Evidence row 2152731

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1uppmc"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b788cb7a-4782-4468-9dc6-9f83de160756/.well-known/agent-card.json"
    ]
  ],
  "name": "Vumo",
  "owner_address": "0x3fba9c86f501b33127e71faeb1792a80865cfcc1",
  "raw": {
    "agent_id": "102009",
    "agent_uri": "https://centralcity.ai/a/1uppmc",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Vumo 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/1uppmc",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Vumo",
      "registrations": [
        {
          "agentId": 102009,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b788cb7a-4782-4468-9dc6-9f83de160756/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1uppmc",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793628651,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:14:58Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Vumo 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/1uppmc"
}

What the leaf hashes

{"body":"f1c9b45e07f010b6679703650b6b7e577187c17be15064dee84718418ec247fd","id":2152731,"kind":"listing","method":"sync.erc8004/1","observed_us":1793628898704602,"prev":null,"subject":"erc8004:5042:102009","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. 0x4469582320f8606ad6c70f2b28b052faaa3b1f5d870a2ad78dbf9fcbd585c077
2. 0x56a1635b6b94370141106ba3f0fb4615d2e6e5b0df09151d518b56e3e513e603
3. 0x32cd8bfe4f379f451f3b3b30e722d0b1926af75a359d9acc1f2dd6bd17ef89ac
4. 0x6b9c86e60d4ab916f445477da6ca8c7163575b3e40e2907d7c9fa6d8565c35d1
5. 0x1770f5f1d484711c635a52ae9d2fe621af417572fae8d29b7a759da7a6116408
6. 0x9ea15c13a6a504ca94d3b62b1d7076261f6c83ec6b3824d6efbbe9c1401097bd
7. 0xc48d62455efe1698cd2442d4dcd92db88795ab827827b0b0551c66279983e1cb
8. 0x67ff88f371b2b6e18edbb55df8ad35d81291e83a004c3b3661325631304b9540
9. 0xfdf84d17c1892ed116aa9e42b90dfd76177891688046c65d4e8307a2df3db473
10. 0x74eec6890666dca5773eca0fee354576562bac7e5e54a24138a386f770dc4531
11. 0x9b52af3861e436015165f4843e485a2a987ca3915ca3ea656173b5eeabc01ea9
12. 0xbc7027b08c105107379103e4bb6da46cb151f2ad9354e23245ef7a2991eacef7
13. 0x95a273bb8932dab7d9961e32e3d3be866bd51e98c7772b268db2595e5869b5c4
14. 0x75634d9d67fe6c75f98d15ecdced550aaaa0b303b51c1355fcc39f82416bc504
15. 0x3217f821997a6d778dcf0814a25b1296c55ab77710c675e7b15695d25a6ce67d
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af