Evidence row 2920299

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/d7p1v3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8a850fa1-bbf2-4e9f-a319-79361a8f2de5/.well-known/agent-card.json"
    ]
  ],
  "name": "Bostino",
  "owner_address": "0x5a280da335427c8eb189eb39214fc3fc11231cf5",
  "raw": {
    "agent_id": "215629",
    "agent_uri": "https://centralcity.ai/a/d7p1v3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bostino 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/d7p1v3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bostino",
      "registrations": [
        {
          "agentId": 215629,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8a850fa1-bbf2-4e9f-a319-79361a8f2de5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/d7p1v3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793753620,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T00:54:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bostino 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/d7p1v3"
}

What the leaf hashes

{"body":"45df6206ed2d4a3440f7349b01f9555b7a3f7dc39a10093d00f9012cb91aed4d","id":2920299,"kind":"listing","method":"sync.erc8004/1","observed_us":1793753662496021,"prev":null,"subject":"erc8004:5042:215629","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x2b22b8faa8f7219aa7cbb97d81ba51e7772921381cc59553f8a35d361186f458
2. 0xf63fd9b2ba59e80f5c9a157c1812044088535be47c190d87f7461609bc49ad09
3. 0xce3a1fc29e07415e8a75a545c9cc85606ad43b13a281a181e3c0bf43773959e6
4. 0x5ac7fbd85e6dce66cd416e33167bae74f396273734c7bab340faba9fb6b581e2
5. 0x08ea4bfe4a74b979cce20bcfa555d877e70c57b12f6b82b6502c28b791fb91cb
6. 0xa3dff43eb551f1fd8ff660818eaf74c230f61267f0841c1574547d7772c2ccc7
7. 0xb7dc8cbbcecf23d1de23521b74b10e426f5436e5c2669cb951a2dbe68d79ffaa
8. 0x0de46b01aa3695c4ddf98e8e2964b19f5029c129a3f6a1d7a3da3fa7bc1b56b2
9. 0x1c140f094bda0bb72622616a5816c3b41a83064621340959599591693a310867
10. 0xc874ddad7258740742fcd4ab6254c0ed30a3db299985bedd3e6e67ba64e4e432
11. 0x90e678c258150731957d7d7c70644e4ebcfaa7d6bea9d44db0a4e432897d2d93
12. 0x6b22ebbc088c5af5f3e8cdc3e5ef89ffafbc4f261cdfea59b61c8ecf7157e750
13. 0x661a96c937bf6ca01d805f4f4f36198bd27d6f808d4358c0eb4116706a411f51
14. 0x4be10d765cf0cb6820e51b664f4703077b474dfe0fab694460a1ed08402448ff
15. 0x80d767e810dea8f03e47cc3217bd2604062057071b87fb3908bc918d21222df3
16. 0x8632761f28bd1d3a8f35afb1fa5e24cfd1b78978317cf7ac09f0fd65df795c1c
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345