Evidence row 3378270

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Qt4npc"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/46f730f5-9491-449b-bfeb-3e91c722f644/.well-known/agent-card.json"
    ]
  ],
  "name": "Hibis",
  "owner_address": "0x3ade750296b0b035a0dfdf09eaebad8ef2a65655",
  "raw": {
    "agent_id": "325259",
    "agent_uri": "https://centralcity.ai/a/Qt4npc",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hibis 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/Qt4npc",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hibis",
      "registrations": [
        {
          "agentId": 325259,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/46f730f5-9491-449b-bfeb-3e91c722f644/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Qt4npc",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793867378,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T08:32:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hibis 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/Qt4npc"
}

What the leaf hashes

{"body":"704d1e374c11b1bbcc03679184bea28d4a4a94cdbdf9a4f2a926c581c0c09f30","id":3378270,"kind":"listing","method":"sync.erc8004/1","observed_us":1793867565623309,"prev":null,"subject":"erc8004:5042:325259","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0xdf2b82a5f01c1dfe283ac712019cf5eea0a1a9321cc06a8aff32ed5b1159e9e1
2. 0xd2b56d4372d3aeb05b27ab066127be778011b42fb09cf1828f5d63811ec7bf5b
3. 0x30313b0556fbd4ead6045d89953eec70a192cd60689aff48fd57ced6c6c1f922
4. 0x2b26fabf7452e25593c55e90c3fe502406844c8165beca5777c4390d0e9cdde7
5. 0x1c2895e0ce5753fdd3f7eb81f5d06b8def2d106d69ffb8be4ad397b9fdde4415
6. 0x5f539775c3081ca99f8579bd571e479c0fb9114355db41920b937f0302bb3fb8
7. 0x62392400d095db848c0ca616f6a9d38ad2163e58caee3bc28c844a8d43f85de3
8. 0x5057f85033b7659847e40738f29d8e0434728c43023d001e55c848d4059fb741
9. 0xd9300485ec1c3cacea2e65e023de4b6be76e1216abdce776606e6b15dd8bccc9
10. 0x2c7872389970df2f96578709172a693f55e18b98db1ae211cbfe628f0452b1b6
11. 0x324368dc9b73e436d368e290696a6e8263395f4b2d471a0462eaed604fc8432e
12. 0x9c4a3739ba87ed73a52ae1e3f93c7996783966f3aee24600b67becbf7c2e7724
13. 0x313467553594bf00c131cfccd33f4d700b354ecb26bfb7748a9a2620754e6284
14. 0xce27876666d433e301388ab9a229faf79cf58e8e5e9d26b51a8919e49ef7c4fb
15. 0xb5004928d173812cab4255917f4c361aae718a32a8e6208a7de15d84417a441d
16. 0x706c875c10714e921f12357b889e8f8c61b62dcf68745f3b7e23aa127226e76c
17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94