addrbookFor publishers
← The evidence ledger

Evidence row 2513280

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:153958
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
1b433745c03fb6ac1253f93277cd1cdc8f048bcdd3b68824fd7af08f87e69df2
Leaf
0x0da176360e9f2267297d2f4683cf732d9254732629c9f0bea048fa3799ff1c84

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1dQqHs"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7e15dd1d-3e5d-430b-a131-409e7b9c6167/.well-known/agent-card.json"
    ]
  ],
  "name": "Scharkus42",
  "owner_address": "0xd231f0aef82e0d6406c39a8b3d08473deec4dba7",
  "raw": {
    "agent_id": "153958",
    "agent_uri": "https://centralcity.ai/a/1dQqHs",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Scharkus42 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/1dQqHs",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Scharkus42",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7e15dd1d-3e5d-430b-a131-409e7b9c6167/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1dQqHs",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T03:17:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Scharkus42 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/1dQqHs"
}

What the leaf hashes

{"body":"1b433745c03fb6ac1253f93277cd1cdc8f048bcdd3b68824fd7af08f87e69df2","id":2513280,"kind":"listing","method":"sync.erc8004/1","observed_us":1793675820867303,"prev":null,"subject":"erc8004:5042:153958","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0x0da1761efbe39602020b18d5c8da3b3ff6d6931b1316b2898f67cd761a3a61f0
  2. 0x2a75d4104f5a48504fabaecac46d7a298decbcb538efc350676d8115178963fb
  3. 0xa5b287960389bf779ef51e8e06ffd88e445dae3f76bcadefd8df273bc409164c
  4. 0x4b3f19fc36a423142efcf26586c58d059618c76f72085fcfac62e29c85b3e076
  5. 0x819b775de5b4e9decd254bcded5c0a65686d8b3416971e93294f24dd04eab564
  6. 0x4426a56591dcd722f3e8848bf412e47831a69aa8ccf675a7662e6149af2ffba3
  7. 0x786914a7f8c6e91d6e1dba5777c1c5dc116cbba6ef6e42b5e40e3c565291d4cc
  8. 0x9e147f4462635810facaafaad3122531764717546478c438b5ea4c341e78d969
  9. 0xbe2d4a0032e4f7ebe037668d9b64be3520215c5a2b193f00593f31916382055a
  10. 0x46258bea6592d5374157fee6db6e6e34aceb9d9f20a02abfe59bae0d1f9bc47c
  11. 0x205ea6ae33c11fb33dd6d7157ddbcde3d54ec17db6449ddaa15f078173c7a428
  12. 0xa2b0f26f4e84db03ad032393b2a3695ea5f33353da8a24629497d53b9a55a657
  13. 0x593c60077eaf63cd302a3d033a280b28ac4c98d73bae86915b770c7e408ad8db
  14. 0xa495b842d8f7d8efe4285381f8b862b8ab4fec0bfe90ede1e0c66f9fad72c871
  15. 0xb4a5f7c31f5cf0c432e074558e814e1cf79fb110d635b7af2aa4b424de125934
  16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
  17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON