Evidence row 3346743

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/A8Yhp5"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/939e7692-fa6d-48f3-ae65-d4300d752053/.well-known/agent-card.json"
    ]
  ],
  "name": "Maubeon",
  "owner_address": "0xe9ee14d0fa76aa99ae3b329b06ac9b697c4ff354",
  "raw": {
    "agent_id": "316860",
    "agent_uri": "https://centralcity.ai/a/A8Yhp5",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maubeon 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/A8Yhp5",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maubeon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/939e7692-fa6d-48f3-ae65-d4300d752053/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/A8Yhp5",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T01:19:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maubeon 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/A8Yhp5"
}

What the leaf hashes

{"body":"b485cd294524efcbecbbe67462f20e4b97b0265df383052c4f6d05432a85c318","id":3346743,"kind":"listing","method":"sync.erc8004/1","observed_us":1793841583892893,"prev":null,"subject":"erc8004:5042:316860","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x16e34941de913cbb4eb8f524825196d6ea4264ebef4725588262cfdd55cc4918
2. 0x47d366ca2e56089f620025ee5ccb766b302adfebeb761be98166c822b5d141db
3. 0xc7b875b0b7e3d0f45aad5ec0a7d405c051d7b51725b96988f4b0cfa08db1eec4
4. 0xc8516e00e37c1aee9f449cb8a0ed97756ec2df9533fbb32f9278b1f5b96ea199
5. 0x7fa05cd9f7ad8a6e77a8f95385c0aad33479452b022eb3a436fe6ab664c4aa8e
6. 0x0336a6a85618a39d369af9ed5d91e74919cd5c8c1e4a388ff370dc4244a1492f
7. 0x4af24cc49feb8202dc1d767a801149295e2bb23db75e052e0c50876c08ff65de
8. 0xe97c55125eb3db88dae482ebb4f26bb9ae1a02ac8efb401723eaffceabbe4909
9. 0x2ac094a9acebfef4e923f0e2927ad8a6ef836c070beaa09fab67044a67541713
10. 0x4cb3d9c2e20b9d89d6205f2b715cbee02e8bc563d2688b2846113a57d4ad41d0
11. 0x25284c491ade4d8bef6bc4578ad55631b482bf5c54a29d12ed36cd2404231b1b
12. 0x74c4acfd5afa47a61759794386d8cd8118ad4005a79f7fc62f1fb2bcc9ca36bf
13. 0xe7dd35b25831ecd57d8eb7babdd2a8ab45d8eff0451e8a675499c6f431210fa0
14. 0x887993386ba8c77165972bfd61a7626182576fdc51fd76a24fcaca885bf67d2a
15. 0x752bb7ff1be85646eaf6af7e83e853b7b33e92ad9c57231f0b796b8997fb1076
16. 0xcde4d0d0f64b40921f36a3f07dfe9c7256f1d0a8925aed414788c614314b871e
17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94