Evidence row 1823221

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/E8jKYU"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/afb3e995-f9c1-4977-964d-062072f1f1fb/.well-known/agent-card.json"
    ]
  ],
  "name": "Tarkisto",
  "owner_address": "0x69ebcadc990b2990bf6836a5c3f900529afa8cfc",
  "raw": {
    "agent_id": "24624",
    "agent_uri": "https://centralcity.ai/a/E8jKYU",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tarkisto 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/E8jKYU",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tarkisto",
      "registrations": [
        {
          "agentId": 24624,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/afb3e995-f9c1-4977-964d-062072f1f1fb/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/E8jKYU",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793565040,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:35:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tarkisto 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/E8jKYU"
}

What the leaf hashes

{"body":"cfa735f4fd9ce9ff45b3fcc50ea8fd4cc24dba96c2bcd97158d89b0b120bd2f3","id":1823221,"kind":"listing","method":"sync.erc8004/1","observed_us":1793565345370676,"prev":null,"subject":"erc8004:5042:24624","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xb43d79bc09bce7fe59dc6cabde9255c14ec7baad96e054104b927e9b34467605
2. 0xc73e5e727498c3af4925ddec9630e1a11346ca611c8b137f1da4e584be12c186
3. 0xf590361b0f9560fc3dbc3d0a978bd8eb213e8873231ee3d430d6db75c529b94c
4. 0x555655de0364f3a96a097f6e948d540f7eaeeec3e4dff472dc60e95d0d674fe5
5. 0x8f5bdc48db651a0eeeae1811841abe158ea916f27e2107fdcb9299a88d825914
6. 0x6f17b97261b0b8330557a536984b6d0531d5591e5734723b1f36cbdb1dc08622
7. 0x34616b90614328a73d1250dd8ef66bd0e7b420939505e29c720380e98cc2893e
8. 0xa255b03252c8553852adf9cd8fd273a8fa3b2b9baf26188673affaf9ae0707e8
9. 0x47352d5c0429ac6ebb28408572beb5e30e9431205c5d22e599779e48656419d0
10. 0xd5170f5592a111fdc27fc412100ea86e59111c9587ecea675138b4d8792f41c5
11. 0x556fd2993ae63936ef19f8d0cb248690b8790b804a47e8b1f6052b6403bc2376
12. 0xda43e7c33db4b2a49eac5372d59f78be85b20270ae35f3877840061da57873f3
13. 0x76bd6c29668276bc9bcae1a73c60a4d02ab25f5e47f437d7c2c27bab58a536a3
14. 0xc4208f09c5a97556dbf0e04ca82216f9056e3cf547ebb46cc61036bfd76910cb
15. 0xf6217f3e2344dd9bf8c6e296c4729fbf7611d258b93c45e1bbe5f62e65e8e714
16. 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90