Evidence row 2554145

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/DoPIUM"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f7657a29-d74e-47e8-8c7d-db8ab1e1980a/.well-known/agent-card.json"
    ]
  ],
  "name": "Alansan",
  "owner_address": "0xaf8bcee3a16176670c936e180898ac79ebcec01e",
  "raw": {
    "agent_id": "170112",
    "agent_uri": "https://centralcity.ai/a/DoPIUM",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Alansan 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/DoPIUM",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Alansan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f7657a29-d74e-47e8-8c7d-db8ab1e1980a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/DoPIUM",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:29:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Alansan 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/DoPIUM"
}

What the leaf hashes

{"body":"0a3afe8416fbe4dcd7c9608c5515f2af371e5db6e192877d80f69f952202763f","id":2554145,"kind":"listing","method":"sync.erc8004/1","observed_us":1793694544112662,"prev":null,"subject":"erc8004:5042:170112","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xcde99091cc86dc99d6b5bbbbb418805b23429b7e9836414f5d8022b4b8467f11
2. 0x3ed9303ca857a2eb36c2b4e5b96b834ce687c2ade8684a27f1f3fa7ef730c155
3. 0x6a1b2cd9a294865900104a855e047fb4bf87318cc27337a2c9d5b1fa279d7e70
4. 0xdaa4c3b902a3a624ac9f25421bfa5c3ab3858e563556c1dc695425f180760643
5. 0xd51e59637e2bc925e6e3771aa4e6b72445fbec6076ba48ac632a744a65166718
6. 0xbb7f54838c1d68a49b10f53ac2f6677aaafd1f3eb17c56bfc4e1ff06c709c58a
7. 0x3d01c7c416ded85d1d4010abe6e4361c57def35bb21dd2face742f95472c23cd
8. 0x622ee3c2680203c1983142547010cf75ec85b7731f203d4f2c6712b55ed85922
9. 0xc7dccc1430ea72554441cb10aa572a2ee7dc6195f5fc23dd08b31437fb8c6054
10. 0x57318f65127d95d00cf70ffb6b32d6ebdf361918f7c9da9df0b040348b137e2f
11. 0xa27d48c2f9e72393943af8a2e80412c6b2a5a2c3db1a9d8c617d3c9bb86d2eaa
12. 0x38b1d48a31ea06c1ae782cd96c2f2488902754df3334f68d6cea73d000a08520
13. 0x3cc986cde06d5c6049d73d3e8c2f67d8c287673474d2ceaad7738ed7a5bb185f
14. 0x06f39b34e961f2ea2e8c7681b9a680b15d48774fc0534e19640f27b7f07640a9
15. 0x20b1beb78a0f066bfa1ffbab05695dfb2940fd2df005cdcab3ae2e82d26c01a9
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7