addrbookFor publishers
← The evidence ledger

Evidence row 2149063

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:100338
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
ad2e44ba130758f46d3b1f3667b9d51d547e537cbfe4b186d712e3ae02f7654c
Leaf
0x0f12787b73b6bcca62be0e70e1825d03c1d11ed8b6896b34328a09d396c68bf2

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/wwsO6S"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/33c94db5-8149-4092-8bba-d73efe83394e/.well-known/agent-card.json"
    ]
  ],
  "name": "Futias",
  "owner_address": "0x62f37a144a5e45be13e250e70ed3ef6c8f81f948",
  "raw": {
    "agent_id": "100338",
    "agent_uri": "https://centralcity.ai/a/wwsO6S",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Futias 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/wwsO6S",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Futias",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/33c94db5-8149-4092-8bba-d73efe83394e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/wwsO6S",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:51:12Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Futias 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/wwsO6S"
}

What the leaf hashes

{"body":"ad2e44ba130758f46d3b1f3667b9d51d547e537cbfe4b186d712e3ae02f7654c","id":2149063,"kind":"listing","method":"sync.erc8004/1","observed_us":1793627472666272,"prev":null,"subject":"erc8004:5042:100338","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. 0x0f1286c2657aba60ef64b63d63bba1a0d147f0694cee03aaff4828ba687a1980
  2. 0x248986a83a7b4042f899e223e70b1908422465d6af9258584d074a91761bf69c
  3. 0x04428b24a9d4e9fcba89bf5118fa5fc2d864978a3536bbcd2171a85cb53c012b
  4. 0x0b6db7ccf4c3e8d0d9f69e32e968676fbbad1800653b884aef0053354f4922eb
  5. 0x4d03c25a44893137bbb803933db88ecbf613ba6363aae81e70a940d4d8d1d74a
  6. 0xc5bd1c6fe2128468fa203b3f715fca7e859e06bbce0c62f5f3184c08ca0ff331
  7. 0xf4b2b6b6b644874dabc1791e3715376326c5bd0e2a50d58c04aad6abe020c65f
  8. 0xe4592cefc4806979210463e8154f3072291189a8fe911bb9a6045c5c903a0d11
  9. 0x552bf84acbd569aabc22e46756feada739295ca66c8c8a66104373882a580169
  10. 0xb2b218de3cc2d101173121a37a25c9c23c0d2f901b9d59111bc80e3a717dd6d0
  11. 0x6c256ce5e19cbbdef81f3419ce2ca99f44b8b3918958e1d6d0ecd1b042b3f566
  12. 0x1f774502ee7a3003241373a41b7ad9c63117bf4cc0d75ccaed5b0bf8d86cccad
  13. 0xaed8243a14c659d2324c6748095467bfaec6927f1294091015e04180dda07dd7
  14. 0x9914dfe331775bd1714304f757d2b6b43ba45167245d645ce50f54a3d8617c4d
  15. 0xd82979c12a2aae44121bb6058b3364b3a3cbc9be411e35ab0208df5ed56f65d4
  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