Evidence row 2498644

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/PUCXDj"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ffb88f14-3136-427b-91b3-9f0da87b0319/.well-known/agent-card.json"
    ]
  ],
  "name": "Niassis4",
  "owner_address": "0x41708cddf0a6a6dbd72626945265026689c4485f",
  "raw": {
    "agent_id": "148030",
    "agent_uri": "https://centralcity.ai/a/PUCXDj",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Niassis4 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/PUCXDj",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Niassis4",
      "registrations": [
        {
          "agentId": 148030,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ffb88f14-3136-427b-91b3-9f0da87b0319/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/PUCXDj",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793669631,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T01:34:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Niassis4 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/PUCXDj"
}

What the leaf hashes

{"body":"7dc8de2bb795fc42159dc4208f5cb217f7f66d4516591b9ecee2fa3de61b44b6","id":2498644,"kind":"listing","method":"sync.erc8004/1","observed_us":1793669658570170,"prev":2498054,"subject":"erc8004:5042:148030","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x5b893d0011037874e4570c1e6e3f3ae44cd9192061586f5b2a0bc613ee264024
2. 0x27b03edeed9ca2db0c24b017ab6d68d1cab104830d5f01058a276bba38997e7a
3. 0x5b1c17241391d95f0b03fff23bd02ccc59ef2507dc5e08fb61e228f080a93f7c
4. 0x76a1b805297948501a96f456048137e228fc902f2ab6fc80ce593cbc7fda66ca
5. 0x77091d9299734e57da77f9d49ab2c8a16a1cce63e9361dabb335fa1498eb86d5
6. 0xf13591173d8ebce6882ce1742ae79a06fda478786b311e7d27687913d9ee71be
7. 0x639b2ac341428418b931bdf32974c3986fba61f5233bb6bd52ba2d1522bd3462
8. 0xd97e44b0866e8ce77ec4ca41938a8f6376c5d72152ab097152867a15027eaa06
9. 0xf3a895f8234a2721fc406d49ff48158f6943221b8193e0bdad052fb4d9dd46f5
10. 0xba4622b6f257824e43e1f227d07ca1147c91f7206bc7907e1685c2a187ef42ea
11. 0x77b8c57b10032c7082d1d53eff995ac3a7738fe1f70a9eac099adeb99ebd005c
12. 0xeba477ec9dcd3e2896a40dfa054e1d6f277259e41f43119e0870448cdc37228e
13. 0xcf11475fb1d88adbcfc7a6c6c088c0d1cc115e211d125d8b50181219cb4beecc
14. 0x1fc4191e8f35bfa53de7e0451b776edb79a6c6dcdf333b4de5afdb414a516e3f
15. 0x335134861d623e850e919233efd5afeff49bc2ffa02948458dea325cdabfc928
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7