Evidence row 3342918

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ZKc5Zp"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ec047fa5-74d5-4c9d-974d-aa6ab74bd82a/.well-known/agent-card.json"
    ]
  ],
  "name": "Bassobon80",
  "owner_address": "0x4345f25765ca39cd6964f21984b1626266b2f5b4",
  "raw": {
    "agent_id": "314522",
    "agent_uri": "https://centralcity.ai/a/ZKc5Zp",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bassobon80 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/ZKc5Zp",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bassobon80",
      "registrations": [
        {
          "agentId": 314522,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ec047fa5-74d5-4c9d-974d-aa6ab74bd82a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ZKc5Zp",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793839668,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T00:51:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bassobon80 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/ZKc5Zp"
}

What the leaf hashes

{"body":"74400c135b2bc14a40ba5df38fe134d36a8af8785a505010e1647170fc2aaee6","id":3342918,"kind":"listing","method":"sync.erc8004/1","observed_us":1793839864714616,"prev":null,"subject":"erc8004:5042:314522","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0xb20e3b3a05bb984e6f284c460e103121f4fdaa17a7008d9b15838565971951a4
2. 0xadc47288e60a8f5cb4870ebae1d6259878930b9ec0201a9fd8e499f2857f8f36
3. 0xa25f224e65dcb3ab1dcf77871c3577a0341a276abd556c185889b659cfdf329f
4. 0x0951a496f430d93d41e1075b1601cff65cf33fe518ef792921940350c6c8754e
5. 0x588f20172eea10dc2c2e7af82fb9aeedb7e9226d68f5eac2244cd5361f678888
6. 0xd934624ce5bb38f49da107478444e6657a91cea1dfa5bfff55d2c2d1f4c52d1e
7. 0x1643af434301d85054c161c82cabbdb38511f463143f9e80c68ca547c981a175
8. 0x0356b9c92ea9f7b70938e70baac45eb6ca0df260e7a6324fae7076f6b656a645
9. 0x368743a0539d9daefb18e876a1745d114e04d93f2040e1275ea40778ffcf0aec
10. 0xb34a207e55fb19b05b121b5d964573af414282bc9f6111e0de9346391d17785c
11. 0x56263e4423fb6c7d0351aa40a8c26549e959c8292c5b7684fa13ef522e0a1d47
12. 0x7894cfe4ae76627d023cdbd24de2bd9bfe3d08ed77ffdb4d08f21a7bd5022cd8
13. 0x4297ded3b7ae7a5e7c6aaf868e1595cb5dfd5bc570ca8e58312e1c93b27e2840
14. 0xe9b3feeda7ba0471328dce63fe578d2b6d168331915c3460a3110e4549c6245c
15. 0xfb7fd5d9f2dad2a875d0018c34534e495fa88fbef40533c4ec84080e09b402b0
16. 0x94ca8b6a95491be1f3ac6de55d756552e3d7dcdd3a530f60ac239342f2227667
17. 0x25f3843b1f8d3ded906cf440101c0137d8f897b0b72f946f0d5bc12c3da6b136
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94