",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maikan",
      "registrations": [
        {
          "agentId": 81802,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a0d03756-84a4-4f40-81b3-3461b573e682/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/LSvd08",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793611546,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T09:26:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maikan 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/LSvd08"
}

What the leaf hashes

{"body":"643724dec399c346f40679c6e9914ed146ea1577676f4a87bea5c3c371b154a9","id":2101780,"kind":"listing","method":"sync.erc8004/1","observed_us":1793611574261768,"prev":null,"subject":"erc8004:5042:81802","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. 0x1013a2ee6064c9790cf08d5205ca6b3ebf0406c71bd8ed156c3bf42b4f258044
2. 0x0aac161c4723c054cc90ee4f33e6be75360a68926055a7c7434f0089eb233bfd
3. 0x526cc7069e79a0a0976edf5b484708a440435bc4d7f25fa9bcf8dfc981b712ed
4. 0xb29b23a9ebce530aebc21ba829be7c27ca96af8576561ca200c1cac69261894c
5. 0x526a2600a5c031363deedf698c9bc2f53d68d586aa4f2c6bd8f9ca93af22ae1d
6. 0x0fe360d691e0cf21ad32ff992e4a41bbe230ba1b3b9c22c011f6c74663e3dace
7. 0x02f53055ac40eff00154fb2f94ca0320789ce7d7b867a66587576ea58e86f700
8. 0x3f64b064f5110d67308eef156fd5b9d6827467355d8aa72acf224c0160065e92
9. 0x414aa604682f788a2d261bf997aa258d9dc4880642aaf56165f790b29795b816
10. 0xd9ac330612c18184c5695420af7f6f1526e06ca03b9d477376d06d8be8cb61e3
11. 0x2d4712bd1203bc5244fa0599fa09618cba6739106dab26a3d111b0ec8558f41e
12. 0x37c4ce84bc1fbced66397add5bebabce40461398a546a037487c5eeb7879648d
13. 0xaed8243a14c659d2324c6748095467bfaec6927f1294091015e04180dda07dd7
14. 0x9914dfe331775bd1714304f757d2b6b43ba45167245d645ce50f54a3d8617c4d
15. 0xd82979c12a2aae44121bb6058b3364b3a3cbc9be411e35ab0208df5ed56f65d4
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af