Evidence row 2122088

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2I1YAk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f37c9451-155f-49c7-b0d3-bfee5bef2017/.well-known/agent-card.json"
    ]
  ],
  "name": "Frontani",
  "owner_address": "0x1bb6aa42df1b4c6942dfd7f54144813d5b78d7a7",
  "raw": {
    "agent_id": "89197",
    "agent_uri": "https://centralcity.ai/a/2I1YAk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Frontani 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/2I1YAk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Frontani",
      "registrations": [
        {
          "agentId": 89197,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f37c9451-155f-49c7-b0d3-bfee5bef2017/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2I1YAk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793619216,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:38:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Frontani 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/2I1YAk"
}

What the leaf hashes

{"body":"f1f8d98722f89b26a5d156792ccba8d376193140ce3cf3f91b6aca118443f6e6","id":2122088,"kind":"listing","method":"sync.erc8004/1","observed_us":1793619533756826,"prev":2121433,"subject":"erc8004:5042:89197","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. 0x9d247abcc2d729487ec1f6025b8c6910d1118d380ef48822e49e45935ee3ccc1
2. 0x3069171a47acc2f639cb0f29489ee72f2b0c5424f48e8691582b4e41d6465f85
3. 0x18dbd20b88f65523022d83d23011cb62713e1ccaa9273baae41d50e63e0b0d39
4. 0x564e762cd4562471e99d15ab2208deabd277842a5241780d7e23e1c03f181937
5. 0x8e956b5099f9c5d6832475014f231c137eb2c4ff25deba0b452e2c967701e61c
6. 0x5b1515357e736a91517303f0c0dbb8f1322662d588abf6ca3e18c4c74a4bbcde
7. 0x013c0d3a1909fbd74dc7c883b3831a6c8b5f5b5cbdae03fafae50413d505b13a
8. 0x8ce371e957dbcf7ec56fcaa95788dd7e4a890032f4bd2e4324715be16c873028
9. 0x1a7e6f56b3cec07995ead10a318b59319935411321bd64d8397151010da48727
10. 0x0f8e53ed534ba7c56792ed66e245f9f4efd2b341c86017bbed162105150e5e3f
11. 0x4513f52fe87daf1db700a9667d602fd3ef58ee1bb21a3277eeee2b77fdf3aa3e
12. 0xe76812bd40e4cc597f49a99c25abfeed399db07d379b5ddc3f78d59b5a7e5ed3
13. 0x13372d9573063408d81df51991faad9353f3d2ff284b3f6343d434448850fec0
14. 0xdff61622855886d80ecda4fb808422c854d0801605b73184332cf83604a730ff
15. 0x9c91ecb84461aa4cb2a891252746755d862a88fe9bad822700cdb99eaab2edca
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af