Evidence row 2070404

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/A7VdUE"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a61c5f0a-0515-40f6-82fc-94703d6fab62/.well-known/agent-card.json"
    ]
  ],
  "name": "Rosteon",
  "owner_address": "0xa951e42cdd3185552b71565aa82a4e320965d608",
  "raw": {
    "agent_id": "66764",
    "agent_uri": "https://centralcity.ai/a/A7VdUE",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Rosteon 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/A7VdUE",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Rosteon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a61c5f0a-0515-40f6-82fc-94703d6fab62/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/A7VdUE",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T05:55:12Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Rosteon 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/A7VdUE"
}

What the leaf hashes

{"body":"df0e36454d511010ff4b50cd3532a316d3383c84bd3b5ad5880ec2afd1e684a6","id":2070404,"kind":"listing","method":"sync.erc8004/1","observed_us":1793598912771353,"prev":null,"subject":"erc8004:5042:66764","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xec118dfb283b7f89a941cc3056ffd47ebb3ca7d3339c65d75c33132aa208a639
2. 0x46cd7845015a45ec2b2a300df65a262799142e85bcf3e4e3257b013c37757194
3. 0x973dfae10894c75ff05dac827a0ae962908ceaaef165dcd2a9c300e64793ddfd
4. 0x7868c44046252ceec5d93b937117d4d214ecac4fd8d488584ee062d1a0c7badb
5. 0x4149e90297d4b54d680913ab8c32664eedbe70e917686a6761539888b5aae826
6. 0x69e71b335a3eed0ff69b15eba23147dbed5070e2cf29b51fe35295099580da94
7. 0x10eaf19a2eeca69264925ed63738056bbabff4f6e922bd446815e9a842c18e17
8. 0x555980b1bdf85a12642b1dbbd3e54eca99146e0d76b0435b6345e7e4227037c1
9. 0x68702f635950b1fd39e26cf9c38f5557debd44b0bd22f4e90f1bf63ff546934d
10. 0x0154850f4219876f8f1c5f70fc2cc8e57c14a61bd54cb6fdcee70198403e5a13
11. 0x199bd74f6c0504f89ecf1c08bbfab43f183a284376d47dd35e2910661e3cdbda
12. 0x003935e26459cbbc36612e09da82fb445f0b8844d8b644213247fd0844b7407c
13. 0x56222576ccb9eb1523f81d1cc3cad919b4c5bb42ade03a1c402e7008640051ad
14. 0xbb465466dac90179fd91fd4d3b6985e80736d1ab4662dc57a78b5e5098d6f074
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af