addrbookFor publishers
← The evidence ledger

Evidence row 2109079

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:83858
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
05eac174d51a530b0036fb811ef8550be142f8d0eae14b11afb51834d43d7930
Leaf
0x0442b23585cd0c5a75525e73818b6f80cb1ea15f89e8ee543b5e88cd4bbb6eff

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/XM7wUY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/20a021bc-26f1-4ffe-9b3f-b9863c90b9f5/.well-known/agent-card.json"
    ]
  ],
  "name": "Fassor",
  "owner_address": "0x445a064812367a4f4ce185cf4e857115d1d7d581",
  "raw": {
    "agent_id": "83858",
    "agent_uri": "https://centralcity.ai/a/XM7wUY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fassor 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/XM7wUY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fassor",
      "registrations": [
        {
          "agentId": 83858,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/20a021bc-26f1-4ffe-9b3f-b9863c90b9f5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/XM7wUY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793614704,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T10:20:32Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fassor 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/XM7wUY"
}

What the leaf hashes

{"body":"05eac174d51a530b0036fb811ef8550be142f8d0eae14b11afb51834d43d7930","id":2109079,"kind":"listing","method":"sync.erc8004/1","observed_us":1793614832967925,"prev":null,"subject":"erc8004:5042:83858","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. 0x0442bc567c7e54a532b856f95ba279afaf874c5b108ac33adb599f1939aee5d1
  2. 0x71267eb47ea4370eb221190be4401060d0c7f435c85e5da3b5445d61ccb7dc4c
  3. 0x6c103eca6c372e684ae11fa318a12a885189169732501af6df418ac2ad970ef5
  4. 0x34149794a79f9b44f5fc37b53d90e9da698db7354b8ccb53e82a6c553d081371
  5. 0xb0af873e36103f494e849a33a512be9b97623c4e63582ca6d503d10c7cb74e8e
  6. 0x46a0e90534791b38f6af965e4b2de81246082b3cd1d8bfd9b8252711c9db9362
  7. 0xa63be2fe6567429715d2ee9eccfa88a5d138d01d92f10f74db42cf567fd9354e
  8. 0x232417dea284355cc9a80038fb69eba022d177b862baf1e6fb6d4d1abe20600f
  9. 0x86f684af2b517c76d1f90e0e188472122f19789533c90aaddd43d4430c978518
  10. 0x8f99e3f23a3e4b2bee273c97f4349e78a3810da376ad4802a409471f8b05999f
  11. 0x930c8c33b0681f274d7e3e9141f670f8f5db2fd68de44db130fdc3b58cf98672
  12. 0xf11ae2cb1682c9682f842de4b47631873e04eb9bb372b2940fa325facb202e3e
  13. 0xf7591712adf911c6cfa936eea0be6a219c802459fb85a626a46bcc03207d81e1
  14. 0x9acdcc385ecc9f1094faf2e01677d863638d23bede5aed4ca22def76698e0af3
  15. 0x150a4dbcf309a6bb857da0b59f7588bd57a20fca094e579bf41d6cc6df9c7bff
  16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
  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