Evidence row 1755412

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/xan00W"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/819000b0-7f30-485e-914e-d5330c428993/.well-known/agent-card.json"
    ]
  ],
  "name": "Gravel",
  "owner_address": "0x36730d82457955f7c826095fe42e89975e4f0477",
  "raw": {
    "agent_id": "3317",
    "agent_uri": "https://centralcity.ai/a/xan00W",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gravel 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/xan00W",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gravel",
      "registrations": [
        {
          "agentId": 3317,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/819000b0-7f30-485e-914e-d5330c428993/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/xan00W",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793525843,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T09:37:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gravel 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/xan00W"
}

What the leaf hashes

{"body":"bc8d4991fdf567046013665127ec6b2102d086b332d41ac764303a2cf6faf43e","id":1755412,"kind":"listing","method":"sync.erc8004/1","observed_us":1793525876863260,"prev":null,"subject":"erc8004:5042:3317","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. 0xfc32a6a69dcdc5f4416a5f8ffd7eed1b9fa3ea5cb8c8412004a71091f0d9b520
2. 0x1f5c8fb00414a15a95563e54da22c9cf1c700423cb1badae39a2a7251a21d73b
3. 0xe0074cedd2c2df0e39578d8361559eac20b067b778e61360129ea1ff7d9ec7ca
4. 0x1d81703918db38fb06a98f7ad2101cd2123d48c1d90aaaac5f05649317e506d9
5. 0x3435fba3fd28bd879a2e1defcc39f5baf9bd24bd61361ebe428aa7d29fe030b5
6. 0x11e2f20bf44d4ab9c6b7dfa56580d40cc0165b8e134ba33db8b026c4e89e30b5
7. 0xecf4371b3e3bc6088fb490aa9b7a90e13b53e2641a12b623ea78b3bf7fe4aa02
8. 0xc14829a60416a74fd8f3db3736761cfd5f472f52e41412dd375f77c854d55784
9. 0x04fd47d8e04b97fff920ef8285d9710394f32fb2f05809d034fbb202d19eb419
10. 0x977747cece4a487d43c02e49307f6e43c04f1cd4203ab627c2dca84e7878cdcb
11. 0x7853a7e4727bd0645c5e503374a3c4c03e08bf484dc085b7ab59e561c342494e
12. 0xdd6fd2d3474b1652642889f218206189aa3c852f3ef47e11d3a4bd68c1139aab
13. 0xf8b9b78839288f6f3c2a097f49df191b3fb6db46d1902b4044f5d4ee3643c368
14. 0x7cd72adb87b8751bf15c5933b0cfda4c062b8aa62aa82c7e8571c6aa0cc82204
15. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90