addrbookFor publishers
← The evidence ledger

Evidence row 1831361

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:29550
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
fce982dc4e5e7ff2f19d55773fa194b45c119bf3b955acd91638b11608816317
Leaf
0x816f10a3bd584c3dea4d01f4ac1815702fc4286539780cac5d17cbfdcef20f34

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/He6ibT"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b2fa39f0-dd33-4130-a0a0-15dd681cdf10/.well-known/agent-card.json"
    ]
  ],
  "name": "Grotus",
  "owner_address": "0x0622b2a6f556d1a7d7be4ad37cfeaa93869842dd",
  "raw": {
    "agent_id": "29550",
    "agent_uri": "https://centralcity.ai/a/He6ibT",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grotus 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/He6ibT",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grotus",
      "registrations": [
        {
          "agentId": 29550,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b2fa39f0-dd33-4130-a0a0-15dd681cdf10/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/He6ibT",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793569006,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:38:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grotus 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/He6ibT"
}

What the leaf hashes

{"body":"fce982dc4e5e7ff2f19d55773fa194b45c119bf3b955acd91638b11608816317","id":1831361,"kind":"listing","method":"sync.erc8004/1","observed_us":1793569094561267,"prev":null,"subject":"erc8004:5042:29550","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. 0x816ee3ba86a386988e982ff09d256d14d69402f83731e6be1aa7b18669881b25
  2. 0x4df026713b88a459326f663222ad2c737b1b2230fe839f249575f6407f909c22
  3. 0x509bf61fbbb7b1abff18830ed3a87a8dd2e398315eaf730a1f4db3120d52d042
  4. 0x4fc4a9f33612f31c1cec3a2e68297f13f8e75f06ac1a442372222b30834f02fc
  5. 0x4dd6c4aea54ded7726474dbf54359c61784e18cec9cb0740723082c8866607ae
  6. 0x848bd8c28309175e19141a203751384a44ecc59f2f0a664dc14d89aced536639
  7. 0x7b9d6cc65ab7b8257a4a06b23e7b4923a5f4e85629b1309568963ee41259647c
  8. 0xc67ee0caf473491a80f677573067b0d233c571cc1e9256eaa126822f80285bad
  9. 0x7a5bc13d5e2683b7e3682bd5b29327223a3c4138588cc831a3ccb8f531dfd088
  10. 0x8bc67173ee97df914de68b9702bf48b01055c1b92b011b4ae101266fc459c68b
  11. 0xb4766244e5ea92a8fe7428885f7850bb1c2ee48ccfe3c0a5eac6363fd5a4aa27
  12. 0xf1bbcf6a80b03ce0bcc652c9c358e273a08605d806c2668665f7c7b1411ac055
  13. 0x00e98613e718e0a689d577344d6db5596ac046beed8ae3ddd822ec8ac9c9cfdc
  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