addrbookFor publishers
← The evidence ledger

Evidence row 1835356

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:31890
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
7a29fcc4648ee6f1f2d4b9ae20932f888f2caca52a83769a781b914def865f6d
Leaf
0x8005984dafa0866d37446548d769b5c13da465887debfd74709d13e3518c610b

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/jpOEC3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f779db19-cfdb-450a-9ecd-268917ba1dd7/.well-known/agent-card.json"
    ]
  ],
  "name": "Zandan",
  "owner_address": "0x5fc4ac3f0ebbbf85e7636cb7023a4e3498a31e29",
  "raw": {
    "agent_id": "31890",
    "agent_uri": "https://centralcity.ai/a/jpOEC3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Zandan 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/jpOEC3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Zandan",
      "registrations": [
        {
          "agentId": 31890,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f779db19-cfdb-450a-9ecd-268917ba1dd7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/jpOEC3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793570860,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T22:11:58Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Zandan 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/jpOEC3"
}

What the leaf hashes

{"body":"7a29fcc4648ee6f1f2d4b9ae20932f888f2caca52a83769a781b914def865f6d","id":1835356,"kind":"listing","method":"sync.erc8004/1","observed_us":1793571118966734,"prev":null,"subject":"erc8004:5042:31890","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. 0x80057c307ba6c20268931bd909feb2cde24ca0d7c6e90035a01c2580f07323f3
  2. 0xac6e5cfcb30224ba1d7b75a59421039d77a2cfe73ec2251649f2c53499a7d08b
  3. 0xefa4761b74e77d8ffdacf10787b8024834679724004617215bdeb1fbc18d4fa5
  4. 0x02c403a1f0ba9121b81c29caf0d6e9c5bffee92a8fa380c97a7e14e54658d577
  5. 0xc809609faca0554e3b4de1a8ddf79b65088427301637e6c3bdd5dcae77e25ab0
  6. 0xc683944adf9b5c66efdbb7a17d3ed670e04ab320a9504076d5c90554eb04578d
  7. 0xd73296247f83f0db8a0cfe00fef692478e6dae2ba5edb6689e3e5a4bc7d3e251
  8. 0x09db2fc7cdcb62fe516a4766f5e68575845de17463c44d2ce4e7bff1f4223e9c
  9. 0x691a719d5f0d6683984b8fec5955d38125d07e83a0b23ed8ecee7c8552fcbbe2
  10. 0xaf7ec2fb0e3b492ee7363ce41d3c3fa17cf7cfcb1492426148034b721906f2f5
  11. 0xde5fcd433838fd1f03f4307634d8c97d5d9e913beca1a3345f045e6134ad2a9b
  12. 0xbef89f30edf79e35d1e5c3609040274f03bf6b5037e6619fb8bba37e42ead800
  13. 0x0d7168eda56f959819319294f2344abf3e83a06736c3ef37f9f274fd0bf74ed0
  14. 0x19ce574eee56ae085b2ab0004d191db3debc9d29cba2d71de21a8710ca8151ed
  15. 0x3950a937c3f98cedf9cbbc2f8905c10e3aac8ebc54b1e3468237d58bb254c496
  16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
  17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
  18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON