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Evidence row 3348291

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:317750
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
82d5ac867d04bebb64d8643c9c0da4cf7bc6257aa9180427fc8792a60fb5c38a
Leaf
0x53adb6e3bf9f28568aeaa4df63fd788cc0dc683e4565181401006b7aaf231966

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/I4h53o"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a85c62f5-9324-427a-9fa9-cfc033a13ca9/.well-known/agent-card.json"
    ]
  ],
  "name": "Alessus",
  "owner_address": "0xc2e9e34c345a90b831dd0faff04eda195aee59bd",
  "raw": {
    "agent_id": "317750",
    "agent_uri": "https://centralcity.ai/a/I4h53o",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Alessus 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/I4h53o",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Alessus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a85c62f5-9324-427a-9fa9-cfc033a13ca9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/I4h53o",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T01:31:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Alessus 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/I4h53o"
}

What the leaf hashes

{"body":"82d5ac867d04bebb64d8643c9c0da4cf7bc6257aa9180427fc8792a60fb5c38a","id":3348291,"kind":"listing","method":"sync.erc8004/1","observed_us":1793842277274332,"prev":null,"subject":"erc8004:5042:317750","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (322504 rows).

  1. 0x53ae47d2ba5c96bc17250d415d9dfb67336b754285f8df8a4fb565afa6153f47
  2. 0xe073d0fc0b4457d8e0238c8b25afdfda471a92b4a139d0eb6558c0d89fe400ba
  3. 0xda5c055f7c48ed0fb05e215acf092cb8cabcb9e18ea74c64df86fcbf53ddc0c8
  4. 0xd2967a90b008e363c60ec47dca8e08c3e9625897f3accc7632023936645332bd
  5. 0xc802dc092caddd2bf410e72a366e3e7e968eb84024530cd0576f964a78da9edb
  6. 0xb82dccd4f633fee7222b7bf461ea47d937b67e456b9c464c5c3256f87061c20b
  7. 0x0bd9a8e4316e1ceb3ce1e438af0b392e5aa3793fe4c2dbd7698444f682825f55
  8. 0xc05eeb5022aa9c9be8f427d6cc974e2fe4b80c67bdcdfd1055e54cb2b0fc9107
  9. 0x74a7d5446b1dc699dec4f8746827f1c5e33cf3e7602ce6f3f51c6ec56f53bff4
  10. 0x59f341706932ca2c030ac954a27ae23a5ecd6161ddc55b8f43d8335cb9a8d539
  11. 0xb076d9c271611c2b2a18f8deec901bbcd5ac529866d89ec7e04b4f2f8dd217be
  12. 0x94855cbf315fc660355225f867ad0fcd54561ea27f2a6ca9376d874585b50275
  13. 0xff04f88f01db14dd3ab75ae4ad845f5913e27709edbc0eb6237c5c128a69b491
  14. 0xc7c9a02b10652443317f29964cb3f80c8edb43f84b67644463046121ae250d1c
  15. 0x20ca3add72ff47f6497449b7ee3adf1c6f2cdbedf8b5a49a56da543bf096a5fe
  16. 0x01716548fb56e8e74ac29a1a638626afc662ed7e187bafcf089344de82365b83
  17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
  18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
  19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b
Day root
0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128
Chained
0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2
Published
On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94

How to check it · This row as JSON