addrbookFor publishers
← The evidence ledger

Evidence row 2491021

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:145353
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
9ca35e210158c7ccbcc8b913959d080ac7c7c5ba92dc8fd98c64072fef741f04
Leaf
0x314b075b07e67eefb7bd501f728a01e3bf76b92fb7499b763d4576c4ffee4a8f

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/pBJGvZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fb1af339-bf68-4f81-8336-a869c1059c7d/.well-known/agent-card.json"
    ]
  ],
  "name": "Taukjo",
  "owner_address": "0xa6faa3ad9e00fd8dcf77586dd4089d12618a38ec",
  "raw": {
    "agent_id": "145353",
    "agent_uri": "https://centralcity.ai/a/pBJGvZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Taukjo 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/pBJGvZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Taukjo",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fb1af339-bf68-4f81-8336-a869c1059c7d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/pBJGvZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T00:37:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Taukjo 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/pBJGvZ"
}

What the leaf hashes

{"body":"9ca35e210158c7ccbcc8b913959d080ac7c7c5ba92dc8fd98c64072fef741f04","id":2491021,"kind":"listing","method":"sync.erc8004/1","observed_us":1793666236428649,"prev":null,"subject":"erc8004:5042:145353","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0x314af1114c739dfab8e60f9527bdc88d8ed5c9222cf65b88cbe83dd595879db7
  2. 0xd00a9cc42fecf90eeaea4d8e2c6bb4e3adbaa0e29cfcee17d406a798f4b07895
  3. 0xe7af79dba83c81a89663fb8e47799413c2feda1c99d6a9676b4d7b3f1ee523b8
  4. 0xfe05bde279238fb758ad2cf179e088565d7346bebab0ec45bfc6bf411e646cfa
  5. 0x186c3946a0896a9370e99d6917f56b60d787996fd3c9078e4e1a5aa4c0519ad6
  6. 0x37d2b6b815212d50726b3aebcc40fadd3d4b8e6f8ed14f0f20a32b979259094a
  7. 0xe029b8f2e720b921ed859d23e49ff0a5817c4885db9650a0d3baa3e5888f2d90
  8. 0x8affc1a4f6d21a539e2a8f1d094aa39cebc442a9e85a837f28603faf83a60f51
  9. 0x5605a8719df5598dd2caee7c6b2b8fab5538a89967fd2f766be77ffbeb7dc977
  10. 0xc8b99ff004bedab5dc196d861b76eac5b55904e2bf4c71701e546ec8c3f3f00b
  11. 0xd1fc1d851e4e98ca0d458f43ea7668ae10f8123f3f21d03baa713ad707cfa695
  12. 0x9b6216d2ceb41beacedc2b5ef26ce4be3fba145a0c0e2bff04037b975fa811ae
  13. 0x44abafcf13dab1951b2bc18cbef696c35ca4b682c2928d864f1fc1033e99e222
  14. 0xe2bf4675db929800e127e8a752f51484d14d8f7a9d806273bdc68a1dfd125e44
  15. 0xb1fe1f6398b7faed977bc6cc75b0a8404ef5a6cb386ca30aebdb7450b7bb6dbe
  16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
  17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON