Evidence row 2043514

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/V2NqcN"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/abf8ec2f-33c8-4ded-8c95-0cfed7c86ee9/.well-known/agent-card.json"
    ]
  ],
  "name": "Hifias",
  "owner_address": "0x47b9194efd27870ba066e532a39d6d0f186a6d59",
  "raw": {
    "agent_id": "54627",
    "agent_uri": "https://centralcity.ai/a/V2NqcN",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hifias 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/V2NqcN",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hifias",
      "registrations": [
        {
          "agentId": 54627,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/abf8ec2f-33c8-4ded-8c95-0cfed7c86ee9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/V2NqcN",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793588849,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T03:12:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hifias 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/V2NqcN"
}

What the leaf hashes

{"body":"7144b11609aa00189a6120f48036ab8f5229dd8ab8d44fafecfb6bcd08c66cac","id":2043514,"kind":"listing","method":"sync.erc8004/1","observed_us":1793589142542257,"prev":null,"subject":"erc8004:5042:54627","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. 0xfcc4d71f10fae4c8a16c081d7e32c0c9a009d62b410a934dd1da1204bfd0a9e8
2. 0x0435e73e6f8dcd067c2a325f428158174f48fe9229bdbe0b5141a9f3149b6b62
3. 0x2254c9a7309980841de1ee5ba6bbe563b4b5430878224d081641ce7e0297e41e
4. 0xc57086e1aa5ec09c82f746aa9a621332aafc2164a879dddacf4f9217dfa0a010
5. 0x3fbde26a69fb0053175266b8c9f86f5b19e1fa70622c254fa0d00ca6ed1ee196
6. 0x4ab29a446ac36e73442704a0e332f20885262f2edd974988d2690fedef5dd106
7. 0x6efee77b14a8a25d5b296959e022e6cf85ca9cd67dae805da2d02f920c1a713a
8. 0x75fa5f9f318b2808073d9a1974faa63719b21eda8e47921513a430d3cde53f57
9. 0x7baeba6531b90b62a24926c4b53abb72562bac06ddb835d0e2b847bf63a51db8
10. 0xd59a3525b161843a354392d879e67761cb1e96750f979697350bd9b7bc17d09a
11. 0x28dbc66fa9796ab88c24fbdaa8aa00dcd2ff8a04bbe40e244548ef8d0d3352cf
12. 0xcf45699f12ed321cb81bb3f661993b9473cc0dc579d286e42718f66c86cf11cb
13. 0x2612b2a6ca482d4e1e568f2a6d1980f6401f76dd9a2480fd196bb762b9e1c71c
14. 0x59ed3c823c7507ae1b2993d19eda543383739dde961b25c4e0927023fff6be12
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af