Evidence row 2077559

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/r8mEjg"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e7868858-edda-4e25-b436-7199953c58bc/.well-known/agent-card.json"
    ]
  ],
  "name": "Haurkeon",
  "owner_address": "0x19f447e7075a1e076b6fa08eb9405a3f5c22bbbf",
  "raw": {
    "agent_id": "70248",
    "agent_uri": "https://centralcity.ai/a/r8mEjg",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Haurkeon 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/r8mEjg",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Haurkeon",
      "registrations": [
        {
          "agentId": 70248,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e7868858-edda-4e25-b436-7199953c58bc/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/r8mEjg",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793601795,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T06:47:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Haurkeon 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/r8mEjg"
}

What the leaf hashes

{"body":"5a51ec820d861ed74eec0f8aa9683a87d3eae2719fac84cb54cc5b494c62b2e7","id":2077559,"kind":"listing","method":"sync.erc8004/1","observed_us":1793602050057628,"prev":2077142,"subject":"erc8004:5042:70248","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. 0x3979a0029f2bc8eea67b327af49b2c0e40e6d090c0e50dd259d5e345d90c37ff
2. 0xfa444e9e13711a5f6ecedaa0b7d1c8273d8af718df86d42abbd8003e9f0632bd
3. 0x882c9675e034e28702c07f5fe763124ace26d43e235273217e004a8c5100a54f
4. 0xb269ca5d335f1d05a9907c20c52f927f8db29bf09e9c32450d36a3d568941977
5. 0x6a4b656c8ec5a5f6d0dec4713639b5afd62be5575eec1f36abc223424318b798
6. 0xba08e9c906e0925cf437f2df8327cab417c4cace90c5650ac1d6af326636fb42
7. 0xc03f66794084ee796dec5109e23b6ebb44429b00ddba7cb19fb80bd48de2ddc8
8. 0xd264a5fa69d09198ac9ff7213e94cf4341da1c1d315873d181c7a72994bc7679
9. 0x6e31e2dab06496a2104a168af3844e9e8e15a86a5db29dd65e374e6a3f5b0cc8
10. 0x84f15c5ce475360c455ab34d59b70052e6d9730189b27092caaea37f172aba2b
11. 0x6e57eb92647b672e6789d6f11401cfaadd3d9debde70d7ec55c20cc6d55eb392
12. 0x0fd72956710df968a8f58dacdfceb8698025772998960cf002c04225c3ba96b2
13. 0xaee6ec4fc06e2edf4e7718ad8b87a20e5863c6d259df1046ee61e5a22ea253b8
14. 0x637ba5f029eadccf80c2665ace422cf50802b8ffd21717811c25c8f068f65dc8
15. 0x8448bd1fe3c2d48b62a118ace4a5cb82fee53586dd43d776c2526ad844398919
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af