Evidence row 2712109

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/C8VwpH"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ef8ac1c1-033d-48b5-bd2b-5b535a206376/.well-known/agent-card.json"
    ]
  ],
  "name": "Fibino",
  "owner_address": "0x2ecc70a92d6bfdf0c6758a1054219034810cd7e1",
  "raw": {
    "agent_id": "204137",
    "agent_uri": "https://centralcity.ai/a/C8VwpH",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fibino 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/C8VwpH",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fibino",
      "registrations": [
        {
          "agentId": 204137,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ef8ac1c1-033d-48b5-bd2b-5b535a206376/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/C8VwpH",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793738914,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T20:53:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fibino 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/C8VwpH"
}

What the leaf hashes

{"body":"d30275f1a5e9b9c7983a9c6ac91b36132d004a16ea2a5cd3896c0d6c04618b32","id":2712109,"kind":"listing","method":"sync.erc8004/1","observed_us":1793739216920624,"prev":2711816,"subject":"erc8004:5042:204137","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. 0x279e676412732acc63cf9817d49c9db9ee95c84b995c4952edfe8f55a18fd78d
2. 0x8e36bcbad7ecef20a3a010e214bda3b1d3316042a77333c1b31389c10a6a6d61
3. 0x72dcfa193e87c4f5ece9e81521f13321239238fa6cb11613f0bcdd75af1bc3a3
4. 0xbfcbcb64684ecaa6dfdf5a17de5ecb93e491bbddc8bb8caaed09c56d33771a95
5. 0x1d09636bdbd25f2d2ad298704d15f1c00cabecae5cc5e941e5d456cdc525d8db
6. 0x006923615ff312f975feac06691f73be35a16f51d5b14f8fe883dd4268ac2fff
7. 0x94c5ba7e2d1fee2e4babf01375cfd68872928ada4c45cd25dde2c5edeb4a54eb
8. 0xc90260236b4a2baac222ec6ba52bfc451d5a3fbf7e24d58c936c1cf4889541b8
9. 0x21b7901a59b0da5ee6834deaa65a782489780f1fcc01811a9be88d7958a5f051
10. 0x8b3932267ace1500087952c7d15c6bb710742d822e617b8568fcc2fb1e920b55
11. 0xc84fb16c46d35e50c428709bd4f6bbdcd322754c608912efaaa534eb9b1328a2
12. 0xec2ddd443556613d59609a7b14c036e6d271882b780c25ab7f82c2f5014e2560
13. 0xb3e9e2c239d3f86889736f5f9dd6b63f9f0ffb6cb921a6e5d19759d9d3670816
14. 0xfa613c0d80cbcddee7d225a3ab575b2b3c7203ea9f8cf881bf1cd2ffed0f5a23
15. 0x3553ea75bcf78135f26289b22fcb05dd562af750aceb74fae97aaa66ea2adb8b
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7