Evidence row 1831209

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hVDgwR"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/06615749-99a5-4186-9ee5-385801e7b646/.well-known/agent-card.json"
    ]
  ],
  "name": "Sisino",
  "owner_address": "0xa2ba490089fbd86433107eff8528d2394972f61f",
  "raw": {
    "agent_id": "29399",
    "agent_uri": "https://centralcity.ai/a/hVDgwR",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sisino 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/hVDgwR",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sisino",
      "registrations": [
        {
          "agentId": 29399,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/06615749-99a5-4186-9ee5-385801e7b646/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hVDgwR",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793568873,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:38:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sisino 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/hVDgwR"
}

What the leaf hashes

{"body":"c1137787f4632d488b0181281e10888816d1b565236209baf7d9dfba0b05c764","id":1831209,"kind":"listing","method":"sync.erc8004/1","observed_us":1793569094014568,"prev":null,"subject":"erc8004:5042:29399","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. 0x9a172e837b1eb092cf234f96f4b3fc55fdbc57c79a85a410412d736c1b12175f
2. 0x053c2368b32d553cc64f330c3878a1a2e540099fc2a19dfe5b3e54cb8e3917bb
3. 0x30dab3868badbbd168faf84be0d9c533dfb166d570ced4610403fbbf9837ca99
4. 0x5e3a289cd28ca42d203769118477734e695b67852a3acfde5e591b43fb4bf3c5
5. 0x555c2ec988be63ded57f08dc78d7a9c5bb069593ba36cc962bf221f27f3a438e
6. 0x7a51cd9b742d7b6e1a1576d2944dd6e86b3cf20db6289e85a616ce69a6dcd083
7. 0x71f27d04b4267d5175a235469f0ccb7e66431b9768e74494f78703b0a3845643
8. 0x0ae51fa659a88d802ad4f69bb1b01b2b0bababc2322b0149118fda3666e08511
9. 0xa5316b3eaa24593247a96d916e59499ed68dd95c8d5015e741fa5c713bc479e2
10. 0x5f2924889853a3ca91c7359191cd2a595ebc40c0f4449d16c611cf64626e8787
11. 0x9675fea2a54903945c5bdd119593e302eb9dbc2df090eaf884cb90f4853f38af
12. 0x2da1f7d795194b9aa5d84ca1400210ade7a1b6b7791b47558332be1857b0b025
13. 0xb57858c9b723be1615b551d396a235a4b04c35c7b3d756ec3335a4f69375f8f3
14. 0x82d96787431d530f2599d2a77b24c7b5e6f2bf6720f7cd054b4dc0d4ba248628
15. 0x4a900ec4cce00639b2e45adc5a7ba556793a171aadb927fa15d539147429570d
16. 0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90