Evidence row 1780101

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/JYQ1TX"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9f628e67-1e8f-4630-8dad-a2199d724920/.well-known/agent-card.json"
    ]
  ],
  "name": "Fassana",
  "owner_address": "0x9acd67d6604033bb3ddc6f8731bfc59a6e2fb988",
  "raw": {
    "agent_id": "14880",
    "agent_uri": "https://centralcity.ai/a/JYQ1TX",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fassana 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/JYQ1TX",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fassana",
      "registrations": [
        {
          "agentId": 14880,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9f628e67-1e8f-4630-8dad-a2199d724920/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/JYQ1TX",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793554560,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:39:38Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fassana 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/JYQ1TX"
}

What the leaf hashes

{"body":"b6d4dd8546d7993f4bafc4be4db43ef4e19798029d31fefbd9c0d948c3b6bd83","id":1780101,"kind":"listing","method":"sync.erc8004/1","observed_us":1793554778117831,"prev":null,"subject":"erc8004:5042:14880","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. 0x8a1cd8658df8bff648116b4b7814dfcf451acf29b9d60e59add949c336a52cfa
2. 0xb8fb44a899a703ff12db8b2b1186881f197715c8c8f6155588516f09557e943a
3. 0x27b66a90ca74d7057aa2a8f347d9fd1c27482d53077d0a146f6a9aa35dc32629
4. 0xc01ce0b39b5a1281bc03208528d533d298f43927737415bf22eb5d8fadb11aae
5. 0x852d759302493609f23cc37214a848419cd85a2d0b061f93f65c4da11963781e
6. 0xdc8b8fa4504dbbaecfef1c947749c8701420a6e4619a7dc6576729aa0ac6ed62
7. 0x916ea27ce1296459a95ee0c9cd1e92b140aa3f9f3a2df054e5fe1ddade35d472
8. 0xdaef4ca93803b3c3724e43ad5869af98cb29f79fb7ae50fb7c4536c42bfc78b3
9. 0x4ce63f6fa704942dcbc738726d0afe100b44b66929921f5b6ccea16c795b014c
10. 0xaf8bd3e1cb30d8279bda97de98777f09e9725560ef53a038453168ee9f711ddb
11. 0x26f1fa657c1474594efc54e49b759739b40e05c4063891c079f8b9fd76002590
12. 0x9f9fe990673862e5cd52bf696ef9ea2c86ca65235b16170fd883287bee6233ea
13. 0x77788e2b0f83c42b3024a8d425784a46c4c2d0777f8487d593e102e987eabf52
14. 0x12d005bd5bab52a5295a7639e02ffa6fa98b5e18753f0f4638b668903af24ab7
15. 0x3950a937c3f98cedf9cbbc2f8905c10e3aac8ebc54b1e3468237d58bb254c496
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90