addrbookFor publishers
← The evidence ledger

Evidence row 2979978

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:236809
Recorded
Previous row
#2979510
Body SHA-256
a4c045f9ff291458b01add84a71b8b67881e106663a34c9604a77a3910cc1f45
Leaf
0xc3789553a5d10d97e6ca2dcbac6c18a988abfa1975930d3e3976f0c31e03d6f0

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1cYeHK"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/86ceefd2-eb9c-4cd9-891e-20f4f7165603/.well-known/agent-card.json"
    ]
  ],
  "name": "Nudeon",
  "owner_address": "0x583d506122287522b3ec3c2f1526abae1f179400",
  "raw": {
    "agent_id": "236809",
    "agent_uri": "https://centralcity.ai/a/1cYeHK",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nudeon 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/1cYeHK",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nudeon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/86ceefd2-eb9c-4cd9-891e-20f4f7165603/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1cYeHK",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T08:49:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nudeon 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/1cYeHK"
}

What the leaf hashes

{"body":"a4c045f9ff291458b01add84a71b8b67881e106663a34c9604a77a3910cc1f45","id":2979978,"kind":"listing","method":"sync.erc8004/1","observed_us":1793782189212855,"prev":2979510,"subject":"erc8004:5042:236809","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).

  1. 0xc37870114739c22dc1f1abaad9897d380c5a6cf75ba99863910b89c6b1399071
  2. 0x3c3df5ebb6ccb362f0bfa4486d450cbd71efd934bf7bc8412e31781257270893
  3. 0xf9089c2dd40a9e9ee86337e05b81567b949440f4774644a83cda9bf32544af9e
  4. 0x7aaf8ac9a3dc9541efe72eb4a9b89b9b2a8b5ecac7cec12354e733bab7dc3ff9
  5. 0xcffc956d2fa40ba20db3740ee36c5b00e69bbeb1f6f775d73e24528e7c16e483
  6. 0xc5762f4ed2309ccba55b8fbbad3f28257cbfdd210d5df9c6ea9af9db1b292a0c
  7. 0xb190f8c11dad9ae65911794e1e13ee5f2a2d12080d56687a55b6c69097061724
  8. 0x43dd1ae345a9bf1c5c31ac431328c568407994daf42c953d6edb37d44d3c9a18
  9. 0x5d7430aee529dc07fe7597367101b1642dcf58e243128207b29b264341b53ce7
  10. 0xec5ce8faa18c7324318619d20494206d13f9c1547057bce82c11ebce4de13965
  11. 0xb87485ea1d266f44836cf203e38663eb3d558bde38a7feccaef3a3258d2484e1
  12. 0x5cde72a8d9577dd6296ba529dc90d4a28aedcb659f7932959e99661ff05ce300
  13. 0xf958b9f64e8ca774b31aa6600c4d217a869a7758c0d3761eb505c1efddcda033
  14. 0x274c9bc1ba12b05b3d744014d9ba00d9527c9865f98662174122dbc290b38d30
  15. 0x5b8ce88213ec1f540b9f554b597f6fee893a9afa0156a79c8474549158b8ee5f
  16. 0xa81588732e20541f1fd63a8674c3102204c511e11cd493c1ebf29abccd23069e
  17. 0x321a352f90893ccd0656c1544d31825cd29cf74464e924a4ca7fb29b1f8ee0fd
  18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
  19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON