addrbookFor publishers
← The evidence ledger

Evidence row 2610891

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:193641
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
d70d284412f5da8234488db6e0c8f89da437e9ee9bcc33e15de5dc8aaf7f2fe4
Leaf
0xffcb0c676a297189765ea597fd87741dbf0fc1fb68f2590bb32ae8f4aa7ada65

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/EGhDmA"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9739daa7-ffef-40b2-a461-cdd15e7cca95/.well-known/agent-card.json"
    ]
  ],
  "name": "Vampani",
  "owner_address": "0x3ec357b9707ff02d15b087a91a7f1c3145e45c82",
  "raw": {
    "agent_id": "193641",
    "agent_uri": "https://centralcity.ai/a/EGhDmA",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Vampani 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/EGhDmA",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Vampani",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9739daa7-ffef-40b2-a461-cdd15e7cca95/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/EGhDmA",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T16:22:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Vampani 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/EGhDmA"
}

What the leaf hashes

{"body":"d70d284412f5da8234488db6e0c8f89da437e9ee9bcc33e15de5dc8aaf7f2fe4","id":2610891,"kind":"listing","method":"sync.erc8004/1","observed_us":1793722940540484,"prev":null,"subject":"erc8004:5042:193641","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. 0xffcaeeba7856721be0ad085dc14edcbe557a2500f7f1e3654bf4e823fd7edcc9
  2. 0x296cf2fc92518526b1de9075aebbb9254c0f950c939b6a5ae5883d5e09537afb
  3. 0xec88bf7703de6977096b44762e90bd95d59d0b0151b45c4ce6b31fd418ec9d4f
  4. 0x0434dbb89208eeb0819e398d0c2fc67a62231029d5d3dcd0cc7ed4931d0f4b21
  5. 0x5428781afb0c0eaf28464abf47a69556d7c058ed7fc43dd7b83f3edba8c56887
  6. 0x8a5ba18621fcb8d3e7af34f39a9285cfda26926d0701c18b05a563bb0184fa75
  7. 0x6ddaf1aab718ce13f4f59a1db966e94cdbbddd75d66c293f078d1bb6894d09ea
  8. 0x3b1add98a990e7612b532d3dd86176464faea4e8d37678a89c61fd7a4fd39777
  9. 0x28732cc42f13b9c0e0c3f33b1c0c6f90f85993feea437cd54801779ac3531f47
  10. 0x4d8e60d4082e813bc19b1591348ed8a095d633dbbf3ebc57a0f076e033ce158c
  11. 0xe4d7fc3dd6d0539872abd1d28e4e77b69f4b1aa4a1f92653c5d5603a537fbe33
  12. 0x424223067996c6779cf410507a2b2177dc12548f2863913b8c34fabf662141f7
  13. 0x54a6c4f1a32dea245c883e7129cc7c46a6cb711ffd9df5ff949c0ac3758e91ed
  14. 0x271cba1af45ae2133bb70993d2a8662bbad7bb8e8e0ab720853251f29efaee6d
  15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
  16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
  17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON