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Evidence row 2554633

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:170387
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
583c7954c3c4fa4f72389601c866eb85ca6821cf053a293f888c4649c41aefda
Leaf
0x0104b59e881ef517c598c524382a22ec1b4a8de4b231d0e4bad8bd05c4773908

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/F4UvGS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/aaaef139-63e6-470b-bcac-efc96f48a5d3/.well-known/agent-card.json"
    ]
  ],
  "name": "Nassantus",
  "owner_address": "0x23b3c73fba4c39ca8ad2e8abb79f6b7fe6d74ea4",
  "raw": {
    "agent_id": "170387",
    "agent_uri": "https://centralcity.ai/a/F4UvGS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nassantus 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/F4UvGS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nassantus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/aaaef139-63e6-470b-bcac-efc96f48a5d3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/F4UvGS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:34:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nassantus 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/F4UvGS"
}

What the leaf hashes

{"body":"583c7954c3c4fa4f72389601c866eb85ca6821cf053a293f888c4649c41aefda","id":2554633,"kind":"listing","method":"sync.erc8004/1","observed_us":1793694879173205,"prev":null,"subject":"erc8004:5042:170387","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. 0x01040b3b97cfe61015b342562c9b4174eba6f2b6c3380196d2ec5fc31e2227c4
  2. 0xb0c02c3db5a49e2e45955ada1085dc91b818e5c0b6f463c01146ef05ff6ad45f
  3. 0xf9580b3dfabcc5ce11a72b30ea06bb9d64e03a78a11af5e1cb0c1a8caf2c1e86
  4. 0xebea9160393122b8605e1cb0fe1bc46afbddcfc7ef24da8ca6b00864f348e90e
  5. 0x5717b2204fbf3bf6d33dd0d0a6a2fd416d20ef8311566ea5c1a34fede3de2bb0
  6. 0xe999cc3de47146652593d57e8c54b2059b52cd92cefa6dbc2b7aaa1e3e398046
  7. 0x7e3e94b236c71927e68ef2de19d66ae760f22a8de20db736838a9b6b3d7c19b0
  8. 0x052fdd17995649ca9659189348c424ce8d49f6468a8b80b185e82d7b658b7efc
  9. 0xc13d64e2697309a0b6ebecf1893a03dfbe057c40db90ba04bfdd037c1e88e421
  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