Evidence row 2181629

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5c1ODo"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/16f11dc5-7224-44fb-a6e5-1e799d84ebd0/.well-known/agent-card.json"
    ]
  ],
  "name": "Stampisto",
  "owner_address": "0x3b39dd9bc9cd49c46795fab775da98b3955398db",
  "raw": {
    "agent_id": "116730",
    "agent_uri": "https://centralcity.ai/a/5c1ODo",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Stampisto 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/5c1ODo",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Stampisto",
      "registrations": [
        {
          "agentId": 116730,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/16f11dc5-7224-44fb-a6e5-1e799d84ebd0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5c1ODo",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793640455,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:30:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Stampisto 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/5c1ODo"
}

What the leaf hashes

{"body":"5bb7d0f1b5bde7e80b34cb25d55962d0752ce4cbaddf9c7df68bcc14d6220a08","id":2181629,"kind":"listing","method":"sync.erc8004/1","observed_us":1793640628650232,"prev":null,"subject":"erc8004:5042:116730","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. 0x4b0bc415424fb00145d75c61dc0d1f7b016e5c06a503df87eb218c2d2f0d46f3
2. 0x88a2166bf4b5b5b1d8a6900ed39a0b359902e4c68a15f45b2a6552286cc51dd5
3. 0x8d7dad02217d2799899c5895ff2e76bcf6bdcfcae6af60579be888508bf1187c
4. 0x33d30ffbadc7a020bdeb11fac642fe1abeebcb4841851f3932d618ccd2342c4e
5. 0x2ccad7262da79963da24687f2eb88eaa56bb8951902a85d120d212ed07eb75b2
6. 0x8c7302e39445e2870c45a0f5d35b165639b046ab74f1d1a420cd856f35f217ac
7. 0xca0e0a6c27a22b04426fa96c8b526f1fcfe4dc7e71bd31ba0171c0c5fd59c964
8. 0x47b76aba5b38ee953f495916d4e0b31dc993465e561ee82bdcedb53c56e93195
9. 0x08c9f6deb177f7048bbb1577da1fe8a1777e05779656937a4215022ffd93c52f
10. 0x64fcf7475795e620f063907564864555930a44f386d3570de6d5a8f455ce1941
11. 0xba4c23ecb85b4eb2dfa298bc7b7d8e83edd0856fe6af8b8515209a7ff7d1c6d8
12. 0x3b4b3d1662d175bef0331a8e093b2c1fad598947e07aab3c5c1843104097cf03
13. 0xec50fb8bdb629a8eec60882415de93b837c0015821049eeb6965a6cdd0d6c186
14. 0xdc58bc56b35577036d6185abcf0d4c91a45df10bd65f767505c1d43fcecde566
15. 0x3217f821997a6d778dcf0814a25b1296c55ab77710c675e7b15695d25a6ce67d
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af