addrbookFor publishers
← The evidence ledger

Evidence row 2118656

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:87673
Recorded
Previous row
#2118044
Body SHA-256
bf91cbd61765c3a00bed8b280414d6f2f55206b4af6c985b42f38ab4e2974271
Leaf
0x17df529fe81f824c6fd60dcbc9521d490db9a354d4bbb4fa0468941423bc9797

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/q4jbbA"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/678aa8d2-a74a-471e-9b90-2cc4f9b8cdab/.well-known/agent-card.json"
    ]
  ],
  "name": "Datan",
  "owner_address": "0xd765884ba75ec9ff7fd0c372ec34e226b04a8048",
  "raw": {
    "agent_id": "87673",
    "agent_uri": "https://centralcity.ai/a/q4jbbA",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Datan 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/q4jbbA",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Datan",
      "registrations": [
        {
          "agentId": 87673,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/678aa8d2-a74a-471e-9b90-2cc4f9b8cdab/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/q4jbbA",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793618210,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:20:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Datan 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/q4jbbA"
}

What the leaf hashes

{"body":"bf91cbd61765c3a00bed8b280414d6f2f55206b4af6c985b42f38ab4e2974271","id":2118656,"kind":"listing","method":"sync.erc8004/1","observed_us":1793618439628744,"prev":2118044,"subject":"erc8004:5042:87673","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).

  1. 0x17df64d5f1e5e14c6e4609c4a09595d7f436cae991da65fea43048887111ee7b
  2. 0x41c21e1e4f34f3250c8aed5fb3e1b2615cd89aa963da5d1c2627fdd14d275367
  3. 0xc6948b61aa972bb589aec6d83222176286e014acbc61d421b4cd292fc9dcee0d
  4. 0x5b551cbd4cb19c987af8261062501efd8244892743c2c403f0ff3aa23ec332c6
  5. 0xdcb83cdcb9673e83d410ebfcd6c70ca7308d2eac657316fc7887e4718ca07079
  6. 0xc646da3454a878a2aa31ba1cca8ed3084d5ea73aa1915b9b56c062d3cc841c3c
  7. 0x69f28728f62b96abb04d92528f268ebe7a35fd66cac87cdef4fa9a3502ca6fff
  8. 0xdf98e908567cfcad0eb4f54110f8c39e04fc11405b76dcd9fe98a5b33b7ac26b
  9. 0x4e40929c10552cb025e71cb9283f91f454bd58624b5b05b3e9cd2d1e01b15d8c
  10. 0x01e9f1829bc8c93ecf9f9939091ff8e4cf654b631f1d0afb51005d345f4961ca
  11. 0x499b5d7a70a8f1600c1aacb33fefaac82dee322d227f7ffe6f03567c3573b00d
  12. 0x1dc8ba8f08085ecc6abc940de99fd78b8c8285acc2d6e3ac9b076bf78b1fc1bb
  13. 0x3c6bb4ee00210310afea4db77a3d5e14b8fbfec0b426541034734f028665bbb4
  14. 0xad8410fe2298c1ccff00c301cabf57d2495acf6e614e5236bbeb834747908ca4
  15. 0xb6470417fdb2a0e3de9c1abb1722cbc88bc0dfb5afda0a77e1eac26ab1683ece
  16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
  17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
  18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
  19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON