addrbookFor publishers
← The evidence ledger

Evidence row 1825471

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:25982
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
450c4f904c022a2dc9f08b44f209d2ad596ccf0089747c76513d7e5e6396ce3e
Leaf
0x106fb47cc784e13119ad05d0a8468a2401efac4cc4d4249f2e4f6aecbd607572

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Sxy5d2"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5fe8960b-26a3-46d7-a1fe-ca10124eac79/.well-known/agent-card.json"
    ]
  ],
  "name": "Zirkus",
  "owner_address": "0x73decdc41501d28a16c917a0d562d05b05b9298d",
  "raw": {
    "agent_id": "25982",
    "agent_uri": "https://centralcity.ai/a/Sxy5d2",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Zirkus is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/Sxy5d2",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Zirkus",
      "registrations": [
        {
          "agentId": 25982,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5fe8960b-26a3-46d7-a1fe-ca10124eac79/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Sxy5d2",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793566103,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:52:57Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Zirkus is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/Sxy5d2"
}

What the leaf hashes

{"body":"450c4f904c022a2dc9f08b44f209d2ad596ccf0089747c76513d7e5e6396ce3e","id":1825471,"kind":"listing","method":"sync.erc8004/1","observed_us":1793566377557260,"prev":null,"subject":"erc8004:5042:25982","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).

  1. 0x106f8bfca5ced036ad2dc46d79eb5458bde5219a0a566eeb3088dd80c5d04832
  2. 0x51b1c9e26623e9a5438dcc21a867bfe7a185ff31d64f85e3664336222282f6b5
  3. 0xff89956e7be6713cfa21883c1a40bbde62c6fcf34f6a305c2da6782df6fc5436
  4. 0x07b22f2b3badaff721ec239a3ef7cf87258e4fa60a523d320c3857586035dd2c
  5. 0x7c5fd4b0953cbc31959f26e2deaede795685b6328bcd1e6ec1668d4794c0f132
  6. 0xaeea5978027d330652b6e8a0b120cab9f7f917e912b27748ee1774ac72a7feff
  7. 0x2f55fd41140e3b540775338171d1c4c95a54f2247c508e90d5ddc6c49d10acd2
  8. 0x68cf05fb2a6c442e2cc5f624771e1904ff93ab95512a5ea10073c201e7c77686
  9. 0xde1c78204016e8122c0b3aadf944c416ab8f137ffa0cf98c127ed20bb86e9d58
  10. 0xe5fe8802bfd96a53f91cf95b8c846e0d5fd8b27ff30b40e6af455ed207117347
  11. 0xe4b2afd15ef27556203b782b729d76e0ad76e3f5ea16e95295b0d8625faedb2e
  12. 0xa9bd3046dfc06e0b37649b2bb4da456815f35fe0cfd8bbbd9e9ee8f2a0da3161
  13. 0x878db25c2f19310b2877bc95b8a8a21f712341fa2a543dcf19b36aa69747bc0a
  14. 0xb44b8d5019b9204aa2c2f558cdc381e6729b1aeca3e674741fa07287022b1f0f
  15. 0xf1aed005f71411c0df252d9623f284bcac7de199e24c4d4cd5df3e8d3348d3aa
  16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
  17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
  18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON