Evidence row 1848337

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5l5ZjO"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4be43911-6c81-469b-9e08-6537e01e2906/.well-known/agent-card.json"
    ]
  ],
  "name": "Siompa",
  "owner_address": "0xec890924f84f7c14357187528c94df561623ac17",
  "raw": {
    "agent_id": "39519",
    "agent_uri": "https://centralcity.ai/a/5l5ZjO",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Siompa 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/5l5ZjO",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Siompa",
      "registrations": [
        {
          "agentId": 39519,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4be43911-6c81-469b-9e08-6537e01e2906/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5l5ZjO",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793576953,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T23:54:58Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Siompa 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/5l5ZjO"
}

What the leaf hashes

{"body":"067d853e848a256650d33f567d947d9d97ef4b28b958f6c927c4217c7f9313f1","id":1848337,"kind":"listing","method":"sync.erc8004/1","observed_us":1793577298367993,"prev":1847850,"subject":"erc8004:5042:39519","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. 0xf4a4882bab7bbeab66b378f27d063dd186b158f27e0b49191835aee7ace02a71
2. 0xb0de587e957d2b0fdc1d311c60a8ca31610f809444c42b6623069a9f4100768f
3. 0x3282b225801a94db4f334cf4aa2442fc0cb037882112ef681e1112fe2f5263f9
4. 0x951e6ed6007c859a5bc3db05128dec182c8ccf6cdaa8cb0ec1c012e1470854e8
5. 0x4e5915007ebe866ebb4937c272208f5eea6d66f4f83e8eba78ae3cfa03d7ef5e
6. 0x0d1ce3cef271e8f2c904be19d56cd0c3682a532732ff12e2d4de346ac013befa
7. 0xa6cd60c0d834a67cff41e161f1f1f100d6dc86d0125600913acfb9039b085325
8. 0x104c0d7ca51f7f00c40bd4860d241faa192cf4d8f075c46ca5ab651ccb30435d
9. 0xa2253c579f7b7abef51f90c422b1c69a750c7b4cc3f36c1c9c2c52e7f9d3bac1
10. 0xf02d5c84c288637d91beae0219c690f0225ecc8efac6b550bba40a3f0080340d
11. 0x987031ca9675b3f63a997d4f24981e2f0002159e1b6ccf4226bed4eb814723ab
12. 0x1278391fa22e576ce5c6362c943edc1a68b9a92ac18bff7789f8a082a7b194c5
13. 0x0c23c9192bfe154b4061fe80d841228e518702b191bcc9803922e60782f4706b
14. 0x9b4eda8f413d128915df51c98c771c8ee622b35a4252b9c2a803dd51ad66d4c8
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90