addrbookFor publishers
← The evidence ledger

Evidence row 3681965

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:372881
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
47c303b458906229499b8bc3e7e45c29d9def05742e3ac6da87da1322508713f
Leaf
0xdaadc5913f0f6d7fcb4c1954f0d9857a62b7e314923b753e92617fdf1647ad75

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/fsNCaa"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/99a23497-8612-4a33-9db9-b4121e2dd819/.well-known/agent-card.json"
    ]
  ],
  "name": "Nunsino",
  "owner_address": "0xb518140406c6b006320c80bce1663760c410b937",
  "raw": {
    "agent_id": "372881",
    "agent_uri": "https://centralcity.ai/a/fsNCaa",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nunsino 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/fsNCaa",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nunsino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/99a23497-8612-4a33-9db9-b4121e2dd819/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/fsNCaa",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-06T04:40:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nunsino 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/fsNCaa"
}

What the leaf hashes

{"body":"47c303b458906229499b8bc3e7e45c29d9def05742e3ac6da87da1322508713f","id":3681965,"kind":"listing","method":"sync.erc8004/1","observed_us":1793940028442286,"prev":null,"subject":"erc8004:5042:372881","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (303443 rows).

  1. 0xdaadba109aabd074bfea561cba6522ac8c69fe9b0a1d65a36013f53887735484
  2. 0xf22c7924e394075a198f3c0202fb61213a81e072c8d1d6c0b2b99ad20febd4b8
  3. 0xf19d850dce6bf599d71b5f9b50d80657f6623caeff2a07cc0b755bedca7e2163
  4. 0xcd546dd83283fd8628958598bb7a6e03afc71ada237040973ef225d1a52df8f4
  5. 0x11c6865e48aaf637b4b558204368bb51bebdc6429c1c7f49aff7f63793d8b41d
  6. 0x67d1742f51247e2f364e5cceb819e9b4eaa2a42d5c21736854922b18f4ae691f
  7. 0xd6d5d8acfc2891d1bf3cdb51a128cd83bf889aff823bffac2dee80b1995db5ee
  8. 0x9c9f93b9d0c5df4bfafc5a09356739abb83723840ee06fd5411f3817d991a663
  9. 0x7a0a5b7c38c0add30b5327662df493b94140641c6a0fc0dd8acb64ab37bdc94d
  10. 0x979d6a76dc0df6e40399a23ba6450afb0e2a781e99dd94276af52b062d1cbeb6
  11. 0x53422a0bac970013f691e2c9977665e7ba8450b12057e6c481a5a6c2a667aaaf
  12. 0xa860eaa75b4fd7afb33f487077ecdbc99bafd451dbda4a56e37168fc368a2bbe
  13. 0x3d6449577690283f56908a68295b676d88a625e36d2a62a63a1fbb17661da355
  14. 0xd90a2fccf1a85036b23ae580bdbabc69c97c990b1c22ec464024ea02758d60a5
  15. 0x821ffa0a1fb7e66ffa8ce79fd755aa408c67dd0ef62aee573ea2278fcbd9823d
  16. 0xd47209ac9b2ac71257b5162800ce4482f8cf7ea04f074033847ad335ca758d32
  17. 0xf19d501fdbc28e10c3244253daf0c37c4752659eae14a7cba585a18c7df9ce0d
  18. 0xd422a75f6c3780ed53eca52b50bf40b8f17dc14cffb804142e44fc9f2672029d
  19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948
Day root
0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f
Chained
0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3
Published
On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1

How to check it · This row as JSON