Evidence row 3002548

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Y4OKMf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/574c4f1b-d9ed-43b2-be72-6705ed3f8c3b/.well-known/agent-card.json"
    ]
  ],
  "name": "Brassias",
  "owner_address": "0xf217b83668f5fa021f29f039c2a1fde3b255c4b1",
  "raw": {
    "agent_id": "246635",
    "agent_uri": "https://centralcity.ai/a/Y4OKMf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brassias 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/Y4OKMf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brassias",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/574c4f1b-d9ed-43b2-be72-6705ed3f8c3b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Y4OKMf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T11:56:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brassias 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/Y4OKMf"
}

What the leaf hashes

{"body":"f9c5ca958a592e5199c46c5d8b5db440b382938cff1d830bec3e66278d207550","id":3002548,"kind":"listing","method":"sync.erc8004/1","observed_us":1793793381807620,"prev":null,"subject":"erc8004:5042:246635","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x6d6c36f0cb68347f674838955af236b9604885eb5bd61030d5432c03f0a18e46
2. 0x640eecc750230c866c5757e21074f2b9df68c7e1f17ae3486ae6f589743ca5d9
3. 0x1c67906f4d8563015468aa432d5e504bab75af54257fba486b0b30c4a56bfdab
4. 0x2a2f68add8bd8170e271a447d08afc6e109fdff3c4ff856222d4699d7d18472b
5. 0xdcc5bf564f1d973c9f94bae584edbfc36f521c7a21a154dac7290462336ea246
6. 0x635abb7747256dca93f977a397e4fb90650d4edb38a9020fec5654a033d64265
7. 0x245e1fe91f58bb231aec372a89fbe6982d3dd5bf3483b96f2dc16ec73dbf3377
8. 0x9d4008f972677507e22cdcc76036d7828dcc7cfda716dcf40d28f6d58b85d82f
9. 0x8d68c9754a733e7bf240e02129678a2c905a251446d5f8f12457fa54f6c5e6ed
10. 0x6cb80a8649b2a2eece60f7eacb6e0fd66132e5bb038d670857356acbaa75d029
11. 0x4f618b07a860352cd03bce71c8846df1cd12a34412d840749f46c7e3f3f36af8
12. 0x3fca7bf2412b1c0a4f36d0cce32eecc9dacf42c6169966ddfb50895bd948c84b
13. 0x9b824f6e339d42b364c996788cad257b57bcf7180173a01fb7591a1297a7bad1
14. 0xdf9a55324b158c76aebda2f3abb5f16823a1f3af8ab75a4b216043f79b074f98
15. 0x539d73c83d7aa7f740599809a1eb066b48ddd9e8d1ce14a80cb191f4cf87d3b8
16. 0x222747d565045b8857fa26ae816cd563ae6334c25795b19227a65c6abf341de3
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345