addrbookFor publishers
← The evidence ledger

Evidence row 1777058

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:12155
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
f02ab3943e5ba1ec73aca22348eda0d177d13cf34f36197c708ea904381a79e8
Leaf
0x7db8198e5a85d94180d7e796aae4eb76b5823dec9cf45082b88c1aa885643c2b

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/epD7T0"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/35b78774-f158-46e6-98ec-576d0e445178/.well-known/agent-card.json"
    ]
  ],
  "name": "Friondo",
  "owner_address": "0xb4181131b1982c4100cac954091129fb2667e247",
  "raw": {
    "agent_id": "12155",
    "agent_uri": "https://centralcity.ai/a/epD7T0",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Friondo 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/epD7T0",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Friondo",
      "registrations": [
        {
          "agentId": 12155,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/35b78774-f158-46e6-98ec-576d0e445178/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/epD7T0",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793552468,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:05:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Friondo 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/epD7T0"
}

What the leaf hashes

{"body":"f02ab3943e5ba1ec73aca22348eda0d177d13cf34f36197c708ea904381a79e8","id":1777058,"kind":"listing","method":"sync.erc8004/1","observed_us":1793552716061323,"prev":null,"subject":"erc8004:5042:12155","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).

  1. 0x7db825633552726f0d6dee84fb223c28fa8b7c0ad576ec27b25bd96630e3b185
  2. 0x7d73edb49f359c850826def98baca7ed3b5c4e580bcd907a964e699185fcffd1
  3. 0x5079110fd11749d4aff556c3cab1eba073eb485cca033dc4ef282ff9f34555c9
  4. 0xb81ba90df24851854573e92e25aca5474ef2ef5bc65600558d31c543f4259c7a
  5. 0x000d1491b98fa27960ef41e06057640e6d686a4a3290cfd80aa53318fc0ff143
  6. 0x388804e57afcb7ef39b406f70be8e1f127690ffcca5193178d0cd96a624b14bb
  7. 0x3f4a2990199e0efc382855bf6ae09f5b41a6177f749cacafcda7cb8203a81770
  8. 0x4b8a50dc28a98328af33de5973ee16a0f2146604cba7cad8d03bd272e7d05b7b
  9. 0x40f0b49893529f3e6c6eca17ca8bb3b5dd505579de6fbea80d6619a6d00014f6
  10. 0xb6446f38e4a713cdba468fc5027d5c7ffcf6288e6f3826e1f644935ae7e8e19d
  11. 0x9260c2ffc2f7369d112feec17e98d78c72ad7ca624e0fcccf47fafd7e000c5d0
  12. 0x1c2e98574c663d9e6140feb2d5c17a9c2852efe92982267303cc002bbfe31dfc
  13. 0x0d7168eda56f959819319294f2344abf3e83a06736c3ef37f9f274fd0bf74ed0
  14. 0x19ce574eee56ae085b2ab0004d191db3debc9d29cba2d71de21a8710ca8151ed
  15. 0x3950a937c3f98cedf9cbbc2f8905c10e3aac8ebc54b1e3468237d58bb254c496
  16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
  17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
  18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON