Evidence row 2288085

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/KMfipg"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/03728b10-3b58-414f-b011-6718c7360eec/.well-known/agent-card.json"
    ]
  ],
  "name": "Feifer",
  "owner_address": "0x403a512ba0095e34c0817ec58c3a6a1089b48e27",
  "raw": {
    "agent_id": "136475",
    "agent_uri": "https://centralcity.ai/a/KMfipg",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Feifer 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/KMfipg",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Feifer",
      "registrations": [
        {
          "agentId": 136475,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/03728b10-3b58-414f-b011-6718c7360eec/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/KMfipg",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793656698,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T22:03:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Feifer 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/KMfipg"
}

What the leaf hashes

{"body":"40affb68bbd28f226d59b02b871fee685893e4377e1024f04c58411d5bb8ea4c","id":2288085,"kind":"listing","method":"sync.erc8004/1","observed_us":1793656989895156,"prev":2287492,"subject":"erc8004:5042:136475","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. 0x1a0af1f7a5b066b5bd90190946c2acea10e29ce1913e67f257e6b8e2d347e5a3
2. 0x4d8a3016a55de87aca1c241de2258aa8c06f523f01eff10afd080d75ae5864a1
3. 0x93ed6cd71998b21879bdbb8627cadf48692943b8bfc0523ca824420e54117444
4. 0x276416aa29b97130db8cc065c494365dc16b6d7470a9102d4c370537d6ea0e18
5. 0xac630592672620911ed9391a5e3ed390a4c25ea925fc7fdde9da17d8efafee49
6. 0x93868b17fce77b0fc305e7d267998fe325d8e1fd5916acfa8a96fc562b19e48e
7. 0x0a66e20058f30f3da13935c407f7601b571077b7740aab360e4e852c48e7f091
8. 0xd24fb386bbc59cba5dbaf10e9e0725880493c2f1560a6eb176bc7e4a793504ea
9. 0x15401f94419058d256736c1bf53595dc5af59c82a3816805a1238002e2b7b573
10. 0x053868a14ca39e217fb009311625b575d0d8fc2d16ef4530077515773ae753b6
11. 0xe6fc18d7be13a5df7e5f5d774a7f975fbb57e9409f61ecf26c67f1b1cf1c1098
12. 0xaa8e703c8f7834bfb7f573073b9b50c4721ac0f323b8e4b35b227e9b1b763617
13. 0xe2dd127d9ccc5339e1d044fef0fe0ebbce9fefdedc7bf9fb2070bf570a64799e
14. 0xad8410fe2298c1ccff00c301cabf57d2495acf6e614e5236bbeb834747908ca4
15. 0xb6470417fdb2a0e3de9c1abb1722cbc88bc0dfb5afda0a77e1eac26ab1683ece
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af