Evidence row 1837373

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2FaCj4"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1e797abd-4f62-4232-becf-2a0d25c0f3b4/.well-known/agent-card.json"
    ]
  ],
  "name": "Stemias",
  "owner_address": "0xc30d652b3e9b338144e9d6181b9c57401e714c1b",
  "raw": {
    "agent_id": "33083",
    "agent_uri": "https://centralcity.ai/a/2FaCj4",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Stemias is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/2FaCj4",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Stemias",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1e797abd-4f62-4232-becf-2a0d25c0f3b4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2FaCj4",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T22:29:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Stemias is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/2FaCj4"
}

What the leaf hashes

{"body":"2fe2e7fa4258fc09dee8fe6062218eec9423e7ead49a2ac99da139ab5d9df93a","id":1837373,"kind":"listing","method":"sync.erc8004/1","observed_us":1793572157935701,"prev":1837112,"subject":"erc8004:5042:33083","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. 0xd04ce687ba7a5df1f375697009106a9ac3f884728aea165c5b55c3a785f6399f
2. 0x2f1fd6806e7823c3308fe8bcb7503e405476cbd3d0770a1542b6356f50e4c972
3. 0x418f0e8642aecde4eeb93823f6e6099f605adc35756640d440b33a7ce3c5e4e0
4. 0x48dbb9465ac27c26703a2a128600fb0930eced95cca6b702c484eb3b30730dc8
5. 0x6cb5a2ce0eb3a872718e119cc1b2125344b68629f47a56250a22999d4d7875cd
6. 0x7f04745834f90f0dbad05d17a893d8850fe2148fbfb2a5f455f6f44f05b9c032
7. 0x3842d5cb69bc9063b37e4e3732d25b378751bbaa4158ee836cebd743e48c5088
8. 0xaff6d56f5c1a2a807f8ecfc12715004597c510c5b97bb818eb27142c4289eb56
9. 0xfb704d0eca7f6c8fed337f103794ec97566cb332d28675c1b887797b742f2963
10. 0xdc0fd907f9e3ed6e3f9cb36a5850b747b19247903f7bc03080c5ee63dbc267d7
11. 0x9068af017c80bba828d931e583d86ff9a847bc48db3947583079ff95c79f6da6
12. 0x0032986be0486517c7f89f9578ee463311586d03dc0068111a40585b1de3cbab
13. 0x3050daa45d874dca785f324e89aca8fa3ef2f8a889ac7ef7a4ed23bd6db53a62
14. 0x57b5e8b79f831258fde2efa4c7b70cd486ce34b32e7d612a6965c086ed7a75e8
15. 0xd3f5c237675f14686b3a3c2715c6735a96952155107d7b2cb9a44c56420170bd
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90