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Evidence row 3421538

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:342212
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
0272a1dca30a20e0b55cbcc46921ef6a9c9f7892676745311b9ab42e4a2e5b2f
Leaf
0x5ec52d54db821ae4ed1eb742751e41f411c1659c89590a63c899d493447116d0

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/XCeynL"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0b27e2a2-8974-4b9a-b93c-6ccad5417f13/.well-known/agent-card.json"
    ]
  ],
  "name": "Kobufik",
  "owner_address": "0x719551c2119cf8ab803082ad333c002f4fb595df",
  "raw": {
    "agent_id": "342212",
    "agent_uri": "https://centralcity.ai/a/XCeynL",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kobufik 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/XCeynL",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kobufik",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0b27e2a2-8974-4b9a-b93c-6ccad5417f13/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/XCeynL",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T15:25:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kobufik 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/XCeynL"
}

What the leaf hashes

{"body":"0272a1dca30a20e0b55cbcc46921ef6a9c9f7892676745311b9ab42e4a2e5b2f","id":3421538,"kind":"listing","method":"sync.erc8004/1","observed_us":1793892333421539,"prev":null,"subject":"erc8004:5042:342212","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. 0x5ec53c8f6a8e0c9fff15f826fd36e0ff00753022431b5b00c67d4609127a5c78
  2. 0x46ebcdcc79030adaddf4093add7ed0b292a151648d4185129f7140a72991fdb1
  3. 0x130fd9750e4eec4bf1ec0eee85048a3f9aa81965cb5017038699b2dc4acfdc93
  4. 0x6ac0c14012645aa0b3d6d4d172ae572302da4c3014245b0e76caf26ddff7939a
  5. 0x2d26f15d639c3982494fcacf5b99606b67ebd8ccc4cd5d88a46bdd00cf75997b
  6. 0xead7226db2c461913eed2e7bdac297363846fb27d540880b36a6dbc8a52829e6
  7. 0xf19f4583294d25c5631a5ed98fd9632e9b6982a66c82241ee3938afb36afa694
  8. 0x9ea8ec328a86f9258b4b0f8ebcbf9060b8c394cdf14fbe96bf6b004b5837a8cc
  9. 0x7e1b5469785696315409e3383b5213a5cea6840020b5de3b9186490c0de00ee0
  10. 0xc021d1b152ee476bf77edb00b251163b251ac1141b99343fece9a4696e80221f
  11. 0xea7606cea93cff766db4cf490fd7ceb64cb6112f1f0d3491adb1aaf02a3a69b1
  12. 0x48d388e3440612fe10e2ba8e930313ee0e71158764d278f15ccb77daf0620eea
  13. 0x98caa4ab6341a38b8bf1e16922248a68f0bb42f22d71342e71490297a39d35f2
  14. 0xa2dc8f96b204e9ca3e547eaad92221ac78dc5f058c6959b821d49395bfe96c5a
  15. 0xd1b826c1036e86032791eb321451282a424bfed64c08ff605cb756a1f89d4ee1
  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