Evidence row 1820817

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/eCOrbi"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8d0baede-942d-4ac8-8231-0deffaab899e/.well-known/agent-card.json"
    ]
  ],
  "name": "Maukik",
  "owner_address": "0x49b42fdcb58667f95c44779af989cc86e6d30690",
  "raw": {
    "agent_id": "23197",
    "agent_uri": "https://centralcity.ai/a/eCOrbi",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maukik 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/eCOrbi",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maukik",
      "registrations": [
        {
          "agentId": 23197,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8d0baede-942d-4ac8-8231-0deffaab899e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/eCOrbi",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793563911,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:12:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maukik 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/eCOrbi"
}

What the leaf hashes

{"body":"db8a8fe4dcf07732b9108d44096e4f4de504f6e86ceed7aefe412ae12b5f25f6","id":1820817,"kind":"listing","method":"sync.erc8004/1","observed_us":1793563955684796,"prev":null,"subject":"erc8004:5042:23197","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. 0x9ccd01f908f991134a6a217df0807616bc5ad52843c4e8358c3834fc0c90ecbe
2. 0xdc58f489ce6c833cf76dca8501b4318cb32af5f6fad511aa6cd76ad9dd5914a8
3. 0xc1f852034905c8db2851ff53f7b5e5e07e5a293010c199db2b42cb8479c8b02e
4. 0x766f87f5954f7589e3a309b4690ce44784be8bd0fffaf696bde1126e745b3f2c
5. 0xce0485c461d0aec334872ceb3f7443115573f291f2257a2abeb34aa4d9da026e
6. 0x441a5d9648633c0a512987e53ac9ec209940db30e888376bc191c3d6bcfa71ae
7. 0x42201d876857459d0db5887fe0955d895521a1449e1ff112321214a6854d7d7f
8. 0x16f68fda49023acbad8f32db4c74b831ea13ddd714380bf70c713bcbee5efcd3
9. 0xca866fde1dfa6422f632ebac3d96ccea629d4ca0efa6f89ddbc719aef747361e
10. 0x1ed6f82fcddb6746bb6f3054b4cb01660ae2bfccd787e67e8e9df3bb6483b08c
11. 0x8424997a0dff8dc736ab11e5969e73bf332e93e2ad0267520aa2a789f02c6493
12. 0x99dd0a58433972e10fe6af983aa9a9b7d20c9c1412e2e4ad199fb347a07d4476
13. 0x1924cea6ca8d851dc6c770385cf3ddff5f03087e38b2b95faa540dab71151946
14. 0x82d96787431d530f2599d2a77b24c7b5e6f2bf6720f7cd054b4dc0d4ba248628
15. 0x4a900ec4cce00639b2e45adc5a7ba556793a171aadb927fa15d539147429570d
16. 0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90