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Evidence row 2569502

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:178212
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
a5d04680870ed37a46db3120c2ef0efbf617154d24bde6a0073ad637b2981b40
Leaf
0x880245fc76c09a15a5fe2b25e12a0ee261a7265c02dd37466370b70b139ac5c6

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/OJequ3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b72c12a8-9e61-4310-9cc2-ecc5ccfd17f6/.well-known/agent-card.json"
    ]
  ],
  "name": "Grastus",
  "owner_address": "0xa117512c9bf8c804047c4dbd218ae0a2c171c101",
  "raw": {
    "agent_id": "178212",
    "agent_uri": "https://centralcity.ai/a/OJequ3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grastus 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/OJequ3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grastus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b72c12a8-9e61-4310-9cc2-ecc5ccfd17f6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/OJequ3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T11:06:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grastus 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/OJequ3"
}

What the leaf hashes

{"body":"a5d04680870ed37a46db3120c2ef0efbf617154d24bde6a0073ad637b2981b40","id":2569502,"kind":"listing","method":"sync.erc8004/1","observed_us":1793704016148849,"prev":null,"subject":"erc8004:5042:178212","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. 0x88023331f9510f6b923ddfa59f23492799b67ed618cadc499010dd157b7519cd
  2. 0xd1fe6aba4fc3e0a82bf3ef4469b9b603bac077f8da45a7a52541d2c1880c9052
  3. 0xdbd3259d6a25c96466c5b2e68b0db1e9b1091094e7bc3977ce9a7d6238c54d20
  4. 0x540a174a11c6f994c085421fd11e820ec4bed8a0cddc5858914a6e4eccb7f9ac
  5. 0x0b7e0fb2676955c93246d0caebafd9169b20049297dbd3dbdff355668db3293b
  6. 0x22c56b9890dcc53d8290e399a2eefe88dac83c0b0d3806a0f5f39e25c80960cf
  7. 0x3599f01fe912a159a2a40c8bccc2164bd26b08f9951575c1d25d85e68ebbe8f2
  8. 0x687597c39b7465493f9019319630f0cbaaf935c8348f50a8f9b7a35e28138152
  9. 0xe21b27362caae0d5bdfb0e0ddf724479ff6c23401ce00cddd169094e88f95ef6
  10. 0xabd3c5a8273d718a622674bbd7aa22c4dae3dcd710ca090ea777455823820001
  11. 0x3468a2be64aa0285a6e2a732888fda05834c1b663f8465dbe2e5467a4afac786
  12. 0xd20ec8842c47223f02740078dd0e5b5b17206d7372fcdbcf51b5e0e46355919a
  13. 0xf7c67c96024b4a69e763701d06d6e4b51458c1259af3b5d0a9d5873b55301b3a
  14. 0x2c7b214378c568c43cd230b3af22d5b7530813ac1c6dd11bb8169f29d025bb3d
  15. 0xd7fa57d9cb0ff551366a474cfe5dd932be199a84a12f0b57b253725627acf8dc
  16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
  17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON