Evidence row 2178071

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/azqUfr"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c57c55a4-70e3-4b81-8b71-fb410a96ab94/.well-known/agent-card.json"
    ]
  ],
  "name": "Zossan",
  "owner_address": "0x8b2709d2f8ef850987bb075b768800243cfbe787",
  "raw": {
    "agent_id": "114891",
    "agent_uri": "https://centralcity.ai/a/azqUfr",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Zossan 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/azqUfr",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Zossan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c57c55a4-70e3-4b81-8b71-fb410a96ab94/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/azqUfr",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:06:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Zossan 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/azqUfr"
}

What the leaf hashes

{"body":"9cf05a1cd190e6e9f5d844e65f05f3631fb0a61e54ed198fd9a07ae0b8b83d7d","id":2178071,"kind":"listing","method":"sync.erc8004/1","observed_us":1793639161020165,"prev":null,"subject":"erc8004:5042:114891","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. 0xee0b9f8e0d285737f1f93724d41aa5648393ae83f814fd1004fc0ef91804c734
2. 0x516cface3042e841069348c3cdd090c560f826358095722caa78a660807ddf03
3. 0x3ab1dda1754614d049b3696b7e9db2378073da85d167a81aae1434f31ee86e1f
4. 0x5f5bad11e22ec91d5a2aeb0e9ffe46a3ead014905dc0bfb9a1e77c40dcd5128c
5. 0x74d978e3a9c4c2b6b820f291427d1c0c4ed73c2682b219bc50d2b097f11c90c4
6. 0xdbb361e85f10ab18a50041372fac8cd9b47cd7cab670bbb093e1c0e665dc56de
7. 0xa22fc56f45984421cbb8563ef1f1a0d006c07d8add6747622a138eebf6931bd9
8. 0xbea70db348896b844f114e140d4199e1e92238d076c25cdf30cf0136d64dad2a
9. 0x4a2b3d0d89788ce6fdb9f3e5fa6ab53afbd48fc4ba8360f4c8893ea08c6c8991
10. 0xd601d517ca4ee4e6d71c4d03ed97228900ea403ab4acd8ad71ff60deca2cd10f
11. 0x3e8e0a80d0d1e6892613c589815216d3f150228df9977c0e1624cab3ea6ebfdc
12. 0x81186f1d3fe58c5a37fc5a986c2e4440f453481f9e7d23a13c45f48adcec0bb2
13. 0x56222576ccb9eb1523f81d1cc3cad919b4c5bb42ade03a1c402e7008640051ad
14. 0xbb465466dac90179fd91fd4d3b6985e80736d1ab4662dc57a78b5e5098d6f074
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af