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Evidence row 2555222

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:170748
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
77286f0224d0ef123bca0a8524bf5d168201e387456cf586234ada98e3ae246a
Leaf
0x0126a960d640421b2dd3f59714522c5d437c3bd4841e1b07f7164a8461a52a24

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Pb2r13"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fcce1613-ebd0-4386-8e19-5d05e741b7bb/.well-known/agent-card.json"
    ]
  ],
  "name": "Hovo",
  "owner_address": "0x4a8d2102c6735d7d64273ef9152cb8f446df8c92",
  "raw": {
    "agent_id": "170748",
    "agent_uri": "https://centralcity.ai/a/Pb2r13",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hovo 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/Pb2r13",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hovo",
      "registrations": [
        {
          "agentId": 170748,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fcce1613-ebd0-4386-8e19-5d05e741b7bb/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Pb2r13",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793695128,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:40:19Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hovo 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/Pb2r13"
}

What the leaf hashes

{"body":"77286f0224d0ef123bca0a8524bf5d168201e387456cf586234ada98e3ae246a","id":2555222,"kind":"listing","method":"sync.erc8004/1","observed_us":1793695219233368,"prev":null,"subject":"erc8004:5042:170748","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. 0x0126ee9dbca292acfc80fa318c1450651f8df91c938efb32752e83fcc5d73a85
  2. 0x640fdd8f89ab8ba9dea0dc7ec5f56fd0835787a4bfcc1c56026a78c239054bab
  3. 0x0929fcb366f20d46005820c762f7e216522aca2bbd5676d59170c7a347333062
  4. 0x827fc96b62a229149f7d63e51fc6a1bf1eb7eea4c7e0a13cf383f810da7de02d
  5. 0x0683710ce9be7ca91095fb370968b8157bf5971c578adaf34190b8d0bc39bc0e
  6. 0x41988d3d66db8feba9a5005c8a5bb2a8c4e678f7547957df05ae0ecc05bf466e
  7. 0xd9e7563787cddb576568ff28f0543079bf9ce06551eabc9204865128565c8462
  8. 0x96f1a2c185269aaef060edd53ee4c142dbea769ad89fea477632b285dcc78c40
  9. 0x5781519c9a29e71aefe2fb4d2bee651e23331a513b553c0294cacc6fb624b977
  10. 0xa72e591b488e3357e5ae87a315c4c5be9691534660dc023e21190f091449aa00
  11. 0xbec4c79705eb14dbc2a86ccd0a75c58c3ab8a2805388638d4b3cab100e7e1403
  12. 0x13e74bdf3b049091063dab59276305254368509776f52845ef5ecb1488d1b4c0
  13. 0x50c3ccb9a988bdd7634544be1fbdd1b3bb920b22bba931f12522f80ed5cb4784
  14. 0x38d3e4f5af0a7695cec711b235344c4c2a36bac0d573eb1675af35d5916bbc2e
  15. 0x4c65946e46ac859ee8bcd510bd1ff838776ef9d9a553f743da25e2fd4c4ec5c8
  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