addrbookFor publishers
← The evidence ledger

Evidence row 3422552

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:342567
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
5837c99c6c8bb7cd4cabb59d0493b1af7eb46722dbace602d7b9381325649b4b
Leaf
0xda4aff2ed3a64f80b5156ec3a3810e739e3516087a5dbb346dde6d7cf57c2e08

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/i5o6Y7"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1c1883a3-6ca6-4c40-8d35-b62347be721d/.well-known/agent-card.json"
    ]
  ],
  "name": "Grafito",
  "owner_address": "0x7d019d7548dc85ee489d1f4cd85d823c864b6f0d",
  "raw": {
    "agent_id": "342567",
    "agent_uri": "https://centralcity.ai/a/i5o6Y7",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grafito 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/i5o6Y7",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grafito",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1c1883a3-6ca6-4c40-8d35-b62347be721d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/i5o6Y7",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T15:36:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grafito 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/i5o6Y7"
}

What the leaf hashes

{"body":"5837c99c6c8bb7cd4cabb59d0493b1af7eb46722dbace602d7b9381325649b4b","id":3422552,"kind":"listing","method":"sync.erc8004/1","observed_us":1793892999552327,"prev":null,"subject":"erc8004:5042:342567","subject_kind":"source_record"}

Proof

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

  1. 0xda4b22064d97e799626329819ec7c574bfed614aafb71badc0a736efd85f7cd3
  2. 0x639fcd3727938c35b4e402f374d2ba5b6125cc2badce61d9380d7946a545f929
  3. 0x56bc505582bb86618302438a998eb9a64dcdbae38b335f24cc7bd37539ba73dc
  4. 0xedb25a3eba669cafb9f105784b85853fab099624ea9760a6aa0447513bf1de1f
  5. 0xbb9311a6b1fe68d8522ba2881fc333522c5c653ce96b9991cd9b00b5b30553d2
  6. 0x7d152d720caaca77a268658eb9e6de27b0870418e82ba41addf68239afc38ed6
  7. 0x7b4550e2c401a21efeb34cbdf302af29fd59f31d8df6087b7f00804c20553203
  8. 0xf496ca82b68d7cce2408ffeac91d41b43c26f7f44feb94a10b35affca806de97
  9. 0xa4523567138071df62f54dbc30cee30de39fb39becc724fc0b5e33699a88cace
  10. 0x5238edd5a08c1bc5752dd77f302201ff0f7fd6f911b0ef09cb516987c50e039d
  11. 0xe1be3723ae03f14adc32be66c1139f2014c1e389d68e115176081519013f095c
  12. 0xa0f4139b967c47b6212098ab1ef1fb116b8696e0af5b5baf4ab69823599f2c21
  13. 0x26b79609af64282a7d0ea0b1ec7f8168c3787a6394324bea32524b967fbff0d3
  14. 0x18ba0ecf9d097a18d969f015a4d29da864bf68db732c6ad7fa00156b764bd084
  15. 0x84cc0709bdcf43a76bb38852cd824bccc42d1167214eaa0cc6f5136bc9060566
  16. 0x706c875c10714e921f12357b889e8f8c61b62dcf68745f3b7e23aa127226e76c
  17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58
Day root
0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128
Chained
0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2
Published
On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94

How to check it · This row as JSON