Evidence row 1847150

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/SGUnZB"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e9857ab7-09e4-4252-a175-370a99cfad45/.well-known/agent-card.json"
    ]
  ],
  "name": "Frebert",
  "owner_address": "0x31b5b386ffc8ae6ec09d67c7a075f26c7c62916e",
  "raw": {
    "agent_id": "39138",
    "agent_uri": "https://centralcity.ai/a/SGUnZB",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Frebert 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/SGUnZB",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Frebert",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e9857ab7-09e4-4252-a175-370a99cfad45/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/SGUnZB",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T23:43:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Frebert 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/SGUnZB"
}

What the leaf hashes

{"body":"ee1115707b5644b15897ebd49e4a392d2ca6bdbe3785818a1a06b0cc24f8a77e","id":1847150,"kind":"listing","method":"sync.erc8004/1","observed_us":1793576594377439,"prev":null,"subject":"erc8004:5042:39138","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. 0xc8365d7f75578fa2564d9694ad19608870e034b7bfd317f28c33093e768ae2cd
2. 0x32deb1d5c337a57051e696f84b6d3e0724d4f3adbd2a4eb92e28038c7ddf560d
3. 0xee34472fff74959ca154bc54fc97c20c7632fcbe71e4abc26e51f8816215c78d
4. 0x54255af4e26f1b940f693baeaf0900d2532b972c157b4b38582ab3f31a1b1664
5. 0x6ab6c1d63ba2307b43fa9f29be9c9bb1fbab4c45ef58f9c22a5d70f4b4d7c732
6. 0x775b69ba1436710f8cde2b0af394b0e54ec13f2420ffa42fb05a688ff8a26e25
7. 0xcf99945265f6ea3d44b1c2943a976fd0693e47fafd549f222be43e6a689f6eec
8. 0xd9f145b25db2a11a6070cb0be20bd21ac7d3765ac59813dfc9f83fe146c745e2
9. 0xa2f92427afa42eb6417b20ec214be5f005734a934b93ef65fdfb7b953128b5ab
10. 0x03a1bfd55683d4d2977a589be2bfef6dd1a5f9597e66e29eb0e434e8ccb7cb06
11. 0x1dcac5018811ec67be5f9be6e85a8dba42b952249e46f3c9c98e7b7dc225c969
12. 0xbd69c1daba6ad48bd11883f69e02314022c981418d1c63479881d23615a3a7a5
13. 0xe14f0d8e2b9967bfb142a635a58f2d35462fc1282dcc137d3d835cfd908c00b2
14. 0x5da52d6bfc8f88d79ebced4b6bebec468f5c2d8a21c193d44e901c7a6ce7941e
15. 0x537331ef190eaefb4419f2a4558b952aaf9435d759df0b0c118b7df609ec1687
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90