Evidence row 1772240

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Lxe4vI"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a60d9388-376f-4f5c-a2d5-907565092814/.well-known/agent-card.json"
    ]
  ],
  "name": "Sevel",
  "owner_address": "0x08cc573fd7c3514c6da4ba6d7c585f0299f64fe2",
  "raw": {
    "agent_id": "8168",
    "agent_uri": "https://centralcity.ai/a/Lxe4vI",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sevel 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/Lxe4vI",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sevel",
      "registrations": [
        {
          "agentId": 8168,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a60d9388-376f-4f5c-a2d5-907565092814/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Lxe4vI",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793548152,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T15:53:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sevel 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/Lxe4vI"
}

What the leaf hashes

{"body":"47c2dc0ec6e7d332f9c86bef9d0d0874bd8fb36845588e7fef56b132ba6a1071","id":1772240,"kind":"listing","method":"sync.erc8004/1","observed_us":1793548400810129,"prev":null,"subject":"erc8004:5042:8168","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. 0xf55bd72df2d31d66bd04e773227b1f47ce4b095c4940510e60a0385065b92642
2. 0x91f86ef26ec79006bce48ccf1169a72f3474b4be47439c7dd51ecef718ed96f8
3. 0xa2b7c022b3c96165e846c7be19c2853a84d5bc73bdd1bfbaa4822608345dc9e5
4. 0x7fe444ac8303fde552d07a5e0c858555df5f3e36ef4c6b8ab51d8b682f2682aa
5. 0x74b0165f256cf792ab0894f4a64ba80e6d630327da1359135b0713f7bb7db686
6. 0x6300bd7ce8dc350bcd7bf6374b521bf37dbb6ee055da13cb445528ef8e32573f
7. 0x80e287f5bd65841586170b55be0e591608acc6c78656ad39b2f3aab2d1a16c04
8. 0x70cd1f322ae90a228249f6d8a56ea10d48d6b4c0275b1de425779e50ae4c28c3
9. 0x3e92a8864f32109ec7888817d14d2d062fff8883c5f8e554114e4d521af5d352
10. 0xf9fd5f7830121e38e9595e993505b1f0132380581b8d0407272f4945ee8d4bb7
11. 0xe1d2c367f3470edc4724fd7d806d51da451a66953be22520d4c4ab330cc650cc
12. 0x1278391fa22e576ce5c6362c943edc1a68b9a92ac18bff7789f8a082a7b194c5
13. 0x0c23c9192bfe154b4061fe80d841228e518702b191bcc9803922e60782f4706b
14. 0x9b4eda8f413d128915df51c98c771c8ee622b35a4252b9c2a803dd51ad66d4c8
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90