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Evidence row 2566623

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:176623
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
12985d9f84e16a8482c390fe78c6ed2768014b8aa843056844aad1b4911e702c
Leaf
0xe5a572e05353690378041effe791c257b4f0010bdf417569a8f715122e218bad

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/V1zH5E"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d4de857a-3d7f-4653-b42c-12b51d1fd2df/.well-known/agent-card.json"
    ]
  ],
  "name": "Nausano49",
  "owner_address": "0x43fbd8b784d49d8db88574e1bd6679f0135073fb",
  "raw": {
    "agent_id": "176623",
    "agent_uri": "https://centralcity.ai/a/V1zH5E",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nausano49 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/V1zH5E",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nausano49",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d4de857a-3d7f-4653-b42c-12b51d1fd2df/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/V1zH5E",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T10:33:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nausano49 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/V1zH5E"
}

What the leaf hashes

{"body":"12985d9f84e16a8482c390fe78c6ed2768014b8aa843056844aad1b4911e702c","id":2566623,"kind":"listing","method":"sync.erc8004/1","observed_us":1793701994509717,"prev":null,"subject":"erc8004:5042:176623","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. 0xe5a514791e1f929cb6e21c443d04f269b67d3ce55afb6d5a1a8c9347debcd4dc
  2. 0xd42d58e34b28e693fa9eebbc8c36554f8309c71c7d3456e03d40089a6ad6711a
  3. 0x495ac45c85dafddf083c04a3d80a96104459f56ef73fdd112f7c98f1c0e83687
  4. 0xee7f887feddd1936eef420ef0c967536050a7b0fdac3bf7eb49b032c6af8aef5
  5. 0xf5387614cb191769dd8c9b5c3aed1c13c967ddd6341fb2d57ab7a2789d53e10d
  6. 0xea82f95c8854d456c42833b2d265be78984ca968f383b869ef9b5f669334d85c
  7. 0x825dd2f7cc4ce5fed2e598b4d6d09e8ae14155268d08d19bec774d2ac424524d
  8. 0xff51d8dcd4955b842c63601e8189525e105984f337b9dd5c1012db5060cf266e
  9. 0x5c7cfd4ff8d6db20c17de3d80638f3a73bda68901aa05ea9246951839a91a09f
  10. 0xa854a9220d94a3bc3a75e0998dd0ccc60f124c50fa6c88f42c8536c147c52e0c
  11. 0x8b0ac09c2419086d35aa2d1c7b609aadea690f4e42bd8a70dff1641260bff60c
  12. 0xb7e0bfe9c93f5a8b8afe006a8e71b52816f9ebdb214bfdb58d7838115603e756
  13. 0xbcb7e33710288371b8a8f9598748fadd8f5ccf7e279c079db0a58ce353bf38ed
  14. 0x88002651b75eed5296ce4ff2e29616d59737fbfdbd4eb1747342b2df0368963a
  15. 0x006ca23845a42a2d7f3ffca485568321f0deef0a65ff45709711a78f8e68aa0f
  16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
  17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON