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Evidence row 1807720

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:18842
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
1ee84a644524b8202e93de211418e229075e369ad1399e78212a7c27d9058cef
Leaf
0x821ca581be5e8a11c6ef3ad6e5748c1ca962ea6d872abbbf0dd0f1e57cefeca1

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Wmc4p3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/157e07b1-8063-450e-83dc-32bef75985f3/.well-known/agent-card.json"
    ]
  ],
  "name": "Krofa",
  "owner_address": "0xe2f6599ad246d41cc8cbd58dca49447c7070621d",
  "raw": {
    "agent_id": "18842",
    "agent_uri": "https://centralcity.ai/a/Wmc4p3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Krofa 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/Wmc4p3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Krofa",
      "registrations": [
        {
          "agentId": 18842,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/157e07b1-8063-450e-83dc-32bef75985f3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Wmc4p3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793559944,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:10:50Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Krofa 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/Wmc4p3"
}

What the leaf hashes

{"body":"1ee84a644524b8202e93de211418e229075e369ad1399e78212a7c27d9058cef","id":1807720,"kind":"listing","method":"sync.erc8004/1","observed_us":1793560250851491,"prev":null,"subject":"erc8004:5042:18842","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. 0x821c563e76ffc8a67589110f53ffc0cfd0c2e1141a422113ab381acb88dfc548
  2. 0xa9cb9aaa56b4e5fe7d6a70246829247a530ea13dcfdb309b7548ab3c6e0c1a92
  3. 0xf5d626c7f609fa7a04431f1f7e7c6173aa293a89f6dbd6db816e3fe49d021cf8
  4. 0xc92e4d2a539b39424dac88406249856af9f971c40a68df88f6486d6813c693f5
  5. 0xf5b763c1a390229c47f4e241c52c25c265ce247fe30fe5b21353a79260ded02b
  6. 0x3212447f2f21adf02a3ad9d23c82357a15b281260f4a9b8b061dfe556398465c
  7. 0x254ca3f0de41bae762ac20ec2115f174ce814ee9291bb47a5922ffd480de0fa4
  8. 0x3c4833c116c4f1574eb69a9c095d7aeb470ae7bdba91a3c1b396650230e30311
  9. 0x6190011eff1054059badb4ed3e55326eaa8f9048253fda156ea5af019a290ae7
  10. 0x873831f5ce918f565ea7ca4d58c071b86e2451057cda3740a648078c182ca840
  11. 0xbea523039fc6efbddaca597d24392f6e8fc3343451edc8d669d516f7a6fd6420
  12. 0xe4ba6ed7f762b9a3246079bfb2f5f5d6c59cbb6756bb0b0058e19ec599ca5a64
  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